mirror of
https://repo.dactyloidae.xyz/Dactyloidae/UXP.git
synced 2026-11-02 20:47:33 +09:00
21121b141b
Backport of https://github.com/IsaacSchemm/pdf.js-seamonkey/releases/tag/v2.3.235 with pieces from Firefox 60.9.0
17280 lines
No EOL
495 KiB
JavaScript
17280 lines
No EOL
495 KiB
JavaScript
/**
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* @licstart The following is the entire license notice for the
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* Javascript code in this page
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*
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* Copyright 2019 Mozilla Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* @licend The above is the entire license notice for the
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* Javascript code in this page
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*/
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(function webpackUniversalModuleDefinition(root, factory) {
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if(typeof exports === 'object' && typeof module === 'object')
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module.exports = factory();
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else if(typeof define === 'function' && define.amd)
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define("pdfjs-dist/build/pdf", [], factory);
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else if(typeof exports === 'object')
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exports["pdfjs-dist/build/pdf"] = factory();
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else
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root["pdfjs-dist/build/pdf"] = root.pdfjsLib = factory();
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})(this, function() {
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return /******/ (function(modules) { // webpackBootstrap
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/******/ // The module cache
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/******/ var installedModules = {};
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/******/
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/******/ // The require function
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/******/ function __w_pdfjs_require__(moduleId) {
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/******/
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/******/ // Check if module is in cache
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/******/ if(installedModules[moduleId]) {
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/******/ return installedModules[moduleId].exports;
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/******/ }
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/******/ // Create a new module (and put it into the cache)
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/******/ var module = installedModules[moduleId] = {
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/******/ i: moduleId,
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/******/ l: false,
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/******/ exports: {}
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/******/ };
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/******/
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/******/ // Execute the module function
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/******/ modules[moduleId].call(module.exports, module, module.exports, __w_pdfjs_require__);
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/******/
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/******/ // Flag the module as loaded
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/******/ module.l = true;
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/******/
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/******/ // Return the exports of the module
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/******/ return module.exports;
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/******/ }
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/******/
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/******/
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/******/ // expose the modules object (__webpack_modules__)
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/******/ __w_pdfjs_require__.m = modules;
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/******/
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/******/ // expose the module cache
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/******/ __w_pdfjs_require__.c = installedModules;
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/******/
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/******/ // define getter function for harmony exports
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/******/ __w_pdfjs_require__.d = function(exports, name, getter) {
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/******/ if(!__w_pdfjs_require__.o(exports, name)) {
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/******/ Object.defineProperty(exports, name, { enumerable: true, get: getter });
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/******/ }
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/******/ };
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/******/
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/******/ // define __esModule on exports
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/******/ __w_pdfjs_require__.r = function(exports) {
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/******/ if(typeof Symbol !== 'undefined' && Symbol.toStringTag) {
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/******/ Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
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/******/ }
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/******/ Object.defineProperty(exports, '__esModule', { value: true });
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/******/ };
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/******/
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/******/ // create a fake namespace object
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/******/ // mode & 1: value is a module id, require it
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/******/ // mode & 2: merge all properties of value into the ns
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/******/ // mode & 4: return value when already ns object
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/******/ // mode & 8|1: behave like require
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/******/ __w_pdfjs_require__.t = function(value, mode) {
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/******/ if(mode & 1) value = __w_pdfjs_require__(value);
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/******/ if(mode & 8) return value;
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/******/ if((mode & 4) && typeof value === 'object' && value && value.__esModule) return value;
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/******/ var ns = Object.create(null);
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/******/ __w_pdfjs_require__.r(ns);
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/******/ Object.defineProperty(ns, 'default', { enumerable: true, value: value });
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/******/ if(mode & 2 && typeof value != 'string') for(var key in value) __w_pdfjs_require__.d(ns, key, function(key) { return value[key]; }.bind(null, key));
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/******/ return ns;
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/******/ };
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/******/
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/******/ // getDefaultExport function for compatibility with non-harmony modules
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/******/ __w_pdfjs_require__.n = function(module) {
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/******/ var getter = module && module.__esModule ?
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/******/ function getDefault() { return module['default']; } :
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/******/ function getModuleExports() { return module; };
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/******/ __w_pdfjs_require__.d(getter, 'a', getter);
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/******/ return getter;
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/******/ };
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/******/
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/******/ // Object.prototype.hasOwnProperty.call
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/******/ __w_pdfjs_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
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/******/
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/******/ // __webpack_public_path__
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/******/ __w_pdfjs_require__.p = "";
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/******/
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/******/
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/******/ // Load entry module and return exports
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/******/ return __w_pdfjs_require__(__w_pdfjs_require__.s = 0);
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/******/ })
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/************************************************************************/
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/******/ ([
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/* 0 */
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/***/ (function(module, exports, __w_pdfjs_require__) {
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"use strict";
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var pdfjsVersion = '2.3.235';
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var pdfjsBuild = 'b255a5d0';
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var pdfjsSharedUtil = __w_pdfjs_require__(1);
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var pdfjsDisplayAPI = __w_pdfjs_require__(172);
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var pdfjsDisplayTextLayer = __w_pdfjs_require__(184);
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var pdfjsDisplayAnnotationLayer = __w_pdfjs_require__(185);
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var pdfjsDisplayDisplayUtils = __w_pdfjs_require__(173);
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var pdfjsDisplaySVG = __w_pdfjs_require__(186);
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let pdfjsDisplayWorkerOptions = __w_pdfjs_require__(178);
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let pdfjsDisplayAPICompatibility = __w_pdfjs_require__(175);
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;
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exports.build = pdfjsDisplayAPI.build;
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exports.version = pdfjsDisplayAPI.version;
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exports.getDocument = pdfjsDisplayAPI.getDocument;
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exports.LoopbackPort = pdfjsDisplayAPI.LoopbackPort;
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exports.PDFDataRangeTransport = pdfjsDisplayAPI.PDFDataRangeTransport;
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exports.PDFWorker = pdfjsDisplayAPI.PDFWorker;
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exports.renderTextLayer = pdfjsDisplayTextLayer.renderTextLayer;
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exports.AnnotationLayer = pdfjsDisplayAnnotationLayer.AnnotationLayer;
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exports.createPromiseCapability = pdfjsSharedUtil.createPromiseCapability;
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exports.PasswordResponses = pdfjsSharedUtil.PasswordResponses;
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exports.InvalidPDFException = pdfjsSharedUtil.InvalidPDFException;
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exports.MissingPDFException = pdfjsSharedUtil.MissingPDFException;
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exports.SVGGraphics = pdfjsDisplaySVG.SVGGraphics;
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exports.NativeImageDecoding = pdfjsSharedUtil.NativeImageDecoding;
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exports.CMapCompressionType = pdfjsSharedUtil.CMapCompressionType;
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exports.PermissionFlag = pdfjsSharedUtil.PermissionFlag;
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exports.UnexpectedResponseException = pdfjsSharedUtil.UnexpectedResponseException;
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exports.OPS = pdfjsSharedUtil.OPS;
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exports.VerbosityLevel = pdfjsSharedUtil.VerbosityLevel;
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exports.UNSUPPORTED_FEATURES = pdfjsSharedUtil.UNSUPPORTED_FEATURES;
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exports.createValidAbsoluteUrl = pdfjsSharedUtil.createValidAbsoluteUrl;
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exports.createObjectURL = pdfjsSharedUtil.createObjectURL;
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exports.removeNullCharacters = pdfjsSharedUtil.removeNullCharacters;
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exports.shadow = pdfjsSharedUtil.shadow;
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exports.Util = pdfjsSharedUtil.Util;
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exports.ReadableStream = pdfjsSharedUtil.ReadableStream;
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exports.RenderingCancelledException = pdfjsDisplayDisplayUtils.RenderingCancelledException;
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exports.getFilenameFromUrl = pdfjsDisplayDisplayUtils.getFilenameFromUrl;
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exports.LinkTarget = pdfjsDisplayDisplayUtils.LinkTarget;
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exports.addLinkAttributes = pdfjsDisplayDisplayUtils.addLinkAttributes;
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exports.loadScript = pdfjsDisplayDisplayUtils.loadScript;
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exports.PDFDateString = pdfjsDisplayDisplayUtils.PDFDateString;
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exports.GlobalWorkerOptions = pdfjsDisplayWorkerOptions.GlobalWorkerOptions;
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exports.apiCompatibilityParams = pdfjsDisplayAPICompatibility.apiCompatibilityParams;
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/***/ }),
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/* 1 */
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/***/ (function(module, exports, __w_pdfjs_require__) {
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"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.arrayByteLength = arrayByteLength;
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exports.arraysToBytes = arraysToBytes;
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exports.assert = assert;
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exports.bytesToString = bytesToString;
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exports.createPromiseCapability = createPromiseCapability;
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exports.getVerbosityLevel = getVerbosityLevel;
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exports.info = info;
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exports.isArrayBuffer = isArrayBuffer;
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exports.isArrayEqual = isArrayEqual;
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exports.isBool = isBool;
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exports.isEmptyObj = isEmptyObj;
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exports.isNum = isNum;
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exports.isString = isString;
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exports.isSpace = isSpace;
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exports.isSameOrigin = isSameOrigin;
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exports.createValidAbsoluteUrl = createValidAbsoluteUrl;
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exports.isLittleEndian = isLittleEndian;
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exports.isEvalSupported = isEvalSupported;
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exports.log2 = log2;
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exports.readInt8 = readInt8;
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exports.readUint16 = readUint16;
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exports.readUint32 = readUint32;
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exports.removeNullCharacters = removeNullCharacters;
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exports.setVerbosityLevel = setVerbosityLevel;
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exports.shadow = shadow;
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exports.string32 = string32;
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exports.stringToBytes = stringToBytes;
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exports.stringToPDFString = stringToPDFString;
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exports.stringToUTF8String = stringToUTF8String;
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exports.utf8StringToString = utf8StringToString;
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exports.warn = warn;
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exports.unreachable = unreachable;
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Object.defineProperty(exports, "ReadableStream", {
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enumerable: true,
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get: function () {
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return _streams_polyfill.ReadableStream;
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}
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});
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exports.createObjectURL = exports.FormatError = exports.Util = exports.UnknownErrorException = exports.UnexpectedResponseException = exports.TextRenderingMode = exports.StreamType = exports.PermissionFlag = exports.PasswordResponses = exports.PasswordException = exports.NativeImageDecoding = exports.MissingPDFException = exports.InvalidPDFException = exports.AbortException = exports.CMapCompressionType = exports.ImageKind = exports.FontType = exports.AnnotationType = exports.AnnotationStateModelType = exports.AnnotationReviewState = exports.AnnotationReplyType = exports.AnnotationMarkedState = exports.AnnotationFlag = exports.AnnotationFieldFlag = exports.AnnotationBorderStyleType = exports.UNSUPPORTED_FEATURES = exports.VerbosityLevel = exports.OPS = exports.IDENTITY_MATRIX = exports.FONT_IDENTITY_MATRIX = exports.BaseException = void 0;
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__w_pdfjs_require__(2);
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var _streams_polyfill = __w_pdfjs_require__(170);
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const IDENTITY_MATRIX = [1, 0, 0, 1, 0, 0];
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exports.IDENTITY_MATRIX = IDENTITY_MATRIX;
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const FONT_IDENTITY_MATRIX = [0.001, 0, 0, 0.001, 0, 0];
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exports.FONT_IDENTITY_MATRIX = FONT_IDENTITY_MATRIX;
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const NativeImageDecoding = {
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NONE: 'none',
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DECODE: 'decode',
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DISPLAY: 'display'
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};
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exports.NativeImageDecoding = NativeImageDecoding;
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const PermissionFlag = {
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PRINT: 0x04,
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MODIFY_CONTENTS: 0x08,
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COPY: 0x10,
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MODIFY_ANNOTATIONS: 0x20,
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FILL_INTERACTIVE_FORMS: 0x100,
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COPY_FOR_ACCESSIBILITY: 0x200,
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ASSEMBLE: 0x400,
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PRINT_HIGH_QUALITY: 0x800
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};
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exports.PermissionFlag = PermissionFlag;
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const TextRenderingMode = {
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FILL: 0,
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STROKE: 1,
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FILL_STROKE: 2,
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INVISIBLE: 3,
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FILL_ADD_TO_PATH: 4,
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STROKE_ADD_TO_PATH: 5,
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FILL_STROKE_ADD_TO_PATH: 6,
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ADD_TO_PATH: 7,
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FILL_STROKE_MASK: 3,
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ADD_TO_PATH_FLAG: 4
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};
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exports.TextRenderingMode = TextRenderingMode;
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const ImageKind = {
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GRAYSCALE_1BPP: 1,
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RGB_24BPP: 2,
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RGBA_32BPP: 3
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};
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exports.ImageKind = ImageKind;
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const AnnotationType = {
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TEXT: 1,
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LINK: 2,
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FREETEXT: 3,
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LINE: 4,
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SQUARE: 5,
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CIRCLE: 6,
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POLYGON: 7,
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POLYLINE: 8,
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HIGHLIGHT: 9,
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UNDERLINE: 10,
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SQUIGGLY: 11,
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STRIKEOUT: 12,
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STAMP: 13,
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CARET: 14,
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INK: 15,
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POPUP: 16,
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FILEATTACHMENT: 17,
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SOUND: 18,
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MOVIE: 19,
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WIDGET: 20,
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SCREEN: 21,
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PRINTERMARK: 22,
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TRAPNET: 23,
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WATERMARK: 24,
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THREED: 25,
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REDACT: 26
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};
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exports.AnnotationType = AnnotationType;
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const AnnotationStateModelType = {
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MARKED: 'Marked',
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REVIEW: 'Review'
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};
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exports.AnnotationStateModelType = AnnotationStateModelType;
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const AnnotationMarkedState = {
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MARKED: 'Marked',
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UNMARKED: 'Unmarked'
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};
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exports.AnnotationMarkedState = AnnotationMarkedState;
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const AnnotationReviewState = {
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ACCEPTED: 'Accepted',
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REJECTED: 'Rejected',
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CANCELLED: 'Cancelled',
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COMPLETED: 'Completed',
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NONE: 'None'
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};
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exports.AnnotationReviewState = AnnotationReviewState;
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const AnnotationReplyType = {
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GROUP: 'Group',
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REPLY: 'R'
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};
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exports.AnnotationReplyType = AnnotationReplyType;
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const AnnotationFlag = {
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INVISIBLE: 0x01,
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HIDDEN: 0x02,
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PRINT: 0x04,
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NOZOOM: 0x08,
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NOROTATE: 0x10,
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NOVIEW: 0x20,
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READONLY: 0x40,
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LOCKED: 0x80,
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TOGGLENOVIEW: 0x100,
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LOCKEDCONTENTS: 0x200
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};
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exports.AnnotationFlag = AnnotationFlag;
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const AnnotationFieldFlag = {
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READONLY: 0x0000001,
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REQUIRED: 0x0000002,
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NOEXPORT: 0x0000004,
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MULTILINE: 0x0001000,
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PASSWORD: 0x0002000,
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NOTOGGLETOOFF: 0x0004000,
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RADIO: 0x0008000,
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PUSHBUTTON: 0x0010000,
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COMBO: 0x0020000,
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EDIT: 0x0040000,
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SORT: 0x0080000,
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FILESELECT: 0x0100000,
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MULTISELECT: 0x0200000,
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DONOTSPELLCHECK: 0x0400000,
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DONOTSCROLL: 0x0800000,
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COMB: 0x1000000,
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RICHTEXT: 0x2000000,
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RADIOSINUNISON: 0x2000000,
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COMMITONSELCHANGE: 0x4000000
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};
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exports.AnnotationFieldFlag = AnnotationFieldFlag;
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const AnnotationBorderStyleType = {
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SOLID: 1,
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DASHED: 2,
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BEVELED: 3,
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INSET: 4,
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UNDERLINE: 5
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};
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exports.AnnotationBorderStyleType = AnnotationBorderStyleType;
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const StreamType = {
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UNKNOWN: 'UNKNOWN',
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FLATE: 'FLATE',
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LZW: 'LZW',
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DCT: 'DCT',
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JPX: 'JPX',
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JBIG: 'JBIG',
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A85: 'A85',
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AHX: 'AHX',
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CCF: 'CCF',
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RLX: 'RLX'
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};
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exports.StreamType = StreamType;
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const FontType = {
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UNKNOWN: 'UNKNOWN',
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TYPE1: 'TYPE1',
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TYPE1C: 'TYPE1C',
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CIDFONTTYPE0: 'CIDFONTTYPE0',
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CIDFONTTYPE0C: 'CIDFONTTYPE0C',
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TRUETYPE: 'TRUETYPE',
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CIDFONTTYPE2: 'CIDFONTTYPE2',
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TYPE3: 'TYPE3',
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OPENTYPE: 'OPENTYPE',
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TYPE0: 'TYPE0',
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MMTYPE1: 'MMTYPE1'
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};
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exports.FontType = FontType;
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const VerbosityLevel = {
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ERRORS: 0,
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WARNINGS: 1,
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INFOS: 5
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};
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exports.VerbosityLevel = VerbosityLevel;
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const CMapCompressionType = {
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NONE: 0,
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BINARY: 1,
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STREAM: 2
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};
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exports.CMapCompressionType = CMapCompressionType;
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const OPS = {
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dependency: 1,
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setLineWidth: 2,
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setLineCap: 3,
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setLineJoin: 4,
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setMiterLimit: 5,
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setDash: 6,
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setRenderingIntent: 7,
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setFlatness: 8,
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setGState: 9,
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save: 10,
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restore: 11,
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transform: 12,
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moveTo: 13,
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lineTo: 14,
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curveTo: 15,
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curveTo2: 16,
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curveTo3: 17,
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closePath: 18,
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rectangle: 19,
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stroke: 20,
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closeStroke: 21,
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fill: 22,
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eoFill: 23,
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fillStroke: 24,
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eoFillStroke: 25,
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closeFillStroke: 26,
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closeEOFillStroke: 27,
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endPath: 28,
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clip: 29,
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eoClip: 30,
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beginText: 31,
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endText: 32,
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setCharSpacing: 33,
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setWordSpacing: 34,
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setHScale: 35,
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setLeading: 36,
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setFont: 37,
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setTextRenderingMode: 38,
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setTextRise: 39,
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moveText: 40,
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setLeadingMoveText: 41,
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setTextMatrix: 42,
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nextLine: 43,
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showText: 44,
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showSpacedText: 45,
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nextLineShowText: 46,
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nextLineSetSpacingShowText: 47,
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setCharWidth: 48,
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setCharWidthAndBounds: 49,
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setStrokeColorSpace: 50,
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setFillColorSpace: 51,
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setStrokeColor: 52,
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setStrokeColorN: 53,
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setFillColor: 54,
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setFillColorN: 55,
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setStrokeGray: 56,
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setFillGray: 57,
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setStrokeRGBColor: 58,
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setFillRGBColor: 59,
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setStrokeCMYKColor: 60,
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setFillCMYKColor: 61,
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|
shadingFill: 62,
|
|
beginInlineImage: 63,
|
|
beginImageData: 64,
|
|
endInlineImage: 65,
|
|
paintXObject: 66,
|
|
markPoint: 67,
|
|
markPointProps: 68,
|
|
beginMarkedContent: 69,
|
|
beginMarkedContentProps: 70,
|
|
endMarkedContent: 71,
|
|
beginCompat: 72,
|
|
endCompat: 73,
|
|
paintFormXObjectBegin: 74,
|
|
paintFormXObjectEnd: 75,
|
|
beginGroup: 76,
|
|
endGroup: 77,
|
|
beginAnnotations: 78,
|
|
endAnnotations: 79,
|
|
beginAnnotation: 80,
|
|
endAnnotation: 81,
|
|
paintJpegXObject: 82,
|
|
paintImageMaskXObject: 83,
|
|
paintImageMaskXObjectGroup: 84,
|
|
paintImageXObject: 85,
|
|
paintInlineImageXObject: 86,
|
|
paintInlineImageXObjectGroup: 87,
|
|
paintImageXObjectRepeat: 88,
|
|
paintImageMaskXObjectRepeat: 89,
|
|
paintSolidColorImageMask: 90,
|
|
constructPath: 91
|
|
};
|
|
exports.OPS = OPS;
|
|
const UNSUPPORTED_FEATURES = {
|
|
unknown: 'unknown',
|
|
forms: 'forms',
|
|
javaScript: 'javaScript',
|
|
smask: 'smask',
|
|
shadingPattern: 'shadingPattern',
|
|
font: 'font'
|
|
};
|
|
exports.UNSUPPORTED_FEATURES = UNSUPPORTED_FEATURES;
|
|
const PasswordResponses = {
|
|
NEED_PASSWORD: 1,
|
|
INCORRECT_PASSWORD: 2
|
|
};
|
|
exports.PasswordResponses = PasswordResponses;
|
|
let verbosity = VerbosityLevel.WARNINGS;
|
|
|
|
function setVerbosityLevel(level) {
|
|
if (Number.isInteger(level)) {
|
|
verbosity = level;
|
|
}
|
|
}
|
|
|
|
function getVerbosityLevel() {
|
|
return verbosity;
|
|
}
|
|
|
|
function info(msg) {
|
|
if (verbosity >= VerbosityLevel.INFOS) {
|
|
console.log(`Info: ${msg}`);
|
|
}
|
|
}
|
|
|
|
function warn(msg) {
|
|
if (verbosity >= VerbosityLevel.WARNINGS) {
|
|
console.log(`Warning: ${msg}`);
|
|
}
|
|
}
|
|
|
|
function unreachable(msg) {
|
|
throw new Error(msg);
|
|
}
|
|
|
|
function assert(cond, msg) {
|
|
if (!cond) {
|
|
unreachable(msg);
|
|
}
|
|
}
|
|
|
|
function isSameOrigin(baseUrl, otherUrl) {
|
|
let base;
|
|
|
|
try {
|
|
base = new URL(baseUrl);
|
|
|
|
if (!base.origin || base.origin === 'null') {
|
|
return false;
|
|
}
|
|
} catch (e) {
|
|
return false;
|
|
}
|
|
|
|
const other = new URL(otherUrl, base);
|
|
return base.origin === other.origin;
|
|
}
|
|
|
|
function _isValidProtocol(url) {
|
|
if (!url) {
|
|
return false;
|
|
}
|
|
|
|
switch (url.protocol) {
|
|
case 'http:':
|
|
case 'https:':
|
|
case 'ftp:':
|
|
case 'mailto:':
|
|
case 'tel:':
|
|
return true;
|
|
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
function createValidAbsoluteUrl(url, baseUrl) {
|
|
if (!url) {
|
|
return null;
|
|
}
|
|
|
|
try {
|
|
const absoluteUrl = baseUrl ? new URL(url, baseUrl) : new URL(url);
|
|
|
|
if (_isValidProtocol(absoluteUrl)) {
|
|
return absoluteUrl;
|
|
}
|
|
} catch (ex) {}
|
|
|
|
return null;
|
|
}
|
|
|
|
function shadow(obj, prop, value) {
|
|
Object.defineProperty(obj, prop, {
|
|
value,
|
|
enumerable: true,
|
|
configurable: true,
|
|
writable: false
|
|
});
|
|
return value;
|
|
}
|
|
|
|
const BaseException = function BaseExceptionClosure() {
|
|
function BaseException(message) {
|
|
if (this.constructor === BaseException) {
|
|
unreachable('Cannot initialize BaseException.');
|
|
}
|
|
|
|
this.message = message;
|
|
this.name = this.constructor.name;
|
|
}
|
|
|
|
BaseException.prototype = new Error();
|
|
BaseException.constructor = BaseException;
|
|
return BaseException;
|
|
}();
|
|
|
|
exports.BaseException = BaseException;
|
|
|
|
class PasswordException extends BaseException {
|
|
constructor(msg, code) {
|
|
super(msg);
|
|
this.code = code;
|
|
}
|
|
|
|
}
|
|
|
|
exports.PasswordException = PasswordException;
|
|
|
|
class UnknownErrorException extends BaseException {
|
|
constructor(msg, details) {
|
|
super(msg);
|
|
this.details = details;
|
|
}
|
|
|
|
}
|
|
|
|
exports.UnknownErrorException = UnknownErrorException;
|
|
|
|
class InvalidPDFException extends BaseException {}
|
|
|
|
exports.InvalidPDFException = InvalidPDFException;
|
|
|
|
class MissingPDFException extends BaseException {}
|
|
|
|
exports.MissingPDFException = MissingPDFException;
|
|
|
|
class UnexpectedResponseException extends BaseException {
|
|
constructor(msg, status) {
|
|
super(msg);
|
|
this.status = status;
|
|
}
|
|
|
|
}
|
|
|
|
exports.UnexpectedResponseException = UnexpectedResponseException;
|
|
|
|
class FormatError extends BaseException {}
|
|
|
|
exports.FormatError = FormatError;
|
|
|
|
class AbortException extends BaseException {}
|
|
|
|
exports.AbortException = AbortException;
|
|
const NullCharactersRegExp = /\x00/g;
|
|
|
|
function removeNullCharacters(str) {
|
|
if (typeof str !== 'string') {
|
|
warn('The argument for removeNullCharacters must be a string.');
|
|
return str;
|
|
}
|
|
|
|
return str.replace(NullCharactersRegExp, '');
|
|
}
|
|
|
|
function bytesToString(bytes) {
|
|
assert(bytes !== null && typeof bytes === 'object' && bytes.length !== undefined, 'Invalid argument for bytesToString');
|
|
const length = bytes.length;
|
|
const MAX_ARGUMENT_COUNT = 8192;
|
|
|
|
if (length < MAX_ARGUMENT_COUNT) {
|
|
return String.fromCharCode.apply(null, bytes);
|
|
}
|
|
|
|
const strBuf = [];
|
|
|
|
for (let i = 0; i < length; i += MAX_ARGUMENT_COUNT) {
|
|
const chunkEnd = Math.min(i + MAX_ARGUMENT_COUNT, length);
|
|
const chunk = bytes.subarray(i, chunkEnd);
|
|
strBuf.push(String.fromCharCode.apply(null, chunk));
|
|
}
|
|
|
|
return strBuf.join('');
|
|
}
|
|
|
|
function stringToBytes(str) {
|
|
assert(typeof str === 'string', 'Invalid argument for stringToBytes');
|
|
const length = str.length;
|
|
const bytes = new Uint8Array(length);
|
|
|
|
for (let i = 0; i < length; ++i) {
|
|
bytes[i] = str.charCodeAt(i) & 0xFF;
|
|
}
|
|
|
|
return bytes;
|
|
}
|
|
|
|
function arrayByteLength(arr) {
|
|
if (arr.length !== undefined) {
|
|
return arr.length;
|
|
}
|
|
|
|
assert(arr.byteLength !== undefined);
|
|
return arr.byteLength;
|
|
}
|
|
|
|
function arraysToBytes(arr) {
|
|
const length = arr.length;
|
|
|
|
if (length === 1 && arr[0] instanceof Uint8Array) {
|
|
return arr[0];
|
|
}
|
|
|
|
let resultLength = 0;
|
|
|
|
for (let i = 0; i < length; i++) {
|
|
resultLength += arrayByteLength(arr[i]);
|
|
}
|
|
|
|
let pos = 0;
|
|
const data = new Uint8Array(resultLength);
|
|
|
|
for (let i = 0; i < length; i++) {
|
|
let item = arr[i];
|
|
|
|
if (!(item instanceof Uint8Array)) {
|
|
if (typeof item === 'string') {
|
|
item = stringToBytes(item);
|
|
} else {
|
|
item = new Uint8Array(item);
|
|
}
|
|
}
|
|
|
|
const itemLength = item.byteLength;
|
|
data.set(item, pos);
|
|
pos += itemLength;
|
|
}
|
|
|
|
return data;
|
|
}
|
|
|
|
function string32(value) {
|
|
return String.fromCharCode(value >> 24 & 0xff, value >> 16 & 0xff, value >> 8 & 0xff, value & 0xff);
|
|
}
|
|
|
|
function log2(x) {
|
|
if (x <= 0) {
|
|
return 0;
|
|
}
|
|
|
|
return Math.ceil(Math.log2(x));
|
|
}
|
|
|
|
function readInt8(data, start) {
|
|
return data[start] << 24 >> 24;
|
|
}
|
|
|
|
function readUint16(data, offset) {
|
|
return data[offset] << 8 | data[offset + 1];
|
|
}
|
|
|
|
function readUint32(data, offset) {
|
|
return (data[offset] << 24 | data[offset + 1] << 16 | data[offset + 2] << 8 | data[offset + 3]) >>> 0;
|
|
}
|
|
|
|
function isLittleEndian() {
|
|
const buffer8 = new Uint8Array(4);
|
|
buffer8[0] = 1;
|
|
const view32 = new Uint32Array(buffer8.buffer, 0, 1);
|
|
return view32[0] === 1;
|
|
}
|
|
|
|
function isEvalSupported() {
|
|
try {
|
|
new Function('');
|
|
return true;
|
|
} catch (e) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
const rgbBuf = ['rgb(', 0, ',', 0, ',', 0, ')'];
|
|
|
|
class Util {
|
|
static makeCssRgb(r, g, b) {
|
|
rgbBuf[1] = r;
|
|
rgbBuf[3] = g;
|
|
rgbBuf[5] = b;
|
|
return rgbBuf.join('');
|
|
}
|
|
|
|
static transform(m1, m2) {
|
|
return [m1[0] * m2[0] + m1[2] * m2[1], m1[1] * m2[0] + m1[3] * m2[1], m1[0] * m2[2] + m1[2] * m2[3], m1[1] * m2[2] + m1[3] * m2[3], m1[0] * m2[4] + m1[2] * m2[5] + m1[4], m1[1] * m2[4] + m1[3] * m2[5] + m1[5]];
|
|
}
|
|
|
|
static applyTransform(p, m) {
|
|
const xt = p[0] * m[0] + p[1] * m[2] + m[4];
|
|
const yt = p[0] * m[1] + p[1] * m[3] + m[5];
|
|
return [xt, yt];
|
|
}
|
|
|
|
static applyInverseTransform(p, m) {
|
|
const d = m[0] * m[3] - m[1] * m[2];
|
|
const xt = (p[0] * m[3] - p[1] * m[2] + m[2] * m[5] - m[4] * m[3]) / d;
|
|
const yt = (-p[0] * m[1] + p[1] * m[0] + m[4] * m[1] - m[5] * m[0]) / d;
|
|
return [xt, yt];
|
|
}
|
|
|
|
static getAxialAlignedBoundingBox(r, m) {
|
|
const p1 = Util.applyTransform(r, m);
|
|
const p2 = Util.applyTransform(r.slice(2, 4), m);
|
|
const p3 = Util.applyTransform([r[0], r[3]], m);
|
|
const p4 = Util.applyTransform([r[2], r[1]], m);
|
|
return [Math.min(p1[0], p2[0], p3[0], p4[0]), Math.min(p1[1], p2[1], p3[1], p4[1]), Math.max(p1[0], p2[0], p3[0], p4[0]), Math.max(p1[1], p2[1], p3[1], p4[1])];
|
|
}
|
|
|
|
static inverseTransform(m) {
|
|
const d = m[0] * m[3] - m[1] * m[2];
|
|
return [m[3] / d, -m[1] / d, -m[2] / d, m[0] / d, (m[2] * m[5] - m[4] * m[3]) / d, (m[4] * m[1] - m[5] * m[0]) / d];
|
|
}
|
|
|
|
static apply3dTransform(m, v) {
|
|
return [m[0] * v[0] + m[1] * v[1] + m[2] * v[2], m[3] * v[0] + m[4] * v[1] + m[5] * v[2], m[6] * v[0] + m[7] * v[1] + m[8] * v[2]];
|
|
}
|
|
|
|
static singularValueDecompose2dScale(m) {
|
|
const transpose = [m[0], m[2], m[1], m[3]];
|
|
const a = m[0] * transpose[0] + m[1] * transpose[2];
|
|
const b = m[0] * transpose[1] + m[1] * transpose[3];
|
|
const c = m[2] * transpose[0] + m[3] * transpose[2];
|
|
const d = m[2] * transpose[1] + m[3] * transpose[3];
|
|
const first = (a + d) / 2;
|
|
const second = Math.sqrt((a + d) * (a + d) - 4 * (a * d - c * b)) / 2;
|
|
const sx = first + second || 1;
|
|
const sy = first - second || 1;
|
|
return [Math.sqrt(sx), Math.sqrt(sy)];
|
|
}
|
|
|
|
static normalizeRect(rect) {
|
|
const r = rect.slice(0);
|
|
|
|
if (rect[0] > rect[2]) {
|
|
r[0] = rect[2];
|
|
r[2] = rect[0];
|
|
}
|
|
|
|
if (rect[1] > rect[3]) {
|
|
r[1] = rect[3];
|
|
r[3] = rect[1];
|
|
}
|
|
|
|
return r;
|
|
}
|
|
|
|
static intersect(rect1, rect2) {
|
|
function compare(a, b) {
|
|
return a - b;
|
|
}
|
|
|
|
const orderedX = [rect1[0], rect1[2], rect2[0], rect2[2]].sort(compare);
|
|
const orderedY = [rect1[1], rect1[3], rect2[1], rect2[3]].sort(compare);
|
|
const result = [];
|
|
rect1 = Util.normalizeRect(rect1);
|
|
rect2 = Util.normalizeRect(rect2);
|
|
|
|
if (orderedX[0] === rect1[0] && orderedX[1] === rect2[0] || orderedX[0] === rect2[0] && orderedX[1] === rect1[0]) {
|
|
result[0] = orderedX[1];
|
|
result[2] = orderedX[2];
|
|
} else {
|
|
return null;
|
|
}
|
|
|
|
if (orderedY[0] === rect1[1] && orderedY[1] === rect2[1] || orderedY[0] === rect2[1] && orderedY[1] === rect1[1]) {
|
|
result[1] = orderedY[1];
|
|
result[3] = orderedY[2];
|
|
} else {
|
|
return null;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
}
|
|
|
|
exports.Util = Util;
|
|
const PDFStringTranslateTable = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x2D8, 0x2C7, 0x2C6, 0x2D9, 0x2DD, 0x2DB, 0x2DA, 0x2DC, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x2022, 0x2020, 0x2021, 0x2026, 0x2014, 0x2013, 0x192, 0x2044, 0x2039, 0x203A, 0x2212, 0x2030, 0x201E, 0x201C, 0x201D, 0x2018, 0x2019, 0x201A, 0x2122, 0xFB01, 0xFB02, 0x141, 0x152, 0x160, 0x178, 0x17D, 0x131, 0x142, 0x153, 0x161, 0x17E, 0, 0x20AC];
|
|
|
|
function stringToPDFString(str) {
|
|
const length = str.length,
|
|
strBuf = [];
|
|
|
|
if (str[0] === '\xFE' && str[1] === '\xFF') {
|
|
for (let i = 2; i < length; i += 2) {
|
|
strBuf.push(String.fromCharCode(str.charCodeAt(i) << 8 | str.charCodeAt(i + 1)));
|
|
}
|
|
} else {
|
|
for (let i = 0; i < length; ++i) {
|
|
const code = PDFStringTranslateTable[str.charCodeAt(i)];
|
|
strBuf.push(code ? String.fromCharCode(code) : str.charAt(i));
|
|
}
|
|
}
|
|
|
|
return strBuf.join('');
|
|
}
|
|
|
|
function stringToUTF8String(str) {
|
|
return decodeURIComponent(escape(str));
|
|
}
|
|
|
|
function utf8StringToString(str) {
|
|
return unescape(encodeURIComponent(str));
|
|
}
|
|
|
|
function isEmptyObj(obj) {
|
|
for (let key in obj) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
function isBool(v) {
|
|
return typeof v === 'boolean';
|
|
}
|
|
|
|
function isNum(v) {
|
|
return typeof v === 'number';
|
|
}
|
|
|
|
function isString(v) {
|
|
return typeof v === 'string';
|
|
}
|
|
|
|
function isArrayBuffer(v) {
|
|
return typeof v === 'object' && v !== null && v.byteLength !== undefined;
|
|
}
|
|
|
|
function isArrayEqual(arr1, arr2) {
|
|
if (arr1.length !== arr2.length) {
|
|
return false;
|
|
}
|
|
|
|
return arr1.every(function (element, index) {
|
|
return element === arr2[index];
|
|
});
|
|
}
|
|
|
|
function isSpace(ch) {
|
|
return ch === 0x20 || ch === 0x09 || ch === 0x0D || ch === 0x0A;
|
|
}
|
|
|
|
function createPromiseCapability() {
|
|
const capability = Object.create(null);
|
|
let isSettled = false;
|
|
Object.defineProperty(capability, 'settled', {
|
|
get() {
|
|
return isSettled;
|
|
}
|
|
|
|
});
|
|
capability.promise = new Promise(function (resolve, reject) {
|
|
capability.resolve = function (data) {
|
|
isSettled = true;
|
|
resolve(data);
|
|
};
|
|
|
|
capability.reject = function (reason) {
|
|
isSettled = true;
|
|
reject(reason);
|
|
};
|
|
});
|
|
return capability;
|
|
}
|
|
|
|
const createObjectURL = function createObjectURLClosure() {
|
|
const digits = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
|
|
return function createObjectURL(data, contentType, forceDataSchema = false) {
|
|
if (!forceDataSchema && URL.createObjectURL) {
|
|
const blob = new Blob([data], {
|
|
type: contentType
|
|
});
|
|
return URL.createObjectURL(blob);
|
|
}
|
|
|
|
let buffer = `data:${contentType};base64,`;
|
|
|
|
for (let i = 0, ii = data.length; i < ii; i += 3) {
|
|
const b1 = data[i] & 0xFF;
|
|
const b2 = data[i + 1] & 0xFF;
|
|
const b3 = data[i + 2] & 0xFF;
|
|
const d1 = b1 >> 2,
|
|
d2 = (b1 & 3) << 4 | b2 >> 4;
|
|
const d3 = i + 1 < ii ? (b2 & 0xF) << 2 | b3 >> 6 : 64;
|
|
const d4 = i + 2 < ii ? b3 & 0x3F : 64;
|
|
buffer += digits[d1] + digits[d2] + digits[d3] + digits[d4];
|
|
}
|
|
|
|
return buffer;
|
|
};
|
|
}();
|
|
|
|
exports.createObjectURL = createObjectURL;
|
|
|
|
/***/ }),
|
|
/* 2 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
const globalScope = __w_pdfjs_require__(3);
|
|
|
|
if (!globalScope._pdfjsCompatibilityChecked) {
|
|
globalScope._pdfjsCompatibilityChecked = true;
|
|
|
|
const isNodeJS = __w_pdfjs_require__(4);
|
|
|
|
const hasDOM = typeof window === 'object' && typeof document === 'object';
|
|
|
|
(function checkNodeBtoa() {
|
|
if (globalScope.btoa || !isNodeJS()) {
|
|
return;
|
|
}
|
|
|
|
globalScope.btoa = function (chars) {
|
|
return Buffer.from(chars, 'binary').toString('base64');
|
|
};
|
|
})();
|
|
|
|
(function checkNodeAtob() {
|
|
if (globalScope.atob || !isNodeJS()) {
|
|
return;
|
|
}
|
|
|
|
globalScope.atob = function (input) {
|
|
return Buffer.from(input, 'base64').toString('binary');
|
|
};
|
|
})();
|
|
|
|
(function checkChildNodeRemove() {
|
|
if (!hasDOM) {
|
|
return;
|
|
}
|
|
|
|
if (typeof Element.prototype.remove !== 'undefined') {
|
|
return;
|
|
}
|
|
|
|
Element.prototype.remove = function () {
|
|
if (this.parentNode) {
|
|
this.parentNode.removeChild(this);
|
|
}
|
|
};
|
|
})();
|
|
|
|
(function checkDOMTokenListAddRemove() {
|
|
if (!hasDOM || isNodeJS()) {
|
|
return;
|
|
}
|
|
|
|
const div = document.createElement('div');
|
|
div.classList.add('testOne', 'testTwo');
|
|
|
|
if (div.classList.contains('testOne') === true && div.classList.contains('testTwo') === true) {
|
|
return;
|
|
}
|
|
|
|
const OriginalDOMTokenListAdd = DOMTokenList.prototype.add;
|
|
const OriginalDOMTokenListRemove = DOMTokenList.prototype.remove;
|
|
|
|
DOMTokenList.prototype.add = function (...tokens) {
|
|
for (let token of tokens) {
|
|
OriginalDOMTokenListAdd.call(this, token);
|
|
}
|
|
};
|
|
|
|
DOMTokenList.prototype.remove = function (...tokens) {
|
|
for (let token of tokens) {
|
|
OriginalDOMTokenListRemove.call(this, token);
|
|
}
|
|
};
|
|
})();
|
|
|
|
(function checkDOMTokenListToggle() {
|
|
if (!hasDOM || isNodeJS()) {
|
|
return;
|
|
}
|
|
|
|
const div = document.createElement('div');
|
|
|
|
if (div.classList.toggle('test', 0) === false) {
|
|
return;
|
|
}
|
|
|
|
DOMTokenList.prototype.toggle = function (token) {
|
|
let force = arguments.length > 1 ? !!arguments[1] : !this.contains(token);
|
|
return this[force ? 'add' : 'remove'](token), force;
|
|
};
|
|
})();
|
|
|
|
(function checkStringStartsWith() {
|
|
if (String.prototype.startsWith) {
|
|
return;
|
|
}
|
|
|
|
__w_pdfjs_require__(5);
|
|
})();
|
|
|
|
(function checkStringEndsWith() {
|
|
if (String.prototype.endsWith) {
|
|
return;
|
|
}
|
|
|
|
__w_pdfjs_require__(57);
|
|
})();
|
|
|
|
(function checkStringIncludes() {
|
|
if (String.prototype.includes) {
|
|
return;
|
|
}
|
|
|
|
__w_pdfjs_require__(59);
|
|
})();
|
|
|
|
(function checkArrayIncludes() {
|
|
if (Array.prototype.includes) {
|
|
return;
|
|
}
|
|
|
|
__w_pdfjs_require__(61);
|
|
})();
|
|
|
|
(function checkArrayFrom() {
|
|
if (Array.from) {
|
|
return;
|
|
}
|
|
|
|
__w_pdfjs_require__(68);
|
|
})();
|
|
|
|
(function checkObjectAssign() {
|
|
if (Object.assign) {
|
|
return;
|
|
}
|
|
|
|
__w_pdfjs_require__(89);
|
|
})();
|
|
|
|
(function checkMathLog2() {
|
|
if (Math.log2) {
|
|
return;
|
|
}
|
|
|
|
Math.log2 = __w_pdfjs_require__(92);
|
|
})();
|
|
|
|
(function checkNumberIsNaN() {
|
|
if (Number.isNaN) {
|
|
return;
|
|
}
|
|
|
|
Number.isNaN = __w_pdfjs_require__(94);
|
|
})();
|
|
|
|
(function checkNumberIsInteger() {
|
|
if (Number.isInteger) {
|
|
return;
|
|
}
|
|
|
|
Number.isInteger = __w_pdfjs_require__(96);
|
|
})();
|
|
|
|
(function checkPromise() {
|
|
if (globalScope.Promise && globalScope.Promise.prototype && globalScope.Promise.prototype.finally) {
|
|
return;
|
|
}
|
|
|
|
globalScope.Promise = __w_pdfjs_require__(99);
|
|
})();
|
|
|
|
(function checkURL() {})();
|
|
|
|
(function checkWeakMap() {
|
|
if (globalScope.WeakMap) {
|
|
return;
|
|
}
|
|
|
|
globalScope.WeakMap = __w_pdfjs_require__(121);
|
|
})();
|
|
|
|
(function checkWeakSet() {
|
|
if (globalScope.WeakSet) {
|
|
return;
|
|
}
|
|
|
|
globalScope.WeakSet = __w_pdfjs_require__(131);
|
|
})();
|
|
|
|
(function checkStringCodePointAt() {
|
|
if (String.prototype.codePointAt) {
|
|
return;
|
|
}
|
|
|
|
__w_pdfjs_require__(133);
|
|
})();
|
|
|
|
(function checkStringFromCodePoint() {
|
|
if (String.fromCodePoint) {
|
|
return;
|
|
}
|
|
|
|
String.fromCodePoint = __w_pdfjs_require__(135);
|
|
})();
|
|
|
|
(function checkSymbol() {
|
|
if (globalScope.Symbol) {
|
|
return;
|
|
}
|
|
|
|
__w_pdfjs_require__(137);
|
|
})();
|
|
|
|
(function checkStringPadStart() {
|
|
if (String.prototype.padStart) {
|
|
return;
|
|
}
|
|
|
|
__w_pdfjs_require__(160);
|
|
})();
|
|
|
|
(function checkStringPadEnd() {
|
|
if (String.prototype.padEnd) {
|
|
return;
|
|
}
|
|
|
|
__w_pdfjs_require__(165);
|
|
})();
|
|
|
|
(function checkObjectValues() {
|
|
if (Object.values) {
|
|
return;
|
|
}
|
|
|
|
Object.values = __w_pdfjs_require__(167);
|
|
})();
|
|
}
|
|
|
|
/***/ }),
|
|
/* 3 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
module.exports = typeof window !== 'undefined' && window.Math === Math ? window : typeof global !== 'undefined' && global.Math === Math ? global : typeof self !== 'undefined' && self.Math === Math ? self : {};
|
|
|
|
/***/ }),
|
|
/* 4 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
module.exports = function isNodeJS() {
|
|
return typeof process === 'object' && process + '' === '[object process]' && !process.versions['nw'] && !process.versions['electron'];
|
|
};
|
|
|
|
/***/ }),
|
|
/* 5 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
__w_pdfjs_require__(6);
|
|
var entryUnbind = __w_pdfjs_require__(54);
|
|
module.exports = entryUnbind('String', 'startsWith');
|
|
|
|
/***/ }),
|
|
/* 6 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var $ = __w_pdfjs_require__(7);
|
|
var toLength = __w_pdfjs_require__(43);
|
|
var notARegExp = __w_pdfjs_require__(49);
|
|
var requireObjectCoercible = __w_pdfjs_require__(17);
|
|
var correctIsRegExpLogic = __w_pdfjs_require__(53);
|
|
var nativeStartsWith = ''.startsWith;
|
|
var min = Math.min;
|
|
$({
|
|
target: 'String',
|
|
proto: true,
|
|
forced: !correctIsRegExpLogic('startsWith')
|
|
}, {
|
|
startsWith: function startsWith(searchString) {
|
|
var that = String(requireObjectCoercible(this));
|
|
notARegExp(searchString);
|
|
var index = toLength(min(arguments.length > 1 ? arguments[1] : undefined, that.length));
|
|
var search = String(searchString);
|
|
return nativeStartsWith ? nativeStartsWith.call(that, search, index) : that.slice(index, index + search.length) === search;
|
|
}
|
|
});
|
|
|
|
/***/ }),
|
|
/* 7 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var global = __w_pdfjs_require__(8);
|
|
var getOwnPropertyDescriptor = __w_pdfjs_require__(9).f;
|
|
var hide = __w_pdfjs_require__(23);
|
|
var redefine = __w_pdfjs_require__(26);
|
|
var setGlobal = __w_pdfjs_require__(28);
|
|
var copyConstructorProperties = __w_pdfjs_require__(36);
|
|
var isForced = __w_pdfjs_require__(48);
|
|
module.exports = function (options, source) {
|
|
var TARGET = options.target;
|
|
var GLOBAL = options.global;
|
|
var STATIC = options.stat;
|
|
var FORCED, target, key, targetProperty, sourceProperty, descriptor;
|
|
if (GLOBAL) {
|
|
target = global;
|
|
} else if (STATIC) {
|
|
target = global[TARGET] || setGlobal(TARGET, {});
|
|
} else {
|
|
target = (global[TARGET] || {}).prototype;
|
|
}
|
|
if (target)
|
|
for (key in source) {
|
|
sourceProperty = source[key];
|
|
if (options.noTargetGet) {
|
|
descriptor = getOwnPropertyDescriptor(target, key);
|
|
targetProperty = descriptor && descriptor.value;
|
|
} else
|
|
targetProperty = target[key];
|
|
FORCED = isForced(GLOBAL ? key : TARGET + (STATIC ? '.' : '#') + key, options.forced);
|
|
if (!FORCED && targetProperty !== undefined) {
|
|
if (typeof sourceProperty === typeof targetProperty)
|
|
continue;
|
|
copyConstructorProperties(sourceProperty, targetProperty);
|
|
}
|
|
if (options.sham || targetProperty && targetProperty.sham) {
|
|
hide(sourceProperty, 'sham', true);
|
|
}
|
|
redefine(target, key, sourceProperty, options);
|
|
}
|
|
};
|
|
|
|
/***/ }),
|
|
/* 8 */
|
|
/***/ (function(module, exports) {
|
|
|
|
var O = 'object';
|
|
var check = function (it) {
|
|
return it && it.Math == Math && it;
|
|
};
|
|
module.exports = check(typeof globalThis == O && globalThis) || check(typeof window == O && window) || check(typeof self == O && self) || check(typeof global == O && global) || Function('return this')();
|
|
|
|
/***/ }),
|
|
/* 9 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var DESCRIPTORS = __w_pdfjs_require__(10);
|
|
var propertyIsEnumerableModule = __w_pdfjs_require__(12);
|
|
var createPropertyDescriptor = __w_pdfjs_require__(13);
|
|
var toIndexedObject = __w_pdfjs_require__(14);
|
|
var toPrimitive = __w_pdfjs_require__(18);
|
|
var has = __w_pdfjs_require__(20);
|
|
var IE8_DOM_DEFINE = __w_pdfjs_require__(21);
|
|
var nativeGetOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
|
|
exports.f = DESCRIPTORS ? nativeGetOwnPropertyDescriptor : function getOwnPropertyDescriptor(O, P) {
|
|
O = toIndexedObject(O);
|
|
P = toPrimitive(P, true);
|
|
if (IE8_DOM_DEFINE)
|
|
try {
|
|
return nativeGetOwnPropertyDescriptor(O, P);
|
|
} catch (error) {
|
|
}
|
|
if (has(O, P))
|
|
return createPropertyDescriptor(!propertyIsEnumerableModule.f.call(O, P), O[P]);
|
|
};
|
|
|
|
/***/ }),
|
|
/* 10 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var fails = __w_pdfjs_require__(11);
|
|
module.exports = !fails(function () {
|
|
return Object.defineProperty({}, 'a', {
|
|
get: function () {
|
|
return 7;
|
|
}
|
|
}).a != 7;
|
|
});
|
|
|
|
/***/ }),
|
|
/* 11 */
|
|
/***/ (function(module, exports) {
|
|
|
|
module.exports = function (exec) {
|
|
try {
|
|
return !!exec();
|
|
} catch (error) {
|
|
return true;
|
|
}
|
|
};
|
|
|
|
/***/ }),
|
|
/* 12 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var nativePropertyIsEnumerable = {}.propertyIsEnumerable;
|
|
var getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
|
|
var NASHORN_BUG = getOwnPropertyDescriptor && !nativePropertyIsEnumerable.call({ 1: 2 }, 1);
|
|
exports.f = NASHORN_BUG ? function propertyIsEnumerable(V) {
|
|
var descriptor = getOwnPropertyDescriptor(this, V);
|
|
return !!descriptor && descriptor.enumerable;
|
|
} : nativePropertyIsEnumerable;
|
|
|
|
/***/ }),
|
|
/* 13 */
|
|
/***/ (function(module, exports) {
|
|
|
|
module.exports = function (bitmap, value) {
|
|
return {
|
|
enumerable: !(bitmap & 1),
|
|
configurable: !(bitmap & 2),
|
|
writable: !(bitmap & 4),
|
|
value: value
|
|
};
|
|
};
|
|
|
|
/***/ }),
|
|
/* 14 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var IndexedObject = __w_pdfjs_require__(15);
|
|
var requireObjectCoercible = __w_pdfjs_require__(17);
|
|
module.exports = function (it) {
|
|
return IndexedObject(requireObjectCoercible(it));
|
|
};
|
|
|
|
/***/ }),
|
|
/* 15 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var fails = __w_pdfjs_require__(11);
|
|
var classof = __w_pdfjs_require__(16);
|
|
var split = ''.split;
|
|
module.exports = fails(function () {
|
|
return !Object('z').propertyIsEnumerable(0);
|
|
}) ? function (it) {
|
|
return classof(it) == 'String' ? split.call(it, '') : Object(it);
|
|
} : Object;
|
|
|
|
/***/ }),
|
|
/* 16 */
|
|
/***/ (function(module, exports) {
|
|
|
|
var toString = {}.toString;
|
|
module.exports = function (it) {
|
|
return toString.call(it).slice(8, -1);
|
|
};
|
|
|
|
/***/ }),
|
|
/* 17 */
|
|
/***/ (function(module, exports) {
|
|
|
|
module.exports = function (it) {
|
|
if (it == undefined)
|
|
throw TypeError("Can't call method on " + it);
|
|
return it;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 18 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var isObject = __w_pdfjs_require__(19);
|
|
module.exports = function (input, PREFERRED_STRING) {
|
|
if (!isObject(input))
|
|
return input;
|
|
var fn, val;
|
|
if (PREFERRED_STRING && typeof (fn = input.toString) == 'function' && !isObject(val = fn.call(input)))
|
|
return val;
|
|
if (typeof (fn = input.valueOf) == 'function' && !isObject(val = fn.call(input)))
|
|
return val;
|
|
if (!PREFERRED_STRING && typeof (fn = input.toString) == 'function' && !isObject(val = fn.call(input)))
|
|
return val;
|
|
throw TypeError("Can't convert object to primitive value");
|
|
};
|
|
|
|
/***/ }),
|
|
/* 19 */
|
|
/***/ (function(module, exports) {
|
|
|
|
module.exports = function (it) {
|
|
return typeof it === 'object' ? it !== null : typeof it === 'function';
|
|
};
|
|
|
|
/***/ }),
|
|
/* 20 */
|
|
/***/ (function(module, exports) {
|
|
|
|
var hasOwnProperty = {}.hasOwnProperty;
|
|
module.exports = function (it, key) {
|
|
return hasOwnProperty.call(it, key);
|
|
};
|
|
|
|
/***/ }),
|
|
/* 21 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var DESCRIPTORS = __w_pdfjs_require__(10);
|
|
var fails = __w_pdfjs_require__(11);
|
|
var createElement = __w_pdfjs_require__(22);
|
|
module.exports = !DESCRIPTORS && !fails(function () {
|
|
return Object.defineProperty(createElement('div'), 'a', {
|
|
get: function () {
|
|
return 7;
|
|
}
|
|
}).a != 7;
|
|
});
|
|
|
|
/***/ }),
|
|
/* 22 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var global = __w_pdfjs_require__(8);
|
|
var isObject = __w_pdfjs_require__(19);
|
|
var document = global.document;
|
|
var EXISTS = isObject(document) && isObject(document.createElement);
|
|
module.exports = function (it) {
|
|
return EXISTS ? document.createElement(it) : {};
|
|
};
|
|
|
|
/***/ }),
|
|
/* 23 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var DESCRIPTORS = __w_pdfjs_require__(10);
|
|
var definePropertyModule = __w_pdfjs_require__(24);
|
|
var createPropertyDescriptor = __w_pdfjs_require__(13);
|
|
module.exports = DESCRIPTORS ? function (object, key, value) {
|
|
return definePropertyModule.f(object, key, createPropertyDescriptor(1, value));
|
|
} : function (object, key, value) {
|
|
object[key] = value;
|
|
return object;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 24 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var DESCRIPTORS = __w_pdfjs_require__(10);
|
|
var IE8_DOM_DEFINE = __w_pdfjs_require__(21);
|
|
var anObject = __w_pdfjs_require__(25);
|
|
var toPrimitive = __w_pdfjs_require__(18);
|
|
var nativeDefineProperty = Object.defineProperty;
|
|
exports.f = DESCRIPTORS ? nativeDefineProperty : function defineProperty(O, P, Attributes) {
|
|
anObject(O);
|
|
P = toPrimitive(P, true);
|
|
anObject(Attributes);
|
|
if (IE8_DOM_DEFINE)
|
|
try {
|
|
return nativeDefineProperty(O, P, Attributes);
|
|
} catch (error) {
|
|
}
|
|
if ('get' in Attributes || 'set' in Attributes)
|
|
throw TypeError('Accessors not supported');
|
|
if ('value' in Attributes)
|
|
O[P] = Attributes.value;
|
|
return O;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 25 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var isObject = __w_pdfjs_require__(19);
|
|
module.exports = function (it) {
|
|
if (!isObject(it)) {
|
|
throw TypeError(String(it) + ' is not an object');
|
|
}
|
|
return it;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 26 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var global = __w_pdfjs_require__(8);
|
|
var shared = __w_pdfjs_require__(27);
|
|
var hide = __w_pdfjs_require__(23);
|
|
var has = __w_pdfjs_require__(20);
|
|
var setGlobal = __w_pdfjs_require__(28);
|
|
var nativeFunctionToString = __w_pdfjs_require__(30);
|
|
var InternalStateModule = __w_pdfjs_require__(31);
|
|
var getInternalState = InternalStateModule.get;
|
|
var enforceInternalState = InternalStateModule.enforce;
|
|
var TEMPLATE = String(nativeFunctionToString).split('toString');
|
|
shared('inspectSource', function (it) {
|
|
return nativeFunctionToString.call(it);
|
|
});
|
|
(module.exports = function (O, key, value, options) {
|
|
var unsafe = options ? !!options.unsafe : false;
|
|
var simple = options ? !!options.enumerable : false;
|
|
var noTargetGet = options ? !!options.noTargetGet : false;
|
|
if (typeof value == 'function') {
|
|
if (typeof key == 'string' && !has(value, 'name'))
|
|
hide(value, 'name', key);
|
|
enforceInternalState(value).source = TEMPLATE.join(typeof key == 'string' ? key : '');
|
|
}
|
|
if (O === global) {
|
|
if (simple)
|
|
O[key] = value;
|
|
else
|
|
setGlobal(key, value);
|
|
return;
|
|
} else if (!unsafe) {
|
|
delete O[key];
|
|
} else if (!noTargetGet && O[key]) {
|
|
simple = true;
|
|
}
|
|
if (simple)
|
|
O[key] = value;
|
|
else
|
|
hide(O, key, value);
|
|
})(Function.prototype, 'toString', function toString() {
|
|
return typeof this == 'function' && getInternalState(this).source || nativeFunctionToString.call(this);
|
|
});
|
|
|
|
/***/ }),
|
|
/* 27 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var global = __w_pdfjs_require__(8);
|
|
var setGlobal = __w_pdfjs_require__(28);
|
|
var IS_PURE = __w_pdfjs_require__(29);
|
|
var SHARED = '__core-js_shared__';
|
|
var store = global[SHARED] || setGlobal(SHARED, {});
|
|
(module.exports = function (key, value) {
|
|
return store[key] || (store[key] = value !== undefined ? value : {});
|
|
})('versions', []).push({
|
|
version: '3.2.1',
|
|
mode: IS_PURE ? 'pure' : 'global',
|
|
copyright: '© 2019 Denis Pushkarev (zloirock.ru)'
|
|
});
|
|
|
|
/***/ }),
|
|
/* 28 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var global = __w_pdfjs_require__(8);
|
|
var hide = __w_pdfjs_require__(23);
|
|
module.exports = function (key, value) {
|
|
try {
|
|
hide(global, key, value);
|
|
} catch (error) {
|
|
global[key] = value;
|
|
}
|
|
return value;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 29 */
|
|
/***/ (function(module, exports) {
|
|
|
|
module.exports = false;
|
|
|
|
/***/ }),
|
|
/* 30 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var shared = __w_pdfjs_require__(27);
|
|
module.exports = shared('native-function-to-string', Function.toString);
|
|
|
|
/***/ }),
|
|
/* 31 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var NATIVE_WEAK_MAP = __w_pdfjs_require__(32);
|
|
var global = __w_pdfjs_require__(8);
|
|
var isObject = __w_pdfjs_require__(19);
|
|
var hide = __w_pdfjs_require__(23);
|
|
var objectHas = __w_pdfjs_require__(20);
|
|
var sharedKey = __w_pdfjs_require__(33);
|
|
var hiddenKeys = __w_pdfjs_require__(35);
|
|
var WeakMap = global.WeakMap;
|
|
var set, get, has;
|
|
var enforce = function (it) {
|
|
return has(it) ? get(it) : set(it, {});
|
|
};
|
|
var getterFor = function (TYPE) {
|
|
return function (it) {
|
|
var state;
|
|
if (!isObject(it) || (state = get(it)).type !== TYPE) {
|
|
throw TypeError('Incompatible receiver, ' + TYPE + ' required');
|
|
}
|
|
return state;
|
|
};
|
|
};
|
|
if (NATIVE_WEAK_MAP) {
|
|
var store = new WeakMap();
|
|
var wmget = store.get;
|
|
var wmhas = store.has;
|
|
var wmset = store.set;
|
|
set = function (it, metadata) {
|
|
wmset.call(store, it, metadata);
|
|
return metadata;
|
|
};
|
|
get = function (it) {
|
|
return wmget.call(store, it) || {};
|
|
};
|
|
has = function (it) {
|
|
return wmhas.call(store, it);
|
|
};
|
|
} else {
|
|
var STATE = sharedKey('state');
|
|
hiddenKeys[STATE] = true;
|
|
set = function (it, metadata) {
|
|
hide(it, STATE, metadata);
|
|
return metadata;
|
|
};
|
|
get = function (it) {
|
|
return objectHas(it, STATE) ? it[STATE] : {};
|
|
};
|
|
has = function (it) {
|
|
return objectHas(it, STATE);
|
|
};
|
|
}
|
|
module.exports = {
|
|
set: set,
|
|
get: get,
|
|
has: has,
|
|
enforce: enforce,
|
|
getterFor: getterFor
|
|
};
|
|
|
|
/***/ }),
|
|
/* 32 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var global = __w_pdfjs_require__(8);
|
|
var nativeFunctionToString = __w_pdfjs_require__(30);
|
|
var WeakMap = global.WeakMap;
|
|
module.exports = typeof WeakMap === 'function' && /native code/.test(nativeFunctionToString.call(WeakMap));
|
|
|
|
/***/ }),
|
|
/* 33 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var shared = __w_pdfjs_require__(27);
|
|
var uid = __w_pdfjs_require__(34);
|
|
var keys = shared('keys');
|
|
module.exports = function (key) {
|
|
return keys[key] || (keys[key] = uid(key));
|
|
};
|
|
|
|
/***/ }),
|
|
/* 34 */
|
|
/***/ (function(module, exports) {
|
|
|
|
var id = 0;
|
|
var postfix = Math.random();
|
|
module.exports = function (key) {
|
|
return 'Symbol(' + String(key === undefined ? '' : key) + ')_' + (++id + postfix).toString(36);
|
|
};
|
|
|
|
/***/ }),
|
|
/* 35 */
|
|
/***/ (function(module, exports) {
|
|
|
|
module.exports = {};
|
|
|
|
/***/ }),
|
|
/* 36 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var has = __w_pdfjs_require__(20);
|
|
var ownKeys = __w_pdfjs_require__(37);
|
|
var getOwnPropertyDescriptorModule = __w_pdfjs_require__(9);
|
|
var definePropertyModule = __w_pdfjs_require__(24);
|
|
module.exports = function (target, source) {
|
|
var keys = ownKeys(source);
|
|
var defineProperty = definePropertyModule.f;
|
|
var getOwnPropertyDescriptor = getOwnPropertyDescriptorModule.f;
|
|
for (var i = 0; i < keys.length; i++) {
|
|
var key = keys[i];
|
|
if (!has(target, key))
|
|
defineProperty(target, key, getOwnPropertyDescriptor(source, key));
|
|
}
|
|
};
|
|
|
|
/***/ }),
|
|
/* 37 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var getBuiltIn = __w_pdfjs_require__(38);
|
|
var getOwnPropertyNamesModule = __w_pdfjs_require__(40);
|
|
var getOwnPropertySymbolsModule = __w_pdfjs_require__(47);
|
|
var anObject = __w_pdfjs_require__(25);
|
|
module.exports = getBuiltIn('Reflect', 'ownKeys') || function ownKeys(it) {
|
|
var keys = getOwnPropertyNamesModule.f(anObject(it));
|
|
var getOwnPropertySymbols = getOwnPropertySymbolsModule.f;
|
|
return getOwnPropertySymbols ? keys.concat(getOwnPropertySymbols(it)) : keys;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 38 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var path = __w_pdfjs_require__(39);
|
|
var global = __w_pdfjs_require__(8);
|
|
var aFunction = function (variable) {
|
|
return typeof variable == 'function' ? variable : undefined;
|
|
};
|
|
module.exports = function (namespace, method) {
|
|
return arguments.length < 2 ? aFunction(path[namespace]) || aFunction(global[namespace]) : path[namespace] && path[namespace][method] || global[namespace] && global[namespace][method];
|
|
};
|
|
|
|
/***/ }),
|
|
/* 39 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
module.exports = __w_pdfjs_require__(8);
|
|
|
|
/***/ }),
|
|
/* 40 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var internalObjectKeys = __w_pdfjs_require__(41);
|
|
var enumBugKeys = __w_pdfjs_require__(46);
|
|
var hiddenKeys = enumBugKeys.concat('length', 'prototype');
|
|
exports.f = Object.getOwnPropertyNames || function getOwnPropertyNames(O) {
|
|
return internalObjectKeys(O, hiddenKeys);
|
|
};
|
|
|
|
/***/ }),
|
|
/* 41 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var has = __w_pdfjs_require__(20);
|
|
var toIndexedObject = __w_pdfjs_require__(14);
|
|
var indexOf = __w_pdfjs_require__(42).indexOf;
|
|
var hiddenKeys = __w_pdfjs_require__(35);
|
|
module.exports = function (object, names) {
|
|
var O = toIndexedObject(object);
|
|
var i = 0;
|
|
var result = [];
|
|
var key;
|
|
for (key in O)
|
|
!has(hiddenKeys, key) && has(O, key) && result.push(key);
|
|
while (names.length > i)
|
|
if (has(O, key = names[i++])) {
|
|
~indexOf(result, key) || result.push(key);
|
|
}
|
|
return result;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 42 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var toIndexedObject = __w_pdfjs_require__(14);
|
|
var toLength = __w_pdfjs_require__(43);
|
|
var toAbsoluteIndex = __w_pdfjs_require__(45);
|
|
var createMethod = function (IS_INCLUDES) {
|
|
return function ($this, el, fromIndex) {
|
|
var O = toIndexedObject($this);
|
|
var length = toLength(O.length);
|
|
var index = toAbsoluteIndex(fromIndex, length);
|
|
var value;
|
|
if (IS_INCLUDES && el != el)
|
|
while (length > index) {
|
|
value = O[index++];
|
|
if (value != value)
|
|
return true;
|
|
}
|
|
else
|
|
for (; length > index; index++) {
|
|
if ((IS_INCLUDES || index in O) && O[index] === el)
|
|
return IS_INCLUDES || index || 0;
|
|
}
|
|
return !IS_INCLUDES && -1;
|
|
};
|
|
};
|
|
module.exports = {
|
|
includes: createMethod(true),
|
|
indexOf: createMethod(false)
|
|
};
|
|
|
|
/***/ }),
|
|
/* 43 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var toInteger = __w_pdfjs_require__(44);
|
|
var min = Math.min;
|
|
module.exports = function (argument) {
|
|
return argument > 0 ? min(toInteger(argument), 0x1FFFFFFFFFFFFF) : 0;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 44 */
|
|
/***/ (function(module, exports) {
|
|
|
|
var ceil = Math.ceil;
|
|
var floor = Math.floor;
|
|
module.exports = function (argument) {
|
|
return isNaN(argument = +argument) ? 0 : (argument > 0 ? floor : ceil)(argument);
|
|
};
|
|
|
|
/***/ }),
|
|
/* 45 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var toInteger = __w_pdfjs_require__(44);
|
|
var max = Math.max;
|
|
var min = Math.min;
|
|
module.exports = function (index, length) {
|
|
var integer = toInteger(index);
|
|
return integer < 0 ? max(integer + length, 0) : min(integer, length);
|
|
};
|
|
|
|
/***/ }),
|
|
/* 46 */
|
|
/***/ (function(module, exports) {
|
|
|
|
module.exports = [
|
|
'constructor',
|
|
'hasOwnProperty',
|
|
'isPrototypeOf',
|
|
'propertyIsEnumerable',
|
|
'toLocaleString',
|
|
'toString',
|
|
'valueOf'
|
|
];
|
|
|
|
/***/ }),
|
|
/* 47 */
|
|
/***/ (function(module, exports) {
|
|
|
|
exports.f = Object.getOwnPropertySymbols;
|
|
|
|
/***/ }),
|
|
/* 48 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var fails = __w_pdfjs_require__(11);
|
|
var replacement = /#|\.prototype\./;
|
|
var isForced = function (feature, detection) {
|
|
var value = data[normalize(feature)];
|
|
return value == POLYFILL ? true : value == NATIVE ? false : typeof detection == 'function' ? fails(detection) : !!detection;
|
|
};
|
|
var normalize = isForced.normalize = function (string) {
|
|
return String(string).replace(replacement, '.').toLowerCase();
|
|
};
|
|
var data = isForced.data = {};
|
|
var NATIVE = isForced.NATIVE = 'N';
|
|
var POLYFILL = isForced.POLYFILL = 'P';
|
|
module.exports = isForced;
|
|
|
|
/***/ }),
|
|
/* 49 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var isRegExp = __w_pdfjs_require__(50);
|
|
module.exports = function (it) {
|
|
if (isRegExp(it)) {
|
|
throw TypeError("The method doesn't accept regular expressions");
|
|
}
|
|
return it;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 50 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var isObject = __w_pdfjs_require__(19);
|
|
var classof = __w_pdfjs_require__(16);
|
|
var wellKnownSymbol = __w_pdfjs_require__(51);
|
|
var MATCH = wellKnownSymbol('match');
|
|
module.exports = function (it) {
|
|
var isRegExp;
|
|
return isObject(it) && ((isRegExp = it[MATCH]) !== undefined ? !!isRegExp : classof(it) == 'RegExp');
|
|
};
|
|
|
|
/***/ }),
|
|
/* 51 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var global = __w_pdfjs_require__(8);
|
|
var shared = __w_pdfjs_require__(27);
|
|
var uid = __w_pdfjs_require__(34);
|
|
var NATIVE_SYMBOL = __w_pdfjs_require__(52);
|
|
var Symbol = global.Symbol;
|
|
var store = shared('wks');
|
|
module.exports = function (name) {
|
|
return store[name] || (store[name] = NATIVE_SYMBOL && Symbol[name] || (NATIVE_SYMBOL ? Symbol : uid)('Symbol.' + name));
|
|
};
|
|
|
|
/***/ }),
|
|
/* 52 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var fails = __w_pdfjs_require__(11);
|
|
module.exports = !!Object.getOwnPropertySymbols && !fails(function () {
|
|
return !String(Symbol());
|
|
});
|
|
|
|
/***/ }),
|
|
/* 53 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var wellKnownSymbol = __w_pdfjs_require__(51);
|
|
var MATCH = wellKnownSymbol('match');
|
|
module.exports = function (METHOD_NAME) {
|
|
var regexp = /./;
|
|
try {
|
|
'/./'[METHOD_NAME](regexp);
|
|
} catch (e) {
|
|
try {
|
|
regexp[MATCH] = false;
|
|
return '/./'[METHOD_NAME](regexp);
|
|
} catch (f) {
|
|
}
|
|
}
|
|
return false;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 54 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var global = __w_pdfjs_require__(8);
|
|
var bind = __w_pdfjs_require__(55);
|
|
var call = Function.call;
|
|
module.exports = function (CONSTRUCTOR, METHOD, length) {
|
|
return bind(call, global[CONSTRUCTOR].prototype[METHOD], length);
|
|
};
|
|
|
|
/***/ }),
|
|
/* 55 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var aFunction = __w_pdfjs_require__(56);
|
|
module.exports = function (fn, that, length) {
|
|
aFunction(fn);
|
|
if (that === undefined)
|
|
return fn;
|
|
switch (length) {
|
|
case 0:
|
|
return function () {
|
|
return fn.call(that);
|
|
};
|
|
case 1:
|
|
return function (a) {
|
|
return fn.call(that, a);
|
|
};
|
|
case 2:
|
|
return function (a, b) {
|
|
return fn.call(that, a, b);
|
|
};
|
|
case 3:
|
|
return function (a, b, c) {
|
|
return fn.call(that, a, b, c);
|
|
};
|
|
}
|
|
return function () {
|
|
return fn.apply(that, arguments);
|
|
};
|
|
};
|
|
|
|
/***/ }),
|
|
/* 56 */
|
|
/***/ (function(module, exports) {
|
|
|
|
module.exports = function (it) {
|
|
if (typeof it != 'function') {
|
|
throw TypeError(String(it) + ' is not a function');
|
|
}
|
|
return it;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 57 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
__w_pdfjs_require__(58);
|
|
var entryUnbind = __w_pdfjs_require__(54);
|
|
module.exports = entryUnbind('String', 'endsWith');
|
|
|
|
/***/ }),
|
|
/* 58 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var $ = __w_pdfjs_require__(7);
|
|
var toLength = __w_pdfjs_require__(43);
|
|
var notARegExp = __w_pdfjs_require__(49);
|
|
var requireObjectCoercible = __w_pdfjs_require__(17);
|
|
var correctIsRegExpLogic = __w_pdfjs_require__(53);
|
|
var nativeEndsWith = ''.endsWith;
|
|
var min = Math.min;
|
|
$({
|
|
target: 'String',
|
|
proto: true,
|
|
forced: !correctIsRegExpLogic('endsWith')
|
|
}, {
|
|
endsWith: function endsWith(searchString) {
|
|
var that = String(requireObjectCoercible(this));
|
|
notARegExp(searchString);
|
|
var endPosition = arguments.length > 1 ? arguments[1] : undefined;
|
|
var len = toLength(that.length);
|
|
var end = endPosition === undefined ? len : min(toLength(endPosition), len);
|
|
var search = String(searchString);
|
|
return nativeEndsWith ? nativeEndsWith.call(that, search, end) : that.slice(end - search.length, end) === search;
|
|
}
|
|
});
|
|
|
|
/***/ }),
|
|
/* 59 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
__w_pdfjs_require__(60);
|
|
var entryUnbind = __w_pdfjs_require__(54);
|
|
module.exports = entryUnbind('String', 'includes');
|
|
|
|
/***/ }),
|
|
/* 60 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var $ = __w_pdfjs_require__(7);
|
|
var notARegExp = __w_pdfjs_require__(49);
|
|
var requireObjectCoercible = __w_pdfjs_require__(17);
|
|
var correctIsRegExpLogic = __w_pdfjs_require__(53);
|
|
$({
|
|
target: 'String',
|
|
proto: true,
|
|
forced: !correctIsRegExpLogic('includes')
|
|
}, {
|
|
includes: function includes(searchString) {
|
|
return !!~String(requireObjectCoercible(this)).indexOf(notARegExp(searchString), arguments.length > 1 ? arguments[1] : undefined);
|
|
}
|
|
});
|
|
|
|
/***/ }),
|
|
/* 61 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
__w_pdfjs_require__(62);
|
|
var entryUnbind = __w_pdfjs_require__(54);
|
|
module.exports = entryUnbind('Array', 'includes');
|
|
|
|
/***/ }),
|
|
/* 62 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var $ = __w_pdfjs_require__(7);
|
|
var $includes = __w_pdfjs_require__(42).includes;
|
|
var addToUnscopables = __w_pdfjs_require__(63);
|
|
$({
|
|
target: 'Array',
|
|
proto: true
|
|
}, {
|
|
includes: function includes(el) {
|
|
return $includes(this, el, arguments.length > 1 ? arguments[1] : undefined);
|
|
}
|
|
});
|
|
addToUnscopables('includes');
|
|
|
|
/***/ }),
|
|
/* 63 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var wellKnownSymbol = __w_pdfjs_require__(51);
|
|
var create = __w_pdfjs_require__(64);
|
|
var hide = __w_pdfjs_require__(23);
|
|
var UNSCOPABLES = wellKnownSymbol('unscopables');
|
|
var ArrayPrototype = Array.prototype;
|
|
if (ArrayPrototype[UNSCOPABLES] == undefined) {
|
|
hide(ArrayPrototype, UNSCOPABLES, create(null));
|
|
}
|
|
module.exports = function (key) {
|
|
ArrayPrototype[UNSCOPABLES][key] = true;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 64 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var anObject = __w_pdfjs_require__(25);
|
|
var defineProperties = __w_pdfjs_require__(65);
|
|
var enumBugKeys = __w_pdfjs_require__(46);
|
|
var hiddenKeys = __w_pdfjs_require__(35);
|
|
var html = __w_pdfjs_require__(67);
|
|
var documentCreateElement = __w_pdfjs_require__(22);
|
|
var sharedKey = __w_pdfjs_require__(33);
|
|
var IE_PROTO = sharedKey('IE_PROTO');
|
|
var PROTOTYPE = 'prototype';
|
|
var Empty = function () {
|
|
};
|
|
var createDict = function () {
|
|
var iframe = documentCreateElement('iframe');
|
|
var length = enumBugKeys.length;
|
|
var lt = '<';
|
|
var script = 'script';
|
|
var gt = '>';
|
|
var js = 'java' + script + ':';
|
|
var iframeDocument;
|
|
iframe.style.display = 'none';
|
|
html.appendChild(iframe);
|
|
iframe.src = String(js);
|
|
iframeDocument = iframe.contentWindow.document;
|
|
iframeDocument.open();
|
|
iframeDocument.write(lt + script + gt + 'document.F=Object' + lt + '/' + script + gt);
|
|
iframeDocument.close();
|
|
createDict = iframeDocument.F;
|
|
while (length--)
|
|
delete createDict[PROTOTYPE][enumBugKeys[length]];
|
|
return createDict();
|
|
};
|
|
module.exports = Object.create || function create(O, Properties) {
|
|
var result;
|
|
if (O !== null) {
|
|
Empty[PROTOTYPE] = anObject(O);
|
|
result = new Empty();
|
|
Empty[PROTOTYPE] = null;
|
|
result[IE_PROTO] = O;
|
|
} else
|
|
result = createDict();
|
|
return Properties === undefined ? result : defineProperties(result, Properties);
|
|
};
|
|
hiddenKeys[IE_PROTO] = true;
|
|
|
|
/***/ }),
|
|
/* 65 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var DESCRIPTORS = __w_pdfjs_require__(10);
|
|
var definePropertyModule = __w_pdfjs_require__(24);
|
|
var anObject = __w_pdfjs_require__(25);
|
|
var objectKeys = __w_pdfjs_require__(66);
|
|
module.exports = DESCRIPTORS ? Object.defineProperties : function defineProperties(O, Properties) {
|
|
anObject(O);
|
|
var keys = objectKeys(Properties);
|
|
var length = keys.length;
|
|
var index = 0;
|
|
var key;
|
|
while (length > index)
|
|
definePropertyModule.f(O, key = keys[index++], Properties[key]);
|
|
return O;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 66 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var internalObjectKeys = __w_pdfjs_require__(41);
|
|
var enumBugKeys = __w_pdfjs_require__(46);
|
|
module.exports = Object.keys || function keys(O) {
|
|
return internalObjectKeys(O, enumBugKeys);
|
|
};
|
|
|
|
/***/ }),
|
|
/* 67 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var getBuiltIn = __w_pdfjs_require__(38);
|
|
module.exports = getBuiltIn('document', 'documentElement');
|
|
|
|
/***/ }),
|
|
/* 68 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
__w_pdfjs_require__(69);
|
|
__w_pdfjs_require__(81);
|
|
var path = __w_pdfjs_require__(39);
|
|
module.exports = path.Array.from;
|
|
|
|
/***/ }),
|
|
/* 69 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var charAt = __w_pdfjs_require__(70).charAt;
|
|
var InternalStateModule = __w_pdfjs_require__(31);
|
|
var defineIterator = __w_pdfjs_require__(71);
|
|
var STRING_ITERATOR = 'String Iterator';
|
|
var setInternalState = InternalStateModule.set;
|
|
var getInternalState = InternalStateModule.getterFor(STRING_ITERATOR);
|
|
defineIterator(String, 'String', function (iterated) {
|
|
setInternalState(this, {
|
|
type: STRING_ITERATOR,
|
|
string: String(iterated),
|
|
index: 0
|
|
});
|
|
}, function next() {
|
|
var state = getInternalState(this);
|
|
var string = state.string;
|
|
var index = state.index;
|
|
var point;
|
|
if (index >= string.length)
|
|
return {
|
|
value: undefined,
|
|
done: true
|
|
};
|
|
point = charAt(string, index);
|
|
state.index += point.length;
|
|
return {
|
|
value: point,
|
|
done: false
|
|
};
|
|
});
|
|
|
|
/***/ }),
|
|
/* 70 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var toInteger = __w_pdfjs_require__(44);
|
|
var requireObjectCoercible = __w_pdfjs_require__(17);
|
|
var createMethod = function (CONVERT_TO_STRING) {
|
|
return function ($this, pos) {
|
|
var S = String(requireObjectCoercible($this));
|
|
var position = toInteger(pos);
|
|
var size = S.length;
|
|
var first, second;
|
|
if (position < 0 || position >= size)
|
|
return CONVERT_TO_STRING ? '' : undefined;
|
|
first = S.charCodeAt(position);
|
|
return first < 0xD800 || first > 0xDBFF || position + 1 === size || (second = S.charCodeAt(position + 1)) < 0xDC00 || second > 0xDFFF ? CONVERT_TO_STRING ? S.charAt(position) : first : CONVERT_TO_STRING ? S.slice(position, position + 2) : (first - 0xD800 << 10) + (second - 0xDC00) + 0x10000;
|
|
};
|
|
};
|
|
module.exports = {
|
|
codeAt: createMethod(false),
|
|
charAt: createMethod(true)
|
|
};
|
|
|
|
/***/ }),
|
|
/* 71 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var $ = __w_pdfjs_require__(7);
|
|
var createIteratorConstructor = __w_pdfjs_require__(72);
|
|
var getPrototypeOf = __w_pdfjs_require__(74);
|
|
var setPrototypeOf = __w_pdfjs_require__(79);
|
|
var setToStringTag = __w_pdfjs_require__(77);
|
|
var hide = __w_pdfjs_require__(23);
|
|
var redefine = __w_pdfjs_require__(26);
|
|
var wellKnownSymbol = __w_pdfjs_require__(51);
|
|
var IS_PURE = __w_pdfjs_require__(29);
|
|
var Iterators = __w_pdfjs_require__(78);
|
|
var IteratorsCore = __w_pdfjs_require__(73);
|
|
var IteratorPrototype = IteratorsCore.IteratorPrototype;
|
|
var BUGGY_SAFARI_ITERATORS = IteratorsCore.BUGGY_SAFARI_ITERATORS;
|
|
var ITERATOR = wellKnownSymbol('iterator');
|
|
var KEYS = 'keys';
|
|
var VALUES = 'values';
|
|
var ENTRIES = 'entries';
|
|
var returnThis = function () {
|
|
return this;
|
|
};
|
|
module.exports = function (Iterable, NAME, IteratorConstructor, next, DEFAULT, IS_SET, FORCED) {
|
|
createIteratorConstructor(IteratorConstructor, NAME, next);
|
|
var getIterationMethod = function (KIND) {
|
|
if (KIND === DEFAULT && defaultIterator)
|
|
return defaultIterator;
|
|
if (!BUGGY_SAFARI_ITERATORS && KIND in IterablePrototype)
|
|
return IterablePrototype[KIND];
|
|
switch (KIND) {
|
|
case KEYS:
|
|
return function keys() {
|
|
return new IteratorConstructor(this, KIND);
|
|
};
|
|
case VALUES:
|
|
return function values() {
|
|
return new IteratorConstructor(this, KIND);
|
|
};
|
|
case ENTRIES:
|
|
return function entries() {
|
|
return new IteratorConstructor(this, KIND);
|
|
};
|
|
}
|
|
return function () {
|
|
return new IteratorConstructor(this);
|
|
};
|
|
};
|
|
var TO_STRING_TAG = NAME + ' Iterator';
|
|
var INCORRECT_VALUES_NAME = false;
|
|
var IterablePrototype = Iterable.prototype;
|
|
var nativeIterator = IterablePrototype[ITERATOR] || IterablePrototype['@@iterator'] || DEFAULT && IterablePrototype[DEFAULT];
|
|
var defaultIterator = !BUGGY_SAFARI_ITERATORS && nativeIterator || getIterationMethod(DEFAULT);
|
|
var anyNativeIterator = NAME == 'Array' ? IterablePrototype.entries || nativeIterator : nativeIterator;
|
|
var CurrentIteratorPrototype, methods, KEY;
|
|
if (anyNativeIterator) {
|
|
CurrentIteratorPrototype = getPrototypeOf(anyNativeIterator.call(new Iterable()));
|
|
if (IteratorPrototype !== Object.prototype && CurrentIteratorPrototype.next) {
|
|
if (!IS_PURE && getPrototypeOf(CurrentIteratorPrototype) !== IteratorPrototype) {
|
|
if (setPrototypeOf) {
|
|
setPrototypeOf(CurrentIteratorPrototype, IteratorPrototype);
|
|
} else if (typeof CurrentIteratorPrototype[ITERATOR] != 'function') {
|
|
hide(CurrentIteratorPrototype, ITERATOR, returnThis);
|
|
}
|
|
}
|
|
setToStringTag(CurrentIteratorPrototype, TO_STRING_TAG, true, true);
|
|
if (IS_PURE)
|
|
Iterators[TO_STRING_TAG] = returnThis;
|
|
}
|
|
}
|
|
if (DEFAULT == VALUES && nativeIterator && nativeIterator.name !== VALUES) {
|
|
INCORRECT_VALUES_NAME = true;
|
|
defaultIterator = function values() {
|
|
return nativeIterator.call(this);
|
|
};
|
|
}
|
|
if ((!IS_PURE || FORCED) && IterablePrototype[ITERATOR] !== defaultIterator) {
|
|
hide(IterablePrototype, ITERATOR, defaultIterator);
|
|
}
|
|
Iterators[NAME] = defaultIterator;
|
|
if (DEFAULT) {
|
|
methods = {
|
|
values: getIterationMethod(VALUES),
|
|
keys: IS_SET ? defaultIterator : getIterationMethod(KEYS),
|
|
entries: getIterationMethod(ENTRIES)
|
|
};
|
|
if (FORCED)
|
|
for (KEY in methods) {
|
|
if (BUGGY_SAFARI_ITERATORS || INCORRECT_VALUES_NAME || !(KEY in IterablePrototype)) {
|
|
redefine(IterablePrototype, KEY, methods[KEY]);
|
|
}
|
|
}
|
|
else
|
|
$({
|
|
target: NAME,
|
|
proto: true,
|
|
forced: BUGGY_SAFARI_ITERATORS || INCORRECT_VALUES_NAME
|
|
}, methods);
|
|
}
|
|
return methods;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 72 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var IteratorPrototype = __w_pdfjs_require__(73).IteratorPrototype;
|
|
var create = __w_pdfjs_require__(64);
|
|
var createPropertyDescriptor = __w_pdfjs_require__(13);
|
|
var setToStringTag = __w_pdfjs_require__(77);
|
|
var Iterators = __w_pdfjs_require__(78);
|
|
var returnThis = function () {
|
|
return this;
|
|
};
|
|
module.exports = function (IteratorConstructor, NAME, next) {
|
|
var TO_STRING_TAG = NAME + ' Iterator';
|
|
IteratorConstructor.prototype = create(IteratorPrototype, { next: createPropertyDescriptor(1, next) });
|
|
setToStringTag(IteratorConstructor, TO_STRING_TAG, false, true);
|
|
Iterators[TO_STRING_TAG] = returnThis;
|
|
return IteratorConstructor;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 73 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var getPrototypeOf = __w_pdfjs_require__(74);
|
|
var hide = __w_pdfjs_require__(23);
|
|
var has = __w_pdfjs_require__(20);
|
|
var wellKnownSymbol = __w_pdfjs_require__(51);
|
|
var IS_PURE = __w_pdfjs_require__(29);
|
|
var ITERATOR = wellKnownSymbol('iterator');
|
|
var BUGGY_SAFARI_ITERATORS = false;
|
|
var returnThis = function () {
|
|
return this;
|
|
};
|
|
var IteratorPrototype, PrototypeOfArrayIteratorPrototype, arrayIterator;
|
|
if ([].keys) {
|
|
arrayIterator = [].keys();
|
|
if (!('next' in arrayIterator))
|
|
BUGGY_SAFARI_ITERATORS = true;
|
|
else {
|
|
PrototypeOfArrayIteratorPrototype = getPrototypeOf(getPrototypeOf(arrayIterator));
|
|
if (PrototypeOfArrayIteratorPrototype !== Object.prototype)
|
|
IteratorPrototype = PrototypeOfArrayIteratorPrototype;
|
|
}
|
|
}
|
|
if (IteratorPrototype == undefined)
|
|
IteratorPrototype = {};
|
|
if (!IS_PURE && !has(IteratorPrototype, ITERATOR))
|
|
hide(IteratorPrototype, ITERATOR, returnThis);
|
|
module.exports = {
|
|
IteratorPrototype: IteratorPrototype,
|
|
BUGGY_SAFARI_ITERATORS: BUGGY_SAFARI_ITERATORS
|
|
};
|
|
|
|
/***/ }),
|
|
/* 74 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var has = __w_pdfjs_require__(20);
|
|
var toObject = __w_pdfjs_require__(75);
|
|
var sharedKey = __w_pdfjs_require__(33);
|
|
var CORRECT_PROTOTYPE_GETTER = __w_pdfjs_require__(76);
|
|
var IE_PROTO = sharedKey('IE_PROTO');
|
|
var ObjectPrototype = Object.prototype;
|
|
module.exports = CORRECT_PROTOTYPE_GETTER ? Object.getPrototypeOf : function (O) {
|
|
O = toObject(O);
|
|
if (has(O, IE_PROTO))
|
|
return O[IE_PROTO];
|
|
if (typeof O.constructor == 'function' && O instanceof O.constructor) {
|
|
return O.constructor.prototype;
|
|
}
|
|
return O instanceof Object ? ObjectPrototype : null;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 75 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var requireObjectCoercible = __w_pdfjs_require__(17);
|
|
module.exports = function (argument) {
|
|
return Object(requireObjectCoercible(argument));
|
|
};
|
|
|
|
/***/ }),
|
|
/* 76 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var fails = __w_pdfjs_require__(11);
|
|
module.exports = !fails(function () {
|
|
function F() {
|
|
}
|
|
F.prototype.constructor = null;
|
|
return Object.getPrototypeOf(new F()) !== F.prototype;
|
|
});
|
|
|
|
/***/ }),
|
|
/* 77 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var defineProperty = __w_pdfjs_require__(24).f;
|
|
var has = __w_pdfjs_require__(20);
|
|
var wellKnownSymbol = __w_pdfjs_require__(51);
|
|
var TO_STRING_TAG = wellKnownSymbol('toStringTag');
|
|
module.exports = function (it, TAG, STATIC) {
|
|
if (it && !has(it = STATIC ? it : it.prototype, TO_STRING_TAG)) {
|
|
defineProperty(it, TO_STRING_TAG, {
|
|
configurable: true,
|
|
value: TAG
|
|
});
|
|
}
|
|
};
|
|
|
|
/***/ }),
|
|
/* 78 */
|
|
/***/ (function(module, exports) {
|
|
|
|
module.exports = {};
|
|
|
|
/***/ }),
|
|
/* 79 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var anObject = __w_pdfjs_require__(25);
|
|
var aPossiblePrototype = __w_pdfjs_require__(80);
|
|
module.exports = Object.setPrototypeOf || ('__proto__' in {} ? function () {
|
|
var CORRECT_SETTER = false;
|
|
var test = {};
|
|
var setter;
|
|
try {
|
|
setter = Object.getOwnPropertyDescriptor(Object.prototype, '__proto__').set;
|
|
setter.call(test, []);
|
|
CORRECT_SETTER = test instanceof Array;
|
|
} catch (error) {
|
|
}
|
|
return function setPrototypeOf(O, proto) {
|
|
anObject(O);
|
|
aPossiblePrototype(proto);
|
|
if (CORRECT_SETTER)
|
|
setter.call(O, proto);
|
|
else
|
|
O.__proto__ = proto;
|
|
return O;
|
|
};
|
|
}() : undefined);
|
|
|
|
/***/ }),
|
|
/* 80 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var isObject = __w_pdfjs_require__(19);
|
|
module.exports = function (it) {
|
|
if (!isObject(it) && it !== null) {
|
|
throw TypeError("Can't set " + String(it) + ' as a prototype');
|
|
}
|
|
return it;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 81 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var $ = __w_pdfjs_require__(7);
|
|
var from = __w_pdfjs_require__(82);
|
|
var checkCorrectnessOfIteration = __w_pdfjs_require__(88);
|
|
var INCORRECT_ITERATION = !checkCorrectnessOfIteration(function (iterable) {
|
|
Array.from(iterable);
|
|
});
|
|
$({
|
|
target: 'Array',
|
|
stat: true,
|
|
forced: INCORRECT_ITERATION
|
|
}, { from: from });
|
|
|
|
/***/ }),
|
|
/* 82 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var bind = __w_pdfjs_require__(55);
|
|
var toObject = __w_pdfjs_require__(75);
|
|
var callWithSafeIterationClosing = __w_pdfjs_require__(83);
|
|
var isArrayIteratorMethod = __w_pdfjs_require__(84);
|
|
var toLength = __w_pdfjs_require__(43);
|
|
var createProperty = __w_pdfjs_require__(85);
|
|
var getIteratorMethod = __w_pdfjs_require__(86);
|
|
module.exports = function from(arrayLike) {
|
|
var O = toObject(arrayLike);
|
|
var C = typeof this == 'function' ? this : Array;
|
|
var argumentsLength = arguments.length;
|
|
var mapfn = argumentsLength > 1 ? arguments[1] : undefined;
|
|
var mapping = mapfn !== undefined;
|
|
var index = 0;
|
|
var iteratorMethod = getIteratorMethod(O);
|
|
var length, result, step, iterator;
|
|
if (mapping)
|
|
mapfn = bind(mapfn, argumentsLength > 2 ? arguments[2] : undefined, 2);
|
|
if (iteratorMethod != undefined && !(C == Array && isArrayIteratorMethod(iteratorMethod))) {
|
|
iterator = iteratorMethod.call(O);
|
|
result = new C();
|
|
for (; !(step = iterator.next()).done; index++) {
|
|
createProperty(result, index, mapping ? callWithSafeIterationClosing(iterator, mapfn, [
|
|
step.value,
|
|
index
|
|
], true) : step.value);
|
|
}
|
|
} else {
|
|
length = toLength(O.length);
|
|
result = new C(length);
|
|
for (; length > index; index++) {
|
|
createProperty(result, index, mapping ? mapfn(O[index], index) : O[index]);
|
|
}
|
|
}
|
|
result.length = index;
|
|
return result;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 83 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var anObject = __w_pdfjs_require__(25);
|
|
module.exports = function (iterator, fn, value, ENTRIES) {
|
|
try {
|
|
return ENTRIES ? fn(anObject(value)[0], value[1]) : fn(value);
|
|
} catch (error) {
|
|
var returnMethod = iterator['return'];
|
|
if (returnMethod !== undefined)
|
|
anObject(returnMethod.call(iterator));
|
|
throw error;
|
|
}
|
|
};
|
|
|
|
/***/ }),
|
|
/* 84 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var wellKnownSymbol = __w_pdfjs_require__(51);
|
|
var Iterators = __w_pdfjs_require__(78);
|
|
var ITERATOR = wellKnownSymbol('iterator');
|
|
var ArrayPrototype = Array.prototype;
|
|
module.exports = function (it) {
|
|
return it !== undefined && (Iterators.Array === it || ArrayPrototype[ITERATOR] === it);
|
|
};
|
|
|
|
/***/ }),
|
|
/* 85 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var toPrimitive = __w_pdfjs_require__(18);
|
|
var definePropertyModule = __w_pdfjs_require__(24);
|
|
var createPropertyDescriptor = __w_pdfjs_require__(13);
|
|
module.exports = function (object, key, value) {
|
|
var propertyKey = toPrimitive(key);
|
|
if (propertyKey in object)
|
|
definePropertyModule.f(object, propertyKey, createPropertyDescriptor(0, value));
|
|
else
|
|
object[propertyKey] = value;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 86 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var classof = __w_pdfjs_require__(87);
|
|
var Iterators = __w_pdfjs_require__(78);
|
|
var wellKnownSymbol = __w_pdfjs_require__(51);
|
|
var ITERATOR = wellKnownSymbol('iterator');
|
|
module.exports = function (it) {
|
|
if (it != undefined)
|
|
return it[ITERATOR] || it['@@iterator'] || Iterators[classof(it)];
|
|
};
|
|
|
|
/***/ }),
|
|
/* 87 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var classofRaw = __w_pdfjs_require__(16);
|
|
var wellKnownSymbol = __w_pdfjs_require__(51);
|
|
var TO_STRING_TAG = wellKnownSymbol('toStringTag');
|
|
var CORRECT_ARGUMENTS = classofRaw(function () {
|
|
return arguments;
|
|
}()) == 'Arguments';
|
|
var tryGet = function (it, key) {
|
|
try {
|
|
return it[key];
|
|
} catch (error) {
|
|
}
|
|
};
|
|
module.exports = function (it) {
|
|
var O, tag, result;
|
|
return it === undefined ? 'Undefined' : it === null ? 'Null' : typeof (tag = tryGet(O = Object(it), TO_STRING_TAG)) == 'string' ? tag : CORRECT_ARGUMENTS ? classofRaw(O) : (result = classofRaw(O)) == 'Object' && typeof O.callee == 'function' ? 'Arguments' : result;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 88 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var wellKnownSymbol = __w_pdfjs_require__(51);
|
|
var ITERATOR = wellKnownSymbol('iterator');
|
|
var SAFE_CLOSING = false;
|
|
try {
|
|
var called = 0;
|
|
var iteratorWithReturn = {
|
|
next: function () {
|
|
return { done: !!called++ };
|
|
},
|
|
'return': function () {
|
|
SAFE_CLOSING = true;
|
|
}
|
|
};
|
|
iteratorWithReturn[ITERATOR] = function () {
|
|
return this;
|
|
};
|
|
Array.from(iteratorWithReturn, function () {
|
|
throw 2;
|
|
});
|
|
} catch (error) {
|
|
}
|
|
module.exports = function (exec, SKIP_CLOSING) {
|
|
if (!SKIP_CLOSING && !SAFE_CLOSING)
|
|
return false;
|
|
var ITERATION_SUPPORT = false;
|
|
try {
|
|
var object = {};
|
|
object[ITERATOR] = function () {
|
|
return {
|
|
next: function () {
|
|
return { done: ITERATION_SUPPORT = true };
|
|
}
|
|
};
|
|
};
|
|
exec(object);
|
|
} catch (error) {
|
|
}
|
|
return ITERATION_SUPPORT;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 89 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
__w_pdfjs_require__(90);
|
|
var path = __w_pdfjs_require__(39);
|
|
module.exports = path.Object.assign;
|
|
|
|
/***/ }),
|
|
/* 90 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var $ = __w_pdfjs_require__(7);
|
|
var assign = __w_pdfjs_require__(91);
|
|
$({
|
|
target: 'Object',
|
|
stat: true,
|
|
forced: Object.assign !== assign
|
|
}, { assign: assign });
|
|
|
|
/***/ }),
|
|
/* 91 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var DESCRIPTORS = __w_pdfjs_require__(10);
|
|
var fails = __w_pdfjs_require__(11);
|
|
var objectKeys = __w_pdfjs_require__(66);
|
|
var getOwnPropertySymbolsModule = __w_pdfjs_require__(47);
|
|
var propertyIsEnumerableModule = __w_pdfjs_require__(12);
|
|
var toObject = __w_pdfjs_require__(75);
|
|
var IndexedObject = __w_pdfjs_require__(15);
|
|
var nativeAssign = Object.assign;
|
|
module.exports = !nativeAssign || fails(function () {
|
|
var A = {};
|
|
var B = {};
|
|
var symbol = Symbol();
|
|
var alphabet = 'abcdefghijklmnopqrst';
|
|
A[symbol] = 7;
|
|
alphabet.split('').forEach(function (chr) {
|
|
B[chr] = chr;
|
|
});
|
|
return nativeAssign({}, A)[symbol] != 7 || objectKeys(nativeAssign({}, B)).join('') != alphabet;
|
|
}) ? function assign(target, source) {
|
|
var T = toObject(target);
|
|
var argumentsLength = arguments.length;
|
|
var index = 1;
|
|
var getOwnPropertySymbols = getOwnPropertySymbolsModule.f;
|
|
var propertyIsEnumerable = propertyIsEnumerableModule.f;
|
|
while (argumentsLength > index) {
|
|
var S = IndexedObject(arguments[index++]);
|
|
var keys = getOwnPropertySymbols ? objectKeys(S).concat(getOwnPropertySymbols(S)) : objectKeys(S);
|
|
var length = keys.length;
|
|
var j = 0;
|
|
var key;
|
|
while (length > j) {
|
|
key = keys[j++];
|
|
if (!DESCRIPTORS || propertyIsEnumerable.call(S, key))
|
|
T[key] = S[key];
|
|
}
|
|
}
|
|
return T;
|
|
} : nativeAssign;
|
|
|
|
/***/ }),
|
|
/* 92 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
__w_pdfjs_require__(93);
|
|
var path = __w_pdfjs_require__(39);
|
|
module.exports = path.Math.log2;
|
|
|
|
/***/ }),
|
|
/* 93 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var $ = __w_pdfjs_require__(7);
|
|
var log = Math.log;
|
|
var LN2 = Math.LN2;
|
|
$({
|
|
target: 'Math',
|
|
stat: true
|
|
}, {
|
|
log2: function log2(x) {
|
|
return log(x) / LN2;
|
|
}
|
|
});
|
|
|
|
/***/ }),
|
|
/* 94 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
__w_pdfjs_require__(95);
|
|
var path = __w_pdfjs_require__(39);
|
|
module.exports = path.Number.isNaN;
|
|
|
|
/***/ }),
|
|
/* 95 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var $ = __w_pdfjs_require__(7);
|
|
$({
|
|
target: 'Number',
|
|
stat: true
|
|
}, {
|
|
isNaN: function isNaN(number) {
|
|
return number != number;
|
|
}
|
|
});
|
|
|
|
/***/ }),
|
|
/* 96 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
__w_pdfjs_require__(97);
|
|
var path = __w_pdfjs_require__(39);
|
|
module.exports = path.Number.isInteger;
|
|
|
|
/***/ }),
|
|
/* 97 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var $ = __w_pdfjs_require__(7);
|
|
var isInteger = __w_pdfjs_require__(98);
|
|
$({
|
|
target: 'Number',
|
|
stat: true
|
|
}, { isInteger: isInteger });
|
|
|
|
/***/ }),
|
|
/* 98 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var isObject = __w_pdfjs_require__(19);
|
|
var floor = Math.floor;
|
|
module.exports = function isInteger(it) {
|
|
return !isObject(it) && isFinite(it) && floor(it) === it;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 99 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
__w_pdfjs_require__(100);
|
|
__w_pdfjs_require__(69);
|
|
__w_pdfjs_require__(102);
|
|
__w_pdfjs_require__(105);
|
|
__w_pdfjs_require__(119);
|
|
__w_pdfjs_require__(120);
|
|
var path = __w_pdfjs_require__(39);
|
|
module.exports = path.Promise;
|
|
|
|
/***/ }),
|
|
/* 100 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var redefine = __w_pdfjs_require__(26);
|
|
var toString = __w_pdfjs_require__(101);
|
|
var ObjectPrototype = Object.prototype;
|
|
if (toString !== ObjectPrototype.toString) {
|
|
redefine(ObjectPrototype, 'toString', toString, { unsafe: true });
|
|
}
|
|
|
|
/***/ }),
|
|
/* 101 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var classof = __w_pdfjs_require__(87);
|
|
var wellKnownSymbol = __w_pdfjs_require__(51);
|
|
var TO_STRING_TAG = wellKnownSymbol('toStringTag');
|
|
var test = {};
|
|
test[TO_STRING_TAG] = 'z';
|
|
module.exports = String(test) !== '[object z]' ? function toString() {
|
|
return '[object ' + classof(this) + ']';
|
|
} : test.toString;
|
|
|
|
/***/ }),
|
|
/* 102 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var global = __w_pdfjs_require__(8);
|
|
var DOMIterables = __w_pdfjs_require__(103);
|
|
var ArrayIteratorMethods = __w_pdfjs_require__(104);
|
|
var hide = __w_pdfjs_require__(23);
|
|
var wellKnownSymbol = __w_pdfjs_require__(51);
|
|
var ITERATOR = wellKnownSymbol('iterator');
|
|
var TO_STRING_TAG = wellKnownSymbol('toStringTag');
|
|
var ArrayValues = ArrayIteratorMethods.values;
|
|
for (var COLLECTION_NAME in DOMIterables) {
|
|
var Collection = global[COLLECTION_NAME];
|
|
var CollectionPrototype = Collection && Collection.prototype;
|
|
if (CollectionPrototype) {
|
|
if (CollectionPrototype[ITERATOR] !== ArrayValues)
|
|
try {
|
|
hide(CollectionPrototype, ITERATOR, ArrayValues);
|
|
} catch (error) {
|
|
CollectionPrototype[ITERATOR] = ArrayValues;
|
|
}
|
|
if (!CollectionPrototype[TO_STRING_TAG])
|
|
hide(CollectionPrototype, TO_STRING_TAG, COLLECTION_NAME);
|
|
if (DOMIterables[COLLECTION_NAME])
|
|
for (var METHOD_NAME in ArrayIteratorMethods) {
|
|
if (CollectionPrototype[METHOD_NAME] !== ArrayIteratorMethods[METHOD_NAME])
|
|
try {
|
|
hide(CollectionPrototype, METHOD_NAME, ArrayIteratorMethods[METHOD_NAME]);
|
|
} catch (error) {
|
|
CollectionPrototype[METHOD_NAME] = ArrayIteratorMethods[METHOD_NAME];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/***/ }),
|
|
/* 103 */
|
|
/***/ (function(module, exports) {
|
|
|
|
module.exports = {
|
|
CSSRuleList: 0,
|
|
CSSStyleDeclaration: 0,
|
|
CSSValueList: 0,
|
|
ClientRectList: 0,
|
|
DOMRectList: 0,
|
|
DOMStringList: 0,
|
|
DOMTokenList: 1,
|
|
DataTransferItemList: 0,
|
|
FileList: 0,
|
|
HTMLAllCollection: 0,
|
|
HTMLCollection: 0,
|
|
HTMLFormElement: 0,
|
|
HTMLSelectElement: 0,
|
|
MediaList: 0,
|
|
MimeTypeArray: 0,
|
|
NamedNodeMap: 0,
|
|
NodeList: 1,
|
|
PaintRequestList: 0,
|
|
Plugin: 0,
|
|
PluginArray: 0,
|
|
SVGLengthList: 0,
|
|
SVGNumberList: 0,
|
|
SVGPathSegList: 0,
|
|
SVGPointList: 0,
|
|
SVGStringList: 0,
|
|
SVGTransformList: 0,
|
|
SourceBufferList: 0,
|
|
StyleSheetList: 0,
|
|
TextTrackCueList: 0,
|
|
TextTrackList: 0,
|
|
TouchList: 0
|
|
};
|
|
|
|
/***/ }),
|
|
/* 104 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var toIndexedObject = __w_pdfjs_require__(14);
|
|
var addToUnscopables = __w_pdfjs_require__(63);
|
|
var Iterators = __w_pdfjs_require__(78);
|
|
var InternalStateModule = __w_pdfjs_require__(31);
|
|
var defineIterator = __w_pdfjs_require__(71);
|
|
var ARRAY_ITERATOR = 'Array Iterator';
|
|
var setInternalState = InternalStateModule.set;
|
|
var getInternalState = InternalStateModule.getterFor(ARRAY_ITERATOR);
|
|
module.exports = defineIterator(Array, 'Array', function (iterated, kind) {
|
|
setInternalState(this, {
|
|
type: ARRAY_ITERATOR,
|
|
target: toIndexedObject(iterated),
|
|
index: 0,
|
|
kind: kind
|
|
});
|
|
}, function () {
|
|
var state = getInternalState(this);
|
|
var target = state.target;
|
|
var kind = state.kind;
|
|
var index = state.index++;
|
|
if (!target || index >= target.length) {
|
|
state.target = undefined;
|
|
return {
|
|
value: undefined,
|
|
done: true
|
|
};
|
|
}
|
|
if (kind == 'keys')
|
|
return {
|
|
value: index,
|
|
done: false
|
|
};
|
|
if (kind == 'values')
|
|
return {
|
|
value: target[index],
|
|
done: false
|
|
};
|
|
return {
|
|
value: [
|
|
index,
|
|
target[index]
|
|
],
|
|
done: false
|
|
};
|
|
}, 'values');
|
|
Iterators.Arguments = Iterators.Array;
|
|
addToUnscopables('keys');
|
|
addToUnscopables('values');
|
|
addToUnscopables('entries');
|
|
|
|
/***/ }),
|
|
/* 105 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
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var $ = __w_pdfjs_require__(7);
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var IS_PURE = __w_pdfjs_require__(29);
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var global = __w_pdfjs_require__(8);
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var path = __w_pdfjs_require__(39);
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var NativePromise = __w_pdfjs_require__(106);
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var redefine = __w_pdfjs_require__(26);
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var redefineAll = __w_pdfjs_require__(107);
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var setToStringTag = __w_pdfjs_require__(77);
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var setSpecies = __w_pdfjs_require__(108);
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var isObject = __w_pdfjs_require__(19);
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var aFunction = __w_pdfjs_require__(56);
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var anInstance = __w_pdfjs_require__(109);
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var classof = __w_pdfjs_require__(16);
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var iterate = __w_pdfjs_require__(110);
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var checkCorrectnessOfIteration = __w_pdfjs_require__(88);
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var speciesConstructor = __w_pdfjs_require__(111);
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var task = __w_pdfjs_require__(112).set;
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var microtask = __w_pdfjs_require__(113);
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var promiseResolve = __w_pdfjs_require__(115);
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var hostReportErrors = __w_pdfjs_require__(117);
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var newPromiseCapabilityModule = __w_pdfjs_require__(116);
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var perform = __w_pdfjs_require__(118);
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var userAgent = __w_pdfjs_require__(114);
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var InternalStateModule = __w_pdfjs_require__(31);
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var isForced = __w_pdfjs_require__(48);
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var wellKnownSymbol = __w_pdfjs_require__(51);
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var SPECIES = wellKnownSymbol('species');
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var PROMISE = 'Promise';
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var getInternalState = InternalStateModule.get;
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var setInternalState = InternalStateModule.set;
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var getInternalPromiseState = InternalStateModule.getterFor(PROMISE);
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var PromiseConstructor = NativePromise;
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var TypeError = global.TypeError;
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var document = global.document;
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var process = global.process;
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var $fetch = global.fetch;
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var versions = process && process.versions;
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var v8 = versions && versions.v8 || '';
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var newPromiseCapability = newPromiseCapabilityModule.f;
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var newGenericPromiseCapability = newPromiseCapability;
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var IS_NODE = classof(process) == 'process';
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var DISPATCH_EVENT = !!(document && document.createEvent && global.dispatchEvent);
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var UNHANDLED_REJECTION = 'unhandledrejection';
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var REJECTION_HANDLED = 'rejectionhandled';
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var PENDING = 0;
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var FULFILLED = 1;
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var REJECTED = 2;
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var HANDLED = 1;
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var UNHANDLED = 2;
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var Internal, OwnPromiseCapability, PromiseWrapper, nativeThen;
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var FORCED = isForced(PROMISE, function () {
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var promise = PromiseConstructor.resolve(1);
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var empty = function () {
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};
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var FakePromise = (promise.constructor = {})[SPECIES] = function (exec) {
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exec(empty, empty);
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};
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return !((IS_NODE || typeof PromiseRejectionEvent == 'function') && (!IS_PURE || promise['finally']) && promise.then(empty) instanceof FakePromise && v8.indexOf('6.6') !== 0 && userAgent.indexOf('Chrome/66') === -1);
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});
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var INCORRECT_ITERATION = FORCED || !checkCorrectnessOfIteration(function (iterable) {
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PromiseConstructor.all(iterable)['catch'](function () {
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});
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});
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var isThenable = function (it) {
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var then;
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return isObject(it) && typeof (then = it.then) == 'function' ? then : false;
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};
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var notify = function (promise, state, isReject) {
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if (state.notified)
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return;
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state.notified = true;
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var chain = state.reactions;
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microtask(function () {
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var value = state.value;
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var ok = state.state == FULFILLED;
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var index = 0;
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while (chain.length > index) {
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var reaction = chain[index++];
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var handler = ok ? reaction.ok : reaction.fail;
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var resolve = reaction.resolve;
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var reject = reaction.reject;
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var domain = reaction.domain;
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var result, then, exited;
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try {
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if (handler) {
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if (!ok) {
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if (state.rejection === UNHANDLED)
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onHandleUnhandled(promise, state);
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state.rejection = HANDLED;
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}
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if (handler === true)
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result = value;
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else {
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if (domain)
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domain.enter();
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result = handler(value);
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if (domain) {
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domain.exit();
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exited = true;
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}
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}
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if (result === reaction.promise) {
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reject(TypeError('Promise-chain cycle'));
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} else if (then = isThenable(result)) {
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then.call(result, resolve, reject);
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} else
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resolve(result);
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} else
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reject(value);
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} catch (error) {
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if (domain && !exited)
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domain.exit();
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reject(error);
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}
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}
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state.reactions = [];
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state.notified = false;
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if (isReject && !state.rejection)
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onUnhandled(promise, state);
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});
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};
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var dispatchEvent = function (name, promise, reason) {
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var event, handler;
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if (DISPATCH_EVENT) {
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event = document.createEvent('Event');
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event.promise = promise;
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event.reason = reason;
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event.initEvent(name, false, true);
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global.dispatchEvent(event);
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} else
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event = {
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promise: promise,
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reason: reason
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};
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if (handler = global['on' + name])
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handler(event);
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else if (name === UNHANDLED_REJECTION)
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hostReportErrors('Unhandled promise rejection', reason);
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};
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var onUnhandled = function (promise, state) {
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task.call(global, function () {
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var value = state.value;
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var IS_UNHANDLED = isUnhandled(state);
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var result;
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if (IS_UNHANDLED) {
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result = perform(function () {
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if (IS_NODE) {
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process.emit('unhandledRejection', value, promise);
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} else
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dispatchEvent(UNHANDLED_REJECTION, promise, value);
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});
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state.rejection = IS_NODE || isUnhandled(state) ? UNHANDLED : HANDLED;
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if (result.error)
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throw result.value;
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}
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});
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};
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var isUnhandled = function (state) {
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return state.rejection !== HANDLED && !state.parent;
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};
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var onHandleUnhandled = function (promise, state) {
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task.call(global, function () {
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if (IS_NODE) {
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process.emit('rejectionHandled', promise);
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} else
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dispatchEvent(REJECTION_HANDLED, promise, state.value);
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});
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};
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var bind = function (fn, promise, state, unwrap) {
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return function (value) {
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fn(promise, state, value, unwrap);
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};
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};
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var internalReject = function (promise, state, value, unwrap) {
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if (state.done)
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return;
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state.done = true;
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if (unwrap)
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state = unwrap;
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state.value = value;
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state.state = REJECTED;
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notify(promise, state, true);
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};
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var internalResolve = function (promise, state, value, unwrap) {
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if (state.done)
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return;
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state.done = true;
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if (unwrap)
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state = unwrap;
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try {
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if (promise === value)
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throw TypeError("Promise can't be resolved itself");
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var then = isThenable(value);
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if (then) {
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microtask(function () {
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var wrapper = { done: false };
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try {
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then.call(value, bind(internalResolve, promise, wrapper, state), bind(internalReject, promise, wrapper, state));
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} catch (error) {
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internalReject(promise, wrapper, error, state);
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}
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});
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} else {
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state.value = value;
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state.state = FULFILLED;
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notify(promise, state, false);
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}
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} catch (error) {
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internalReject(promise, { done: false }, error, state);
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}
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};
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if (FORCED) {
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PromiseConstructor = function Promise(executor) {
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anInstance(this, PromiseConstructor, PROMISE);
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aFunction(executor);
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Internal.call(this);
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var state = getInternalState(this);
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try {
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executor(bind(internalResolve, this, state), bind(internalReject, this, state));
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} catch (error) {
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internalReject(this, state, error);
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}
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};
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Internal = function Promise(executor) {
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setInternalState(this, {
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type: PROMISE,
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done: false,
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notified: false,
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parent: false,
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reactions: [],
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rejection: false,
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state: PENDING,
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value: undefined
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});
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};
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Internal.prototype = redefineAll(PromiseConstructor.prototype, {
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then: function then(onFulfilled, onRejected) {
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var state = getInternalPromiseState(this);
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var reaction = newPromiseCapability(speciesConstructor(this, PromiseConstructor));
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reaction.ok = typeof onFulfilled == 'function' ? onFulfilled : true;
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reaction.fail = typeof onRejected == 'function' && onRejected;
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reaction.domain = IS_NODE ? process.domain : undefined;
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state.parent = true;
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state.reactions.push(reaction);
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if (state.state != PENDING)
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notify(this, state, false);
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return reaction.promise;
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},
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'catch': function (onRejected) {
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return this.then(undefined, onRejected);
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}
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});
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OwnPromiseCapability = function () {
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var promise = new Internal();
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var state = getInternalState(promise);
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this.promise = promise;
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this.resolve = bind(internalResolve, promise, state);
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this.reject = bind(internalReject, promise, state);
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};
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newPromiseCapabilityModule.f = newPromiseCapability = function (C) {
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return C === PromiseConstructor || C === PromiseWrapper ? new OwnPromiseCapability(C) : newGenericPromiseCapability(C);
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};
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if (!IS_PURE && typeof NativePromise == 'function') {
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nativeThen = NativePromise.prototype.then;
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redefine(NativePromise.prototype, 'then', function then(onFulfilled, onRejected) {
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var that = this;
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return new PromiseConstructor(function (resolve, reject) {
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nativeThen.call(that, resolve, reject);
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}).then(onFulfilled, onRejected);
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});
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if (typeof $fetch == 'function')
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$({
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global: true,
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enumerable: true,
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forced: true
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}, {
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fetch: function fetch(input) {
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return promiseResolve(PromiseConstructor, $fetch.apply(global, arguments));
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}
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});
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}
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}
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$({
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global: true,
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wrap: true,
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forced: FORCED
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}, { Promise: PromiseConstructor });
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setToStringTag(PromiseConstructor, PROMISE, false, true);
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setSpecies(PROMISE);
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PromiseWrapper = path[PROMISE];
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$({
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target: PROMISE,
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stat: true,
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forced: FORCED
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}, {
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reject: function reject(r) {
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var capability = newPromiseCapability(this);
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capability.reject.call(undefined, r);
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return capability.promise;
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}
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});
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$({
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target: PROMISE,
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stat: true,
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forced: IS_PURE || FORCED
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}, {
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resolve: function resolve(x) {
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return promiseResolve(IS_PURE && this === PromiseWrapper ? PromiseConstructor : this, x);
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}
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});
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$({
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target: PROMISE,
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stat: true,
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forced: INCORRECT_ITERATION
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}, {
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all: function all(iterable) {
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var C = this;
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var capability = newPromiseCapability(C);
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var resolve = capability.resolve;
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var reject = capability.reject;
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var result = perform(function () {
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var $promiseResolve = aFunction(C.resolve);
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var values = [];
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var counter = 0;
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var remaining = 1;
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iterate(iterable, function (promise) {
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var index = counter++;
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var alreadyCalled = false;
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values.push(undefined);
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remaining++;
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$promiseResolve.call(C, promise).then(function (value) {
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if (alreadyCalled)
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return;
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alreadyCalled = true;
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values[index] = value;
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--remaining || resolve(values);
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}, reject);
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});
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--remaining || resolve(values);
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});
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if (result.error)
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reject(result.value);
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return capability.promise;
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},
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race: function race(iterable) {
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var C = this;
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var capability = newPromiseCapability(C);
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var reject = capability.reject;
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var result = perform(function () {
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var $promiseResolve = aFunction(C.resolve);
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iterate(iterable, function (promise) {
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$promiseResolve.call(C, promise).then(capability.resolve, reject);
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});
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});
|
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if (result.error)
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reject(result.value);
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return capability.promise;
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}
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});
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/***/ }),
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/* 106 */
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/***/ (function(module, exports, __w_pdfjs_require__) {
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var global = __w_pdfjs_require__(8);
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module.exports = global.Promise;
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/***/ }),
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/* 107 */
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/***/ (function(module, exports, __w_pdfjs_require__) {
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var redefine = __w_pdfjs_require__(26);
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module.exports = function (target, src, options) {
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for (var key in src)
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redefine(target, key, src[key], options);
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return target;
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};
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/***/ }),
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/* 108 */
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/***/ (function(module, exports, __w_pdfjs_require__) {
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"use strict";
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var getBuiltIn = __w_pdfjs_require__(38);
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var definePropertyModule = __w_pdfjs_require__(24);
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var wellKnownSymbol = __w_pdfjs_require__(51);
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var DESCRIPTORS = __w_pdfjs_require__(10);
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var SPECIES = wellKnownSymbol('species');
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module.exports = function (CONSTRUCTOR_NAME) {
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var Constructor = getBuiltIn(CONSTRUCTOR_NAME);
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var defineProperty = definePropertyModule.f;
|
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if (DESCRIPTORS && Constructor && !Constructor[SPECIES]) {
|
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defineProperty(Constructor, SPECIES, {
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configurable: true,
|
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get: function () {
|
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return this;
|
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}
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});
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}
|
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};
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/***/ }),
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/* 109 */
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/***/ (function(module, exports) {
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module.exports = function (it, Constructor, name) {
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if (!(it instanceof Constructor)) {
|
|
throw TypeError('Incorrect ' + (name ? name + ' ' : '') + 'invocation');
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}
|
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return it;
|
|
};
|
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|
|
/***/ }),
|
|
/* 110 */
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/***/ (function(module, exports, __w_pdfjs_require__) {
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|
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var anObject = __w_pdfjs_require__(25);
|
|
var isArrayIteratorMethod = __w_pdfjs_require__(84);
|
|
var toLength = __w_pdfjs_require__(43);
|
|
var bind = __w_pdfjs_require__(55);
|
|
var getIteratorMethod = __w_pdfjs_require__(86);
|
|
var callWithSafeIterationClosing = __w_pdfjs_require__(83);
|
|
var Result = function (stopped, result) {
|
|
this.stopped = stopped;
|
|
this.result = result;
|
|
};
|
|
var iterate = module.exports = function (iterable, fn, that, AS_ENTRIES, IS_ITERATOR) {
|
|
var boundFunction = bind(fn, that, AS_ENTRIES ? 2 : 1);
|
|
var iterator, iterFn, index, length, result, step;
|
|
if (IS_ITERATOR) {
|
|
iterator = iterable;
|
|
} else {
|
|
iterFn = getIteratorMethod(iterable);
|
|
if (typeof iterFn != 'function')
|
|
throw TypeError('Target is not iterable');
|
|
if (isArrayIteratorMethod(iterFn)) {
|
|
for (index = 0, length = toLength(iterable.length); length > index; index++) {
|
|
result = AS_ENTRIES ? boundFunction(anObject(step = iterable[index])[0], step[1]) : boundFunction(iterable[index]);
|
|
if (result && result instanceof Result)
|
|
return result;
|
|
}
|
|
return new Result(false);
|
|
}
|
|
iterator = iterFn.call(iterable);
|
|
}
|
|
while (!(step = iterator.next()).done) {
|
|
result = callWithSafeIterationClosing(iterator, boundFunction, step.value, AS_ENTRIES);
|
|
if (result && result instanceof Result)
|
|
return result;
|
|
}
|
|
return new Result(false);
|
|
};
|
|
iterate.stop = function (result) {
|
|
return new Result(true, result);
|
|
};
|
|
|
|
/***/ }),
|
|
/* 111 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var anObject = __w_pdfjs_require__(25);
|
|
var aFunction = __w_pdfjs_require__(56);
|
|
var wellKnownSymbol = __w_pdfjs_require__(51);
|
|
var SPECIES = wellKnownSymbol('species');
|
|
module.exports = function (O, defaultConstructor) {
|
|
var C = anObject(O).constructor;
|
|
var S;
|
|
return C === undefined || (S = anObject(C)[SPECIES]) == undefined ? defaultConstructor : aFunction(S);
|
|
};
|
|
|
|
/***/ }),
|
|
/* 112 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var global = __w_pdfjs_require__(8);
|
|
var fails = __w_pdfjs_require__(11);
|
|
var classof = __w_pdfjs_require__(16);
|
|
var bind = __w_pdfjs_require__(55);
|
|
var html = __w_pdfjs_require__(67);
|
|
var createElement = __w_pdfjs_require__(22);
|
|
var location = global.location;
|
|
var set = global.setImmediate;
|
|
var clear = global.clearImmediate;
|
|
var process = global.process;
|
|
var MessageChannel = global.MessageChannel;
|
|
var Dispatch = global.Dispatch;
|
|
var counter = 0;
|
|
var queue = {};
|
|
var ONREADYSTATECHANGE = 'onreadystatechange';
|
|
var defer, channel, port;
|
|
var run = function (id) {
|
|
if (queue.hasOwnProperty(id)) {
|
|
var fn = queue[id];
|
|
delete queue[id];
|
|
fn();
|
|
}
|
|
};
|
|
var runner = function (id) {
|
|
return function () {
|
|
run(id);
|
|
};
|
|
};
|
|
var listener = function (event) {
|
|
run(event.data);
|
|
};
|
|
var post = function (id) {
|
|
global.postMessage(id + '', location.protocol + '//' + location.host);
|
|
};
|
|
if (!set || !clear) {
|
|
set = function setImmediate(fn) {
|
|
var args = [];
|
|
var i = 1;
|
|
while (arguments.length > i)
|
|
args.push(arguments[i++]);
|
|
queue[++counter] = function () {
|
|
(typeof fn == 'function' ? fn : Function(fn)).apply(undefined, args);
|
|
};
|
|
defer(counter);
|
|
return counter;
|
|
};
|
|
clear = function clearImmediate(id) {
|
|
delete queue[id];
|
|
};
|
|
if (classof(process) == 'process') {
|
|
defer = function (id) {
|
|
process.nextTick(runner(id));
|
|
};
|
|
} else if (Dispatch && Dispatch.now) {
|
|
defer = function (id) {
|
|
Dispatch.now(runner(id));
|
|
};
|
|
} else if (MessageChannel) {
|
|
channel = new MessageChannel();
|
|
port = channel.port2;
|
|
channel.port1.onmessage = listener;
|
|
defer = bind(port.postMessage, port, 1);
|
|
} else if (global.addEventListener && typeof postMessage == 'function' && !global.importScripts && !fails(post)) {
|
|
defer = post;
|
|
global.addEventListener('message', listener, false);
|
|
} else if (ONREADYSTATECHANGE in createElement('script')) {
|
|
defer = function (id) {
|
|
html.appendChild(createElement('script'))[ONREADYSTATECHANGE] = function () {
|
|
html.removeChild(this);
|
|
run(id);
|
|
};
|
|
};
|
|
} else {
|
|
defer = function (id) {
|
|
setTimeout(runner(id), 0);
|
|
};
|
|
}
|
|
}
|
|
module.exports = {
|
|
set: set,
|
|
clear: clear
|
|
};
|
|
|
|
/***/ }),
|
|
/* 113 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var global = __w_pdfjs_require__(8);
|
|
var getOwnPropertyDescriptor = __w_pdfjs_require__(9).f;
|
|
var classof = __w_pdfjs_require__(16);
|
|
var macrotask = __w_pdfjs_require__(112).set;
|
|
var userAgent = __w_pdfjs_require__(114);
|
|
var MutationObserver = global.MutationObserver || global.WebKitMutationObserver;
|
|
var process = global.process;
|
|
var Promise = global.Promise;
|
|
var IS_NODE = classof(process) == 'process';
|
|
var queueMicrotaskDescriptor = getOwnPropertyDescriptor(global, 'queueMicrotask');
|
|
var queueMicrotask = queueMicrotaskDescriptor && queueMicrotaskDescriptor.value;
|
|
var flush, head, last, notify, toggle, node, promise, then;
|
|
if (!queueMicrotask) {
|
|
flush = function () {
|
|
var parent, fn;
|
|
if (IS_NODE && (parent = process.domain))
|
|
parent.exit();
|
|
while (head) {
|
|
fn = head.fn;
|
|
head = head.next;
|
|
try {
|
|
fn();
|
|
} catch (error) {
|
|
if (head)
|
|
notify();
|
|
else
|
|
last = undefined;
|
|
throw error;
|
|
}
|
|
}
|
|
last = undefined;
|
|
if (parent)
|
|
parent.enter();
|
|
};
|
|
if (IS_NODE) {
|
|
notify = function () {
|
|
process.nextTick(flush);
|
|
};
|
|
} else if (MutationObserver && !/(iphone|ipod|ipad).*applewebkit/i.test(userAgent)) {
|
|
toggle = true;
|
|
node = document.createTextNode('');
|
|
new MutationObserver(flush).observe(node, { characterData: true });
|
|
notify = function () {
|
|
node.data = toggle = !toggle;
|
|
};
|
|
} else if (Promise && Promise.resolve) {
|
|
promise = Promise.resolve(undefined);
|
|
then = promise.then;
|
|
notify = function () {
|
|
then.call(promise, flush);
|
|
};
|
|
} else {
|
|
notify = function () {
|
|
macrotask.call(global, flush);
|
|
};
|
|
}
|
|
}
|
|
module.exports = queueMicrotask || function (fn) {
|
|
var task = {
|
|
fn: fn,
|
|
next: undefined
|
|
};
|
|
if (last)
|
|
last.next = task;
|
|
if (!head) {
|
|
head = task;
|
|
notify();
|
|
}
|
|
last = task;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 114 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var getBuiltIn = __w_pdfjs_require__(38);
|
|
module.exports = getBuiltIn('navigator', 'userAgent') || '';
|
|
|
|
/***/ }),
|
|
/* 115 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var anObject = __w_pdfjs_require__(25);
|
|
var isObject = __w_pdfjs_require__(19);
|
|
var newPromiseCapability = __w_pdfjs_require__(116);
|
|
module.exports = function (C, x) {
|
|
anObject(C);
|
|
if (isObject(x) && x.constructor === C)
|
|
return x;
|
|
var promiseCapability = newPromiseCapability.f(C);
|
|
var resolve = promiseCapability.resolve;
|
|
resolve(x);
|
|
return promiseCapability.promise;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 116 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var aFunction = __w_pdfjs_require__(56);
|
|
var PromiseCapability = function (C) {
|
|
var resolve, reject;
|
|
this.promise = new C(function ($$resolve, $$reject) {
|
|
if (resolve !== undefined || reject !== undefined)
|
|
throw TypeError('Bad Promise constructor');
|
|
resolve = $$resolve;
|
|
reject = $$reject;
|
|
});
|
|
this.resolve = aFunction(resolve);
|
|
this.reject = aFunction(reject);
|
|
};
|
|
module.exports.f = function (C) {
|
|
return new PromiseCapability(C);
|
|
};
|
|
|
|
/***/ }),
|
|
/* 117 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var global = __w_pdfjs_require__(8);
|
|
module.exports = function (a, b) {
|
|
var console = global.console;
|
|
if (console && console.error) {
|
|
arguments.length === 1 ? console.error(a) : console.error(a, b);
|
|
}
|
|
};
|
|
|
|
/***/ }),
|
|
/* 118 */
|
|
/***/ (function(module, exports) {
|
|
|
|
module.exports = function (exec) {
|
|
try {
|
|
return {
|
|
error: false,
|
|
value: exec()
|
|
};
|
|
} catch (error) {
|
|
return {
|
|
error: true,
|
|
value: error
|
|
};
|
|
}
|
|
};
|
|
|
|
/***/ }),
|
|
/* 119 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var $ = __w_pdfjs_require__(7);
|
|
var aFunction = __w_pdfjs_require__(56);
|
|
var newPromiseCapabilityModule = __w_pdfjs_require__(116);
|
|
var perform = __w_pdfjs_require__(118);
|
|
var iterate = __w_pdfjs_require__(110);
|
|
$({
|
|
target: 'Promise',
|
|
stat: true
|
|
}, {
|
|
allSettled: function allSettled(iterable) {
|
|
var C = this;
|
|
var capability = newPromiseCapabilityModule.f(C);
|
|
var resolve = capability.resolve;
|
|
var reject = capability.reject;
|
|
var result = perform(function () {
|
|
var promiseResolve = aFunction(C.resolve);
|
|
var values = [];
|
|
var counter = 0;
|
|
var remaining = 1;
|
|
iterate(iterable, function (promise) {
|
|
var index = counter++;
|
|
var alreadyCalled = false;
|
|
values.push(undefined);
|
|
remaining++;
|
|
promiseResolve.call(C, promise).then(function (value) {
|
|
if (alreadyCalled)
|
|
return;
|
|
alreadyCalled = true;
|
|
values[index] = {
|
|
status: 'fulfilled',
|
|
value: value
|
|
};
|
|
--remaining || resolve(values);
|
|
}, function (e) {
|
|
if (alreadyCalled)
|
|
return;
|
|
alreadyCalled = true;
|
|
values[index] = {
|
|
status: 'rejected',
|
|
reason: e
|
|
};
|
|
--remaining || resolve(values);
|
|
});
|
|
});
|
|
--remaining || resolve(values);
|
|
});
|
|
if (result.error)
|
|
reject(result.value);
|
|
return capability.promise;
|
|
}
|
|
});
|
|
|
|
/***/ }),
|
|
/* 120 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var $ = __w_pdfjs_require__(7);
|
|
var IS_PURE = __w_pdfjs_require__(29);
|
|
var NativePromise = __w_pdfjs_require__(106);
|
|
var getBuiltIn = __w_pdfjs_require__(38);
|
|
var speciesConstructor = __w_pdfjs_require__(111);
|
|
var promiseResolve = __w_pdfjs_require__(115);
|
|
var redefine = __w_pdfjs_require__(26);
|
|
$({
|
|
target: 'Promise',
|
|
proto: true,
|
|
real: true
|
|
}, {
|
|
'finally': function (onFinally) {
|
|
var C = speciesConstructor(this, getBuiltIn('Promise'));
|
|
var isFunction = typeof onFinally == 'function';
|
|
return this.then(isFunction ? function (x) {
|
|
return promiseResolve(C, onFinally()).then(function () {
|
|
return x;
|
|
});
|
|
} : onFinally, isFunction ? function (e) {
|
|
return promiseResolve(C, onFinally()).then(function () {
|
|
throw e;
|
|
});
|
|
} : onFinally);
|
|
}
|
|
});
|
|
if (!IS_PURE && typeof NativePromise == 'function' && !NativePromise.prototype['finally']) {
|
|
redefine(NativePromise.prototype, 'finally', getBuiltIn('Promise').prototype['finally']);
|
|
}
|
|
|
|
/***/ }),
|
|
/* 121 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
__w_pdfjs_require__(100);
|
|
__w_pdfjs_require__(122);
|
|
__w_pdfjs_require__(102);
|
|
var path = __w_pdfjs_require__(39);
|
|
module.exports = path.WeakMap;
|
|
|
|
/***/ }),
|
|
/* 122 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var global = __w_pdfjs_require__(8);
|
|
var redefineAll = __w_pdfjs_require__(107);
|
|
var InternalMetadataModule = __w_pdfjs_require__(123);
|
|
var collection = __w_pdfjs_require__(125);
|
|
var collectionWeak = __w_pdfjs_require__(127);
|
|
var isObject = __w_pdfjs_require__(19);
|
|
var enforceIternalState = __w_pdfjs_require__(31).enforce;
|
|
var NATIVE_WEAK_MAP = __w_pdfjs_require__(32);
|
|
var IS_IE11 = !global.ActiveXObject && 'ActiveXObject' in global;
|
|
var isExtensible = Object.isExtensible;
|
|
var InternalWeakMap;
|
|
var wrapper = function (get) {
|
|
return function WeakMap() {
|
|
return get(this, arguments.length ? arguments[0] : undefined);
|
|
};
|
|
};
|
|
var $WeakMap = module.exports = collection('WeakMap', wrapper, collectionWeak, true, true);
|
|
if (NATIVE_WEAK_MAP && IS_IE11) {
|
|
InternalWeakMap = collectionWeak.getConstructor(wrapper, 'WeakMap', true);
|
|
InternalMetadataModule.REQUIRED = true;
|
|
var WeakMapPrototype = $WeakMap.prototype;
|
|
var nativeDelete = WeakMapPrototype['delete'];
|
|
var nativeHas = WeakMapPrototype.has;
|
|
var nativeGet = WeakMapPrototype.get;
|
|
var nativeSet = WeakMapPrototype.set;
|
|
redefineAll(WeakMapPrototype, {
|
|
'delete': function (key) {
|
|
if (isObject(key) && !isExtensible(key)) {
|
|
var state = enforceIternalState(this);
|
|
if (!state.frozen)
|
|
state.frozen = new InternalWeakMap();
|
|
return nativeDelete.call(this, key) || state.frozen['delete'](key);
|
|
}
|
|
return nativeDelete.call(this, key);
|
|
},
|
|
has: function has(key) {
|
|
if (isObject(key) && !isExtensible(key)) {
|
|
var state = enforceIternalState(this);
|
|
if (!state.frozen)
|
|
state.frozen = new InternalWeakMap();
|
|
return nativeHas.call(this, key) || state.frozen.has(key);
|
|
}
|
|
return nativeHas.call(this, key);
|
|
},
|
|
get: function get(key) {
|
|
if (isObject(key) && !isExtensible(key)) {
|
|
var state = enforceIternalState(this);
|
|
if (!state.frozen)
|
|
state.frozen = new InternalWeakMap();
|
|
return nativeHas.call(this, key) ? nativeGet.call(this, key) : state.frozen.get(key);
|
|
}
|
|
return nativeGet.call(this, key);
|
|
},
|
|
set: function set(key, value) {
|
|
if (isObject(key) && !isExtensible(key)) {
|
|
var state = enforceIternalState(this);
|
|
if (!state.frozen)
|
|
state.frozen = new InternalWeakMap();
|
|
nativeHas.call(this, key) ? nativeSet.call(this, key, value) : state.frozen.set(key, value);
|
|
} else
|
|
nativeSet.call(this, key, value);
|
|
return this;
|
|
}
|
|
});
|
|
}
|
|
|
|
/***/ }),
|
|
/* 123 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var hiddenKeys = __w_pdfjs_require__(35);
|
|
var isObject = __w_pdfjs_require__(19);
|
|
var has = __w_pdfjs_require__(20);
|
|
var defineProperty = __w_pdfjs_require__(24).f;
|
|
var uid = __w_pdfjs_require__(34);
|
|
var FREEZING = __w_pdfjs_require__(124);
|
|
var METADATA = uid('meta');
|
|
var id = 0;
|
|
var isExtensible = Object.isExtensible || function () {
|
|
return true;
|
|
};
|
|
var setMetadata = function (it) {
|
|
defineProperty(it, METADATA, {
|
|
value: {
|
|
objectID: 'O' + ++id,
|
|
weakData: {}
|
|
}
|
|
});
|
|
};
|
|
var fastKey = function (it, create) {
|
|
if (!isObject(it))
|
|
return typeof it == 'symbol' ? it : (typeof it == 'string' ? 'S' : 'P') + it;
|
|
if (!has(it, METADATA)) {
|
|
if (!isExtensible(it))
|
|
return 'F';
|
|
if (!create)
|
|
return 'E';
|
|
setMetadata(it);
|
|
}
|
|
return it[METADATA].objectID;
|
|
};
|
|
var getWeakData = function (it, create) {
|
|
if (!has(it, METADATA)) {
|
|
if (!isExtensible(it))
|
|
return true;
|
|
if (!create)
|
|
return false;
|
|
setMetadata(it);
|
|
}
|
|
return it[METADATA].weakData;
|
|
};
|
|
var onFreeze = function (it) {
|
|
if (FREEZING && meta.REQUIRED && isExtensible(it) && !has(it, METADATA))
|
|
setMetadata(it);
|
|
return it;
|
|
};
|
|
var meta = module.exports = {
|
|
REQUIRED: false,
|
|
fastKey: fastKey,
|
|
getWeakData: getWeakData,
|
|
onFreeze: onFreeze
|
|
};
|
|
hiddenKeys[METADATA] = true;
|
|
|
|
/***/ }),
|
|
/* 124 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var fails = __w_pdfjs_require__(11);
|
|
module.exports = !fails(function () {
|
|
return Object.isExtensible(Object.preventExtensions({}));
|
|
});
|
|
|
|
/***/ }),
|
|
/* 125 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var $ = __w_pdfjs_require__(7);
|
|
var global = __w_pdfjs_require__(8);
|
|
var isForced = __w_pdfjs_require__(48);
|
|
var redefine = __w_pdfjs_require__(26);
|
|
var InternalMetadataModule = __w_pdfjs_require__(123);
|
|
var iterate = __w_pdfjs_require__(110);
|
|
var anInstance = __w_pdfjs_require__(109);
|
|
var isObject = __w_pdfjs_require__(19);
|
|
var fails = __w_pdfjs_require__(11);
|
|
var checkCorrectnessOfIteration = __w_pdfjs_require__(88);
|
|
var setToStringTag = __w_pdfjs_require__(77);
|
|
var inheritIfRequired = __w_pdfjs_require__(126);
|
|
module.exports = function (CONSTRUCTOR_NAME, wrapper, common, IS_MAP, IS_WEAK) {
|
|
var NativeConstructor = global[CONSTRUCTOR_NAME];
|
|
var NativePrototype = NativeConstructor && NativeConstructor.prototype;
|
|
var Constructor = NativeConstructor;
|
|
var ADDER = IS_MAP ? 'set' : 'add';
|
|
var exported = {};
|
|
var fixMethod = function (KEY) {
|
|
var nativeMethod = NativePrototype[KEY];
|
|
redefine(NativePrototype, KEY, KEY == 'add' ? function add(value) {
|
|
nativeMethod.call(this, value === 0 ? 0 : value);
|
|
return this;
|
|
} : KEY == 'delete' ? function (key) {
|
|
return IS_WEAK && !isObject(key) ? false : nativeMethod.call(this, key === 0 ? 0 : key);
|
|
} : KEY == 'get' ? function get(key) {
|
|
return IS_WEAK && !isObject(key) ? undefined : nativeMethod.call(this, key === 0 ? 0 : key);
|
|
} : KEY == 'has' ? function has(key) {
|
|
return IS_WEAK && !isObject(key) ? false : nativeMethod.call(this, key === 0 ? 0 : key);
|
|
} : function set(key, value) {
|
|
nativeMethod.call(this, key === 0 ? 0 : key, value);
|
|
return this;
|
|
});
|
|
};
|
|
if (isForced(CONSTRUCTOR_NAME, typeof NativeConstructor != 'function' || !(IS_WEAK || NativePrototype.forEach && !fails(function () {
|
|
new NativeConstructor().entries().next();
|
|
})))) {
|
|
Constructor = common.getConstructor(wrapper, CONSTRUCTOR_NAME, IS_MAP, ADDER);
|
|
InternalMetadataModule.REQUIRED = true;
|
|
} else if (isForced(CONSTRUCTOR_NAME, true)) {
|
|
var instance = new Constructor();
|
|
var HASNT_CHAINING = instance[ADDER](IS_WEAK ? {} : -0, 1) != instance;
|
|
var THROWS_ON_PRIMITIVES = fails(function () {
|
|
instance.has(1);
|
|
});
|
|
var ACCEPT_ITERABLES = checkCorrectnessOfIteration(function (iterable) {
|
|
new NativeConstructor(iterable);
|
|
});
|
|
var BUGGY_ZERO = !IS_WEAK && fails(function () {
|
|
var $instance = new NativeConstructor();
|
|
var index = 5;
|
|
while (index--)
|
|
$instance[ADDER](index, index);
|
|
return !$instance.has(-0);
|
|
});
|
|
if (!ACCEPT_ITERABLES) {
|
|
Constructor = wrapper(function (dummy, iterable) {
|
|
anInstance(dummy, Constructor, CONSTRUCTOR_NAME);
|
|
var that = inheritIfRequired(new NativeConstructor(), dummy, Constructor);
|
|
if (iterable != undefined)
|
|
iterate(iterable, that[ADDER], that, IS_MAP);
|
|
return that;
|
|
});
|
|
Constructor.prototype = NativePrototype;
|
|
NativePrototype.constructor = Constructor;
|
|
}
|
|
if (THROWS_ON_PRIMITIVES || BUGGY_ZERO) {
|
|
fixMethod('delete');
|
|
fixMethod('has');
|
|
IS_MAP && fixMethod('get');
|
|
}
|
|
if (BUGGY_ZERO || HASNT_CHAINING)
|
|
fixMethod(ADDER);
|
|
if (IS_WEAK && NativePrototype.clear)
|
|
delete NativePrototype.clear;
|
|
}
|
|
exported[CONSTRUCTOR_NAME] = Constructor;
|
|
$({
|
|
global: true,
|
|
forced: Constructor != NativeConstructor
|
|
}, exported);
|
|
setToStringTag(Constructor, CONSTRUCTOR_NAME);
|
|
if (!IS_WEAK)
|
|
common.setStrong(Constructor, CONSTRUCTOR_NAME, IS_MAP);
|
|
return Constructor;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 126 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var isObject = __w_pdfjs_require__(19);
|
|
var setPrototypeOf = __w_pdfjs_require__(79);
|
|
module.exports = function ($this, dummy, Wrapper) {
|
|
var NewTarget, NewTargetPrototype;
|
|
if (setPrototypeOf && typeof (NewTarget = dummy.constructor) == 'function' && NewTarget !== Wrapper && isObject(NewTargetPrototype = NewTarget.prototype) && NewTargetPrototype !== Wrapper.prototype)
|
|
setPrototypeOf($this, NewTargetPrototype);
|
|
return $this;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 127 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var redefineAll = __w_pdfjs_require__(107);
|
|
var getWeakData = __w_pdfjs_require__(123).getWeakData;
|
|
var anObject = __w_pdfjs_require__(25);
|
|
var isObject = __w_pdfjs_require__(19);
|
|
var anInstance = __w_pdfjs_require__(109);
|
|
var iterate = __w_pdfjs_require__(110);
|
|
var ArrayIterationModule = __w_pdfjs_require__(128);
|
|
var $has = __w_pdfjs_require__(20);
|
|
var InternalStateModule = __w_pdfjs_require__(31);
|
|
var setInternalState = InternalStateModule.set;
|
|
var internalStateGetterFor = InternalStateModule.getterFor;
|
|
var find = ArrayIterationModule.find;
|
|
var findIndex = ArrayIterationModule.findIndex;
|
|
var id = 0;
|
|
var uncaughtFrozenStore = function (store) {
|
|
return store.frozen || (store.frozen = new UncaughtFrozenStore());
|
|
};
|
|
var UncaughtFrozenStore = function () {
|
|
this.entries = [];
|
|
};
|
|
var findUncaughtFrozen = function (store, key) {
|
|
return find(store.entries, function (it) {
|
|
return it[0] === key;
|
|
});
|
|
};
|
|
UncaughtFrozenStore.prototype = {
|
|
get: function (key) {
|
|
var entry = findUncaughtFrozen(this, key);
|
|
if (entry)
|
|
return entry[1];
|
|
},
|
|
has: function (key) {
|
|
return !!findUncaughtFrozen(this, key);
|
|
},
|
|
set: function (key, value) {
|
|
var entry = findUncaughtFrozen(this, key);
|
|
if (entry)
|
|
entry[1] = value;
|
|
else
|
|
this.entries.push([
|
|
key,
|
|
value
|
|
]);
|
|
},
|
|
'delete': function (key) {
|
|
var index = findIndex(this.entries, function (it) {
|
|
return it[0] === key;
|
|
});
|
|
if (~index)
|
|
this.entries.splice(index, 1);
|
|
return !!~index;
|
|
}
|
|
};
|
|
module.exports = {
|
|
getConstructor: function (wrapper, CONSTRUCTOR_NAME, IS_MAP, ADDER) {
|
|
var C = wrapper(function (that, iterable) {
|
|
anInstance(that, C, CONSTRUCTOR_NAME);
|
|
setInternalState(that, {
|
|
type: CONSTRUCTOR_NAME,
|
|
id: id++,
|
|
frozen: undefined
|
|
});
|
|
if (iterable != undefined)
|
|
iterate(iterable, that[ADDER], that, IS_MAP);
|
|
});
|
|
var getInternalState = internalStateGetterFor(CONSTRUCTOR_NAME);
|
|
var define = function (that, key, value) {
|
|
var state = getInternalState(that);
|
|
var data = getWeakData(anObject(key), true);
|
|
if (data === true)
|
|
uncaughtFrozenStore(state).set(key, value);
|
|
else
|
|
data[state.id] = value;
|
|
return that;
|
|
};
|
|
redefineAll(C.prototype, {
|
|
'delete': function (key) {
|
|
var state = getInternalState(this);
|
|
if (!isObject(key))
|
|
return false;
|
|
var data = getWeakData(key);
|
|
if (data === true)
|
|
return uncaughtFrozenStore(state)['delete'](key);
|
|
return data && $has(data, state.id) && delete data[state.id];
|
|
},
|
|
has: function has(key) {
|
|
var state = getInternalState(this);
|
|
if (!isObject(key))
|
|
return false;
|
|
var data = getWeakData(key);
|
|
if (data === true)
|
|
return uncaughtFrozenStore(state).has(key);
|
|
return data && $has(data, state.id);
|
|
}
|
|
});
|
|
redefineAll(C.prototype, IS_MAP ? {
|
|
get: function get(key) {
|
|
var state = getInternalState(this);
|
|
if (isObject(key)) {
|
|
var data = getWeakData(key);
|
|
if (data === true)
|
|
return uncaughtFrozenStore(state).get(key);
|
|
return data ? data[state.id] : undefined;
|
|
}
|
|
},
|
|
set: function set(key, value) {
|
|
return define(this, key, value);
|
|
}
|
|
} : {
|
|
add: function add(value) {
|
|
return define(this, value, true);
|
|
}
|
|
});
|
|
return C;
|
|
}
|
|
};
|
|
|
|
/***/ }),
|
|
/* 128 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var bind = __w_pdfjs_require__(55);
|
|
var IndexedObject = __w_pdfjs_require__(15);
|
|
var toObject = __w_pdfjs_require__(75);
|
|
var toLength = __w_pdfjs_require__(43);
|
|
var arraySpeciesCreate = __w_pdfjs_require__(129);
|
|
var push = [].push;
|
|
var createMethod = function (TYPE) {
|
|
var IS_MAP = TYPE == 1;
|
|
var IS_FILTER = TYPE == 2;
|
|
var IS_SOME = TYPE == 3;
|
|
var IS_EVERY = TYPE == 4;
|
|
var IS_FIND_INDEX = TYPE == 6;
|
|
var NO_HOLES = TYPE == 5 || IS_FIND_INDEX;
|
|
return function ($this, callbackfn, that, specificCreate) {
|
|
var O = toObject($this);
|
|
var self = IndexedObject(O);
|
|
var boundFunction = bind(callbackfn, that, 3);
|
|
var length = toLength(self.length);
|
|
var index = 0;
|
|
var create = specificCreate || arraySpeciesCreate;
|
|
var target = IS_MAP ? create($this, length) : IS_FILTER ? create($this, 0) : undefined;
|
|
var value, result;
|
|
for (; length > index; index++)
|
|
if (NO_HOLES || index in self) {
|
|
value = self[index];
|
|
result = boundFunction(value, index, O);
|
|
if (TYPE) {
|
|
if (IS_MAP)
|
|
target[index] = result;
|
|
else if (result)
|
|
switch (TYPE) {
|
|
case 3:
|
|
return true;
|
|
case 5:
|
|
return value;
|
|
case 6:
|
|
return index;
|
|
case 2:
|
|
push.call(target, value);
|
|
}
|
|
else if (IS_EVERY)
|
|
return false;
|
|
}
|
|
}
|
|
return IS_FIND_INDEX ? -1 : IS_SOME || IS_EVERY ? IS_EVERY : target;
|
|
};
|
|
};
|
|
module.exports = {
|
|
forEach: createMethod(0),
|
|
map: createMethod(1),
|
|
filter: createMethod(2),
|
|
some: createMethod(3),
|
|
every: createMethod(4),
|
|
find: createMethod(5),
|
|
findIndex: createMethod(6)
|
|
};
|
|
|
|
/***/ }),
|
|
/* 129 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var isObject = __w_pdfjs_require__(19);
|
|
var isArray = __w_pdfjs_require__(130);
|
|
var wellKnownSymbol = __w_pdfjs_require__(51);
|
|
var SPECIES = wellKnownSymbol('species');
|
|
module.exports = function (originalArray, length) {
|
|
var C;
|
|
if (isArray(originalArray)) {
|
|
C = originalArray.constructor;
|
|
if (typeof C == 'function' && (C === Array || isArray(C.prototype)))
|
|
C = undefined;
|
|
else if (isObject(C)) {
|
|
C = C[SPECIES];
|
|
if (C === null)
|
|
C = undefined;
|
|
}
|
|
}
|
|
return new (C === undefined ? Array : C)(length === 0 ? 0 : length);
|
|
};
|
|
|
|
/***/ }),
|
|
/* 130 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var classof = __w_pdfjs_require__(16);
|
|
module.exports = Array.isArray || function isArray(arg) {
|
|
return classof(arg) == 'Array';
|
|
};
|
|
|
|
/***/ }),
|
|
/* 131 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
__w_pdfjs_require__(100);
|
|
__w_pdfjs_require__(132);
|
|
__w_pdfjs_require__(102);
|
|
var path = __w_pdfjs_require__(39);
|
|
module.exports = path.WeakSet;
|
|
|
|
/***/ }),
|
|
/* 132 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var collection = __w_pdfjs_require__(125);
|
|
var collectionWeak = __w_pdfjs_require__(127);
|
|
collection('WeakSet', function (get) {
|
|
return function WeakSet() {
|
|
return get(this, arguments.length ? arguments[0] : undefined);
|
|
};
|
|
}, collectionWeak, false, true);
|
|
|
|
/***/ }),
|
|
/* 133 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
__w_pdfjs_require__(134);
|
|
var entryUnbind = __w_pdfjs_require__(54);
|
|
module.exports = entryUnbind('String', 'codePointAt');
|
|
|
|
/***/ }),
|
|
/* 134 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var $ = __w_pdfjs_require__(7);
|
|
var codeAt = __w_pdfjs_require__(70).codeAt;
|
|
$({
|
|
target: 'String',
|
|
proto: true
|
|
}, {
|
|
codePointAt: function codePointAt(pos) {
|
|
return codeAt(this, pos);
|
|
}
|
|
});
|
|
|
|
/***/ }),
|
|
/* 135 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
__w_pdfjs_require__(136);
|
|
var path = __w_pdfjs_require__(39);
|
|
module.exports = path.String.fromCodePoint;
|
|
|
|
/***/ }),
|
|
/* 136 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var $ = __w_pdfjs_require__(7);
|
|
var toAbsoluteIndex = __w_pdfjs_require__(45);
|
|
var fromCharCode = String.fromCharCode;
|
|
var nativeFromCodePoint = String.fromCodePoint;
|
|
var INCORRECT_LENGTH = !!nativeFromCodePoint && nativeFromCodePoint.length != 1;
|
|
$({
|
|
target: 'String',
|
|
stat: true,
|
|
forced: INCORRECT_LENGTH
|
|
}, {
|
|
fromCodePoint: function fromCodePoint(x) {
|
|
var elements = [];
|
|
var length = arguments.length;
|
|
var i = 0;
|
|
var code;
|
|
while (length > i) {
|
|
code = +arguments[i++];
|
|
if (toAbsoluteIndex(code, 0x10FFFF) !== code)
|
|
throw RangeError(code + ' is not a valid code point');
|
|
elements.push(code < 0x10000 ? fromCharCode(code) : fromCharCode(((code -= 0x10000) >> 10) + 0xD800, code % 0x400 + 0xDC00));
|
|
}
|
|
return elements.join('');
|
|
}
|
|
});
|
|
|
|
/***/ }),
|
|
/* 137 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
__w_pdfjs_require__(138);
|
|
__w_pdfjs_require__(100);
|
|
__w_pdfjs_require__(140);
|
|
__w_pdfjs_require__(144);
|
|
__w_pdfjs_require__(145);
|
|
__w_pdfjs_require__(146);
|
|
__w_pdfjs_require__(147);
|
|
__w_pdfjs_require__(148);
|
|
__w_pdfjs_require__(149);
|
|
__w_pdfjs_require__(150);
|
|
__w_pdfjs_require__(151);
|
|
__w_pdfjs_require__(152);
|
|
__w_pdfjs_require__(153);
|
|
__w_pdfjs_require__(154);
|
|
__w_pdfjs_require__(155);
|
|
__w_pdfjs_require__(156);
|
|
__w_pdfjs_require__(157);
|
|
__w_pdfjs_require__(158);
|
|
__w_pdfjs_require__(159);
|
|
var path = __w_pdfjs_require__(39);
|
|
module.exports = path.Symbol;
|
|
|
|
/***/ }),
|
|
/* 138 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var $ = __w_pdfjs_require__(7);
|
|
var fails = __w_pdfjs_require__(11);
|
|
var isArray = __w_pdfjs_require__(130);
|
|
var isObject = __w_pdfjs_require__(19);
|
|
var toObject = __w_pdfjs_require__(75);
|
|
var toLength = __w_pdfjs_require__(43);
|
|
var createProperty = __w_pdfjs_require__(85);
|
|
var arraySpeciesCreate = __w_pdfjs_require__(129);
|
|
var arrayMethodHasSpeciesSupport = __w_pdfjs_require__(139);
|
|
var wellKnownSymbol = __w_pdfjs_require__(51);
|
|
var IS_CONCAT_SPREADABLE = wellKnownSymbol('isConcatSpreadable');
|
|
var MAX_SAFE_INTEGER = 0x1FFFFFFFFFFFFF;
|
|
var MAXIMUM_ALLOWED_INDEX_EXCEEDED = 'Maximum allowed index exceeded';
|
|
var IS_CONCAT_SPREADABLE_SUPPORT = !fails(function () {
|
|
var array = [];
|
|
array[IS_CONCAT_SPREADABLE] = false;
|
|
return array.concat()[0] !== array;
|
|
});
|
|
var SPECIES_SUPPORT = arrayMethodHasSpeciesSupport('concat');
|
|
var isConcatSpreadable = function (O) {
|
|
if (!isObject(O))
|
|
return false;
|
|
var spreadable = O[IS_CONCAT_SPREADABLE];
|
|
return spreadable !== undefined ? !!spreadable : isArray(O);
|
|
};
|
|
var FORCED = !IS_CONCAT_SPREADABLE_SUPPORT || !SPECIES_SUPPORT;
|
|
$({
|
|
target: 'Array',
|
|
proto: true,
|
|
forced: FORCED
|
|
}, {
|
|
concat: function concat(arg) {
|
|
var O = toObject(this);
|
|
var A = arraySpeciesCreate(O, 0);
|
|
var n = 0;
|
|
var i, k, length, len, E;
|
|
for (i = -1, length = arguments.length; i < length; i++) {
|
|
E = i === -1 ? O : arguments[i];
|
|
if (isConcatSpreadable(E)) {
|
|
len = toLength(E.length);
|
|
if (n + len > MAX_SAFE_INTEGER)
|
|
throw TypeError(MAXIMUM_ALLOWED_INDEX_EXCEEDED);
|
|
for (k = 0; k < len; k++, n++)
|
|
if (k in E)
|
|
createProperty(A, n, E[k]);
|
|
} else {
|
|
if (n >= MAX_SAFE_INTEGER)
|
|
throw TypeError(MAXIMUM_ALLOWED_INDEX_EXCEEDED);
|
|
createProperty(A, n++, E);
|
|
}
|
|
}
|
|
A.length = n;
|
|
return A;
|
|
}
|
|
});
|
|
|
|
/***/ }),
|
|
/* 139 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var fails = __w_pdfjs_require__(11);
|
|
var wellKnownSymbol = __w_pdfjs_require__(51);
|
|
var SPECIES = wellKnownSymbol('species');
|
|
module.exports = function (METHOD_NAME) {
|
|
return !fails(function () {
|
|
var array = [];
|
|
var constructor = array.constructor = {};
|
|
constructor[SPECIES] = function () {
|
|
return { foo: 1 };
|
|
};
|
|
return array[METHOD_NAME](Boolean).foo !== 1;
|
|
});
|
|
};
|
|
|
|
/***/ }),
|
|
/* 140 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var $ = __w_pdfjs_require__(7);
|
|
var global = __w_pdfjs_require__(8);
|
|
var IS_PURE = __w_pdfjs_require__(29);
|
|
var DESCRIPTORS = __w_pdfjs_require__(10);
|
|
var NATIVE_SYMBOL = __w_pdfjs_require__(52);
|
|
var fails = __w_pdfjs_require__(11);
|
|
var has = __w_pdfjs_require__(20);
|
|
var isArray = __w_pdfjs_require__(130);
|
|
var isObject = __w_pdfjs_require__(19);
|
|
var anObject = __w_pdfjs_require__(25);
|
|
var toObject = __w_pdfjs_require__(75);
|
|
var toIndexedObject = __w_pdfjs_require__(14);
|
|
var toPrimitive = __w_pdfjs_require__(18);
|
|
var createPropertyDescriptor = __w_pdfjs_require__(13);
|
|
var nativeObjectCreate = __w_pdfjs_require__(64);
|
|
var objectKeys = __w_pdfjs_require__(66);
|
|
var getOwnPropertyNamesModule = __w_pdfjs_require__(40);
|
|
var getOwnPropertyNamesExternal = __w_pdfjs_require__(141);
|
|
var getOwnPropertySymbolsModule = __w_pdfjs_require__(47);
|
|
var getOwnPropertyDescriptorModule = __w_pdfjs_require__(9);
|
|
var definePropertyModule = __w_pdfjs_require__(24);
|
|
var propertyIsEnumerableModule = __w_pdfjs_require__(12);
|
|
var hide = __w_pdfjs_require__(23);
|
|
var redefine = __w_pdfjs_require__(26);
|
|
var shared = __w_pdfjs_require__(27);
|
|
var sharedKey = __w_pdfjs_require__(33);
|
|
var hiddenKeys = __w_pdfjs_require__(35);
|
|
var uid = __w_pdfjs_require__(34);
|
|
var wellKnownSymbol = __w_pdfjs_require__(51);
|
|
var wrappedWellKnownSymbolModule = __w_pdfjs_require__(142);
|
|
var defineWellKnownSymbol = __w_pdfjs_require__(143);
|
|
var setToStringTag = __w_pdfjs_require__(77);
|
|
var InternalStateModule = __w_pdfjs_require__(31);
|
|
var $forEach = __w_pdfjs_require__(128).forEach;
|
|
var HIDDEN = sharedKey('hidden');
|
|
var SYMBOL = 'Symbol';
|
|
var PROTOTYPE = 'prototype';
|
|
var TO_PRIMITIVE = wellKnownSymbol('toPrimitive');
|
|
var setInternalState = InternalStateModule.set;
|
|
var getInternalState = InternalStateModule.getterFor(SYMBOL);
|
|
var ObjectPrototype = Object[PROTOTYPE];
|
|
var $Symbol = global.Symbol;
|
|
var JSON = global.JSON;
|
|
var nativeJSONStringify = JSON && JSON.stringify;
|
|
var nativeGetOwnPropertyDescriptor = getOwnPropertyDescriptorModule.f;
|
|
var nativeDefineProperty = definePropertyModule.f;
|
|
var nativeGetOwnPropertyNames = getOwnPropertyNamesExternal.f;
|
|
var nativePropertyIsEnumerable = propertyIsEnumerableModule.f;
|
|
var AllSymbols = shared('symbols');
|
|
var ObjectPrototypeSymbols = shared('op-symbols');
|
|
var StringToSymbolRegistry = shared('string-to-symbol-registry');
|
|
var SymbolToStringRegistry = shared('symbol-to-string-registry');
|
|
var WellKnownSymbolsStore = shared('wks');
|
|
var QObject = global.QObject;
|
|
var USE_SETTER = !QObject || !QObject[PROTOTYPE] || !QObject[PROTOTYPE].findChild;
|
|
var setSymbolDescriptor = DESCRIPTORS && fails(function () {
|
|
return nativeObjectCreate(nativeDefineProperty({}, 'a', {
|
|
get: function () {
|
|
return nativeDefineProperty(this, 'a', { value: 7 }).a;
|
|
}
|
|
})).a != 7;
|
|
}) ? function (O, P, Attributes) {
|
|
var ObjectPrototypeDescriptor = nativeGetOwnPropertyDescriptor(ObjectPrototype, P);
|
|
if (ObjectPrototypeDescriptor)
|
|
delete ObjectPrototype[P];
|
|
nativeDefineProperty(O, P, Attributes);
|
|
if (ObjectPrototypeDescriptor && O !== ObjectPrototype) {
|
|
nativeDefineProperty(ObjectPrototype, P, ObjectPrototypeDescriptor);
|
|
}
|
|
} : nativeDefineProperty;
|
|
var wrap = function (tag, description) {
|
|
var symbol = AllSymbols[tag] = nativeObjectCreate($Symbol[PROTOTYPE]);
|
|
setInternalState(symbol, {
|
|
type: SYMBOL,
|
|
tag: tag,
|
|
description: description
|
|
});
|
|
if (!DESCRIPTORS)
|
|
symbol.description = description;
|
|
return symbol;
|
|
};
|
|
var isSymbol = NATIVE_SYMBOL && typeof $Symbol.iterator == 'symbol' ? function (it) {
|
|
return typeof it == 'symbol';
|
|
} : function (it) {
|
|
return Object(it) instanceof $Symbol;
|
|
};
|
|
var $defineProperty = function defineProperty(O, P, Attributes) {
|
|
if (O === ObjectPrototype)
|
|
$defineProperty(ObjectPrototypeSymbols, P, Attributes);
|
|
anObject(O);
|
|
var key = toPrimitive(P, true);
|
|
anObject(Attributes);
|
|
if (has(AllSymbols, key)) {
|
|
if (!Attributes.enumerable) {
|
|
if (!has(O, HIDDEN))
|
|
nativeDefineProperty(O, HIDDEN, createPropertyDescriptor(1, {}));
|
|
O[HIDDEN][key] = true;
|
|
} else {
|
|
if (has(O, HIDDEN) && O[HIDDEN][key])
|
|
O[HIDDEN][key] = false;
|
|
Attributes = nativeObjectCreate(Attributes, { enumerable: createPropertyDescriptor(0, false) });
|
|
}
|
|
return setSymbolDescriptor(O, key, Attributes);
|
|
}
|
|
return nativeDefineProperty(O, key, Attributes);
|
|
};
|
|
var $defineProperties = function defineProperties(O, Properties) {
|
|
anObject(O);
|
|
var properties = toIndexedObject(Properties);
|
|
var keys = objectKeys(properties).concat($getOwnPropertySymbols(properties));
|
|
$forEach(keys, function (key) {
|
|
if (!DESCRIPTORS || $propertyIsEnumerable.call(properties, key))
|
|
$defineProperty(O, key, properties[key]);
|
|
});
|
|
return O;
|
|
};
|
|
var $create = function create(O, Properties) {
|
|
return Properties === undefined ? nativeObjectCreate(O) : $defineProperties(nativeObjectCreate(O), Properties);
|
|
};
|
|
var $propertyIsEnumerable = function propertyIsEnumerable(V) {
|
|
var P = toPrimitive(V, true);
|
|
var enumerable = nativePropertyIsEnumerable.call(this, P);
|
|
if (this === ObjectPrototype && has(AllSymbols, P) && !has(ObjectPrototypeSymbols, P))
|
|
return false;
|
|
return enumerable || !has(this, P) || !has(AllSymbols, P) || has(this, HIDDEN) && this[HIDDEN][P] ? enumerable : true;
|
|
};
|
|
var $getOwnPropertyDescriptor = function getOwnPropertyDescriptor(O, P) {
|
|
var it = toIndexedObject(O);
|
|
var key = toPrimitive(P, true);
|
|
if (it === ObjectPrototype && has(AllSymbols, key) && !has(ObjectPrototypeSymbols, key))
|
|
return;
|
|
var descriptor = nativeGetOwnPropertyDescriptor(it, key);
|
|
if (descriptor && has(AllSymbols, key) && !(has(it, HIDDEN) && it[HIDDEN][key])) {
|
|
descriptor.enumerable = true;
|
|
}
|
|
return descriptor;
|
|
};
|
|
var $getOwnPropertyNames = function getOwnPropertyNames(O) {
|
|
var names = nativeGetOwnPropertyNames(toIndexedObject(O));
|
|
var result = [];
|
|
$forEach(names, function (key) {
|
|
if (!has(AllSymbols, key) && !has(hiddenKeys, key))
|
|
result.push(key);
|
|
});
|
|
return result;
|
|
};
|
|
var $getOwnPropertySymbols = function getOwnPropertySymbols(O) {
|
|
var IS_OBJECT_PROTOTYPE = O === ObjectPrototype;
|
|
var names = nativeGetOwnPropertyNames(IS_OBJECT_PROTOTYPE ? ObjectPrototypeSymbols : toIndexedObject(O));
|
|
var result = [];
|
|
$forEach(names, function (key) {
|
|
if (has(AllSymbols, key) && (!IS_OBJECT_PROTOTYPE || has(ObjectPrototype, key))) {
|
|
result.push(AllSymbols[key]);
|
|
}
|
|
});
|
|
return result;
|
|
};
|
|
if (!NATIVE_SYMBOL) {
|
|
$Symbol = function Symbol() {
|
|
if (this instanceof $Symbol)
|
|
throw TypeError('Symbol is not a constructor');
|
|
var description = !arguments.length || arguments[0] === undefined ? undefined : String(arguments[0]);
|
|
var tag = uid(description);
|
|
var setter = function (value) {
|
|
if (this === ObjectPrototype)
|
|
setter.call(ObjectPrototypeSymbols, value);
|
|
if (has(this, HIDDEN) && has(this[HIDDEN], tag))
|
|
this[HIDDEN][tag] = false;
|
|
setSymbolDescriptor(this, tag, createPropertyDescriptor(1, value));
|
|
};
|
|
if (DESCRIPTORS && USE_SETTER)
|
|
setSymbolDescriptor(ObjectPrototype, tag, {
|
|
configurable: true,
|
|
set: setter
|
|
});
|
|
return wrap(tag, description);
|
|
};
|
|
redefine($Symbol[PROTOTYPE], 'toString', function toString() {
|
|
return getInternalState(this).tag;
|
|
});
|
|
propertyIsEnumerableModule.f = $propertyIsEnumerable;
|
|
definePropertyModule.f = $defineProperty;
|
|
getOwnPropertyDescriptorModule.f = $getOwnPropertyDescriptor;
|
|
getOwnPropertyNamesModule.f = getOwnPropertyNamesExternal.f = $getOwnPropertyNames;
|
|
getOwnPropertySymbolsModule.f = $getOwnPropertySymbols;
|
|
if (DESCRIPTORS) {
|
|
nativeDefineProperty($Symbol[PROTOTYPE], 'description', {
|
|
configurable: true,
|
|
get: function description() {
|
|
return getInternalState(this).description;
|
|
}
|
|
});
|
|
if (!IS_PURE) {
|
|
redefine(ObjectPrototype, 'propertyIsEnumerable', $propertyIsEnumerable, { unsafe: true });
|
|
}
|
|
}
|
|
wrappedWellKnownSymbolModule.f = function (name) {
|
|
return wrap(wellKnownSymbol(name), name);
|
|
};
|
|
}
|
|
$({
|
|
global: true,
|
|
wrap: true,
|
|
forced: !NATIVE_SYMBOL,
|
|
sham: !NATIVE_SYMBOL
|
|
}, { Symbol: $Symbol });
|
|
$forEach(objectKeys(WellKnownSymbolsStore), function (name) {
|
|
defineWellKnownSymbol(name);
|
|
});
|
|
$({
|
|
target: SYMBOL,
|
|
stat: true,
|
|
forced: !NATIVE_SYMBOL
|
|
}, {
|
|
'for': function (key) {
|
|
var string = String(key);
|
|
if (has(StringToSymbolRegistry, string))
|
|
return StringToSymbolRegistry[string];
|
|
var symbol = $Symbol(string);
|
|
StringToSymbolRegistry[string] = symbol;
|
|
SymbolToStringRegistry[symbol] = string;
|
|
return symbol;
|
|
},
|
|
keyFor: function keyFor(sym) {
|
|
if (!isSymbol(sym))
|
|
throw TypeError(sym + ' is not a symbol');
|
|
if (has(SymbolToStringRegistry, sym))
|
|
return SymbolToStringRegistry[sym];
|
|
},
|
|
useSetter: function () {
|
|
USE_SETTER = true;
|
|
},
|
|
useSimple: function () {
|
|
USE_SETTER = false;
|
|
}
|
|
});
|
|
$({
|
|
target: 'Object',
|
|
stat: true,
|
|
forced: !NATIVE_SYMBOL,
|
|
sham: !DESCRIPTORS
|
|
}, {
|
|
create: $create,
|
|
defineProperty: $defineProperty,
|
|
defineProperties: $defineProperties,
|
|
getOwnPropertyDescriptor: $getOwnPropertyDescriptor
|
|
});
|
|
$({
|
|
target: 'Object',
|
|
stat: true,
|
|
forced: !NATIVE_SYMBOL
|
|
}, {
|
|
getOwnPropertyNames: $getOwnPropertyNames,
|
|
getOwnPropertySymbols: $getOwnPropertySymbols
|
|
});
|
|
$({
|
|
target: 'Object',
|
|
stat: true,
|
|
forced: fails(function () {
|
|
getOwnPropertySymbolsModule.f(1);
|
|
})
|
|
}, {
|
|
getOwnPropertySymbols: function getOwnPropertySymbols(it) {
|
|
return getOwnPropertySymbolsModule.f(toObject(it));
|
|
}
|
|
});
|
|
JSON && $({
|
|
target: 'JSON',
|
|
stat: true,
|
|
forced: !NATIVE_SYMBOL || fails(function () {
|
|
var symbol = $Symbol();
|
|
return nativeJSONStringify([symbol]) != '[null]' || nativeJSONStringify({ a: symbol }) != '{}' || nativeJSONStringify(Object(symbol)) != '{}';
|
|
})
|
|
}, {
|
|
stringify: function stringify(it) {
|
|
var args = [it];
|
|
var index = 1;
|
|
var replacer, $replacer;
|
|
while (arguments.length > index)
|
|
args.push(arguments[index++]);
|
|
$replacer = replacer = args[1];
|
|
if (!isObject(replacer) && it === undefined || isSymbol(it))
|
|
return;
|
|
if (!isArray(replacer))
|
|
replacer = function (key, value) {
|
|
if (typeof $replacer == 'function')
|
|
value = $replacer.call(this, key, value);
|
|
if (!isSymbol(value))
|
|
return value;
|
|
};
|
|
args[1] = replacer;
|
|
return nativeJSONStringify.apply(JSON, args);
|
|
}
|
|
});
|
|
if (!$Symbol[PROTOTYPE][TO_PRIMITIVE])
|
|
hide($Symbol[PROTOTYPE], TO_PRIMITIVE, $Symbol[PROTOTYPE].valueOf);
|
|
setToStringTag($Symbol, SYMBOL);
|
|
hiddenKeys[HIDDEN] = true;
|
|
|
|
/***/ }),
|
|
/* 141 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var toIndexedObject = __w_pdfjs_require__(14);
|
|
var nativeGetOwnPropertyNames = __w_pdfjs_require__(40).f;
|
|
var toString = {}.toString;
|
|
var windowNames = typeof window == 'object' && window && Object.getOwnPropertyNames ? Object.getOwnPropertyNames(window) : [];
|
|
var getWindowNames = function (it) {
|
|
try {
|
|
return nativeGetOwnPropertyNames(it);
|
|
} catch (error) {
|
|
return windowNames.slice();
|
|
}
|
|
};
|
|
module.exports.f = function getOwnPropertyNames(it) {
|
|
return windowNames && toString.call(it) == '[object Window]' ? getWindowNames(it) : nativeGetOwnPropertyNames(toIndexedObject(it));
|
|
};
|
|
|
|
/***/ }),
|
|
/* 142 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
exports.f = __w_pdfjs_require__(51);
|
|
|
|
/***/ }),
|
|
/* 143 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var path = __w_pdfjs_require__(39);
|
|
var has = __w_pdfjs_require__(20);
|
|
var wrappedWellKnownSymbolModule = __w_pdfjs_require__(142);
|
|
var defineProperty = __w_pdfjs_require__(24).f;
|
|
module.exports = function (NAME) {
|
|
var Symbol = path.Symbol || (path.Symbol = {});
|
|
if (!has(Symbol, NAME))
|
|
defineProperty(Symbol, NAME, { value: wrappedWellKnownSymbolModule.f(NAME) });
|
|
};
|
|
|
|
/***/ }),
|
|
/* 144 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var defineWellKnownSymbol = __w_pdfjs_require__(143);
|
|
defineWellKnownSymbol('asyncIterator');
|
|
|
|
/***/ }),
|
|
/* 145 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var $ = __w_pdfjs_require__(7);
|
|
var DESCRIPTORS = __w_pdfjs_require__(10);
|
|
var global = __w_pdfjs_require__(8);
|
|
var has = __w_pdfjs_require__(20);
|
|
var isObject = __w_pdfjs_require__(19);
|
|
var defineProperty = __w_pdfjs_require__(24).f;
|
|
var copyConstructorProperties = __w_pdfjs_require__(36);
|
|
var NativeSymbol = global.Symbol;
|
|
if (DESCRIPTORS && typeof NativeSymbol == 'function' && (!('description' in NativeSymbol.prototype) || NativeSymbol().description !== undefined)) {
|
|
var EmptyStringDescriptionStore = {};
|
|
var SymbolWrapper = function Symbol() {
|
|
var description = arguments.length < 1 || arguments[0] === undefined ? undefined : String(arguments[0]);
|
|
var result = this instanceof SymbolWrapper ? new NativeSymbol(description) : description === undefined ? NativeSymbol() : NativeSymbol(description);
|
|
if (description === '')
|
|
EmptyStringDescriptionStore[result] = true;
|
|
return result;
|
|
};
|
|
copyConstructorProperties(SymbolWrapper, NativeSymbol);
|
|
var symbolPrototype = SymbolWrapper.prototype = NativeSymbol.prototype;
|
|
symbolPrototype.constructor = SymbolWrapper;
|
|
var symbolToString = symbolPrototype.toString;
|
|
var native = String(NativeSymbol('test')) == 'Symbol(test)';
|
|
var regexp = /^Symbol\((.*)\)[^)]+$/;
|
|
defineProperty(symbolPrototype, 'description', {
|
|
configurable: true,
|
|
get: function description() {
|
|
var symbol = isObject(this) ? this.valueOf() : this;
|
|
var string = symbolToString.call(symbol);
|
|
if (has(EmptyStringDescriptionStore, symbol))
|
|
return '';
|
|
var desc = native ? string.slice(7, -1) : string.replace(regexp, '$1');
|
|
return desc === '' ? undefined : desc;
|
|
}
|
|
});
|
|
$({
|
|
global: true,
|
|
forced: true
|
|
}, { Symbol: SymbolWrapper });
|
|
}
|
|
|
|
/***/ }),
|
|
/* 146 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var defineWellKnownSymbol = __w_pdfjs_require__(143);
|
|
defineWellKnownSymbol('hasInstance');
|
|
|
|
/***/ }),
|
|
/* 147 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var defineWellKnownSymbol = __w_pdfjs_require__(143);
|
|
defineWellKnownSymbol('isConcatSpreadable');
|
|
|
|
/***/ }),
|
|
/* 148 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var defineWellKnownSymbol = __w_pdfjs_require__(143);
|
|
defineWellKnownSymbol('iterator');
|
|
|
|
/***/ }),
|
|
/* 149 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var defineWellKnownSymbol = __w_pdfjs_require__(143);
|
|
defineWellKnownSymbol('match');
|
|
|
|
/***/ }),
|
|
/* 150 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var defineWellKnownSymbol = __w_pdfjs_require__(143);
|
|
defineWellKnownSymbol('matchAll');
|
|
|
|
/***/ }),
|
|
/* 151 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var defineWellKnownSymbol = __w_pdfjs_require__(143);
|
|
defineWellKnownSymbol('replace');
|
|
|
|
/***/ }),
|
|
/* 152 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var defineWellKnownSymbol = __w_pdfjs_require__(143);
|
|
defineWellKnownSymbol('search');
|
|
|
|
/***/ }),
|
|
/* 153 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var defineWellKnownSymbol = __w_pdfjs_require__(143);
|
|
defineWellKnownSymbol('species');
|
|
|
|
/***/ }),
|
|
/* 154 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var defineWellKnownSymbol = __w_pdfjs_require__(143);
|
|
defineWellKnownSymbol('split');
|
|
|
|
/***/ }),
|
|
/* 155 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var defineWellKnownSymbol = __w_pdfjs_require__(143);
|
|
defineWellKnownSymbol('toPrimitive');
|
|
|
|
/***/ }),
|
|
/* 156 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var defineWellKnownSymbol = __w_pdfjs_require__(143);
|
|
defineWellKnownSymbol('toStringTag');
|
|
|
|
/***/ }),
|
|
/* 157 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var defineWellKnownSymbol = __w_pdfjs_require__(143);
|
|
defineWellKnownSymbol('unscopables');
|
|
|
|
/***/ }),
|
|
/* 158 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var setToStringTag = __w_pdfjs_require__(77);
|
|
setToStringTag(Math, 'Math', true);
|
|
|
|
/***/ }),
|
|
/* 159 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var global = __w_pdfjs_require__(8);
|
|
var setToStringTag = __w_pdfjs_require__(77);
|
|
setToStringTag(global.JSON, 'JSON', true);
|
|
|
|
/***/ }),
|
|
/* 160 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
__w_pdfjs_require__(161);
|
|
var entryUnbind = __w_pdfjs_require__(54);
|
|
module.exports = entryUnbind('String', 'padStart');
|
|
|
|
/***/ }),
|
|
/* 161 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var $ = __w_pdfjs_require__(7);
|
|
var $padStart = __w_pdfjs_require__(162).start;
|
|
var WEBKIT_BUG = __w_pdfjs_require__(164);
|
|
$({
|
|
target: 'String',
|
|
proto: true,
|
|
forced: WEBKIT_BUG
|
|
}, {
|
|
padStart: function padStart(maxLength) {
|
|
return $padStart(this, maxLength, arguments.length > 1 ? arguments[1] : undefined);
|
|
}
|
|
});
|
|
|
|
/***/ }),
|
|
/* 162 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var toLength = __w_pdfjs_require__(43);
|
|
var repeat = __w_pdfjs_require__(163);
|
|
var requireObjectCoercible = __w_pdfjs_require__(17);
|
|
var ceil = Math.ceil;
|
|
var createMethod = function (IS_END) {
|
|
return function ($this, maxLength, fillString) {
|
|
var S = String(requireObjectCoercible($this));
|
|
var stringLength = S.length;
|
|
var fillStr = fillString === undefined ? ' ' : String(fillString);
|
|
var intMaxLength = toLength(maxLength);
|
|
var fillLen, stringFiller;
|
|
if (intMaxLength <= stringLength || fillStr == '')
|
|
return S;
|
|
fillLen = intMaxLength - stringLength;
|
|
stringFiller = repeat.call(fillStr, ceil(fillLen / fillStr.length));
|
|
if (stringFiller.length > fillLen)
|
|
stringFiller = stringFiller.slice(0, fillLen);
|
|
return IS_END ? S + stringFiller : stringFiller + S;
|
|
};
|
|
};
|
|
module.exports = {
|
|
start: createMethod(false),
|
|
end: createMethod(true)
|
|
};
|
|
|
|
/***/ }),
|
|
/* 163 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var toInteger = __w_pdfjs_require__(44);
|
|
var requireObjectCoercible = __w_pdfjs_require__(17);
|
|
module.exports = ''.repeat || function repeat(count) {
|
|
var str = String(requireObjectCoercible(this));
|
|
var result = '';
|
|
var n = toInteger(count);
|
|
if (n < 0 || n == Infinity)
|
|
throw RangeError('Wrong number of repetitions');
|
|
for (; n > 0; (n >>>= 1) && (str += str))
|
|
if (n & 1)
|
|
result += str;
|
|
return result;
|
|
};
|
|
|
|
/***/ }),
|
|
/* 164 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var userAgent = __w_pdfjs_require__(114);
|
|
module.exports = /Version\/10\.\d+(\.\d+)?( Mobile\/\w+)? Safari\//.test(userAgent);
|
|
|
|
/***/ }),
|
|
/* 165 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
__w_pdfjs_require__(166);
|
|
var entryUnbind = __w_pdfjs_require__(54);
|
|
module.exports = entryUnbind('String', 'padEnd');
|
|
|
|
/***/ }),
|
|
/* 166 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
var $ = __w_pdfjs_require__(7);
|
|
var $padEnd = __w_pdfjs_require__(162).end;
|
|
var WEBKIT_BUG = __w_pdfjs_require__(164);
|
|
$({
|
|
target: 'String',
|
|
proto: true,
|
|
forced: WEBKIT_BUG
|
|
}, {
|
|
padEnd: function padEnd(maxLength) {
|
|
return $padEnd(this, maxLength, arguments.length > 1 ? arguments[1] : undefined);
|
|
}
|
|
});
|
|
|
|
/***/ }),
|
|
/* 167 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
__w_pdfjs_require__(168);
|
|
var path = __w_pdfjs_require__(39);
|
|
module.exports = path.Object.values;
|
|
|
|
/***/ }),
|
|
/* 168 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var $ = __w_pdfjs_require__(7);
|
|
var $values = __w_pdfjs_require__(169).values;
|
|
$({
|
|
target: 'Object',
|
|
stat: true
|
|
}, {
|
|
values: function values(O) {
|
|
return $values(O);
|
|
}
|
|
});
|
|
|
|
/***/ }),
|
|
/* 169 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
var DESCRIPTORS = __w_pdfjs_require__(10);
|
|
var objectKeys = __w_pdfjs_require__(66);
|
|
var toIndexedObject = __w_pdfjs_require__(14);
|
|
var propertyIsEnumerable = __w_pdfjs_require__(12).f;
|
|
var createMethod = function (TO_ENTRIES) {
|
|
return function (it) {
|
|
var O = toIndexedObject(it);
|
|
var keys = objectKeys(O);
|
|
var length = keys.length;
|
|
var i = 0;
|
|
var result = [];
|
|
var key;
|
|
while (length > i) {
|
|
key = keys[i++];
|
|
if (!DESCRIPTORS || propertyIsEnumerable.call(O, key)) {
|
|
result.push(TO_ENTRIES ? [
|
|
key,
|
|
O[key]
|
|
] : O[key]);
|
|
}
|
|
}
|
|
return result;
|
|
};
|
|
};
|
|
module.exports = {
|
|
entries: createMethod(true),
|
|
values: createMethod(false)
|
|
};
|
|
|
|
/***/ }),
|
|
/* 170 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
{
|
|
let isReadableStreamSupported = false;
|
|
|
|
if (typeof ReadableStream !== 'undefined') {
|
|
try {
|
|
new ReadableStream({
|
|
start(controller) {
|
|
controller.close();
|
|
}
|
|
|
|
});
|
|
isReadableStreamSupported = true;
|
|
} catch (e) {}
|
|
}
|
|
|
|
if (isReadableStreamSupported) {
|
|
exports.ReadableStream = ReadableStream;
|
|
} else {
|
|
exports.ReadableStream = __w_pdfjs_require__(171).ReadableStream;
|
|
}
|
|
}
|
|
|
|
/***/ }),
|
|
/* 171 */
|
|
/***/ (function(__webpack_module__, __webpack_exports__, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
__w_pdfjs_require__.r(__webpack_exports__);
|
|
/* harmony export (binding) */ __w_pdfjs_require__.d(__webpack_exports__, "ByteLengthQueuingStrategy", function() { return ByteLengthQueuingStrategy; });
|
|
/* harmony export (binding) */ __w_pdfjs_require__.d(__webpack_exports__, "CountQueuingStrategy", function() { return CountQueuingStrategy; });
|
|
/* harmony export (binding) */ __w_pdfjs_require__.d(__webpack_exports__, "ReadableStream", function() { return ReadableStream; });
|
|
/* harmony export (binding) */ __w_pdfjs_require__.d(__webpack_exports__, "TransformStream", function() { return TransformStream; });
|
|
/* harmony export (binding) */ __w_pdfjs_require__.d(__webpack_exports__, "WritableStream", function() { return WritableStream; });
|
|
var SymbolPolyfill = typeof Symbol === 'function' && typeof Symbol.iterator === 'symbol' ? Symbol : function (description) {
|
|
return "Symbol(" + description + ")";
|
|
};
|
|
function noop() {
|
|
}
|
|
var NumberIsNaN = Number.isNaN || function (x) {
|
|
return x !== x;
|
|
};
|
|
function typeIsObject(x) {
|
|
return typeof x === 'object' && x !== null || typeof x === 'function';
|
|
}
|
|
function createArrayFromList(elements) {
|
|
return elements.slice();
|
|
}
|
|
function ArrayBufferCopy(dest, destOffset, src, srcOffset, n) {
|
|
new Uint8Array(dest).set(new Uint8Array(src, srcOffset, n), destOffset);
|
|
}
|
|
function IsFiniteNonNegativeNumber(v) {
|
|
if (IsNonNegativeNumber(v) === false) {
|
|
return false;
|
|
}
|
|
if (v === Infinity) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function IsNonNegativeNumber(v) {
|
|
if (typeof v !== 'number') {
|
|
return false;
|
|
}
|
|
if (NumberIsNaN(v)) {
|
|
return false;
|
|
}
|
|
if (v < 0) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function Call(F, V, args) {
|
|
if (typeof F !== 'function') {
|
|
throw new TypeError('Argument is not a function');
|
|
}
|
|
return Function.prototype.apply.call(F, V, args);
|
|
}
|
|
function CreateAlgorithmFromUnderlyingMethod(underlyingObject, methodName, algoArgCount, extraArgs) {
|
|
var method = underlyingObject[methodName];
|
|
if (method !== undefined) {
|
|
if (typeof method !== 'function') {
|
|
throw new TypeError(method + " is not a method");
|
|
}
|
|
switch (algoArgCount) {
|
|
case 0: {
|
|
return function () {
|
|
return PromiseCall(method, underlyingObject, extraArgs);
|
|
};
|
|
}
|
|
case 1: {
|
|
return function (arg) {
|
|
var fullArgs = [arg].concat(extraArgs);
|
|
return PromiseCall(method, underlyingObject, fullArgs);
|
|
};
|
|
}
|
|
}
|
|
}
|
|
return function () {
|
|
return Promise.resolve();
|
|
};
|
|
}
|
|
function InvokeOrNoop(O, P, args) {
|
|
var method = O[P];
|
|
if (method === undefined) {
|
|
return undefined;
|
|
}
|
|
return Call(method, O, args);
|
|
}
|
|
function PromiseCall(F, V, args) {
|
|
try {
|
|
return Promise.resolve(Call(F, V, args));
|
|
} catch (value) {
|
|
return Promise.reject(value);
|
|
}
|
|
}
|
|
function TransferArrayBuffer(O) {
|
|
return O;
|
|
}
|
|
function IsDetachedBuffer(O) {
|
|
return false;
|
|
}
|
|
function ValidateAndNormalizeHighWaterMark(highWaterMark) {
|
|
highWaterMark = Number(highWaterMark);
|
|
if (NumberIsNaN(highWaterMark) || highWaterMark < 0) {
|
|
throw new RangeError('highWaterMark property of a queuing strategy must be non-negative and non-NaN');
|
|
}
|
|
return highWaterMark;
|
|
}
|
|
function MakeSizeAlgorithmFromSizeFunction(size) {
|
|
if (size === undefined) {
|
|
return function () {
|
|
return 1;
|
|
};
|
|
}
|
|
if (typeof size !== 'function') {
|
|
throw new TypeError('size property of a queuing strategy must be a function');
|
|
}
|
|
return function (chunk) {
|
|
return size(chunk);
|
|
};
|
|
}
|
|
var QUEUE_MAX_ARRAY_SIZE = 16384;
|
|
var SimpleQueue = function () {
|
|
function SimpleQueue() {
|
|
this._cursor = 0;
|
|
this._size = 0;
|
|
this._front = {
|
|
_elements: [],
|
|
_next: undefined
|
|
};
|
|
this._back = this._front;
|
|
this._cursor = 0;
|
|
this._size = 0;
|
|
}
|
|
Object.defineProperty(SimpleQueue.prototype, "length", {
|
|
get: function () {
|
|
return this._size;
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
SimpleQueue.prototype.push = function (element) {
|
|
var oldBack = this._back;
|
|
var newBack = oldBack;
|
|
if (oldBack._elements.length === QUEUE_MAX_ARRAY_SIZE - 1) {
|
|
newBack = {
|
|
_elements: [],
|
|
_next: undefined
|
|
};
|
|
}
|
|
oldBack._elements.push(element);
|
|
if (newBack !== oldBack) {
|
|
this._back = newBack;
|
|
oldBack._next = newBack;
|
|
}
|
|
++this._size;
|
|
};
|
|
SimpleQueue.prototype.shift = function () {
|
|
var oldFront = this._front;
|
|
var newFront = oldFront;
|
|
var oldCursor = this._cursor;
|
|
var newCursor = oldCursor + 1;
|
|
var elements = oldFront._elements;
|
|
var element = elements[oldCursor];
|
|
if (newCursor === QUEUE_MAX_ARRAY_SIZE) {
|
|
newFront = oldFront._next;
|
|
newCursor = 0;
|
|
}
|
|
--this._size;
|
|
this._cursor = newCursor;
|
|
if (oldFront !== newFront) {
|
|
this._front = newFront;
|
|
}
|
|
elements[oldCursor] = undefined;
|
|
return element;
|
|
};
|
|
SimpleQueue.prototype.forEach = function (callback) {
|
|
var i = this._cursor;
|
|
var node = this._front;
|
|
var elements = node._elements;
|
|
while (i !== elements.length || node._next !== undefined) {
|
|
if (i === elements.length) {
|
|
node = node._next;
|
|
elements = node._elements;
|
|
i = 0;
|
|
if (elements.length === 0) {
|
|
break;
|
|
}
|
|
}
|
|
callback(elements[i]);
|
|
++i;
|
|
}
|
|
};
|
|
SimpleQueue.prototype.peek = function () {
|
|
var front = this._front;
|
|
var cursor = this._cursor;
|
|
return front._elements[cursor];
|
|
};
|
|
return SimpleQueue;
|
|
}();
|
|
function ReadableStreamCreateReadResult(value, done, forAuthorCode) {
|
|
var prototype = null;
|
|
if (forAuthorCode === true) {
|
|
prototype = Object.prototype;
|
|
}
|
|
var obj = Object.create(prototype);
|
|
obj.value = value;
|
|
obj.done = done;
|
|
return obj;
|
|
}
|
|
function ReadableStreamReaderGenericInitialize(reader, stream) {
|
|
reader._forAuthorCode = true;
|
|
reader._ownerReadableStream = stream;
|
|
stream._reader = reader;
|
|
if (stream._state === 'readable') {
|
|
defaultReaderClosedPromiseInitialize(reader);
|
|
} else if (stream._state === 'closed') {
|
|
defaultReaderClosedPromiseInitializeAsResolved(reader);
|
|
} else {
|
|
defaultReaderClosedPromiseInitializeAsRejected(reader, stream._storedError);
|
|
}
|
|
}
|
|
function ReadableStreamReaderGenericCancel(reader, reason) {
|
|
var stream = reader._ownerReadableStream;
|
|
return ReadableStreamCancel(stream, reason);
|
|
}
|
|
function ReadableStreamReaderGenericRelease(reader) {
|
|
if (reader._ownerReadableStream._state === 'readable') {
|
|
defaultReaderClosedPromiseReject(reader, new TypeError('Reader was released and can no longer be used to monitor the stream\'s closedness'));
|
|
} else {
|
|
defaultReaderClosedPromiseResetToRejected(reader, new TypeError('Reader was released and can no longer be used to monitor the stream\'s closedness'));
|
|
}
|
|
reader._ownerReadableStream._reader = undefined;
|
|
reader._ownerReadableStream = undefined;
|
|
}
|
|
function readerLockException(name) {
|
|
return new TypeError('Cannot ' + name + ' a stream using a released reader');
|
|
}
|
|
function defaultReaderClosedPromiseInitialize(reader) {
|
|
reader._closedPromise = new Promise(function (resolve, reject) {
|
|
reader._closedPromise_resolve = resolve;
|
|
reader._closedPromise_reject = reject;
|
|
});
|
|
}
|
|
function defaultReaderClosedPromiseInitializeAsRejected(reader, reason) {
|
|
defaultReaderClosedPromiseInitialize(reader);
|
|
defaultReaderClosedPromiseReject(reader, reason);
|
|
}
|
|
function defaultReaderClosedPromiseInitializeAsResolved(reader) {
|
|
defaultReaderClosedPromiseInitialize(reader);
|
|
defaultReaderClosedPromiseResolve(reader);
|
|
}
|
|
function defaultReaderClosedPromiseReject(reader, reason) {
|
|
reader._closedPromise.catch(noop);
|
|
reader._closedPromise_reject(reason);
|
|
reader._closedPromise_resolve = undefined;
|
|
reader._closedPromise_reject = undefined;
|
|
}
|
|
function defaultReaderClosedPromiseResetToRejected(reader, reason) {
|
|
defaultReaderClosedPromiseInitializeAsRejected(reader, reason);
|
|
}
|
|
function defaultReaderClosedPromiseResolve(reader) {
|
|
reader._closedPromise_resolve(undefined);
|
|
reader._closedPromise_resolve = undefined;
|
|
reader._closedPromise_reject = undefined;
|
|
}
|
|
var CancelSteps = SymbolPolyfill('[[CancelSteps]]');
|
|
var PullSteps = SymbolPolyfill('[[PullSteps]]');
|
|
function AcquireReadableStreamDefaultReader(stream, forAuthorCode) {
|
|
if (forAuthorCode === void 0) {
|
|
forAuthorCode = false;
|
|
}
|
|
var reader = new ReadableStreamDefaultReader(stream);
|
|
reader._forAuthorCode = forAuthorCode;
|
|
return reader;
|
|
}
|
|
function ReadableStreamAddReadRequest(stream) {
|
|
var promise = new Promise(function (resolve, reject) {
|
|
var readRequest = {
|
|
_resolve: resolve,
|
|
_reject: reject
|
|
};
|
|
stream._reader._readRequests.push(readRequest);
|
|
});
|
|
return promise;
|
|
}
|
|
function ReadableStreamFulfillReadRequest(stream, chunk, done) {
|
|
var reader = stream._reader;
|
|
var readRequest = reader._readRequests.shift();
|
|
readRequest._resolve(ReadableStreamCreateReadResult(chunk, done, reader._forAuthorCode));
|
|
}
|
|
function ReadableStreamGetNumReadRequests(stream) {
|
|
return stream._reader._readRequests.length;
|
|
}
|
|
function ReadableStreamHasDefaultReader(stream) {
|
|
var reader = stream._reader;
|
|
if (reader === undefined) {
|
|
return false;
|
|
}
|
|
if (!IsReadableStreamDefaultReader(reader)) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
var ReadableStreamDefaultReader = function () {
|
|
function ReadableStreamDefaultReader(stream) {
|
|
if (IsReadableStream(stream) === false) {
|
|
throw new TypeError('ReadableStreamDefaultReader can only be constructed with a ReadableStream instance');
|
|
}
|
|
if (IsReadableStreamLocked(stream) === true) {
|
|
throw new TypeError('This stream has already been locked for exclusive reading by another reader');
|
|
}
|
|
ReadableStreamReaderGenericInitialize(this, stream);
|
|
this._readRequests = new SimpleQueue();
|
|
}
|
|
Object.defineProperty(ReadableStreamDefaultReader.prototype, "closed", {
|
|
get: function () {
|
|
if (!IsReadableStreamDefaultReader(this)) {
|
|
return Promise.reject(defaultReaderBrandCheckException('closed'));
|
|
}
|
|
return this._closedPromise;
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
ReadableStreamDefaultReader.prototype.cancel = function (reason) {
|
|
if (!IsReadableStreamDefaultReader(this)) {
|
|
return Promise.reject(defaultReaderBrandCheckException('cancel'));
|
|
}
|
|
if (this._ownerReadableStream === undefined) {
|
|
return Promise.reject(readerLockException('cancel'));
|
|
}
|
|
return ReadableStreamReaderGenericCancel(this, reason);
|
|
};
|
|
ReadableStreamDefaultReader.prototype.read = function () {
|
|
if (!IsReadableStreamDefaultReader(this)) {
|
|
return Promise.reject(defaultReaderBrandCheckException('read'));
|
|
}
|
|
if (this._ownerReadableStream === undefined) {
|
|
return Promise.reject(readerLockException('read from'));
|
|
}
|
|
return ReadableStreamDefaultReaderRead(this);
|
|
};
|
|
ReadableStreamDefaultReader.prototype.releaseLock = function () {
|
|
if (!IsReadableStreamDefaultReader(this)) {
|
|
throw defaultReaderBrandCheckException('releaseLock');
|
|
}
|
|
if (this._ownerReadableStream === undefined) {
|
|
return;
|
|
}
|
|
if (this._readRequests.length > 0) {
|
|
throw new TypeError('Tried to release a reader lock when that reader has pending read() calls un-settled');
|
|
}
|
|
ReadableStreamReaderGenericRelease(this);
|
|
};
|
|
return ReadableStreamDefaultReader;
|
|
}();
|
|
function IsReadableStreamDefaultReader(x) {
|
|
if (!typeIsObject(x)) {
|
|
return false;
|
|
}
|
|
if (!Object.prototype.hasOwnProperty.call(x, '_readRequests')) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function ReadableStreamDefaultReaderRead(reader) {
|
|
var stream = reader._ownerReadableStream;
|
|
stream._disturbed = true;
|
|
if (stream._state === 'closed') {
|
|
return Promise.resolve(ReadableStreamCreateReadResult(undefined, true, reader._forAuthorCode));
|
|
}
|
|
if (stream._state === 'errored') {
|
|
return Promise.reject(stream._storedError);
|
|
}
|
|
return stream._readableStreamController[PullSteps]();
|
|
}
|
|
function defaultReaderBrandCheckException(name) {
|
|
return new TypeError("ReadableStreamDefaultReader.prototype." + name + " can only be used on a ReadableStreamDefaultReader");
|
|
}
|
|
var _a;
|
|
var AsyncIteratorPrototype;
|
|
if (typeof SymbolPolyfill.asyncIterator === 'symbol') {
|
|
AsyncIteratorPrototype = (_a = {}, _a[SymbolPolyfill.asyncIterator] = function () {
|
|
return this;
|
|
}, _a);
|
|
Object.defineProperty(AsyncIteratorPrototype, SymbolPolyfill.asyncIterator, { enumerable: false });
|
|
}
|
|
var ReadableStreamAsyncIteratorPrototype = {
|
|
next: function () {
|
|
if (IsReadableStreamAsyncIterator(this) === false) {
|
|
return Promise.reject(streamAsyncIteratorBrandCheckException('next'));
|
|
}
|
|
var reader = this._asyncIteratorReader;
|
|
if (reader._ownerReadableStream === undefined) {
|
|
return Promise.reject(readerLockException('iterate'));
|
|
}
|
|
return ReadableStreamDefaultReaderRead(reader).then(function (result) {
|
|
var done = result.done;
|
|
if (done) {
|
|
ReadableStreamReaderGenericRelease(reader);
|
|
}
|
|
var value = result.value;
|
|
return ReadableStreamCreateReadResult(value, done, true);
|
|
});
|
|
},
|
|
return: function (value) {
|
|
if (IsReadableStreamAsyncIterator(this) === false) {
|
|
return Promise.reject(streamAsyncIteratorBrandCheckException('next'));
|
|
}
|
|
var reader = this._asyncIteratorReader;
|
|
if (reader._ownerReadableStream === undefined) {
|
|
return Promise.reject(readerLockException('finish iterating'));
|
|
}
|
|
if (reader._readRequests.length > 0) {
|
|
return Promise.reject(new TypeError('Tried to release a reader lock when that reader has pending read() calls un-settled'));
|
|
}
|
|
if (this._preventCancel === false) {
|
|
var result = ReadableStreamReaderGenericCancel(reader, value);
|
|
ReadableStreamReaderGenericRelease(reader);
|
|
return result.then(function () {
|
|
return ReadableStreamCreateReadResult(value, true, true);
|
|
});
|
|
}
|
|
ReadableStreamReaderGenericRelease(reader);
|
|
return Promise.resolve(ReadableStreamCreateReadResult(value, true, true));
|
|
}
|
|
};
|
|
if (AsyncIteratorPrototype !== undefined) {
|
|
Object.setPrototypeOf(ReadableStreamAsyncIteratorPrototype, AsyncIteratorPrototype);
|
|
}
|
|
Object.defineProperty(ReadableStreamAsyncIteratorPrototype, 'next', { enumerable: false });
|
|
Object.defineProperty(ReadableStreamAsyncIteratorPrototype, 'return', { enumerable: false });
|
|
function AcquireReadableStreamAsyncIterator(stream, preventCancel) {
|
|
if (preventCancel === void 0) {
|
|
preventCancel = false;
|
|
}
|
|
var reader = AcquireReadableStreamDefaultReader(stream);
|
|
var iterator = Object.create(ReadableStreamAsyncIteratorPrototype);
|
|
iterator._asyncIteratorReader = reader;
|
|
iterator._preventCancel = Boolean(preventCancel);
|
|
return iterator;
|
|
}
|
|
function IsReadableStreamAsyncIterator(x) {
|
|
if (!typeIsObject(x)) {
|
|
return false;
|
|
}
|
|
if (!Object.prototype.hasOwnProperty.call(x, '_asyncIteratorReader')) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function streamAsyncIteratorBrandCheckException(name) {
|
|
return new TypeError("ReadableStreamAsyncIterator." + name + " can only be used on a ReadableSteamAsyncIterator");
|
|
}
|
|
var rethrowAssertionErrorRejection = noop;
|
|
function DequeueValue(container) {
|
|
var pair = container._queue.shift();
|
|
container._queueTotalSize -= pair.size;
|
|
if (container._queueTotalSize < 0) {
|
|
container._queueTotalSize = 0;
|
|
}
|
|
return pair.value;
|
|
}
|
|
function EnqueueValueWithSize(container, value, size) {
|
|
size = Number(size);
|
|
if (!IsFiniteNonNegativeNumber(size)) {
|
|
throw new RangeError('Size must be a finite, non-NaN, non-negative number.');
|
|
}
|
|
container._queue.push({
|
|
value: value,
|
|
size: size
|
|
});
|
|
container._queueTotalSize += size;
|
|
}
|
|
function PeekQueueValue(container) {
|
|
var pair = container._queue.peek();
|
|
return pair.value;
|
|
}
|
|
function ResetQueue(container) {
|
|
container._queue = new SimpleQueue();
|
|
container._queueTotalSize = 0;
|
|
}
|
|
var AbortSteps = SymbolPolyfill('[[AbortSteps]]');
|
|
var ErrorSteps = SymbolPolyfill('[[ErrorSteps]]');
|
|
var WritableStream = function () {
|
|
function WritableStream(underlyingSink, strategy) {
|
|
if (underlyingSink === void 0) {
|
|
underlyingSink = {};
|
|
}
|
|
if (strategy === void 0) {
|
|
strategy = {};
|
|
}
|
|
InitializeWritableStream(this);
|
|
var size = strategy.size;
|
|
var highWaterMark = strategy.highWaterMark;
|
|
var type = underlyingSink.type;
|
|
if (type !== undefined) {
|
|
throw new RangeError('Invalid type is specified');
|
|
}
|
|
var sizeAlgorithm = MakeSizeAlgorithmFromSizeFunction(size);
|
|
if (highWaterMark === undefined) {
|
|
highWaterMark = 1;
|
|
}
|
|
highWaterMark = ValidateAndNormalizeHighWaterMark(highWaterMark);
|
|
SetUpWritableStreamDefaultControllerFromUnderlyingSink(this, underlyingSink, highWaterMark, sizeAlgorithm);
|
|
}
|
|
Object.defineProperty(WritableStream.prototype, "locked", {
|
|
get: function () {
|
|
if (IsWritableStream(this) === false) {
|
|
throw streamBrandCheckException('locked');
|
|
}
|
|
return IsWritableStreamLocked(this);
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
WritableStream.prototype.abort = function (reason) {
|
|
if (IsWritableStream(this) === false) {
|
|
return Promise.reject(streamBrandCheckException('abort'));
|
|
}
|
|
if (IsWritableStreamLocked(this) === true) {
|
|
return Promise.reject(new TypeError('Cannot abort a stream that already has a writer'));
|
|
}
|
|
return WritableStreamAbort(this, reason);
|
|
};
|
|
WritableStream.prototype.getWriter = function () {
|
|
if (IsWritableStream(this) === false) {
|
|
throw streamBrandCheckException('getWriter');
|
|
}
|
|
return AcquireWritableStreamDefaultWriter(this);
|
|
};
|
|
return WritableStream;
|
|
}();
|
|
function AcquireWritableStreamDefaultWriter(stream) {
|
|
return new WritableStreamDefaultWriter(stream);
|
|
}
|
|
function CreateWritableStream(startAlgorithm, writeAlgorithm, closeAlgorithm, abortAlgorithm, highWaterMark, sizeAlgorithm) {
|
|
if (highWaterMark === void 0) {
|
|
highWaterMark = 1;
|
|
}
|
|
if (sizeAlgorithm === void 0) {
|
|
sizeAlgorithm = function () {
|
|
return 1;
|
|
};
|
|
}
|
|
var stream = Object.create(WritableStream.prototype);
|
|
InitializeWritableStream(stream);
|
|
var controller = Object.create(WritableStreamDefaultController.prototype);
|
|
SetUpWritableStreamDefaultController(stream, controller, startAlgorithm, writeAlgorithm, closeAlgorithm, abortAlgorithm, highWaterMark, sizeAlgorithm);
|
|
return stream;
|
|
}
|
|
function InitializeWritableStream(stream) {
|
|
stream._state = 'writable';
|
|
stream._storedError = undefined;
|
|
stream._writer = undefined;
|
|
stream._writableStreamController = undefined;
|
|
stream._writeRequests = new SimpleQueue();
|
|
stream._inFlightWriteRequest = undefined;
|
|
stream._closeRequest = undefined;
|
|
stream._inFlightCloseRequest = undefined;
|
|
stream._pendingAbortRequest = undefined;
|
|
stream._backpressure = false;
|
|
}
|
|
function IsWritableStream(x) {
|
|
if (!typeIsObject(x)) {
|
|
return false;
|
|
}
|
|
if (!Object.prototype.hasOwnProperty.call(x, '_writableStreamController')) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function IsWritableStreamLocked(stream) {
|
|
if (stream._writer === undefined) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function WritableStreamAbort(stream, reason) {
|
|
var state = stream._state;
|
|
if (state === 'closed' || state === 'errored') {
|
|
return Promise.resolve(undefined);
|
|
}
|
|
if (stream._pendingAbortRequest !== undefined) {
|
|
return stream._pendingAbortRequest._promise;
|
|
}
|
|
var wasAlreadyErroring = false;
|
|
if (state === 'erroring') {
|
|
wasAlreadyErroring = true;
|
|
reason = undefined;
|
|
}
|
|
var promise = new Promise(function (resolve, reject) {
|
|
stream._pendingAbortRequest = {
|
|
_promise: undefined,
|
|
_resolve: resolve,
|
|
_reject: reject,
|
|
_reason: reason,
|
|
_wasAlreadyErroring: wasAlreadyErroring
|
|
};
|
|
});
|
|
stream._pendingAbortRequest._promise = promise;
|
|
if (wasAlreadyErroring === false) {
|
|
WritableStreamStartErroring(stream, reason);
|
|
}
|
|
return promise;
|
|
}
|
|
function WritableStreamAddWriteRequest(stream) {
|
|
var promise = new Promise(function (resolve, reject) {
|
|
var writeRequest = {
|
|
_resolve: resolve,
|
|
_reject: reject
|
|
};
|
|
stream._writeRequests.push(writeRequest);
|
|
});
|
|
return promise;
|
|
}
|
|
function WritableStreamDealWithRejection(stream, error) {
|
|
var state = stream._state;
|
|
if (state === 'writable') {
|
|
WritableStreamStartErroring(stream, error);
|
|
return;
|
|
}
|
|
WritableStreamFinishErroring(stream);
|
|
}
|
|
function WritableStreamStartErroring(stream, reason) {
|
|
var controller = stream._writableStreamController;
|
|
stream._state = 'erroring';
|
|
stream._storedError = reason;
|
|
var writer = stream._writer;
|
|
if (writer !== undefined) {
|
|
WritableStreamDefaultWriterEnsureReadyPromiseRejected(writer, reason);
|
|
}
|
|
if (WritableStreamHasOperationMarkedInFlight(stream) === false && controller._started === true) {
|
|
WritableStreamFinishErroring(stream);
|
|
}
|
|
}
|
|
function WritableStreamFinishErroring(stream) {
|
|
stream._state = 'errored';
|
|
stream._writableStreamController[ErrorSteps]();
|
|
var storedError = stream._storedError;
|
|
stream._writeRequests.forEach(function (writeRequest) {
|
|
writeRequest._reject(storedError);
|
|
});
|
|
stream._writeRequests = new SimpleQueue();
|
|
if (stream._pendingAbortRequest === undefined) {
|
|
WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream);
|
|
return;
|
|
}
|
|
var abortRequest = stream._pendingAbortRequest;
|
|
stream._pendingAbortRequest = undefined;
|
|
if (abortRequest._wasAlreadyErroring === true) {
|
|
abortRequest._reject(storedError);
|
|
WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream);
|
|
return;
|
|
}
|
|
var promise = stream._writableStreamController[AbortSteps](abortRequest._reason);
|
|
promise.then(function () {
|
|
abortRequest._resolve();
|
|
WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream);
|
|
}, function (reason) {
|
|
abortRequest._reject(reason);
|
|
WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream);
|
|
});
|
|
}
|
|
function WritableStreamFinishInFlightWrite(stream) {
|
|
stream._inFlightWriteRequest._resolve(undefined);
|
|
stream._inFlightWriteRequest = undefined;
|
|
}
|
|
function WritableStreamFinishInFlightWriteWithError(stream, error) {
|
|
stream._inFlightWriteRequest._reject(error);
|
|
stream._inFlightWriteRequest = undefined;
|
|
WritableStreamDealWithRejection(stream, error);
|
|
}
|
|
function WritableStreamFinishInFlightClose(stream) {
|
|
stream._inFlightCloseRequest._resolve(undefined);
|
|
stream._inFlightCloseRequest = undefined;
|
|
var state = stream._state;
|
|
if (state === 'erroring') {
|
|
stream._storedError = undefined;
|
|
if (stream._pendingAbortRequest !== undefined) {
|
|
stream._pendingAbortRequest._resolve();
|
|
stream._pendingAbortRequest = undefined;
|
|
}
|
|
}
|
|
stream._state = 'closed';
|
|
var writer = stream._writer;
|
|
if (writer !== undefined) {
|
|
defaultWriterClosedPromiseResolve(writer);
|
|
}
|
|
}
|
|
function WritableStreamFinishInFlightCloseWithError(stream, error) {
|
|
stream._inFlightCloseRequest._reject(error);
|
|
stream._inFlightCloseRequest = undefined;
|
|
if (stream._pendingAbortRequest !== undefined) {
|
|
stream._pendingAbortRequest._reject(error);
|
|
stream._pendingAbortRequest = undefined;
|
|
}
|
|
WritableStreamDealWithRejection(stream, error);
|
|
}
|
|
function WritableStreamCloseQueuedOrInFlight(stream) {
|
|
if (stream._closeRequest === undefined && stream._inFlightCloseRequest === undefined) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function WritableStreamHasOperationMarkedInFlight(stream) {
|
|
if (stream._inFlightWriteRequest === undefined && stream._inFlightCloseRequest === undefined) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function WritableStreamMarkCloseRequestInFlight(stream) {
|
|
stream._inFlightCloseRequest = stream._closeRequest;
|
|
stream._closeRequest = undefined;
|
|
}
|
|
function WritableStreamMarkFirstWriteRequestInFlight(stream) {
|
|
stream._inFlightWriteRequest = stream._writeRequests.shift();
|
|
}
|
|
function WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream) {
|
|
if (stream._closeRequest !== undefined) {
|
|
stream._closeRequest._reject(stream._storedError);
|
|
stream._closeRequest = undefined;
|
|
}
|
|
var writer = stream._writer;
|
|
if (writer !== undefined) {
|
|
defaultWriterClosedPromiseReject(writer, stream._storedError);
|
|
}
|
|
}
|
|
function WritableStreamUpdateBackpressure(stream, backpressure) {
|
|
var writer = stream._writer;
|
|
if (writer !== undefined && backpressure !== stream._backpressure) {
|
|
if (backpressure === true) {
|
|
defaultWriterReadyPromiseReset(writer);
|
|
} else {
|
|
defaultWriterReadyPromiseResolve(writer);
|
|
}
|
|
}
|
|
stream._backpressure = backpressure;
|
|
}
|
|
var WritableStreamDefaultWriter = function () {
|
|
function WritableStreamDefaultWriter(stream) {
|
|
if (IsWritableStream(stream) === false) {
|
|
throw new TypeError('WritableStreamDefaultWriter can only be constructed with a WritableStream instance');
|
|
}
|
|
if (IsWritableStreamLocked(stream) === true) {
|
|
throw new TypeError('This stream has already been locked for exclusive writing by another writer');
|
|
}
|
|
this._ownerWritableStream = stream;
|
|
stream._writer = this;
|
|
var state = stream._state;
|
|
if (state === 'writable') {
|
|
if (WritableStreamCloseQueuedOrInFlight(stream) === false && stream._backpressure === true) {
|
|
defaultWriterReadyPromiseInitialize(this);
|
|
} else {
|
|
defaultWriterReadyPromiseInitializeAsResolved(this);
|
|
}
|
|
defaultWriterClosedPromiseInitialize(this);
|
|
} else if (state === 'erroring') {
|
|
defaultWriterReadyPromiseInitializeAsRejected(this, stream._storedError);
|
|
defaultWriterClosedPromiseInitialize(this);
|
|
} else if (state === 'closed') {
|
|
defaultWriterReadyPromiseInitializeAsResolved(this);
|
|
defaultWriterClosedPromiseInitializeAsResolved(this);
|
|
} else {
|
|
var storedError = stream._storedError;
|
|
defaultWriterReadyPromiseInitializeAsRejected(this, storedError);
|
|
defaultWriterClosedPromiseInitializeAsRejected(this, storedError);
|
|
}
|
|
}
|
|
Object.defineProperty(WritableStreamDefaultWriter.prototype, "closed", {
|
|
get: function () {
|
|
if (IsWritableStreamDefaultWriter(this) === false) {
|
|
return Promise.reject(defaultWriterBrandCheckException('closed'));
|
|
}
|
|
return this._closedPromise;
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
Object.defineProperty(WritableStreamDefaultWriter.prototype, "desiredSize", {
|
|
get: function () {
|
|
if (IsWritableStreamDefaultWriter(this) === false) {
|
|
throw defaultWriterBrandCheckException('desiredSize');
|
|
}
|
|
if (this._ownerWritableStream === undefined) {
|
|
throw defaultWriterLockException('desiredSize');
|
|
}
|
|
return WritableStreamDefaultWriterGetDesiredSize(this);
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
Object.defineProperty(WritableStreamDefaultWriter.prototype, "ready", {
|
|
get: function () {
|
|
if (IsWritableStreamDefaultWriter(this) === false) {
|
|
return Promise.reject(defaultWriterBrandCheckException('ready'));
|
|
}
|
|
return this._readyPromise;
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
WritableStreamDefaultWriter.prototype.abort = function (reason) {
|
|
if (IsWritableStreamDefaultWriter(this) === false) {
|
|
return Promise.reject(defaultWriterBrandCheckException('abort'));
|
|
}
|
|
if (this._ownerWritableStream === undefined) {
|
|
return Promise.reject(defaultWriterLockException('abort'));
|
|
}
|
|
return WritableStreamDefaultWriterAbort(this, reason);
|
|
};
|
|
WritableStreamDefaultWriter.prototype.close = function () {
|
|
if (IsWritableStreamDefaultWriter(this) === false) {
|
|
return Promise.reject(defaultWriterBrandCheckException('close'));
|
|
}
|
|
var stream = this._ownerWritableStream;
|
|
if (stream === undefined) {
|
|
return Promise.reject(defaultWriterLockException('close'));
|
|
}
|
|
if (WritableStreamCloseQueuedOrInFlight(stream) === true) {
|
|
return Promise.reject(new TypeError('cannot close an already-closing stream'));
|
|
}
|
|
return WritableStreamDefaultWriterClose(this);
|
|
};
|
|
WritableStreamDefaultWriter.prototype.releaseLock = function () {
|
|
if (IsWritableStreamDefaultWriter(this) === false) {
|
|
throw defaultWriterBrandCheckException('releaseLock');
|
|
}
|
|
var stream = this._ownerWritableStream;
|
|
if (stream === undefined) {
|
|
return;
|
|
}
|
|
WritableStreamDefaultWriterRelease(this);
|
|
};
|
|
WritableStreamDefaultWriter.prototype.write = function (chunk) {
|
|
if (IsWritableStreamDefaultWriter(this) === false) {
|
|
return Promise.reject(defaultWriterBrandCheckException('write'));
|
|
}
|
|
if (this._ownerWritableStream === undefined) {
|
|
return Promise.reject(defaultWriterLockException('write to'));
|
|
}
|
|
return WritableStreamDefaultWriterWrite(this, chunk);
|
|
};
|
|
return WritableStreamDefaultWriter;
|
|
}();
|
|
function IsWritableStreamDefaultWriter(x) {
|
|
if (!typeIsObject(x)) {
|
|
return false;
|
|
}
|
|
if (!Object.prototype.hasOwnProperty.call(x, '_ownerWritableStream')) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function WritableStreamDefaultWriterAbort(writer, reason) {
|
|
var stream = writer._ownerWritableStream;
|
|
return WritableStreamAbort(stream, reason);
|
|
}
|
|
function WritableStreamDefaultWriterClose(writer) {
|
|
var stream = writer._ownerWritableStream;
|
|
var state = stream._state;
|
|
if (state === 'closed' || state === 'errored') {
|
|
return Promise.reject(new TypeError("The stream (in " + state + " state) is not in the writable state and cannot be closed"));
|
|
}
|
|
var promise = new Promise(function (resolve, reject) {
|
|
var closeRequest = {
|
|
_resolve: resolve,
|
|
_reject: reject
|
|
};
|
|
stream._closeRequest = closeRequest;
|
|
});
|
|
if (stream._backpressure === true && state === 'writable') {
|
|
defaultWriterReadyPromiseResolve(writer);
|
|
}
|
|
WritableStreamDefaultControllerClose(stream._writableStreamController);
|
|
return promise;
|
|
}
|
|
function WritableStreamDefaultWriterCloseWithErrorPropagation(writer) {
|
|
var stream = writer._ownerWritableStream;
|
|
var state = stream._state;
|
|
if (WritableStreamCloseQueuedOrInFlight(stream) === true || state === 'closed') {
|
|
return Promise.resolve();
|
|
}
|
|
if (state === 'errored') {
|
|
return Promise.reject(stream._storedError);
|
|
}
|
|
return WritableStreamDefaultWriterClose(writer);
|
|
}
|
|
function WritableStreamDefaultWriterEnsureClosedPromiseRejected(writer, error) {
|
|
if (writer._closedPromiseState === 'pending') {
|
|
defaultWriterClosedPromiseReject(writer, error);
|
|
} else {
|
|
defaultWriterClosedPromiseResetToRejected(writer, error);
|
|
}
|
|
}
|
|
function WritableStreamDefaultWriterEnsureReadyPromiseRejected(writer, error) {
|
|
if (writer._readyPromiseState === 'pending') {
|
|
defaultWriterReadyPromiseReject(writer, error);
|
|
} else {
|
|
defaultWriterReadyPromiseResetToRejected(writer, error);
|
|
}
|
|
}
|
|
function WritableStreamDefaultWriterGetDesiredSize(writer) {
|
|
var stream = writer._ownerWritableStream;
|
|
var state = stream._state;
|
|
if (state === 'errored' || state === 'erroring') {
|
|
return null;
|
|
}
|
|
if (state === 'closed') {
|
|
return 0;
|
|
}
|
|
return WritableStreamDefaultControllerGetDesiredSize(stream._writableStreamController);
|
|
}
|
|
function WritableStreamDefaultWriterRelease(writer) {
|
|
var stream = writer._ownerWritableStream;
|
|
var releasedError = new TypeError('Writer was released and can no longer be used to monitor the stream\'s closedness');
|
|
WritableStreamDefaultWriterEnsureReadyPromiseRejected(writer, releasedError);
|
|
WritableStreamDefaultWriterEnsureClosedPromiseRejected(writer, releasedError);
|
|
stream._writer = undefined;
|
|
writer._ownerWritableStream = undefined;
|
|
}
|
|
function WritableStreamDefaultWriterWrite(writer, chunk) {
|
|
var stream = writer._ownerWritableStream;
|
|
var controller = stream._writableStreamController;
|
|
var chunkSize = WritableStreamDefaultControllerGetChunkSize(controller, chunk);
|
|
if (stream !== writer._ownerWritableStream) {
|
|
return Promise.reject(defaultWriterLockException('write to'));
|
|
}
|
|
var state = stream._state;
|
|
if (state === 'errored') {
|
|
return Promise.reject(stream._storedError);
|
|
}
|
|
if (WritableStreamCloseQueuedOrInFlight(stream) === true || state === 'closed') {
|
|
return Promise.reject(new TypeError('The stream is closing or closed and cannot be written to'));
|
|
}
|
|
if (state === 'erroring') {
|
|
return Promise.reject(stream._storedError);
|
|
}
|
|
var promise = WritableStreamAddWriteRequest(stream);
|
|
WritableStreamDefaultControllerWrite(controller, chunk, chunkSize);
|
|
return promise;
|
|
}
|
|
var WritableStreamDefaultController = function () {
|
|
function WritableStreamDefaultController() {
|
|
throw new TypeError('WritableStreamDefaultController cannot be constructed explicitly');
|
|
}
|
|
WritableStreamDefaultController.prototype.error = function (e) {
|
|
if (IsWritableStreamDefaultController(this) === false) {
|
|
throw new TypeError('WritableStreamDefaultController.prototype.error can only be used on a WritableStreamDefaultController');
|
|
}
|
|
var state = this._controlledWritableStream._state;
|
|
if (state !== 'writable') {
|
|
return;
|
|
}
|
|
WritableStreamDefaultControllerError(this, e);
|
|
};
|
|
WritableStreamDefaultController.prototype[AbortSteps] = function (reason) {
|
|
var result = this._abortAlgorithm(reason);
|
|
WritableStreamDefaultControllerClearAlgorithms(this);
|
|
return result;
|
|
};
|
|
WritableStreamDefaultController.prototype[ErrorSteps] = function () {
|
|
ResetQueue(this);
|
|
};
|
|
return WritableStreamDefaultController;
|
|
}();
|
|
function IsWritableStreamDefaultController(x) {
|
|
if (!typeIsObject(x)) {
|
|
return false;
|
|
}
|
|
if (!Object.prototype.hasOwnProperty.call(x, '_controlledWritableStream')) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function SetUpWritableStreamDefaultController(stream, controller, startAlgorithm, writeAlgorithm, closeAlgorithm, abortAlgorithm, highWaterMark, sizeAlgorithm) {
|
|
controller._controlledWritableStream = stream;
|
|
stream._writableStreamController = controller;
|
|
controller._queue = undefined;
|
|
controller._queueTotalSize = undefined;
|
|
ResetQueue(controller);
|
|
controller._started = false;
|
|
controller._strategySizeAlgorithm = sizeAlgorithm;
|
|
controller._strategyHWM = highWaterMark;
|
|
controller._writeAlgorithm = writeAlgorithm;
|
|
controller._closeAlgorithm = closeAlgorithm;
|
|
controller._abortAlgorithm = abortAlgorithm;
|
|
var backpressure = WritableStreamDefaultControllerGetBackpressure(controller);
|
|
WritableStreamUpdateBackpressure(stream, backpressure);
|
|
var startResult = startAlgorithm();
|
|
var startPromise = Promise.resolve(startResult);
|
|
startPromise.then(function () {
|
|
controller._started = true;
|
|
WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller);
|
|
}, function (r) {
|
|
controller._started = true;
|
|
WritableStreamDealWithRejection(stream, r);
|
|
}).catch(rethrowAssertionErrorRejection);
|
|
}
|
|
function SetUpWritableStreamDefaultControllerFromUnderlyingSink(stream, underlyingSink, highWaterMark, sizeAlgorithm) {
|
|
var controller = Object.create(WritableStreamDefaultController.prototype);
|
|
function startAlgorithm() {
|
|
return InvokeOrNoop(underlyingSink, 'start', [controller]);
|
|
}
|
|
var writeAlgorithm = CreateAlgorithmFromUnderlyingMethod(underlyingSink, 'write', 1, [controller]);
|
|
var closeAlgorithm = CreateAlgorithmFromUnderlyingMethod(underlyingSink, 'close', 0, []);
|
|
var abortAlgorithm = CreateAlgorithmFromUnderlyingMethod(underlyingSink, 'abort', 1, []);
|
|
SetUpWritableStreamDefaultController(stream, controller, startAlgorithm, writeAlgorithm, closeAlgorithm, abortAlgorithm, highWaterMark, sizeAlgorithm);
|
|
}
|
|
function WritableStreamDefaultControllerClearAlgorithms(controller) {
|
|
controller._writeAlgorithm = undefined;
|
|
controller._closeAlgorithm = undefined;
|
|
controller._abortAlgorithm = undefined;
|
|
controller._strategySizeAlgorithm = undefined;
|
|
}
|
|
function WritableStreamDefaultControllerClose(controller) {
|
|
EnqueueValueWithSize(controller, 'close', 0);
|
|
WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller);
|
|
}
|
|
function WritableStreamDefaultControllerGetChunkSize(controller, chunk) {
|
|
try {
|
|
return controller._strategySizeAlgorithm(chunk);
|
|
} catch (chunkSizeE) {
|
|
WritableStreamDefaultControllerErrorIfNeeded(controller, chunkSizeE);
|
|
return 1;
|
|
}
|
|
}
|
|
function WritableStreamDefaultControllerGetDesiredSize(controller) {
|
|
return controller._strategyHWM - controller._queueTotalSize;
|
|
}
|
|
function WritableStreamDefaultControllerWrite(controller, chunk, chunkSize) {
|
|
var writeRecord = { chunk: chunk };
|
|
try {
|
|
EnqueueValueWithSize(controller, writeRecord, chunkSize);
|
|
} catch (enqueueE) {
|
|
WritableStreamDefaultControllerErrorIfNeeded(controller, enqueueE);
|
|
return;
|
|
}
|
|
var stream = controller._controlledWritableStream;
|
|
if (WritableStreamCloseQueuedOrInFlight(stream) === false && stream._state === 'writable') {
|
|
var backpressure = WritableStreamDefaultControllerGetBackpressure(controller);
|
|
WritableStreamUpdateBackpressure(stream, backpressure);
|
|
}
|
|
WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller);
|
|
}
|
|
function WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller) {
|
|
var stream = controller._controlledWritableStream;
|
|
if (controller._started === false) {
|
|
return;
|
|
}
|
|
if (stream._inFlightWriteRequest !== undefined) {
|
|
return;
|
|
}
|
|
var state = stream._state;
|
|
if (state === 'erroring') {
|
|
WritableStreamFinishErroring(stream);
|
|
return;
|
|
}
|
|
if (controller._queue.length === 0) {
|
|
return;
|
|
}
|
|
var writeRecord = PeekQueueValue(controller);
|
|
if (writeRecord === 'close') {
|
|
WritableStreamDefaultControllerProcessClose(controller);
|
|
} else {
|
|
WritableStreamDefaultControllerProcessWrite(controller, writeRecord.chunk);
|
|
}
|
|
}
|
|
function WritableStreamDefaultControllerErrorIfNeeded(controller, error) {
|
|
if (controller._controlledWritableStream._state === 'writable') {
|
|
WritableStreamDefaultControllerError(controller, error);
|
|
}
|
|
}
|
|
function WritableStreamDefaultControllerProcessClose(controller) {
|
|
var stream = controller._controlledWritableStream;
|
|
WritableStreamMarkCloseRequestInFlight(stream);
|
|
DequeueValue(controller);
|
|
var sinkClosePromise = controller._closeAlgorithm();
|
|
WritableStreamDefaultControllerClearAlgorithms(controller);
|
|
sinkClosePromise.then(function () {
|
|
WritableStreamFinishInFlightClose(stream);
|
|
}, function (reason) {
|
|
WritableStreamFinishInFlightCloseWithError(stream, reason);
|
|
}).catch(rethrowAssertionErrorRejection);
|
|
}
|
|
function WritableStreamDefaultControllerProcessWrite(controller, chunk) {
|
|
var stream = controller._controlledWritableStream;
|
|
WritableStreamMarkFirstWriteRequestInFlight(stream);
|
|
var sinkWritePromise = controller._writeAlgorithm(chunk);
|
|
sinkWritePromise.then(function () {
|
|
WritableStreamFinishInFlightWrite(stream);
|
|
var state = stream._state;
|
|
DequeueValue(controller);
|
|
if (WritableStreamCloseQueuedOrInFlight(stream) === false && state === 'writable') {
|
|
var backpressure = WritableStreamDefaultControllerGetBackpressure(controller);
|
|
WritableStreamUpdateBackpressure(stream, backpressure);
|
|
}
|
|
WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller);
|
|
}, function (reason) {
|
|
if (stream._state === 'writable') {
|
|
WritableStreamDefaultControllerClearAlgorithms(controller);
|
|
}
|
|
WritableStreamFinishInFlightWriteWithError(stream, reason);
|
|
}).catch(rethrowAssertionErrorRejection);
|
|
}
|
|
function WritableStreamDefaultControllerGetBackpressure(controller) {
|
|
var desiredSize = WritableStreamDefaultControllerGetDesiredSize(controller);
|
|
return desiredSize <= 0;
|
|
}
|
|
function WritableStreamDefaultControllerError(controller, error) {
|
|
var stream = controller._controlledWritableStream;
|
|
WritableStreamDefaultControllerClearAlgorithms(controller);
|
|
WritableStreamStartErroring(stream, error);
|
|
}
|
|
function streamBrandCheckException(name) {
|
|
return new TypeError("WritableStream.prototype." + name + " can only be used on a WritableStream");
|
|
}
|
|
function defaultWriterBrandCheckException(name) {
|
|
return new TypeError("WritableStreamDefaultWriter.prototype." + name + " can only be used on a WritableStreamDefaultWriter");
|
|
}
|
|
function defaultWriterLockException(name) {
|
|
return new TypeError('Cannot ' + name + ' a stream using a released writer');
|
|
}
|
|
function defaultWriterClosedPromiseInitialize(writer) {
|
|
writer._closedPromise = new Promise(function (resolve, reject) {
|
|
writer._closedPromise_resolve = resolve;
|
|
writer._closedPromise_reject = reject;
|
|
writer._closedPromiseState = 'pending';
|
|
});
|
|
}
|
|
function defaultWriterClosedPromiseInitializeAsRejected(writer, reason) {
|
|
defaultWriterClosedPromiseInitialize(writer);
|
|
defaultWriterClosedPromiseReject(writer, reason);
|
|
}
|
|
function defaultWriterClosedPromiseInitializeAsResolved(writer) {
|
|
defaultWriterClosedPromiseInitialize(writer);
|
|
defaultWriterClosedPromiseResolve(writer);
|
|
}
|
|
function defaultWriterClosedPromiseReject(writer, reason) {
|
|
writer._closedPromise.catch(noop);
|
|
writer._closedPromise_reject(reason);
|
|
writer._closedPromise_resolve = undefined;
|
|
writer._closedPromise_reject = undefined;
|
|
writer._closedPromiseState = 'rejected';
|
|
}
|
|
function defaultWriterClosedPromiseResetToRejected(writer, reason) {
|
|
defaultWriterClosedPromiseInitializeAsRejected(writer, reason);
|
|
}
|
|
function defaultWriterClosedPromiseResolve(writer) {
|
|
writer._closedPromise_resolve(undefined);
|
|
writer._closedPromise_resolve = undefined;
|
|
writer._closedPromise_reject = undefined;
|
|
writer._closedPromiseState = 'resolved';
|
|
}
|
|
function defaultWriterReadyPromiseInitialize(writer) {
|
|
writer._readyPromise = new Promise(function (resolve, reject) {
|
|
writer._readyPromise_resolve = resolve;
|
|
writer._readyPromise_reject = reject;
|
|
});
|
|
writer._readyPromiseState = 'pending';
|
|
}
|
|
function defaultWriterReadyPromiseInitializeAsRejected(writer, reason) {
|
|
defaultWriterReadyPromiseInitialize(writer);
|
|
defaultWriterReadyPromiseReject(writer, reason);
|
|
}
|
|
function defaultWriterReadyPromiseInitializeAsResolved(writer) {
|
|
defaultWriterReadyPromiseInitialize(writer);
|
|
defaultWriterReadyPromiseResolve(writer);
|
|
}
|
|
function defaultWriterReadyPromiseReject(writer, reason) {
|
|
writer._readyPromise.catch(noop);
|
|
writer._readyPromise_reject(reason);
|
|
writer._readyPromise_resolve = undefined;
|
|
writer._readyPromise_reject = undefined;
|
|
writer._readyPromiseState = 'rejected';
|
|
}
|
|
function defaultWriterReadyPromiseReset(writer) {
|
|
defaultWriterReadyPromiseInitialize(writer);
|
|
}
|
|
function defaultWriterReadyPromiseResetToRejected(writer, reason) {
|
|
defaultWriterReadyPromiseInitializeAsRejected(writer, reason);
|
|
}
|
|
function defaultWriterReadyPromiseResolve(writer) {
|
|
writer._readyPromise_resolve(undefined);
|
|
writer._readyPromise_resolve = undefined;
|
|
writer._readyPromise_reject = undefined;
|
|
writer._readyPromiseState = 'fulfilled';
|
|
}
|
|
function ReadableStreamPipeTo(source, dest, preventClose, preventAbort, preventCancel, signal) {
|
|
var reader = AcquireReadableStreamDefaultReader(source);
|
|
var writer = AcquireWritableStreamDefaultWriter(dest);
|
|
var shuttingDown = false;
|
|
var currentWrite = Promise.resolve();
|
|
return new Promise(function (resolve, reject) {
|
|
var abortAlgorithm;
|
|
if (signal !== undefined) {
|
|
abortAlgorithm = function () {
|
|
var error = new DOMException('Aborted', 'AbortError');
|
|
var actions = [];
|
|
if (preventAbort === false) {
|
|
actions.push(function () {
|
|
if (dest._state === 'writable') {
|
|
return WritableStreamAbort(dest, error);
|
|
}
|
|
return Promise.resolve();
|
|
});
|
|
}
|
|
if (preventCancel === false) {
|
|
actions.push(function () {
|
|
if (source._state === 'readable') {
|
|
return ReadableStreamCancel(source, error);
|
|
}
|
|
return Promise.resolve();
|
|
});
|
|
}
|
|
shutdownWithAction(function () {
|
|
return Promise.all(actions.map(function (action) {
|
|
return action();
|
|
}));
|
|
}, true, error);
|
|
};
|
|
if (signal.aborted === true) {
|
|
abortAlgorithm();
|
|
return;
|
|
}
|
|
signal.addEventListener('abort', abortAlgorithm);
|
|
}
|
|
function pipeLoop() {
|
|
return new Promise(function (resolveLoop, rejectLoop) {
|
|
function next(done) {
|
|
if (done) {
|
|
resolveLoop();
|
|
} else {
|
|
pipeStep().then(next, rejectLoop);
|
|
}
|
|
}
|
|
next(false);
|
|
});
|
|
}
|
|
function pipeStep() {
|
|
if (shuttingDown === true) {
|
|
return Promise.resolve(true);
|
|
}
|
|
return writer._readyPromise.then(function () {
|
|
return ReadableStreamDefaultReaderRead(reader).then(function (_a) {
|
|
var value = _a.value, done = _a.done;
|
|
if (done === true) {
|
|
return true;
|
|
}
|
|
currentWrite = WritableStreamDefaultWriterWrite(writer, value).catch(noop);
|
|
return false;
|
|
});
|
|
});
|
|
}
|
|
isOrBecomesErrored(source, reader._closedPromise, function (storedError) {
|
|
if (preventAbort === false) {
|
|
shutdownWithAction(function () {
|
|
return WritableStreamAbort(dest, storedError);
|
|
}, true, storedError);
|
|
} else {
|
|
shutdown(true, storedError);
|
|
}
|
|
});
|
|
isOrBecomesErrored(dest, writer._closedPromise, function (storedError) {
|
|
if (preventCancel === false) {
|
|
shutdownWithAction(function () {
|
|
return ReadableStreamCancel(source, storedError);
|
|
}, true, storedError);
|
|
} else {
|
|
shutdown(true, storedError);
|
|
}
|
|
});
|
|
isOrBecomesClosed(source, reader._closedPromise, function () {
|
|
if (preventClose === false) {
|
|
shutdownWithAction(function () {
|
|
return WritableStreamDefaultWriterCloseWithErrorPropagation(writer);
|
|
});
|
|
} else {
|
|
shutdown();
|
|
}
|
|
});
|
|
if (WritableStreamCloseQueuedOrInFlight(dest) === true || dest._state === 'closed') {
|
|
var destClosed_1 = new TypeError('the destination writable stream closed before all data could be piped to it');
|
|
if (preventCancel === false) {
|
|
shutdownWithAction(function () {
|
|
return ReadableStreamCancel(source, destClosed_1);
|
|
}, true, destClosed_1);
|
|
} else {
|
|
shutdown(true, destClosed_1);
|
|
}
|
|
}
|
|
pipeLoop().catch(rethrowAssertionErrorRejection);
|
|
function waitForWritesToFinish() {
|
|
var oldCurrentWrite = currentWrite;
|
|
return currentWrite.then(function () {
|
|
return oldCurrentWrite !== currentWrite ? waitForWritesToFinish() : undefined;
|
|
});
|
|
}
|
|
function isOrBecomesErrored(stream, promise, action) {
|
|
if (stream._state === 'errored') {
|
|
action(stream._storedError);
|
|
} else {
|
|
promise.catch(action).catch(rethrowAssertionErrorRejection);
|
|
}
|
|
}
|
|
function isOrBecomesClosed(stream, promise, action) {
|
|
if (stream._state === 'closed') {
|
|
action();
|
|
} else {
|
|
promise.then(action).catch(rethrowAssertionErrorRejection);
|
|
}
|
|
}
|
|
function shutdownWithAction(action, originalIsError, originalError) {
|
|
if (shuttingDown === true) {
|
|
return;
|
|
}
|
|
shuttingDown = true;
|
|
if (dest._state === 'writable' && WritableStreamCloseQueuedOrInFlight(dest) === false) {
|
|
waitForWritesToFinish().then(doTheRest);
|
|
} else {
|
|
doTheRest();
|
|
}
|
|
function doTheRest() {
|
|
action().then(function () {
|
|
return finalize(originalIsError, originalError);
|
|
}, function (newError) {
|
|
return finalize(true, newError);
|
|
}).catch(rethrowAssertionErrorRejection);
|
|
}
|
|
}
|
|
function shutdown(isError, error) {
|
|
if (shuttingDown === true) {
|
|
return;
|
|
}
|
|
shuttingDown = true;
|
|
if (dest._state === 'writable' && WritableStreamCloseQueuedOrInFlight(dest) === false) {
|
|
waitForWritesToFinish().then(function () {
|
|
return finalize(isError, error);
|
|
}).catch(rethrowAssertionErrorRejection);
|
|
} else {
|
|
finalize(isError, error);
|
|
}
|
|
}
|
|
function finalize(isError, error) {
|
|
WritableStreamDefaultWriterRelease(writer);
|
|
ReadableStreamReaderGenericRelease(reader);
|
|
if (signal !== undefined) {
|
|
signal.removeEventListener('abort', abortAlgorithm);
|
|
}
|
|
if (isError) {
|
|
reject(error);
|
|
} else {
|
|
resolve(undefined);
|
|
}
|
|
}
|
|
});
|
|
}
|
|
var ReadableStreamDefaultController = function () {
|
|
function ReadableStreamDefaultController() {
|
|
throw new TypeError();
|
|
}
|
|
Object.defineProperty(ReadableStreamDefaultController.prototype, "desiredSize", {
|
|
get: function () {
|
|
if (IsReadableStreamDefaultController(this) === false) {
|
|
throw defaultControllerBrandCheckException('desiredSize');
|
|
}
|
|
return ReadableStreamDefaultControllerGetDesiredSize(this);
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
ReadableStreamDefaultController.prototype.close = function () {
|
|
if (IsReadableStreamDefaultController(this) === false) {
|
|
throw defaultControllerBrandCheckException('close');
|
|
}
|
|
if (ReadableStreamDefaultControllerCanCloseOrEnqueue(this) === false) {
|
|
throw new TypeError('The stream is not in a state that permits close');
|
|
}
|
|
ReadableStreamDefaultControllerClose(this);
|
|
};
|
|
ReadableStreamDefaultController.prototype.enqueue = function (chunk) {
|
|
if (IsReadableStreamDefaultController(this) === false) {
|
|
throw defaultControllerBrandCheckException('enqueue');
|
|
}
|
|
if (ReadableStreamDefaultControllerCanCloseOrEnqueue(this) === false) {
|
|
throw new TypeError('The stream is not in a state that permits enqueue');
|
|
}
|
|
return ReadableStreamDefaultControllerEnqueue(this, chunk);
|
|
};
|
|
ReadableStreamDefaultController.prototype.error = function (e) {
|
|
if (IsReadableStreamDefaultController(this) === false) {
|
|
throw defaultControllerBrandCheckException('error');
|
|
}
|
|
ReadableStreamDefaultControllerError(this, e);
|
|
};
|
|
ReadableStreamDefaultController.prototype[CancelSteps] = function (reason) {
|
|
ResetQueue(this);
|
|
var result = this._cancelAlgorithm(reason);
|
|
ReadableStreamDefaultControllerClearAlgorithms(this);
|
|
return result;
|
|
};
|
|
ReadableStreamDefaultController.prototype[PullSteps] = function () {
|
|
var stream = this._controlledReadableStream;
|
|
if (this._queue.length > 0) {
|
|
var chunk = DequeueValue(this);
|
|
if (this._closeRequested === true && this._queue.length === 0) {
|
|
ReadableStreamDefaultControllerClearAlgorithms(this);
|
|
ReadableStreamClose(stream);
|
|
} else {
|
|
ReadableStreamDefaultControllerCallPullIfNeeded(this);
|
|
}
|
|
return Promise.resolve(ReadableStreamCreateReadResult(chunk, false, stream._reader._forAuthorCode));
|
|
}
|
|
var pendingPromise = ReadableStreamAddReadRequest(stream);
|
|
ReadableStreamDefaultControllerCallPullIfNeeded(this);
|
|
return pendingPromise;
|
|
};
|
|
return ReadableStreamDefaultController;
|
|
}();
|
|
function IsReadableStreamDefaultController(x) {
|
|
if (!typeIsObject(x)) {
|
|
return false;
|
|
}
|
|
if (!Object.prototype.hasOwnProperty.call(x, '_controlledReadableStream')) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function ReadableStreamDefaultControllerCallPullIfNeeded(controller) {
|
|
var shouldPull = ReadableStreamDefaultControllerShouldCallPull(controller);
|
|
if (shouldPull === false) {
|
|
return;
|
|
}
|
|
if (controller._pulling === true) {
|
|
controller._pullAgain = true;
|
|
return;
|
|
}
|
|
controller._pulling = true;
|
|
var pullPromise = controller._pullAlgorithm();
|
|
pullPromise.then(function () {
|
|
controller._pulling = false;
|
|
if (controller._pullAgain === true) {
|
|
controller._pullAgain = false;
|
|
ReadableStreamDefaultControllerCallPullIfNeeded(controller);
|
|
}
|
|
}, function (e) {
|
|
ReadableStreamDefaultControllerError(controller, e);
|
|
}).catch(rethrowAssertionErrorRejection);
|
|
}
|
|
function ReadableStreamDefaultControllerShouldCallPull(controller) {
|
|
var stream = controller._controlledReadableStream;
|
|
if (ReadableStreamDefaultControllerCanCloseOrEnqueue(controller) === false) {
|
|
return false;
|
|
}
|
|
if (controller._started === false) {
|
|
return false;
|
|
}
|
|
if (IsReadableStreamLocked(stream) === true && ReadableStreamGetNumReadRequests(stream) > 0) {
|
|
return true;
|
|
}
|
|
var desiredSize = ReadableStreamDefaultControllerGetDesiredSize(controller);
|
|
if (desiredSize > 0) {
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
function ReadableStreamDefaultControllerClearAlgorithms(controller) {
|
|
controller._pullAlgorithm = undefined;
|
|
controller._cancelAlgorithm = undefined;
|
|
controller._strategySizeAlgorithm = undefined;
|
|
}
|
|
function ReadableStreamDefaultControllerClose(controller) {
|
|
var stream = controller._controlledReadableStream;
|
|
controller._closeRequested = true;
|
|
if (controller._queue.length === 0) {
|
|
ReadableStreamDefaultControllerClearAlgorithms(controller);
|
|
ReadableStreamClose(stream);
|
|
}
|
|
}
|
|
function ReadableStreamDefaultControllerEnqueue(controller, chunk) {
|
|
var stream = controller._controlledReadableStream;
|
|
if (IsReadableStreamLocked(stream) === true && ReadableStreamGetNumReadRequests(stream) > 0) {
|
|
ReadableStreamFulfillReadRequest(stream, chunk, false);
|
|
} else {
|
|
var chunkSize = void 0;
|
|
try {
|
|
chunkSize = controller._strategySizeAlgorithm(chunk);
|
|
} catch (chunkSizeE) {
|
|
ReadableStreamDefaultControllerError(controller, chunkSizeE);
|
|
throw chunkSizeE;
|
|
}
|
|
try {
|
|
EnqueueValueWithSize(controller, chunk, chunkSize);
|
|
} catch (enqueueE) {
|
|
ReadableStreamDefaultControllerError(controller, enqueueE);
|
|
throw enqueueE;
|
|
}
|
|
}
|
|
ReadableStreamDefaultControllerCallPullIfNeeded(controller);
|
|
}
|
|
function ReadableStreamDefaultControllerError(controller, e) {
|
|
var stream = controller._controlledReadableStream;
|
|
if (stream._state !== 'readable') {
|
|
return;
|
|
}
|
|
ResetQueue(controller);
|
|
ReadableStreamDefaultControllerClearAlgorithms(controller);
|
|
ReadableStreamError(stream, e);
|
|
}
|
|
function ReadableStreamDefaultControllerGetDesiredSize(controller) {
|
|
var stream = controller._controlledReadableStream;
|
|
var state = stream._state;
|
|
if (state === 'errored') {
|
|
return null;
|
|
}
|
|
if (state === 'closed') {
|
|
return 0;
|
|
}
|
|
return controller._strategyHWM - controller._queueTotalSize;
|
|
}
|
|
function ReadableStreamDefaultControllerHasBackpressure(controller) {
|
|
if (ReadableStreamDefaultControllerShouldCallPull(controller) === true) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function ReadableStreamDefaultControllerCanCloseOrEnqueue(controller) {
|
|
var state = controller._controlledReadableStream._state;
|
|
if (controller._closeRequested === false && state === 'readable') {
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
function SetUpReadableStreamDefaultController(stream, controller, startAlgorithm, pullAlgorithm, cancelAlgorithm, highWaterMark, sizeAlgorithm) {
|
|
controller._controlledReadableStream = stream;
|
|
controller._queue = undefined;
|
|
controller._queueTotalSize = undefined;
|
|
ResetQueue(controller);
|
|
controller._started = false;
|
|
controller._closeRequested = false;
|
|
controller._pullAgain = false;
|
|
controller._pulling = false;
|
|
controller._strategySizeAlgorithm = sizeAlgorithm;
|
|
controller._strategyHWM = highWaterMark;
|
|
controller._pullAlgorithm = pullAlgorithm;
|
|
controller._cancelAlgorithm = cancelAlgorithm;
|
|
stream._readableStreamController = controller;
|
|
var startResult = startAlgorithm();
|
|
Promise.resolve(startResult).then(function () {
|
|
controller._started = true;
|
|
ReadableStreamDefaultControllerCallPullIfNeeded(controller);
|
|
}, function (r) {
|
|
ReadableStreamDefaultControllerError(controller, r);
|
|
}).catch(rethrowAssertionErrorRejection);
|
|
}
|
|
function SetUpReadableStreamDefaultControllerFromUnderlyingSource(stream, underlyingSource, highWaterMark, sizeAlgorithm) {
|
|
var controller = Object.create(ReadableStreamDefaultController.prototype);
|
|
function startAlgorithm() {
|
|
return InvokeOrNoop(underlyingSource, 'start', [controller]);
|
|
}
|
|
var pullAlgorithm = CreateAlgorithmFromUnderlyingMethod(underlyingSource, 'pull', 0, [controller]);
|
|
var cancelAlgorithm = CreateAlgorithmFromUnderlyingMethod(underlyingSource, 'cancel', 1, []);
|
|
SetUpReadableStreamDefaultController(stream, controller, startAlgorithm, pullAlgorithm, cancelAlgorithm, highWaterMark, sizeAlgorithm);
|
|
}
|
|
function defaultControllerBrandCheckException(name) {
|
|
return new TypeError("ReadableStreamDefaultController.prototype." + name + " can only be used on a ReadableStreamDefaultController");
|
|
}
|
|
function ReadableStreamTee(stream, cloneForBranch2) {
|
|
var reader = AcquireReadableStreamDefaultReader(stream);
|
|
var reading = false;
|
|
var canceled1 = false;
|
|
var canceled2 = false;
|
|
var reason1;
|
|
var reason2;
|
|
var branch1;
|
|
var branch2;
|
|
var resolveCancelPromise;
|
|
var cancelPromise = new Promise(function (resolve) {
|
|
resolveCancelPromise = resolve;
|
|
});
|
|
function pullAlgorithm() {
|
|
if (reading === true) {
|
|
return Promise.resolve();
|
|
}
|
|
reading = true;
|
|
var readPromise = ReadableStreamDefaultReaderRead(reader).then(function (result) {
|
|
reading = false;
|
|
var done = result.done;
|
|
if (done === true) {
|
|
if (canceled1 === false) {
|
|
ReadableStreamDefaultControllerClose(branch1._readableStreamController);
|
|
}
|
|
if (canceled2 === false) {
|
|
ReadableStreamDefaultControllerClose(branch2._readableStreamController);
|
|
}
|
|
return;
|
|
}
|
|
var value = result.value;
|
|
var value1 = value;
|
|
var value2 = value;
|
|
if (canceled1 === false) {
|
|
ReadableStreamDefaultControllerEnqueue(branch1._readableStreamController, value1);
|
|
}
|
|
if (canceled2 === false) {
|
|
ReadableStreamDefaultControllerEnqueue(branch2._readableStreamController, value2);
|
|
}
|
|
});
|
|
readPromise.catch(rethrowAssertionErrorRejection);
|
|
return Promise.resolve();
|
|
}
|
|
function cancel1Algorithm(reason) {
|
|
canceled1 = true;
|
|
reason1 = reason;
|
|
if (canceled2 === true) {
|
|
var compositeReason = createArrayFromList([
|
|
reason1,
|
|
reason2
|
|
]);
|
|
var cancelResult = ReadableStreamCancel(stream, compositeReason);
|
|
resolveCancelPromise(cancelResult);
|
|
}
|
|
return cancelPromise;
|
|
}
|
|
function cancel2Algorithm(reason) {
|
|
canceled2 = true;
|
|
reason2 = reason;
|
|
if (canceled1 === true) {
|
|
var compositeReason = createArrayFromList([
|
|
reason1,
|
|
reason2
|
|
]);
|
|
var cancelResult = ReadableStreamCancel(stream, compositeReason);
|
|
resolveCancelPromise(cancelResult);
|
|
}
|
|
return cancelPromise;
|
|
}
|
|
function startAlgorithm() {
|
|
}
|
|
branch1 = CreateReadableStream(startAlgorithm, pullAlgorithm, cancel1Algorithm);
|
|
branch2 = CreateReadableStream(startAlgorithm, pullAlgorithm, cancel2Algorithm);
|
|
reader._closedPromise.catch(function (r) {
|
|
ReadableStreamDefaultControllerError(branch1._readableStreamController, r);
|
|
ReadableStreamDefaultControllerError(branch2._readableStreamController, r);
|
|
});
|
|
return [
|
|
branch1,
|
|
branch2
|
|
];
|
|
}
|
|
var NumberIsInteger = Number.isInteger || function (value) {
|
|
return typeof value === 'number' && isFinite(value) && Math.floor(value) === value;
|
|
};
|
|
var ReadableStreamBYOBRequest = function () {
|
|
function ReadableStreamBYOBRequest() {
|
|
throw new TypeError('ReadableStreamBYOBRequest cannot be used directly');
|
|
}
|
|
Object.defineProperty(ReadableStreamBYOBRequest.prototype, "view", {
|
|
get: function () {
|
|
if (IsReadableStreamBYOBRequest(this) === false) {
|
|
throw byobRequestBrandCheckException('view');
|
|
}
|
|
return this._view;
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
ReadableStreamBYOBRequest.prototype.respond = function (bytesWritten) {
|
|
if (IsReadableStreamBYOBRequest(this) === false) {
|
|
throw byobRequestBrandCheckException('respond');
|
|
}
|
|
if (this._associatedReadableByteStreamController === undefined) {
|
|
throw new TypeError('This BYOB request has been invalidated');
|
|
}
|
|
if (IsDetachedBuffer(this._view.buffer) === true);
|
|
ReadableByteStreamControllerRespond(this._associatedReadableByteStreamController, bytesWritten);
|
|
};
|
|
ReadableStreamBYOBRequest.prototype.respondWithNewView = function (view) {
|
|
if (IsReadableStreamBYOBRequest(this) === false) {
|
|
throw byobRequestBrandCheckException('respond');
|
|
}
|
|
if (this._associatedReadableByteStreamController === undefined) {
|
|
throw new TypeError('This BYOB request has been invalidated');
|
|
}
|
|
if (!ArrayBuffer.isView(view)) {
|
|
throw new TypeError('You can only respond with array buffer views');
|
|
}
|
|
if (IsDetachedBuffer(view.buffer) === true);
|
|
ReadableByteStreamControllerRespondWithNewView(this._associatedReadableByteStreamController, view);
|
|
};
|
|
return ReadableStreamBYOBRequest;
|
|
}();
|
|
var ReadableByteStreamController = function () {
|
|
function ReadableByteStreamController() {
|
|
throw new TypeError('ReadableByteStreamController constructor cannot be used directly');
|
|
}
|
|
Object.defineProperty(ReadableByteStreamController.prototype, "byobRequest", {
|
|
get: function () {
|
|
if (IsReadableByteStreamController(this) === false) {
|
|
throw byteStreamControllerBrandCheckException('byobRequest');
|
|
}
|
|
if (this._byobRequest === undefined && this._pendingPullIntos.length > 0) {
|
|
var firstDescriptor = this._pendingPullIntos.peek();
|
|
var view = new Uint8Array(firstDescriptor.buffer, firstDescriptor.byteOffset + firstDescriptor.bytesFilled, firstDescriptor.byteLength - firstDescriptor.bytesFilled);
|
|
var byobRequest = Object.create(ReadableStreamBYOBRequest.prototype);
|
|
SetUpReadableStreamBYOBRequest(byobRequest, this, view);
|
|
this._byobRequest = byobRequest;
|
|
}
|
|
return this._byobRequest;
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
Object.defineProperty(ReadableByteStreamController.prototype, "desiredSize", {
|
|
get: function () {
|
|
if (IsReadableByteStreamController(this) === false) {
|
|
throw byteStreamControllerBrandCheckException('desiredSize');
|
|
}
|
|
return ReadableByteStreamControllerGetDesiredSize(this);
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
ReadableByteStreamController.prototype.close = function () {
|
|
if (IsReadableByteStreamController(this) === false) {
|
|
throw byteStreamControllerBrandCheckException('close');
|
|
}
|
|
if (this._closeRequested === true) {
|
|
throw new TypeError('The stream has already been closed; do not close it again!');
|
|
}
|
|
var state = this._controlledReadableByteStream._state;
|
|
if (state !== 'readable') {
|
|
throw new TypeError("The stream (in " + state + " state) is not in the readable state and cannot be closed");
|
|
}
|
|
ReadableByteStreamControllerClose(this);
|
|
};
|
|
ReadableByteStreamController.prototype.enqueue = function (chunk) {
|
|
if (IsReadableByteStreamController(this) === false) {
|
|
throw byteStreamControllerBrandCheckException('enqueue');
|
|
}
|
|
if (this._closeRequested === true) {
|
|
throw new TypeError('stream is closed or draining');
|
|
}
|
|
var state = this._controlledReadableByteStream._state;
|
|
if (state !== 'readable') {
|
|
throw new TypeError("The stream (in " + state + " state) is not in the readable state and cannot be enqueued to");
|
|
}
|
|
if (!ArrayBuffer.isView(chunk)) {
|
|
throw new TypeError('You can only enqueue array buffer views when using a ReadableByteStreamController');
|
|
}
|
|
if (IsDetachedBuffer(chunk.buffer) === true);
|
|
ReadableByteStreamControllerEnqueue(this, chunk);
|
|
};
|
|
ReadableByteStreamController.prototype.error = function (e) {
|
|
if (IsReadableByteStreamController(this) === false) {
|
|
throw byteStreamControllerBrandCheckException('error');
|
|
}
|
|
ReadableByteStreamControllerError(this, e);
|
|
};
|
|
ReadableByteStreamController.prototype[CancelSteps] = function (reason) {
|
|
if (this._pendingPullIntos.length > 0) {
|
|
var firstDescriptor = this._pendingPullIntos.peek();
|
|
firstDescriptor.bytesFilled = 0;
|
|
}
|
|
ResetQueue(this);
|
|
var result = this._cancelAlgorithm(reason);
|
|
ReadableByteStreamControllerClearAlgorithms(this);
|
|
return result;
|
|
};
|
|
ReadableByteStreamController.prototype[PullSteps] = function () {
|
|
var stream = this._controlledReadableByteStream;
|
|
if (this._queueTotalSize > 0) {
|
|
var entry = this._queue.shift();
|
|
this._queueTotalSize -= entry.byteLength;
|
|
ReadableByteStreamControllerHandleQueueDrain(this);
|
|
var view = void 0;
|
|
try {
|
|
view = new Uint8Array(entry.buffer, entry.byteOffset, entry.byteLength);
|
|
} catch (viewE) {
|
|
return Promise.reject(viewE);
|
|
}
|
|
return Promise.resolve(ReadableStreamCreateReadResult(view, false, stream._reader._forAuthorCode));
|
|
}
|
|
var autoAllocateChunkSize = this._autoAllocateChunkSize;
|
|
if (autoAllocateChunkSize !== undefined) {
|
|
var buffer = void 0;
|
|
try {
|
|
buffer = new ArrayBuffer(autoAllocateChunkSize);
|
|
} catch (bufferE) {
|
|
return Promise.reject(bufferE);
|
|
}
|
|
var pullIntoDescriptor = {
|
|
buffer: buffer,
|
|
byteOffset: 0,
|
|
byteLength: autoAllocateChunkSize,
|
|
bytesFilled: 0,
|
|
elementSize: 1,
|
|
ctor: Uint8Array,
|
|
readerType: 'default'
|
|
};
|
|
this._pendingPullIntos.push(pullIntoDescriptor);
|
|
}
|
|
var promise = ReadableStreamAddReadRequest(stream);
|
|
ReadableByteStreamControllerCallPullIfNeeded(this);
|
|
return promise;
|
|
};
|
|
return ReadableByteStreamController;
|
|
}();
|
|
function IsReadableByteStreamController(x) {
|
|
if (!typeIsObject(x)) {
|
|
return false;
|
|
}
|
|
if (!Object.prototype.hasOwnProperty.call(x, '_controlledReadableByteStream')) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function IsReadableStreamBYOBRequest(x) {
|
|
if (!typeIsObject(x)) {
|
|
return false;
|
|
}
|
|
if (!Object.prototype.hasOwnProperty.call(x, '_associatedReadableByteStreamController')) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function ReadableByteStreamControllerCallPullIfNeeded(controller) {
|
|
var shouldPull = ReadableByteStreamControllerShouldCallPull(controller);
|
|
if (shouldPull === false) {
|
|
return;
|
|
}
|
|
if (controller._pulling === true) {
|
|
controller._pullAgain = true;
|
|
return;
|
|
}
|
|
controller._pulling = true;
|
|
var pullPromise = controller._pullAlgorithm();
|
|
pullPromise.then(function () {
|
|
controller._pulling = false;
|
|
if (controller._pullAgain === true) {
|
|
controller._pullAgain = false;
|
|
ReadableByteStreamControllerCallPullIfNeeded(controller);
|
|
}
|
|
}, function (e) {
|
|
ReadableByteStreamControllerError(controller, e);
|
|
}).catch(rethrowAssertionErrorRejection);
|
|
}
|
|
function ReadableByteStreamControllerClearPendingPullIntos(controller) {
|
|
ReadableByteStreamControllerInvalidateBYOBRequest(controller);
|
|
controller._pendingPullIntos = new SimpleQueue();
|
|
}
|
|
function ReadableByteStreamControllerCommitPullIntoDescriptor(stream, pullIntoDescriptor) {
|
|
var done = false;
|
|
if (stream._state === 'closed') {
|
|
done = true;
|
|
}
|
|
var filledView = ReadableByteStreamControllerConvertPullIntoDescriptor(pullIntoDescriptor);
|
|
if (pullIntoDescriptor.readerType === 'default') {
|
|
ReadableStreamFulfillReadRequest(stream, filledView, done);
|
|
} else {
|
|
ReadableStreamFulfillReadIntoRequest(stream, filledView, done);
|
|
}
|
|
}
|
|
function ReadableByteStreamControllerConvertPullIntoDescriptor(pullIntoDescriptor) {
|
|
var bytesFilled = pullIntoDescriptor.bytesFilled;
|
|
var elementSize = pullIntoDescriptor.elementSize;
|
|
return new pullIntoDescriptor.ctor(pullIntoDescriptor.buffer, pullIntoDescriptor.byteOffset, bytesFilled / elementSize);
|
|
}
|
|
function ReadableByteStreamControllerEnqueueChunkToQueue(controller, buffer, byteOffset, byteLength) {
|
|
controller._queue.push({
|
|
buffer: buffer,
|
|
byteOffset: byteOffset,
|
|
byteLength: byteLength
|
|
});
|
|
controller._queueTotalSize += byteLength;
|
|
}
|
|
function ReadableByteStreamControllerFillPullIntoDescriptorFromQueue(controller, pullIntoDescriptor) {
|
|
var elementSize = pullIntoDescriptor.elementSize;
|
|
var currentAlignedBytes = pullIntoDescriptor.bytesFilled - pullIntoDescriptor.bytesFilled % elementSize;
|
|
var maxBytesToCopy = Math.min(controller._queueTotalSize, pullIntoDescriptor.byteLength - pullIntoDescriptor.bytesFilled);
|
|
var maxBytesFilled = pullIntoDescriptor.bytesFilled + maxBytesToCopy;
|
|
var maxAlignedBytes = maxBytesFilled - maxBytesFilled % elementSize;
|
|
var totalBytesToCopyRemaining = maxBytesToCopy;
|
|
var ready = false;
|
|
if (maxAlignedBytes > currentAlignedBytes) {
|
|
totalBytesToCopyRemaining = maxAlignedBytes - pullIntoDescriptor.bytesFilled;
|
|
ready = true;
|
|
}
|
|
var queue = controller._queue;
|
|
while (totalBytesToCopyRemaining > 0) {
|
|
var headOfQueue = queue.peek();
|
|
var bytesToCopy = Math.min(totalBytesToCopyRemaining, headOfQueue.byteLength);
|
|
var destStart = pullIntoDescriptor.byteOffset + pullIntoDescriptor.bytesFilled;
|
|
ArrayBufferCopy(pullIntoDescriptor.buffer, destStart, headOfQueue.buffer, headOfQueue.byteOffset, bytesToCopy);
|
|
if (headOfQueue.byteLength === bytesToCopy) {
|
|
queue.shift();
|
|
} else {
|
|
headOfQueue.byteOffset += bytesToCopy;
|
|
headOfQueue.byteLength -= bytesToCopy;
|
|
}
|
|
controller._queueTotalSize -= bytesToCopy;
|
|
ReadableByteStreamControllerFillHeadPullIntoDescriptor(controller, bytesToCopy, pullIntoDescriptor);
|
|
totalBytesToCopyRemaining -= bytesToCopy;
|
|
}
|
|
return ready;
|
|
}
|
|
function ReadableByteStreamControllerFillHeadPullIntoDescriptor(controller, size, pullIntoDescriptor) {
|
|
ReadableByteStreamControllerInvalidateBYOBRequest(controller);
|
|
pullIntoDescriptor.bytesFilled += size;
|
|
}
|
|
function ReadableByteStreamControllerHandleQueueDrain(controller) {
|
|
if (controller._queueTotalSize === 0 && controller._closeRequested === true) {
|
|
ReadableByteStreamControllerClearAlgorithms(controller);
|
|
ReadableStreamClose(controller._controlledReadableByteStream);
|
|
} else {
|
|
ReadableByteStreamControllerCallPullIfNeeded(controller);
|
|
}
|
|
}
|
|
function ReadableByteStreamControllerInvalidateBYOBRequest(controller) {
|
|
if (controller._byobRequest === undefined) {
|
|
return;
|
|
}
|
|
controller._byobRequest._associatedReadableByteStreamController = undefined;
|
|
controller._byobRequest._view = undefined;
|
|
controller._byobRequest = undefined;
|
|
}
|
|
function ReadableByteStreamControllerProcessPullIntoDescriptorsUsingQueue(controller) {
|
|
while (controller._pendingPullIntos.length > 0) {
|
|
if (controller._queueTotalSize === 0) {
|
|
return;
|
|
}
|
|
var pullIntoDescriptor = controller._pendingPullIntos.peek();
|
|
if (ReadableByteStreamControllerFillPullIntoDescriptorFromQueue(controller, pullIntoDescriptor) === true) {
|
|
ReadableByteStreamControllerShiftPendingPullInto(controller);
|
|
ReadableByteStreamControllerCommitPullIntoDescriptor(controller._controlledReadableByteStream, pullIntoDescriptor);
|
|
}
|
|
}
|
|
}
|
|
function ReadableByteStreamControllerPullInto(controller, view) {
|
|
var stream = controller._controlledReadableByteStream;
|
|
var elementSize = 1;
|
|
if (view.constructor !== DataView) {
|
|
elementSize = view.constructor.BYTES_PER_ELEMENT;
|
|
}
|
|
var ctor = view.constructor;
|
|
var buffer = TransferArrayBuffer(view.buffer);
|
|
var pullIntoDescriptor = {
|
|
buffer: buffer,
|
|
byteOffset: view.byteOffset,
|
|
byteLength: view.byteLength,
|
|
bytesFilled: 0,
|
|
elementSize: elementSize,
|
|
ctor: ctor,
|
|
readerType: 'byob'
|
|
};
|
|
if (controller._pendingPullIntos.length > 0) {
|
|
controller._pendingPullIntos.push(pullIntoDescriptor);
|
|
return ReadableStreamAddReadIntoRequest(stream);
|
|
}
|
|
if (stream._state === 'closed') {
|
|
var emptyView = new ctor(pullIntoDescriptor.buffer, pullIntoDescriptor.byteOffset, 0);
|
|
return Promise.resolve(ReadableStreamCreateReadResult(emptyView, true, stream._reader._forAuthorCode));
|
|
}
|
|
if (controller._queueTotalSize > 0) {
|
|
if (ReadableByteStreamControllerFillPullIntoDescriptorFromQueue(controller, pullIntoDescriptor) === true) {
|
|
var filledView = ReadableByteStreamControllerConvertPullIntoDescriptor(pullIntoDescriptor);
|
|
ReadableByteStreamControllerHandleQueueDrain(controller);
|
|
return Promise.resolve(ReadableStreamCreateReadResult(filledView, false, stream._reader._forAuthorCode));
|
|
}
|
|
if (controller._closeRequested === true) {
|
|
var e = new TypeError('Insufficient bytes to fill elements in the given buffer');
|
|
ReadableByteStreamControllerError(controller, e);
|
|
return Promise.reject(e);
|
|
}
|
|
}
|
|
controller._pendingPullIntos.push(pullIntoDescriptor);
|
|
var promise = ReadableStreamAddReadIntoRequest(stream);
|
|
ReadableByteStreamControllerCallPullIfNeeded(controller);
|
|
return promise;
|
|
}
|
|
function ReadableByteStreamControllerRespondInClosedState(controller, firstDescriptor) {
|
|
firstDescriptor.buffer = TransferArrayBuffer(firstDescriptor.buffer);
|
|
var stream = controller._controlledReadableByteStream;
|
|
if (ReadableStreamHasBYOBReader(stream) === true) {
|
|
while (ReadableStreamGetNumReadIntoRequests(stream) > 0) {
|
|
var pullIntoDescriptor = ReadableByteStreamControllerShiftPendingPullInto(controller);
|
|
ReadableByteStreamControllerCommitPullIntoDescriptor(stream, pullIntoDescriptor);
|
|
}
|
|
}
|
|
}
|
|
function ReadableByteStreamControllerRespondInReadableState(controller, bytesWritten, pullIntoDescriptor) {
|
|
if (pullIntoDescriptor.bytesFilled + bytesWritten > pullIntoDescriptor.byteLength) {
|
|
throw new RangeError('bytesWritten out of range');
|
|
}
|
|
ReadableByteStreamControllerFillHeadPullIntoDescriptor(controller, bytesWritten, pullIntoDescriptor);
|
|
if (pullIntoDescriptor.bytesFilled < pullIntoDescriptor.elementSize) {
|
|
return;
|
|
}
|
|
ReadableByteStreamControllerShiftPendingPullInto(controller);
|
|
var remainderSize = pullIntoDescriptor.bytesFilled % pullIntoDescriptor.elementSize;
|
|
if (remainderSize > 0) {
|
|
var end = pullIntoDescriptor.byteOffset + pullIntoDescriptor.bytesFilled;
|
|
var remainder = pullIntoDescriptor.buffer.slice(end - remainderSize, end);
|
|
ReadableByteStreamControllerEnqueueChunkToQueue(controller, remainder, 0, remainder.byteLength);
|
|
}
|
|
pullIntoDescriptor.buffer = TransferArrayBuffer(pullIntoDescriptor.buffer);
|
|
pullIntoDescriptor.bytesFilled -= remainderSize;
|
|
ReadableByteStreamControllerCommitPullIntoDescriptor(controller._controlledReadableByteStream, pullIntoDescriptor);
|
|
ReadableByteStreamControllerProcessPullIntoDescriptorsUsingQueue(controller);
|
|
}
|
|
function ReadableByteStreamControllerRespondInternal(controller, bytesWritten) {
|
|
var firstDescriptor = controller._pendingPullIntos.peek();
|
|
var stream = controller._controlledReadableByteStream;
|
|
if (stream._state === 'closed') {
|
|
if (bytesWritten !== 0) {
|
|
throw new TypeError('bytesWritten must be 0 when calling respond() on a closed stream');
|
|
}
|
|
ReadableByteStreamControllerRespondInClosedState(controller, firstDescriptor);
|
|
} else {
|
|
ReadableByteStreamControllerRespondInReadableState(controller, bytesWritten, firstDescriptor);
|
|
}
|
|
ReadableByteStreamControllerCallPullIfNeeded(controller);
|
|
}
|
|
function ReadableByteStreamControllerShiftPendingPullInto(controller) {
|
|
var descriptor = controller._pendingPullIntos.shift();
|
|
ReadableByteStreamControllerInvalidateBYOBRequest(controller);
|
|
return descriptor;
|
|
}
|
|
function ReadableByteStreamControllerShouldCallPull(controller) {
|
|
var stream = controller._controlledReadableByteStream;
|
|
if (stream._state !== 'readable') {
|
|
return false;
|
|
}
|
|
if (controller._closeRequested === true) {
|
|
return false;
|
|
}
|
|
if (controller._started === false) {
|
|
return false;
|
|
}
|
|
if (ReadableStreamHasDefaultReader(stream) === true && ReadableStreamGetNumReadRequests(stream) > 0) {
|
|
return true;
|
|
}
|
|
if (ReadableStreamHasBYOBReader(stream) === true && ReadableStreamGetNumReadIntoRequests(stream) > 0) {
|
|
return true;
|
|
}
|
|
var desiredSize = ReadableByteStreamControllerGetDesiredSize(controller);
|
|
if (desiredSize > 0) {
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
function ReadableByteStreamControllerClearAlgorithms(controller) {
|
|
controller._pullAlgorithm = undefined;
|
|
controller._cancelAlgorithm = undefined;
|
|
}
|
|
function ReadableByteStreamControllerClose(controller) {
|
|
var stream = controller._controlledReadableByteStream;
|
|
if (controller._queueTotalSize > 0) {
|
|
controller._closeRequested = true;
|
|
return;
|
|
}
|
|
if (controller._pendingPullIntos.length > 0) {
|
|
var firstPendingPullInto = controller._pendingPullIntos.peek();
|
|
if (firstPendingPullInto.bytesFilled > 0) {
|
|
var e = new TypeError('Insufficient bytes to fill elements in the given buffer');
|
|
ReadableByteStreamControllerError(controller, e);
|
|
throw e;
|
|
}
|
|
}
|
|
ReadableByteStreamControllerClearAlgorithms(controller);
|
|
ReadableStreamClose(stream);
|
|
}
|
|
function ReadableByteStreamControllerEnqueue(controller, chunk) {
|
|
var stream = controller._controlledReadableByteStream;
|
|
var buffer = chunk.buffer;
|
|
var byteOffset = chunk.byteOffset;
|
|
var byteLength = chunk.byteLength;
|
|
var transferredBuffer = TransferArrayBuffer(buffer);
|
|
if (ReadableStreamHasDefaultReader(stream) === true) {
|
|
if (ReadableStreamGetNumReadRequests(stream) === 0) {
|
|
ReadableByteStreamControllerEnqueueChunkToQueue(controller, transferredBuffer, byteOffset, byteLength);
|
|
} else {
|
|
var transferredView = new Uint8Array(transferredBuffer, byteOffset, byteLength);
|
|
ReadableStreamFulfillReadRequest(stream, transferredView, false);
|
|
}
|
|
} else if (ReadableStreamHasBYOBReader(stream) === true) {
|
|
ReadableByteStreamControllerEnqueueChunkToQueue(controller, transferredBuffer, byteOffset, byteLength);
|
|
ReadableByteStreamControllerProcessPullIntoDescriptorsUsingQueue(controller);
|
|
} else {
|
|
ReadableByteStreamControllerEnqueueChunkToQueue(controller, transferredBuffer, byteOffset, byteLength);
|
|
}
|
|
ReadableByteStreamControllerCallPullIfNeeded(controller);
|
|
}
|
|
function ReadableByteStreamControllerError(controller, e) {
|
|
var stream = controller._controlledReadableByteStream;
|
|
if (stream._state !== 'readable') {
|
|
return;
|
|
}
|
|
ReadableByteStreamControllerClearPendingPullIntos(controller);
|
|
ResetQueue(controller);
|
|
ReadableByteStreamControllerClearAlgorithms(controller);
|
|
ReadableStreamError(stream, e);
|
|
}
|
|
function ReadableByteStreamControllerGetDesiredSize(controller) {
|
|
var stream = controller._controlledReadableByteStream;
|
|
var state = stream._state;
|
|
if (state === 'errored') {
|
|
return null;
|
|
}
|
|
if (state === 'closed') {
|
|
return 0;
|
|
}
|
|
return controller._strategyHWM - controller._queueTotalSize;
|
|
}
|
|
function ReadableByteStreamControllerRespond(controller, bytesWritten) {
|
|
bytesWritten = Number(bytesWritten);
|
|
if (IsFiniteNonNegativeNumber(bytesWritten) === false) {
|
|
throw new RangeError('bytesWritten must be a finite');
|
|
}
|
|
ReadableByteStreamControllerRespondInternal(controller, bytesWritten);
|
|
}
|
|
function ReadableByteStreamControllerRespondWithNewView(controller, view) {
|
|
var firstDescriptor = controller._pendingPullIntos.peek();
|
|
if (firstDescriptor.byteOffset + firstDescriptor.bytesFilled !== view.byteOffset) {
|
|
throw new RangeError('The region specified by view does not match byobRequest');
|
|
}
|
|
if (firstDescriptor.byteLength !== view.byteLength) {
|
|
throw new RangeError('The buffer of view has different capacity than byobRequest');
|
|
}
|
|
firstDescriptor.buffer = view.buffer;
|
|
ReadableByteStreamControllerRespondInternal(controller, view.byteLength);
|
|
}
|
|
function SetUpReadableByteStreamController(stream, controller, startAlgorithm, pullAlgorithm, cancelAlgorithm, highWaterMark, autoAllocateChunkSize) {
|
|
controller._controlledReadableByteStream = stream;
|
|
controller._pullAgain = false;
|
|
controller._pulling = false;
|
|
controller._byobRequest = undefined;
|
|
controller._queue = controller._queueTotalSize = undefined;
|
|
ResetQueue(controller);
|
|
controller._closeRequested = false;
|
|
controller._started = false;
|
|
controller._strategyHWM = ValidateAndNormalizeHighWaterMark(highWaterMark);
|
|
controller._pullAlgorithm = pullAlgorithm;
|
|
controller._cancelAlgorithm = cancelAlgorithm;
|
|
controller._autoAllocateChunkSize = autoAllocateChunkSize;
|
|
controller._pendingPullIntos = new SimpleQueue();
|
|
stream._readableStreamController = controller;
|
|
var startResult = startAlgorithm();
|
|
Promise.resolve(startResult).then(function () {
|
|
controller._started = true;
|
|
ReadableByteStreamControllerCallPullIfNeeded(controller);
|
|
}, function (r) {
|
|
ReadableByteStreamControllerError(controller, r);
|
|
}).catch(rethrowAssertionErrorRejection);
|
|
}
|
|
function SetUpReadableByteStreamControllerFromUnderlyingSource(stream, underlyingByteSource, highWaterMark) {
|
|
var controller = Object.create(ReadableByteStreamController.prototype);
|
|
function startAlgorithm() {
|
|
return InvokeOrNoop(underlyingByteSource, 'start', [controller]);
|
|
}
|
|
var pullAlgorithm = CreateAlgorithmFromUnderlyingMethod(underlyingByteSource, 'pull', 0, [controller]);
|
|
var cancelAlgorithm = CreateAlgorithmFromUnderlyingMethod(underlyingByteSource, 'cancel', 1, []);
|
|
var autoAllocateChunkSize = underlyingByteSource.autoAllocateChunkSize;
|
|
if (autoAllocateChunkSize !== undefined) {
|
|
autoAllocateChunkSize = Number(autoAllocateChunkSize);
|
|
if (NumberIsInteger(autoAllocateChunkSize) === false || autoAllocateChunkSize <= 0) {
|
|
throw new RangeError('autoAllocateChunkSize must be a positive integer');
|
|
}
|
|
}
|
|
SetUpReadableByteStreamController(stream, controller, startAlgorithm, pullAlgorithm, cancelAlgorithm, highWaterMark, autoAllocateChunkSize);
|
|
}
|
|
function SetUpReadableStreamBYOBRequest(request, controller, view) {
|
|
request._associatedReadableByteStreamController = controller;
|
|
request._view = view;
|
|
}
|
|
function byobRequestBrandCheckException(name) {
|
|
return new TypeError("ReadableStreamBYOBRequest.prototype." + name + " can only be used on a ReadableStreamBYOBRequest");
|
|
}
|
|
function byteStreamControllerBrandCheckException(name) {
|
|
return new TypeError("ReadableByteStreamController.prototype." + name + " can only be used on a ReadableByteStreamController");
|
|
}
|
|
function AcquireReadableStreamBYOBReader(stream, forAuthorCode) {
|
|
if (forAuthorCode === void 0) {
|
|
forAuthorCode = false;
|
|
}
|
|
var reader = new ReadableStreamBYOBReader(stream);
|
|
reader._forAuthorCode = forAuthorCode;
|
|
return reader;
|
|
}
|
|
function ReadableStreamAddReadIntoRequest(stream) {
|
|
var promise = new Promise(function (resolve, reject) {
|
|
var readIntoRequest = {
|
|
_resolve: resolve,
|
|
_reject: reject
|
|
};
|
|
stream._reader._readIntoRequests.push(readIntoRequest);
|
|
});
|
|
return promise;
|
|
}
|
|
function ReadableStreamFulfillReadIntoRequest(stream, chunk, done) {
|
|
var reader = stream._reader;
|
|
var readIntoRequest = reader._readIntoRequests.shift();
|
|
readIntoRequest._resolve(ReadableStreamCreateReadResult(chunk, done, reader._forAuthorCode));
|
|
}
|
|
function ReadableStreamGetNumReadIntoRequests(stream) {
|
|
return stream._reader._readIntoRequests.length;
|
|
}
|
|
function ReadableStreamHasBYOBReader(stream) {
|
|
var reader = stream._reader;
|
|
if (reader === undefined) {
|
|
return false;
|
|
}
|
|
if (!IsReadableStreamBYOBReader(reader)) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
var ReadableStreamBYOBReader = function () {
|
|
function ReadableStreamBYOBReader(stream) {
|
|
if (!IsReadableStream(stream)) {
|
|
throw new TypeError('ReadableStreamBYOBReader can only be constructed with a ReadableStream instance given a ' + 'byte source');
|
|
}
|
|
if (IsReadableByteStreamController(stream._readableStreamController) === false) {
|
|
throw new TypeError('Cannot construct a ReadableStreamBYOBReader for a stream not constructed with a byte ' + 'source');
|
|
}
|
|
if (IsReadableStreamLocked(stream)) {
|
|
throw new TypeError('This stream has already been locked for exclusive reading by another reader');
|
|
}
|
|
ReadableStreamReaderGenericInitialize(this, stream);
|
|
this._readIntoRequests = new SimpleQueue();
|
|
}
|
|
Object.defineProperty(ReadableStreamBYOBReader.prototype, "closed", {
|
|
get: function () {
|
|
if (!IsReadableStreamBYOBReader(this)) {
|
|
return Promise.reject(byobReaderBrandCheckException('closed'));
|
|
}
|
|
return this._closedPromise;
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
ReadableStreamBYOBReader.prototype.cancel = function (reason) {
|
|
if (!IsReadableStreamBYOBReader(this)) {
|
|
return Promise.reject(byobReaderBrandCheckException('cancel'));
|
|
}
|
|
if (this._ownerReadableStream === undefined) {
|
|
return Promise.reject(readerLockException('cancel'));
|
|
}
|
|
return ReadableStreamReaderGenericCancel(this, reason);
|
|
};
|
|
ReadableStreamBYOBReader.prototype.read = function (view) {
|
|
if (!IsReadableStreamBYOBReader(this)) {
|
|
return Promise.reject(byobReaderBrandCheckException('read'));
|
|
}
|
|
if (this._ownerReadableStream === undefined) {
|
|
return Promise.reject(readerLockException('read from'));
|
|
}
|
|
if (!ArrayBuffer.isView(view)) {
|
|
return Promise.reject(new TypeError('view must be an array buffer view'));
|
|
}
|
|
if (IsDetachedBuffer(view.buffer) === true);
|
|
if (view.byteLength === 0) {
|
|
return Promise.reject(new TypeError('view must have non-zero byteLength'));
|
|
}
|
|
return ReadableStreamBYOBReaderRead(this, view);
|
|
};
|
|
ReadableStreamBYOBReader.prototype.releaseLock = function () {
|
|
if (!IsReadableStreamBYOBReader(this)) {
|
|
throw byobReaderBrandCheckException('releaseLock');
|
|
}
|
|
if (this._ownerReadableStream === undefined) {
|
|
return;
|
|
}
|
|
if (this._readIntoRequests.length > 0) {
|
|
throw new TypeError('Tried to release a reader lock when that reader has pending read() calls un-settled');
|
|
}
|
|
ReadableStreamReaderGenericRelease(this);
|
|
};
|
|
return ReadableStreamBYOBReader;
|
|
}();
|
|
function IsReadableStreamBYOBReader(x) {
|
|
if (!typeIsObject(x)) {
|
|
return false;
|
|
}
|
|
if (!Object.prototype.hasOwnProperty.call(x, '_readIntoRequests')) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function ReadableStreamBYOBReaderRead(reader, view) {
|
|
var stream = reader._ownerReadableStream;
|
|
stream._disturbed = true;
|
|
if (stream._state === 'errored') {
|
|
return Promise.reject(stream._storedError);
|
|
}
|
|
return ReadableByteStreamControllerPullInto(stream._readableStreamController, view);
|
|
}
|
|
function byobReaderBrandCheckException(name) {
|
|
return new TypeError("ReadableStreamBYOBReader.prototype." + name + " can only be used on a ReadableStreamBYOBReader");
|
|
}
|
|
var ReadableStream = function () {
|
|
function ReadableStream(underlyingSource, strategy) {
|
|
if (underlyingSource === void 0) {
|
|
underlyingSource = {};
|
|
}
|
|
if (strategy === void 0) {
|
|
strategy = {};
|
|
}
|
|
InitializeReadableStream(this);
|
|
var size = strategy.size;
|
|
var highWaterMark = strategy.highWaterMark;
|
|
var type = underlyingSource.type;
|
|
var typeString = String(type);
|
|
if (typeString === 'bytes') {
|
|
if (size !== undefined) {
|
|
throw new RangeError('The strategy for a byte stream cannot have a size function');
|
|
}
|
|
if (highWaterMark === undefined) {
|
|
highWaterMark = 0;
|
|
}
|
|
highWaterMark = ValidateAndNormalizeHighWaterMark(highWaterMark);
|
|
SetUpReadableByteStreamControllerFromUnderlyingSource(this, underlyingSource, highWaterMark);
|
|
} else if (type === undefined) {
|
|
var sizeAlgorithm = MakeSizeAlgorithmFromSizeFunction(size);
|
|
if (highWaterMark === undefined) {
|
|
highWaterMark = 1;
|
|
}
|
|
highWaterMark = ValidateAndNormalizeHighWaterMark(highWaterMark);
|
|
SetUpReadableStreamDefaultControllerFromUnderlyingSource(this, underlyingSource, highWaterMark, sizeAlgorithm);
|
|
} else {
|
|
throw new RangeError('Invalid type is specified');
|
|
}
|
|
}
|
|
Object.defineProperty(ReadableStream.prototype, "locked", {
|
|
get: function () {
|
|
if (IsReadableStream(this) === false) {
|
|
throw streamBrandCheckException$1('locked');
|
|
}
|
|
return IsReadableStreamLocked(this);
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
ReadableStream.prototype.cancel = function (reason) {
|
|
if (IsReadableStream(this) === false) {
|
|
return Promise.reject(streamBrandCheckException$1('cancel'));
|
|
}
|
|
if (IsReadableStreamLocked(this) === true) {
|
|
return Promise.reject(new TypeError('Cannot cancel a stream that already has a reader'));
|
|
}
|
|
return ReadableStreamCancel(this, reason);
|
|
};
|
|
ReadableStream.prototype.getReader = function (_a) {
|
|
var mode = (_a === void 0 ? {} : _a).mode;
|
|
if (IsReadableStream(this) === false) {
|
|
throw streamBrandCheckException$1('getReader');
|
|
}
|
|
if (mode === undefined) {
|
|
return AcquireReadableStreamDefaultReader(this, true);
|
|
}
|
|
mode = String(mode);
|
|
if (mode === 'byob') {
|
|
return AcquireReadableStreamBYOBReader(this, true);
|
|
}
|
|
throw new RangeError('Invalid mode is specified');
|
|
};
|
|
ReadableStream.prototype.pipeThrough = function (_a, _b) {
|
|
var writable = _a.writable, readable = _a.readable;
|
|
var _c = _b === void 0 ? {} : _b, preventClose = _c.preventClose, preventAbort = _c.preventAbort, preventCancel = _c.preventCancel, signal = _c.signal;
|
|
if (IsReadableStream(this) === false) {
|
|
throw streamBrandCheckException$1('pipeThrough');
|
|
}
|
|
if (IsWritableStream(writable) === false) {
|
|
throw new TypeError('writable argument to pipeThrough must be a WritableStream');
|
|
}
|
|
if (IsReadableStream(readable) === false) {
|
|
throw new TypeError('readable argument to pipeThrough must be a ReadableStream');
|
|
}
|
|
preventClose = Boolean(preventClose);
|
|
preventAbort = Boolean(preventAbort);
|
|
preventCancel = Boolean(preventCancel);
|
|
if (signal !== undefined && !isAbortSignal(signal)) {
|
|
throw new TypeError('ReadableStream.prototype.pipeThrough\'s signal option must be an AbortSignal');
|
|
}
|
|
if (IsReadableStreamLocked(this) === true) {
|
|
throw new TypeError('ReadableStream.prototype.pipeThrough cannot be used on a locked ReadableStream');
|
|
}
|
|
if (IsWritableStreamLocked(writable) === true) {
|
|
throw new TypeError('ReadableStream.prototype.pipeThrough cannot be used on a locked WritableStream');
|
|
}
|
|
var promise = ReadableStreamPipeTo(this, writable, preventClose, preventAbort, preventCancel, signal);
|
|
promise.catch(noop);
|
|
return readable;
|
|
};
|
|
ReadableStream.prototype.pipeTo = function (dest, _a) {
|
|
var _b = _a === void 0 ? {} : _a, preventClose = _b.preventClose, preventAbort = _b.preventAbort, preventCancel = _b.preventCancel, signal = _b.signal;
|
|
if (IsReadableStream(this) === false) {
|
|
return Promise.reject(streamBrandCheckException$1('pipeTo'));
|
|
}
|
|
if (IsWritableStream(dest) === false) {
|
|
return Promise.reject(new TypeError('ReadableStream.prototype.pipeTo\'s first argument must be a WritableStream'));
|
|
}
|
|
preventClose = Boolean(preventClose);
|
|
preventAbort = Boolean(preventAbort);
|
|
preventCancel = Boolean(preventCancel);
|
|
if (signal !== undefined && !isAbortSignal(signal)) {
|
|
return Promise.reject(new TypeError('ReadableStream.prototype.pipeTo\'s signal option must be an AbortSignal'));
|
|
}
|
|
if (IsReadableStreamLocked(this) === true) {
|
|
return Promise.reject(new TypeError('ReadableStream.prototype.pipeTo cannot be used on a locked ReadableStream'));
|
|
}
|
|
if (IsWritableStreamLocked(dest) === true) {
|
|
return Promise.reject(new TypeError('ReadableStream.prototype.pipeTo cannot be used on a locked WritableStream'));
|
|
}
|
|
return ReadableStreamPipeTo(this, dest, preventClose, preventAbort, preventCancel, signal);
|
|
};
|
|
ReadableStream.prototype.tee = function () {
|
|
if (IsReadableStream(this) === false) {
|
|
throw streamBrandCheckException$1('tee');
|
|
}
|
|
var branches = ReadableStreamTee(this);
|
|
return createArrayFromList(branches);
|
|
};
|
|
ReadableStream.prototype.getIterator = function (_a) {
|
|
var _b = (_a === void 0 ? {} : _a).preventCancel, preventCancel = _b === void 0 ? false : _b;
|
|
if (IsReadableStream(this) === false) {
|
|
throw streamBrandCheckException$1('getIterator');
|
|
}
|
|
return AcquireReadableStreamAsyncIterator(this, preventCancel);
|
|
};
|
|
return ReadableStream;
|
|
}();
|
|
if (typeof SymbolPolyfill.asyncIterator === 'symbol') {
|
|
Object.defineProperty(ReadableStream.prototype, SymbolPolyfill.asyncIterator, {
|
|
value: ReadableStream.prototype.getIterator,
|
|
enumerable: false,
|
|
writable: true,
|
|
configurable: true
|
|
});
|
|
}
|
|
function CreateReadableStream(startAlgorithm, pullAlgorithm, cancelAlgorithm, highWaterMark, sizeAlgorithm) {
|
|
if (highWaterMark === void 0) {
|
|
highWaterMark = 1;
|
|
}
|
|
if (sizeAlgorithm === void 0) {
|
|
sizeAlgorithm = function () {
|
|
return 1;
|
|
};
|
|
}
|
|
var stream = Object.create(ReadableStream.prototype);
|
|
InitializeReadableStream(stream);
|
|
var controller = Object.create(ReadableStreamDefaultController.prototype);
|
|
SetUpReadableStreamDefaultController(stream, controller, startAlgorithm, pullAlgorithm, cancelAlgorithm, highWaterMark, sizeAlgorithm);
|
|
return stream;
|
|
}
|
|
function InitializeReadableStream(stream) {
|
|
stream._state = 'readable';
|
|
stream._reader = undefined;
|
|
stream._storedError = undefined;
|
|
stream._disturbed = false;
|
|
}
|
|
function IsReadableStream(x) {
|
|
if (!typeIsObject(x)) {
|
|
return false;
|
|
}
|
|
if (!Object.prototype.hasOwnProperty.call(x, '_readableStreamController')) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function IsReadableStreamLocked(stream) {
|
|
if (stream._reader === undefined) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function ReadableStreamCancel(stream, reason) {
|
|
stream._disturbed = true;
|
|
if (stream._state === 'closed') {
|
|
return Promise.resolve(undefined);
|
|
}
|
|
if (stream._state === 'errored') {
|
|
return Promise.reject(stream._storedError);
|
|
}
|
|
ReadableStreamClose(stream);
|
|
var sourceCancelPromise = stream._readableStreamController[CancelSteps](reason);
|
|
return sourceCancelPromise.then(function () {
|
|
return undefined;
|
|
});
|
|
}
|
|
function ReadableStreamClose(stream) {
|
|
stream._state = 'closed';
|
|
var reader = stream._reader;
|
|
if (reader === undefined) {
|
|
return;
|
|
}
|
|
if (IsReadableStreamDefaultReader(reader)) {
|
|
reader._readRequests.forEach(function (readRequest) {
|
|
readRequest._resolve(ReadableStreamCreateReadResult(undefined, true, reader._forAuthorCode));
|
|
});
|
|
reader._readRequests = new SimpleQueue();
|
|
}
|
|
defaultReaderClosedPromiseResolve(reader);
|
|
}
|
|
function ReadableStreamError(stream, e) {
|
|
stream._state = 'errored';
|
|
stream._storedError = e;
|
|
var reader = stream._reader;
|
|
if (reader === undefined) {
|
|
return;
|
|
}
|
|
if (IsReadableStreamDefaultReader(reader)) {
|
|
reader._readRequests.forEach(function (readRequest) {
|
|
readRequest._reject(e);
|
|
});
|
|
reader._readRequests = new SimpleQueue();
|
|
} else {
|
|
reader._readIntoRequests.forEach(function (readIntoRequest) {
|
|
readIntoRequest._reject(e);
|
|
});
|
|
reader._readIntoRequests = new SimpleQueue();
|
|
}
|
|
defaultReaderClosedPromiseReject(reader, e);
|
|
}
|
|
function isAbortSignal(value) {
|
|
if (typeof value !== 'object' || value === null) {
|
|
return false;
|
|
}
|
|
var aborted = Object.getOwnPropertyDescriptor(AbortSignal.prototype, 'aborted').get;
|
|
try {
|
|
aborted.call(value);
|
|
return true;
|
|
} catch (e) {
|
|
return false;
|
|
}
|
|
}
|
|
function streamBrandCheckException$1(name) {
|
|
return new TypeError("ReadableStream.prototype." + name + " can only be used on a ReadableStream");
|
|
}
|
|
var ByteLengthQueuingStrategy = function () {
|
|
function ByteLengthQueuingStrategy(_a) {
|
|
var highWaterMark = _a.highWaterMark;
|
|
this.highWaterMark = highWaterMark;
|
|
}
|
|
ByteLengthQueuingStrategy.prototype.size = function (chunk) {
|
|
return chunk.byteLength;
|
|
};
|
|
return ByteLengthQueuingStrategy;
|
|
}();
|
|
var CountQueuingStrategy = function () {
|
|
function CountQueuingStrategy(_a) {
|
|
var highWaterMark = _a.highWaterMark;
|
|
this.highWaterMark = highWaterMark;
|
|
}
|
|
CountQueuingStrategy.prototype.size = function () {
|
|
return 1;
|
|
};
|
|
return CountQueuingStrategy;
|
|
}();
|
|
var TransformStream = function () {
|
|
function TransformStream(transformer, writableStrategy, readableStrategy) {
|
|
if (transformer === void 0) {
|
|
transformer = {};
|
|
}
|
|
if (writableStrategy === void 0) {
|
|
writableStrategy = {};
|
|
}
|
|
if (readableStrategy === void 0) {
|
|
readableStrategy = {};
|
|
}
|
|
var writableSizeFunction = writableStrategy.size;
|
|
var writableHighWaterMark = writableStrategy.highWaterMark;
|
|
var readableSizeFunction = readableStrategy.size;
|
|
var readableHighWaterMark = readableStrategy.highWaterMark;
|
|
var writableType = transformer.writableType;
|
|
if (writableType !== undefined) {
|
|
throw new RangeError('Invalid writable type specified');
|
|
}
|
|
var writableSizeAlgorithm = MakeSizeAlgorithmFromSizeFunction(writableSizeFunction);
|
|
if (writableHighWaterMark === undefined) {
|
|
writableHighWaterMark = 1;
|
|
}
|
|
writableHighWaterMark = ValidateAndNormalizeHighWaterMark(writableHighWaterMark);
|
|
var readableType = transformer.readableType;
|
|
if (readableType !== undefined) {
|
|
throw new RangeError('Invalid readable type specified');
|
|
}
|
|
var readableSizeAlgorithm = MakeSizeAlgorithmFromSizeFunction(readableSizeFunction);
|
|
if (readableHighWaterMark === undefined) {
|
|
readableHighWaterMark = 0;
|
|
}
|
|
readableHighWaterMark = ValidateAndNormalizeHighWaterMark(readableHighWaterMark);
|
|
var startPromise_resolve;
|
|
var startPromise = new Promise(function (resolve) {
|
|
startPromise_resolve = resolve;
|
|
});
|
|
InitializeTransformStream(this, startPromise, writableHighWaterMark, writableSizeAlgorithm, readableHighWaterMark, readableSizeAlgorithm);
|
|
SetUpTransformStreamDefaultControllerFromTransformer(this, transformer);
|
|
var startResult = InvokeOrNoop(transformer, 'start', [this._transformStreamController]);
|
|
startPromise_resolve(startResult);
|
|
}
|
|
Object.defineProperty(TransformStream.prototype, "readable", {
|
|
get: function () {
|
|
if (IsTransformStream(this) === false) {
|
|
throw streamBrandCheckException$2('readable');
|
|
}
|
|
return this._readable;
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
Object.defineProperty(TransformStream.prototype, "writable", {
|
|
get: function () {
|
|
if (IsTransformStream(this) === false) {
|
|
throw streamBrandCheckException$2('writable');
|
|
}
|
|
return this._writable;
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
return TransformStream;
|
|
}();
|
|
function InitializeTransformStream(stream, startPromise, writableHighWaterMark, writableSizeAlgorithm, readableHighWaterMark, readableSizeAlgorithm) {
|
|
function startAlgorithm() {
|
|
return startPromise;
|
|
}
|
|
function writeAlgorithm(chunk) {
|
|
return TransformStreamDefaultSinkWriteAlgorithm(stream, chunk);
|
|
}
|
|
function abortAlgorithm(reason) {
|
|
return TransformStreamDefaultSinkAbortAlgorithm(stream, reason);
|
|
}
|
|
function closeAlgorithm() {
|
|
return TransformStreamDefaultSinkCloseAlgorithm(stream);
|
|
}
|
|
stream._writable = CreateWritableStream(startAlgorithm, writeAlgorithm, closeAlgorithm, abortAlgorithm, writableHighWaterMark, writableSizeAlgorithm);
|
|
function pullAlgorithm() {
|
|
return TransformStreamDefaultSourcePullAlgorithm(stream);
|
|
}
|
|
function cancelAlgorithm(reason) {
|
|
TransformStreamErrorWritableAndUnblockWrite(stream, reason);
|
|
return Promise.resolve();
|
|
}
|
|
stream._readable = CreateReadableStream(startAlgorithm, pullAlgorithm, cancelAlgorithm, readableHighWaterMark, readableSizeAlgorithm);
|
|
stream._backpressure = undefined;
|
|
stream._backpressureChangePromise = undefined;
|
|
stream._backpressureChangePromise_resolve = undefined;
|
|
TransformStreamSetBackpressure(stream, true);
|
|
stream._transformStreamController = undefined;
|
|
}
|
|
function IsTransformStream(x) {
|
|
if (!typeIsObject(x)) {
|
|
return false;
|
|
}
|
|
if (!Object.prototype.hasOwnProperty.call(x, '_transformStreamController')) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function TransformStreamError(stream, e) {
|
|
ReadableStreamDefaultControllerError(stream._readable._readableStreamController, e);
|
|
TransformStreamErrorWritableAndUnblockWrite(stream, e);
|
|
}
|
|
function TransformStreamErrorWritableAndUnblockWrite(stream, e) {
|
|
TransformStreamDefaultControllerClearAlgorithms(stream._transformStreamController);
|
|
WritableStreamDefaultControllerErrorIfNeeded(stream._writable._writableStreamController, e);
|
|
if (stream._backpressure === true) {
|
|
TransformStreamSetBackpressure(stream, false);
|
|
}
|
|
}
|
|
function TransformStreamSetBackpressure(stream, backpressure) {
|
|
if (stream._backpressureChangePromise !== undefined) {
|
|
stream._backpressureChangePromise_resolve();
|
|
}
|
|
stream._backpressureChangePromise = new Promise(function (resolve) {
|
|
stream._backpressureChangePromise_resolve = resolve;
|
|
});
|
|
stream._backpressure = backpressure;
|
|
}
|
|
var TransformStreamDefaultController = function () {
|
|
function TransformStreamDefaultController() {
|
|
throw new TypeError('TransformStreamDefaultController instances cannot be created directly');
|
|
}
|
|
Object.defineProperty(TransformStreamDefaultController.prototype, "desiredSize", {
|
|
get: function () {
|
|
if (IsTransformStreamDefaultController(this) === false) {
|
|
throw defaultControllerBrandCheckException$1('desiredSize');
|
|
}
|
|
var readableController = this._controlledTransformStream._readable._readableStreamController;
|
|
return ReadableStreamDefaultControllerGetDesiredSize(readableController);
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
TransformStreamDefaultController.prototype.enqueue = function (chunk) {
|
|
if (IsTransformStreamDefaultController(this) === false) {
|
|
throw defaultControllerBrandCheckException$1('enqueue');
|
|
}
|
|
TransformStreamDefaultControllerEnqueue(this, chunk);
|
|
};
|
|
TransformStreamDefaultController.prototype.error = function (reason) {
|
|
if (IsTransformStreamDefaultController(this) === false) {
|
|
throw defaultControllerBrandCheckException$1('error');
|
|
}
|
|
TransformStreamDefaultControllerError(this, reason);
|
|
};
|
|
TransformStreamDefaultController.prototype.terminate = function () {
|
|
if (IsTransformStreamDefaultController(this) === false) {
|
|
throw defaultControllerBrandCheckException$1('terminate');
|
|
}
|
|
TransformStreamDefaultControllerTerminate(this);
|
|
};
|
|
return TransformStreamDefaultController;
|
|
}();
|
|
function IsTransformStreamDefaultController(x) {
|
|
if (!typeIsObject(x)) {
|
|
return false;
|
|
}
|
|
if (!Object.prototype.hasOwnProperty.call(x, '_controlledTransformStream')) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
function SetUpTransformStreamDefaultController(stream, controller, transformAlgorithm, flushAlgorithm) {
|
|
controller._controlledTransformStream = stream;
|
|
stream._transformStreamController = controller;
|
|
controller._transformAlgorithm = transformAlgorithm;
|
|
controller._flushAlgorithm = flushAlgorithm;
|
|
}
|
|
function SetUpTransformStreamDefaultControllerFromTransformer(stream, transformer) {
|
|
var controller = Object.create(TransformStreamDefaultController.prototype);
|
|
var transformAlgorithm = function (chunk) {
|
|
try {
|
|
TransformStreamDefaultControllerEnqueue(controller, chunk);
|
|
return Promise.resolve();
|
|
} catch (transformResultE) {
|
|
return Promise.reject(transformResultE);
|
|
}
|
|
};
|
|
var transformMethod = transformer.transform;
|
|
if (transformMethod !== undefined) {
|
|
if (typeof transformMethod !== 'function') {
|
|
throw new TypeError('transform is not a method');
|
|
}
|
|
transformAlgorithm = function (chunk) {
|
|
return PromiseCall(transformMethod, transformer, [
|
|
chunk,
|
|
controller
|
|
]);
|
|
};
|
|
}
|
|
var flushAlgorithm = CreateAlgorithmFromUnderlyingMethod(transformer, 'flush', 0, [controller]);
|
|
SetUpTransformStreamDefaultController(stream, controller, transformAlgorithm, flushAlgorithm);
|
|
}
|
|
function TransformStreamDefaultControllerClearAlgorithms(controller) {
|
|
controller._transformAlgorithm = undefined;
|
|
controller._flushAlgorithm = undefined;
|
|
}
|
|
function TransformStreamDefaultControllerEnqueue(controller, chunk) {
|
|
var stream = controller._controlledTransformStream;
|
|
var readableController = stream._readable._readableStreamController;
|
|
if (ReadableStreamDefaultControllerCanCloseOrEnqueue(readableController) === false) {
|
|
throw new TypeError('Readable side is not in a state that permits enqueue');
|
|
}
|
|
try {
|
|
ReadableStreamDefaultControllerEnqueue(readableController, chunk);
|
|
} catch (e) {
|
|
TransformStreamErrorWritableAndUnblockWrite(stream, e);
|
|
throw stream._readable._storedError;
|
|
}
|
|
var backpressure = ReadableStreamDefaultControllerHasBackpressure(readableController);
|
|
if (backpressure !== stream._backpressure) {
|
|
TransformStreamSetBackpressure(stream, true);
|
|
}
|
|
}
|
|
function TransformStreamDefaultControllerError(controller, e) {
|
|
TransformStreamError(controller._controlledTransformStream, e);
|
|
}
|
|
function TransformStreamDefaultControllerPerformTransform(controller, chunk) {
|
|
var transformPromise = controller._transformAlgorithm(chunk);
|
|
return transformPromise.catch(function (r) {
|
|
TransformStreamError(controller._controlledTransformStream, r);
|
|
throw r;
|
|
});
|
|
}
|
|
function TransformStreamDefaultControllerTerminate(controller) {
|
|
var stream = controller._controlledTransformStream;
|
|
var readableController = stream._readable._readableStreamController;
|
|
if (ReadableStreamDefaultControllerCanCloseOrEnqueue(readableController) === true) {
|
|
ReadableStreamDefaultControllerClose(readableController);
|
|
}
|
|
var error = new TypeError('TransformStream terminated');
|
|
TransformStreamErrorWritableAndUnblockWrite(stream, error);
|
|
}
|
|
function TransformStreamDefaultSinkWriteAlgorithm(stream, chunk) {
|
|
var controller = stream._transformStreamController;
|
|
if (stream._backpressure === true) {
|
|
var backpressureChangePromise = stream._backpressureChangePromise;
|
|
return backpressureChangePromise.then(function () {
|
|
var writable = stream._writable;
|
|
var state = writable._state;
|
|
if (state === 'erroring') {
|
|
throw writable._storedError;
|
|
}
|
|
return TransformStreamDefaultControllerPerformTransform(controller, chunk);
|
|
});
|
|
}
|
|
return TransformStreamDefaultControllerPerformTransform(controller, chunk);
|
|
}
|
|
function TransformStreamDefaultSinkAbortAlgorithm(stream, reason) {
|
|
TransformStreamError(stream, reason);
|
|
return Promise.resolve();
|
|
}
|
|
function TransformStreamDefaultSinkCloseAlgorithm(stream) {
|
|
var readable = stream._readable;
|
|
var controller = stream._transformStreamController;
|
|
var flushPromise = controller._flushAlgorithm();
|
|
TransformStreamDefaultControllerClearAlgorithms(controller);
|
|
return flushPromise.then(function () {
|
|
if (readable._state === 'errored') {
|
|
throw readable._storedError;
|
|
}
|
|
var readableController = readable._readableStreamController;
|
|
if (ReadableStreamDefaultControllerCanCloseOrEnqueue(readableController) === true) {
|
|
ReadableStreamDefaultControllerClose(readableController);
|
|
}
|
|
}).catch(function (r) {
|
|
TransformStreamError(stream, r);
|
|
throw readable._storedError;
|
|
});
|
|
}
|
|
function TransformStreamDefaultSourcePullAlgorithm(stream) {
|
|
TransformStreamSetBackpressure(stream, false);
|
|
return stream._backpressureChangePromise;
|
|
}
|
|
function defaultControllerBrandCheckException$1(name) {
|
|
return new TypeError("TransformStreamDefaultController.prototype." + name + " can only be used on a TransformStreamDefaultController");
|
|
}
|
|
function streamBrandCheckException$2(name) {
|
|
return new TypeError("TransformStream.prototype." + name + " can only be used on a TransformStream");
|
|
}
|
|
|
|
|
|
/***/ }),
|
|
/* 172 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.getDocument = getDocument;
|
|
exports.setPDFNetworkStreamFactory = setPDFNetworkStreamFactory;
|
|
exports.build = exports.version = exports.PDFPageProxy = exports.PDFDocumentProxy = exports.PDFWorker = exports.PDFDataRangeTransport = exports.LoopbackPort = void 0;
|
|
|
|
var _util = __w_pdfjs_require__(1);
|
|
|
|
var _display_utils = __w_pdfjs_require__(173);
|
|
|
|
var _font_loader = __w_pdfjs_require__(174);
|
|
|
|
var _api_compatibility = __w_pdfjs_require__(175);
|
|
|
|
var _canvas = __w_pdfjs_require__(176);
|
|
|
|
var _global_scope = _interopRequireDefault(__w_pdfjs_require__(3));
|
|
|
|
var _worker_options = __w_pdfjs_require__(178);
|
|
|
|
var _message_handler = __w_pdfjs_require__(179);
|
|
|
|
var _metadata = __w_pdfjs_require__(180);
|
|
|
|
var _transport_stream = __w_pdfjs_require__(182);
|
|
|
|
var _webgl = __w_pdfjs_require__(183);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
const DEFAULT_RANGE_CHUNK_SIZE = 65536;
|
|
const RENDERING_CANCELLED_TIMEOUT = 100;
|
|
let isWorkerDisabled = false;
|
|
let fallbackWorkerSrc;
|
|
let fakeWorkerFilesLoader = null;
|
|
;
|
|
let createPDFNetworkStream;
|
|
|
|
function setPDFNetworkStreamFactory(pdfNetworkStreamFactory) {
|
|
createPDFNetworkStream = pdfNetworkStreamFactory;
|
|
}
|
|
|
|
function getDocument(src) {
|
|
const task = new PDFDocumentLoadingTask();
|
|
let source;
|
|
|
|
if (typeof src === 'string') {
|
|
source = {
|
|
url: src
|
|
};
|
|
} else if ((0, _util.isArrayBuffer)(src)) {
|
|
source = {
|
|
data: src
|
|
};
|
|
} else if (src instanceof PDFDataRangeTransport) {
|
|
source = {
|
|
range: src
|
|
};
|
|
} else {
|
|
if (typeof src !== 'object') {
|
|
throw new Error('Invalid parameter in getDocument, ' + 'need either Uint8Array, string or a parameter object');
|
|
}
|
|
|
|
if (!src.url && !src.data && !src.range) {
|
|
throw new Error('Invalid parameter object: need either .data, .range or .url');
|
|
}
|
|
|
|
source = src;
|
|
}
|
|
|
|
const params = Object.create(null);
|
|
let rangeTransport = null,
|
|
worker = null;
|
|
|
|
for (const key in source) {
|
|
if (key === 'url' && typeof window !== 'undefined') {
|
|
params[key] = new URL(source[key], window.location).href;
|
|
continue;
|
|
} else if (key === 'range') {
|
|
rangeTransport = source[key];
|
|
continue;
|
|
} else if (key === 'worker') {
|
|
worker = source[key];
|
|
continue;
|
|
} else if (key === 'data' && !(source[key] instanceof Uint8Array)) {
|
|
const pdfBytes = source[key];
|
|
|
|
if (typeof pdfBytes === 'string') {
|
|
params[key] = (0, _util.stringToBytes)(pdfBytes);
|
|
} else if (typeof pdfBytes === 'object' && pdfBytes !== null && !isNaN(pdfBytes.length)) {
|
|
params[key] = new Uint8Array(pdfBytes);
|
|
} else if ((0, _util.isArrayBuffer)(pdfBytes)) {
|
|
params[key] = new Uint8Array(pdfBytes);
|
|
} else {
|
|
throw new Error('Invalid PDF binary data: either typed array, ' + 'string or array-like object is expected in the ' + 'data property.');
|
|
}
|
|
|
|
continue;
|
|
}
|
|
|
|
params[key] = source[key];
|
|
}
|
|
|
|
params.rangeChunkSize = params.rangeChunkSize || DEFAULT_RANGE_CHUNK_SIZE;
|
|
params.CMapReaderFactory = params.CMapReaderFactory || _display_utils.DOMCMapReaderFactory;
|
|
params.ignoreErrors = params.stopAtErrors !== true;
|
|
params.pdfBug = params.pdfBug === true;
|
|
const NativeImageDecoderValues = Object.values(_util.NativeImageDecoding);
|
|
|
|
if (params.nativeImageDecoderSupport === undefined || !NativeImageDecoderValues.includes(params.nativeImageDecoderSupport)) {
|
|
params.nativeImageDecoderSupport = _api_compatibility.apiCompatibilityParams.nativeImageDecoderSupport || _util.NativeImageDecoding.DECODE;
|
|
}
|
|
|
|
if (!Number.isInteger(params.maxImageSize)) {
|
|
params.maxImageSize = -1;
|
|
}
|
|
|
|
if (typeof params.isEvalSupported !== 'boolean') {
|
|
params.isEvalSupported = true;
|
|
}
|
|
|
|
if (typeof params.disableFontFace !== 'boolean') {
|
|
params.disableFontFace = _api_compatibility.apiCompatibilityParams.disableFontFace || false;
|
|
}
|
|
|
|
if (typeof params.disableRange !== 'boolean') {
|
|
params.disableRange = false;
|
|
}
|
|
|
|
if (typeof params.disableStream !== 'boolean') {
|
|
params.disableStream = false;
|
|
}
|
|
|
|
if (typeof params.disableAutoFetch !== 'boolean') {
|
|
params.disableAutoFetch = false;
|
|
}
|
|
|
|
if (typeof params.disableCreateObjectURL !== 'boolean') {
|
|
params.disableCreateObjectURL = _api_compatibility.apiCompatibilityParams.disableCreateObjectURL || false;
|
|
}
|
|
|
|
(0, _util.setVerbosityLevel)(params.verbosity);
|
|
|
|
if (!worker) {
|
|
const workerParams = {
|
|
verbosity: params.verbosity,
|
|
port: _worker_options.GlobalWorkerOptions.workerPort
|
|
};
|
|
worker = workerParams.port ? PDFWorker.fromPort(workerParams) : new PDFWorker(workerParams);
|
|
task._worker = worker;
|
|
}
|
|
|
|
const docId = task.docId;
|
|
worker.promise.then(function () {
|
|
if (task.destroyed) {
|
|
throw new Error('Loading aborted');
|
|
}
|
|
|
|
return _fetchDocument(worker, params, rangeTransport, docId).then(function (workerId) {
|
|
if (task.destroyed) {
|
|
throw new Error('Loading aborted');
|
|
}
|
|
|
|
let networkStream;
|
|
|
|
if (rangeTransport) {
|
|
networkStream = new _transport_stream.PDFDataTransportStream({
|
|
length: params.length,
|
|
initialData: params.initialData,
|
|
progressiveDone: params.progressiveDone,
|
|
disableRange: params.disableRange,
|
|
disableStream: params.disableStream
|
|
}, rangeTransport);
|
|
} else if (!params.data) {
|
|
networkStream = createPDFNetworkStream({
|
|
url: params.url,
|
|
length: params.length,
|
|
httpHeaders: params.httpHeaders,
|
|
withCredentials: params.withCredentials,
|
|
rangeChunkSize: params.rangeChunkSize,
|
|
disableRange: params.disableRange,
|
|
disableStream: params.disableStream
|
|
});
|
|
}
|
|
|
|
const messageHandler = new _message_handler.MessageHandler(docId, workerId, worker.port);
|
|
messageHandler.postMessageTransfers = worker.postMessageTransfers;
|
|
const transport = new WorkerTransport(messageHandler, task, networkStream, params);
|
|
task._transport = transport;
|
|
messageHandler.send('Ready', null);
|
|
});
|
|
}).catch(task._capability.reject);
|
|
return task;
|
|
}
|
|
|
|
function _fetchDocument(worker, source, pdfDataRangeTransport, docId) {
|
|
if (worker.destroyed) {
|
|
return Promise.reject(new Error('Worker was destroyed'));
|
|
}
|
|
|
|
if (pdfDataRangeTransport) {
|
|
source.length = pdfDataRangeTransport.length;
|
|
source.initialData = pdfDataRangeTransport.initialData;
|
|
source.progressiveDone = pdfDataRangeTransport.progressiveDone;
|
|
}
|
|
|
|
return worker.messageHandler.sendWithPromise('GetDocRequest', {
|
|
docId,
|
|
apiVersion: '2.3.235',
|
|
source: {
|
|
data: source.data,
|
|
url: source.url,
|
|
password: source.password,
|
|
disableAutoFetch: source.disableAutoFetch,
|
|
rangeChunkSize: source.rangeChunkSize,
|
|
length: source.length
|
|
},
|
|
maxImageSize: source.maxImageSize,
|
|
disableFontFace: source.disableFontFace,
|
|
disableCreateObjectURL: source.disableCreateObjectURL,
|
|
postMessageTransfers: worker.postMessageTransfers,
|
|
docBaseUrl: source.docBaseUrl,
|
|
nativeImageDecoderSupport: source.nativeImageDecoderSupport,
|
|
ignoreErrors: source.ignoreErrors,
|
|
isEvalSupported: source.isEvalSupported
|
|
}).then(function (workerId) {
|
|
if (worker.destroyed) {
|
|
throw new Error('Worker was destroyed');
|
|
}
|
|
|
|
return workerId;
|
|
});
|
|
}
|
|
|
|
const PDFDocumentLoadingTask = function PDFDocumentLoadingTaskClosure() {
|
|
let nextDocumentId = 0;
|
|
|
|
class PDFDocumentLoadingTask {
|
|
constructor() {
|
|
this._capability = (0, _util.createPromiseCapability)();
|
|
this._transport = null;
|
|
this._worker = null;
|
|
this.docId = 'd' + nextDocumentId++;
|
|
this.destroyed = false;
|
|
this.onPassword = null;
|
|
this.onProgress = null;
|
|
this.onUnsupportedFeature = null;
|
|
}
|
|
|
|
get promise() {
|
|
return this._capability.promise;
|
|
}
|
|
|
|
destroy() {
|
|
this.destroyed = true;
|
|
const transportDestroyed = !this._transport ? Promise.resolve() : this._transport.destroy();
|
|
return transportDestroyed.then(() => {
|
|
this._transport = null;
|
|
|
|
if (this._worker) {
|
|
this._worker.destroy();
|
|
|
|
this._worker = null;
|
|
}
|
|
});
|
|
}
|
|
|
|
then(onFulfilled, onRejected) {
|
|
(0, _display_utils.deprecated)('PDFDocumentLoadingTask.then method, ' + 'use the `promise` getter instead.');
|
|
return this.promise.then.apply(this.promise, arguments);
|
|
}
|
|
|
|
}
|
|
|
|
return PDFDocumentLoadingTask;
|
|
}();
|
|
|
|
class PDFDataRangeTransport {
|
|
constructor(length, initialData, progressiveDone = false) {
|
|
this.length = length;
|
|
this.initialData = initialData;
|
|
this.progressiveDone = progressiveDone;
|
|
this._rangeListeners = [];
|
|
this._progressListeners = [];
|
|
this._progressiveReadListeners = [];
|
|
this._progressiveDoneListeners = [];
|
|
this._readyCapability = (0, _util.createPromiseCapability)();
|
|
}
|
|
|
|
addRangeListener(listener) {
|
|
this._rangeListeners.push(listener);
|
|
}
|
|
|
|
addProgressListener(listener) {
|
|
this._progressListeners.push(listener);
|
|
}
|
|
|
|
addProgressiveReadListener(listener) {
|
|
this._progressiveReadListeners.push(listener);
|
|
}
|
|
|
|
addProgressiveDoneListener(listener) {
|
|
this._progressiveDoneListeners.push(listener);
|
|
}
|
|
|
|
onDataRange(begin, chunk) {
|
|
for (const listener of this._rangeListeners) {
|
|
listener(begin, chunk);
|
|
}
|
|
}
|
|
|
|
onDataProgress(loaded, total) {
|
|
this._readyCapability.promise.then(() => {
|
|
for (const listener of this._progressListeners) {
|
|
listener(loaded, total);
|
|
}
|
|
});
|
|
}
|
|
|
|
onDataProgressiveRead(chunk) {
|
|
this._readyCapability.promise.then(() => {
|
|
for (const listener of this._progressiveReadListeners) {
|
|
listener(chunk);
|
|
}
|
|
});
|
|
}
|
|
|
|
onDataProgressiveDone() {
|
|
this._readyCapability.promise.then(() => {
|
|
for (const listener of this._progressiveDoneListeners) {
|
|
listener();
|
|
}
|
|
});
|
|
}
|
|
|
|
transportReady() {
|
|
this._readyCapability.resolve();
|
|
}
|
|
|
|
requestDataRange(begin, end) {
|
|
(0, _util.unreachable)('Abstract method PDFDataRangeTransport.requestDataRange');
|
|
}
|
|
|
|
abort() {}
|
|
|
|
}
|
|
|
|
exports.PDFDataRangeTransport = PDFDataRangeTransport;
|
|
|
|
class PDFDocumentProxy {
|
|
constructor(pdfInfo, transport) {
|
|
this._pdfInfo = pdfInfo;
|
|
this._transport = transport;
|
|
}
|
|
|
|
get numPages() {
|
|
return this._pdfInfo.numPages;
|
|
}
|
|
|
|
get fingerprint() {
|
|
return this._pdfInfo.fingerprint;
|
|
}
|
|
|
|
getPage(pageNumber) {
|
|
return this._transport.getPage(pageNumber);
|
|
}
|
|
|
|
getPageIndex(ref) {
|
|
return this._transport.getPageIndex(ref);
|
|
}
|
|
|
|
getDestinations() {
|
|
return this._transport.getDestinations();
|
|
}
|
|
|
|
getDestination(id) {
|
|
return this._transport.getDestination(id);
|
|
}
|
|
|
|
getPageLabels() {
|
|
return this._transport.getPageLabels();
|
|
}
|
|
|
|
getPageLayout() {
|
|
return this._transport.getPageLayout();
|
|
}
|
|
|
|
getPageMode() {
|
|
return this._transport.getPageMode();
|
|
}
|
|
|
|
getViewerPreferences() {
|
|
return this._transport.getViewerPreferences();
|
|
}
|
|
|
|
getOpenActionDestination() {
|
|
return this._transport.getOpenActionDestination();
|
|
}
|
|
|
|
getAttachments() {
|
|
return this._transport.getAttachments();
|
|
}
|
|
|
|
getJavaScript() {
|
|
return this._transport.getJavaScript();
|
|
}
|
|
|
|
getOutline() {
|
|
return this._transport.getOutline();
|
|
}
|
|
|
|
getPermissions() {
|
|
return this._transport.getPermissions();
|
|
}
|
|
|
|
getMetadata() {
|
|
return this._transport.getMetadata();
|
|
}
|
|
|
|
getData() {
|
|
return this._transport.getData();
|
|
}
|
|
|
|
getDownloadInfo() {
|
|
return this._transport.downloadInfoCapability.promise;
|
|
}
|
|
|
|
getStats() {
|
|
return this._transport.getStats();
|
|
}
|
|
|
|
cleanup() {
|
|
this._transport.startCleanup();
|
|
}
|
|
|
|
destroy() {
|
|
return this.loadingTask.destroy();
|
|
}
|
|
|
|
get loadingParams() {
|
|
return this._transport.loadingParams;
|
|
}
|
|
|
|
get loadingTask() {
|
|
return this._transport.loadingTask;
|
|
}
|
|
|
|
}
|
|
|
|
exports.PDFDocumentProxy = PDFDocumentProxy;
|
|
|
|
class PDFPageProxy {
|
|
constructor(pageIndex, pageInfo, transport, pdfBug = false) {
|
|
this.pageIndex = pageIndex;
|
|
this._pageInfo = pageInfo;
|
|
this._transport = transport;
|
|
this._stats = pdfBug ? new _display_utils.StatTimer() : _display_utils.DummyStatTimer;
|
|
this._pdfBug = pdfBug;
|
|
this.commonObjs = transport.commonObjs;
|
|
this.objs = new PDFObjects();
|
|
this.cleanupAfterRender = false;
|
|
this.pendingCleanup = false;
|
|
this.intentStates = Object.create(null);
|
|
this.destroyed = false;
|
|
}
|
|
|
|
get pageNumber() {
|
|
return this.pageIndex + 1;
|
|
}
|
|
|
|
get rotate() {
|
|
return this._pageInfo.rotate;
|
|
}
|
|
|
|
get ref() {
|
|
return this._pageInfo.ref;
|
|
}
|
|
|
|
get userUnit() {
|
|
return this._pageInfo.userUnit;
|
|
}
|
|
|
|
get view() {
|
|
return this._pageInfo.view;
|
|
}
|
|
|
|
getViewport({
|
|
scale,
|
|
rotation = this.rotate,
|
|
dontFlip = false
|
|
} = {}) {
|
|
return new _display_utils.PageViewport({
|
|
viewBox: this.view,
|
|
scale,
|
|
rotation,
|
|
dontFlip
|
|
});
|
|
}
|
|
|
|
getAnnotations({
|
|
intent = null
|
|
} = {}) {
|
|
if (!this.annotationsPromise || this.annotationsIntent !== intent) {
|
|
this.annotationsPromise = this._transport.getAnnotations(this.pageIndex, intent);
|
|
this.annotationsIntent = intent;
|
|
}
|
|
|
|
return this.annotationsPromise;
|
|
}
|
|
|
|
render({
|
|
canvasContext,
|
|
viewport,
|
|
intent = 'display',
|
|
enableWebGL = false,
|
|
renderInteractiveForms = false,
|
|
transform = null,
|
|
imageLayer = null,
|
|
canvasFactory = null,
|
|
background = null
|
|
}) {
|
|
const stats = this._stats;
|
|
stats.time('Overall');
|
|
const renderingIntent = intent === 'print' ? 'print' : 'display';
|
|
this.pendingCleanup = false;
|
|
|
|
if (!this.intentStates[renderingIntent]) {
|
|
this.intentStates[renderingIntent] = Object.create(null);
|
|
}
|
|
|
|
const intentState = this.intentStates[renderingIntent];
|
|
|
|
if (intentState.streamReaderCancelTimeout) {
|
|
clearTimeout(intentState.streamReaderCancelTimeout);
|
|
intentState.streamReaderCancelTimeout = null;
|
|
}
|
|
|
|
const canvasFactoryInstance = canvasFactory || new _display_utils.DOMCanvasFactory();
|
|
const webGLContext = new _webgl.WebGLContext({
|
|
enable: enableWebGL
|
|
});
|
|
|
|
if (!intentState.displayReadyCapability) {
|
|
intentState.displayReadyCapability = (0, _util.createPromiseCapability)();
|
|
intentState.operatorList = {
|
|
fnArray: [],
|
|
argsArray: [],
|
|
lastChunk: false
|
|
};
|
|
stats.time('Page Request');
|
|
|
|
this._pumpOperatorList({
|
|
pageIndex: this.pageNumber - 1,
|
|
intent: renderingIntent,
|
|
renderInteractiveForms: renderInteractiveForms === true
|
|
});
|
|
}
|
|
|
|
const complete = error => {
|
|
const i = intentState.renderTasks.indexOf(internalRenderTask);
|
|
|
|
if (i >= 0) {
|
|
intentState.renderTasks.splice(i, 1);
|
|
}
|
|
|
|
if (this.cleanupAfterRender || renderingIntent === 'print') {
|
|
this.pendingCleanup = true;
|
|
}
|
|
|
|
this._tryCleanup();
|
|
|
|
if (error) {
|
|
internalRenderTask.capability.reject(error);
|
|
|
|
this._abortOperatorList({
|
|
intentState,
|
|
reason: error
|
|
});
|
|
} else {
|
|
internalRenderTask.capability.resolve();
|
|
}
|
|
|
|
stats.timeEnd('Rendering');
|
|
stats.timeEnd('Overall');
|
|
};
|
|
|
|
const internalRenderTask = new InternalRenderTask({
|
|
callback: complete,
|
|
params: {
|
|
canvasContext,
|
|
viewport,
|
|
transform,
|
|
imageLayer,
|
|
background
|
|
},
|
|
objs: this.objs,
|
|
commonObjs: this.commonObjs,
|
|
operatorList: intentState.operatorList,
|
|
pageNumber: this.pageNumber,
|
|
canvasFactory: canvasFactoryInstance,
|
|
webGLContext,
|
|
useRequestAnimationFrame: renderingIntent !== 'print',
|
|
pdfBug: this._pdfBug
|
|
});
|
|
|
|
if (!intentState.renderTasks) {
|
|
intentState.renderTasks = [];
|
|
}
|
|
|
|
intentState.renderTasks.push(internalRenderTask);
|
|
const renderTask = internalRenderTask.task;
|
|
intentState.displayReadyCapability.promise.then(transparency => {
|
|
if (this.pendingCleanup) {
|
|
complete();
|
|
return;
|
|
}
|
|
|
|
stats.time('Rendering');
|
|
internalRenderTask.initializeGraphics(transparency);
|
|
internalRenderTask.operatorListChanged();
|
|
}).catch(complete);
|
|
return renderTask;
|
|
}
|
|
|
|
getOperatorList() {
|
|
function operatorListChanged() {
|
|
if (intentState.operatorList.lastChunk) {
|
|
intentState.opListReadCapability.resolve(intentState.operatorList);
|
|
const i = intentState.renderTasks.indexOf(opListTask);
|
|
|
|
if (i >= 0) {
|
|
intentState.renderTasks.splice(i, 1);
|
|
}
|
|
}
|
|
}
|
|
|
|
const renderingIntent = 'oplist';
|
|
|
|
if (!this.intentStates[renderingIntent]) {
|
|
this.intentStates[renderingIntent] = Object.create(null);
|
|
}
|
|
|
|
const intentState = this.intentStates[renderingIntent];
|
|
let opListTask;
|
|
|
|
if (!intentState.opListReadCapability) {
|
|
opListTask = {};
|
|
opListTask.operatorListChanged = operatorListChanged;
|
|
intentState.opListReadCapability = (0, _util.createPromiseCapability)();
|
|
intentState.renderTasks = [];
|
|
intentState.renderTasks.push(opListTask);
|
|
intentState.operatorList = {
|
|
fnArray: [],
|
|
argsArray: [],
|
|
lastChunk: false
|
|
};
|
|
|
|
this._stats.time('Page Request');
|
|
|
|
this._pumpOperatorList({
|
|
pageIndex: this.pageIndex,
|
|
intent: renderingIntent
|
|
});
|
|
}
|
|
|
|
return intentState.opListReadCapability.promise;
|
|
}
|
|
|
|
streamTextContent({
|
|
normalizeWhitespace = false,
|
|
disableCombineTextItems = false
|
|
} = {}) {
|
|
const TEXT_CONTENT_CHUNK_SIZE = 100;
|
|
return this._transport.messageHandler.sendWithStream('GetTextContent', {
|
|
pageIndex: this.pageNumber - 1,
|
|
normalizeWhitespace: normalizeWhitespace === true,
|
|
combineTextItems: disableCombineTextItems !== true
|
|
}, {
|
|
highWaterMark: TEXT_CONTENT_CHUNK_SIZE,
|
|
|
|
size(textContent) {
|
|
return textContent.items.length;
|
|
}
|
|
|
|
});
|
|
}
|
|
|
|
getTextContent(params = {}) {
|
|
const readableStream = this.streamTextContent(params);
|
|
return new Promise(function (resolve, reject) {
|
|
function pump() {
|
|
reader.read().then(function ({
|
|
value,
|
|
done
|
|
}) {
|
|
if (done) {
|
|
resolve(textContent);
|
|
return;
|
|
}
|
|
|
|
Object.assign(textContent.styles, value.styles);
|
|
textContent.items.push(...value.items);
|
|
pump();
|
|
}, reject);
|
|
}
|
|
|
|
const reader = readableStream.getReader();
|
|
const textContent = {
|
|
items: [],
|
|
styles: Object.create(null)
|
|
};
|
|
pump();
|
|
});
|
|
}
|
|
|
|
_destroy() {
|
|
this.destroyed = true;
|
|
this._transport.pageCache[this.pageIndex] = null;
|
|
const waitOn = [];
|
|
Object.keys(this.intentStates).forEach(intent => {
|
|
const intentState = this.intentStates[intent];
|
|
|
|
this._abortOperatorList({
|
|
intentState,
|
|
reason: new Error('Page was destroyed.'),
|
|
force: true
|
|
});
|
|
|
|
if (intent === 'oplist') {
|
|
return;
|
|
}
|
|
|
|
intentState.renderTasks.forEach(function (renderTask) {
|
|
const renderCompleted = renderTask.capability.promise.catch(function () {});
|
|
waitOn.push(renderCompleted);
|
|
renderTask.cancel();
|
|
});
|
|
});
|
|
this.objs.clear();
|
|
this.annotationsPromise = null;
|
|
this.pendingCleanup = false;
|
|
return Promise.all(waitOn);
|
|
}
|
|
|
|
cleanup(resetStats = false) {
|
|
this.pendingCleanup = true;
|
|
|
|
this._tryCleanup(resetStats);
|
|
}
|
|
|
|
_tryCleanup(resetStats = false) {
|
|
if (!this.pendingCleanup || Object.keys(this.intentStates).some(intent => {
|
|
const intentState = this.intentStates[intent];
|
|
return intentState.renderTasks.length !== 0 || !intentState.operatorList.lastChunk;
|
|
})) {
|
|
return;
|
|
}
|
|
|
|
Object.keys(this.intentStates).forEach(intent => {
|
|
delete this.intentStates[intent];
|
|
});
|
|
this.objs.clear();
|
|
this.annotationsPromise = null;
|
|
|
|
if (resetStats && this._stats instanceof _display_utils.StatTimer) {
|
|
this._stats = new _display_utils.StatTimer();
|
|
}
|
|
|
|
this.pendingCleanup = false;
|
|
}
|
|
|
|
_startRenderPage(transparency, intent) {
|
|
const intentState = this.intentStates[intent];
|
|
|
|
if (!intentState) {
|
|
return;
|
|
}
|
|
|
|
this._stats.timeEnd('Page Request');
|
|
|
|
if (intentState.displayReadyCapability) {
|
|
intentState.displayReadyCapability.resolve(transparency);
|
|
}
|
|
}
|
|
|
|
_renderPageChunk(operatorListChunk, intentState) {
|
|
for (let i = 0, ii = operatorListChunk.length; i < ii; i++) {
|
|
intentState.operatorList.fnArray.push(operatorListChunk.fnArray[i]);
|
|
intentState.operatorList.argsArray.push(operatorListChunk.argsArray[i]);
|
|
}
|
|
|
|
intentState.operatorList.lastChunk = operatorListChunk.lastChunk;
|
|
|
|
for (let i = 0; i < intentState.renderTasks.length; i++) {
|
|
intentState.renderTasks[i].operatorListChanged();
|
|
}
|
|
|
|
if (operatorListChunk.lastChunk) {
|
|
this._tryCleanup();
|
|
}
|
|
}
|
|
|
|
_pumpOperatorList(args) {
|
|
(0, _util.assert)(args.intent, 'PDFPageProxy._pumpOperatorList: Expected "intent" argument.');
|
|
|
|
const readableStream = this._transport.messageHandler.sendWithStream('GetOperatorList', args);
|
|
|
|
const reader = readableStream.getReader();
|
|
const intentState = this.intentStates[args.intent];
|
|
intentState.streamReader = reader;
|
|
|
|
const pump = () => {
|
|
reader.read().then(({
|
|
value,
|
|
done
|
|
}) => {
|
|
if (done) {
|
|
intentState.streamReader = null;
|
|
return;
|
|
}
|
|
|
|
if (this._transport.destroyed) {
|
|
return;
|
|
}
|
|
|
|
this._renderPageChunk(value, intentState);
|
|
|
|
pump();
|
|
}, reason => {
|
|
intentState.streamReader = null;
|
|
|
|
if (this._transport.destroyed) {
|
|
return;
|
|
}
|
|
|
|
if (intentState.operatorList) {
|
|
intentState.operatorList.lastChunk = true;
|
|
|
|
for (let i = 0; i < intentState.renderTasks.length; i++) {
|
|
intentState.renderTasks[i].operatorListChanged();
|
|
}
|
|
|
|
this._tryCleanup();
|
|
}
|
|
|
|
if (intentState.displayReadyCapability) {
|
|
intentState.displayReadyCapability.reject(reason);
|
|
} else if (intentState.opListReadCapability) {
|
|
intentState.opListReadCapability.reject(reason);
|
|
} else {
|
|
throw reason;
|
|
}
|
|
});
|
|
};
|
|
|
|
pump();
|
|
}
|
|
|
|
_abortOperatorList({
|
|
intentState,
|
|
reason,
|
|
force = false
|
|
}) {
|
|
(0, _util.assert)(reason instanceof Error, 'PDFPageProxy._abortOperatorList: Expected "reason" argument.');
|
|
|
|
if (!intentState.streamReader) {
|
|
return;
|
|
}
|
|
|
|
if (!force) {
|
|
if (intentState.renderTasks.length !== 0) {
|
|
return;
|
|
}
|
|
|
|
if (reason instanceof _display_utils.RenderingCancelledException) {
|
|
intentState.streamReaderCancelTimeout = setTimeout(() => {
|
|
this._abortOperatorList({
|
|
intentState,
|
|
reason,
|
|
force: true
|
|
});
|
|
|
|
intentState.streamReaderCancelTimeout = null;
|
|
}, RENDERING_CANCELLED_TIMEOUT);
|
|
return;
|
|
}
|
|
}
|
|
|
|
intentState.streamReader.cancel(new _util.AbortException(reason && reason.message));
|
|
intentState.streamReader = null;
|
|
|
|
if (this._transport.destroyed) {
|
|
return;
|
|
}
|
|
|
|
Object.keys(this.intentStates).some(intent => {
|
|
if (this.intentStates[intent] === intentState) {
|
|
delete this.intentStates[intent];
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
});
|
|
this.cleanup();
|
|
}
|
|
|
|
get stats() {
|
|
return this._stats instanceof _display_utils.StatTimer ? this._stats : null;
|
|
}
|
|
|
|
}
|
|
|
|
exports.PDFPageProxy = PDFPageProxy;
|
|
|
|
class LoopbackPort {
|
|
constructor(defer = true) {
|
|
this._listeners = [];
|
|
this._defer = defer;
|
|
this._deferred = Promise.resolve(undefined);
|
|
}
|
|
|
|
postMessage(obj, transfers) {
|
|
function cloneValue(value) {
|
|
if (typeof value !== 'object' || value === null) {
|
|
return value;
|
|
}
|
|
|
|
if (cloned.has(value)) {
|
|
return cloned.get(value);
|
|
}
|
|
|
|
let buffer, result;
|
|
|
|
if ((buffer = value.buffer) && (0, _util.isArrayBuffer)(buffer)) {
|
|
const transferable = transfers && transfers.includes(buffer);
|
|
|
|
if (value === buffer) {
|
|
result = value;
|
|
} else if (transferable) {
|
|
result = new value.constructor(buffer, value.byteOffset, value.byteLength);
|
|
} else {
|
|
result = new value.constructor(value);
|
|
}
|
|
|
|
cloned.set(value, result);
|
|
return result;
|
|
}
|
|
|
|
result = Array.isArray(value) ? [] : {};
|
|
cloned.set(value, result);
|
|
|
|
for (const i in value) {
|
|
let desc,
|
|
p = value;
|
|
|
|
while (!(desc = Object.getOwnPropertyDescriptor(p, i))) {
|
|
p = Object.getPrototypeOf(p);
|
|
}
|
|
|
|
if (typeof desc.value === 'undefined') {
|
|
continue;
|
|
}
|
|
|
|
if (typeof desc.value === 'function') {
|
|
if (value.hasOwnProperty && value.hasOwnProperty(i)) {
|
|
throw new Error(`LoopbackPort.postMessage - cannot clone: ${value[i]}`);
|
|
}
|
|
|
|
continue;
|
|
}
|
|
|
|
result[i] = cloneValue(desc.value);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
if (!this._defer) {
|
|
this._listeners.forEach(listener => {
|
|
listener.call(this, {
|
|
data: obj
|
|
});
|
|
});
|
|
|
|
return;
|
|
}
|
|
|
|
const cloned = new WeakMap();
|
|
const e = {
|
|
data: cloneValue(obj)
|
|
};
|
|
|
|
this._deferred.then(() => {
|
|
this._listeners.forEach(listener => {
|
|
listener.call(this, e);
|
|
});
|
|
});
|
|
}
|
|
|
|
addEventListener(name, listener) {
|
|
this._listeners.push(listener);
|
|
}
|
|
|
|
removeEventListener(name, listener) {
|
|
const i = this._listeners.indexOf(listener);
|
|
|
|
this._listeners.splice(i, 1);
|
|
}
|
|
|
|
terminate() {
|
|
this._listeners.length = 0;
|
|
}
|
|
|
|
}
|
|
|
|
exports.LoopbackPort = LoopbackPort;
|
|
|
|
const PDFWorker = function PDFWorkerClosure() {
|
|
const pdfWorkerPorts = new WeakMap();
|
|
let nextFakeWorkerId = 0;
|
|
let fakeWorkerFilesLoadedCapability;
|
|
|
|
function getWorkerSrc() {
|
|
if (_worker_options.GlobalWorkerOptions.workerSrc) {
|
|
return _worker_options.GlobalWorkerOptions.workerSrc;
|
|
}
|
|
|
|
if (typeof fallbackWorkerSrc !== 'undefined') {
|
|
return fallbackWorkerSrc;
|
|
}
|
|
|
|
throw new Error('No "GlobalWorkerOptions.workerSrc" specified.');
|
|
}
|
|
|
|
function getMainThreadWorkerMessageHandler() {
|
|
try {
|
|
if (typeof window !== 'undefined') {
|
|
return window.pdfjsWorker && window.pdfjsWorker.WorkerMessageHandler;
|
|
}
|
|
} catch (ex) {}
|
|
|
|
return null;
|
|
}
|
|
|
|
function setupFakeWorkerGlobal() {
|
|
if (fakeWorkerFilesLoadedCapability) {
|
|
return fakeWorkerFilesLoadedCapability.promise;
|
|
}
|
|
|
|
fakeWorkerFilesLoadedCapability = (0, _util.createPromiseCapability)();
|
|
const mainWorkerMessageHandler = getMainThreadWorkerMessageHandler();
|
|
|
|
if (mainWorkerMessageHandler) {
|
|
fakeWorkerFilesLoadedCapability.resolve(mainWorkerMessageHandler);
|
|
return fakeWorkerFilesLoadedCapability.promise;
|
|
}
|
|
|
|
const loader = fakeWorkerFilesLoader || function () {
|
|
return (0, _display_utils.loadScript)(getWorkerSrc()).then(function () {
|
|
return window.pdfjsWorker.WorkerMessageHandler;
|
|
});
|
|
};
|
|
|
|
loader().then(fakeWorkerFilesLoadedCapability.resolve, fakeWorkerFilesLoadedCapability.reject);
|
|
return fakeWorkerFilesLoadedCapability.promise;
|
|
}
|
|
|
|
function createCDNWrapper(url) {
|
|
const wrapper = 'importScripts(\'' + url + '\');';
|
|
return URL.createObjectURL(new Blob([wrapper]));
|
|
}
|
|
|
|
class PDFWorker {
|
|
constructor({
|
|
name = null,
|
|
port = null,
|
|
verbosity = (0, _util.getVerbosityLevel)()
|
|
} = {}) {
|
|
if (port && pdfWorkerPorts.has(port)) {
|
|
throw new Error('Cannot use more than one PDFWorker per port');
|
|
}
|
|
|
|
this.name = name;
|
|
this.destroyed = false;
|
|
this.postMessageTransfers = true;
|
|
this.verbosity = verbosity;
|
|
this._readyCapability = (0, _util.createPromiseCapability)();
|
|
this._port = null;
|
|
this._webWorker = null;
|
|
this._messageHandler = null;
|
|
|
|
if (port) {
|
|
pdfWorkerPorts.set(port, this);
|
|
|
|
this._initializeFromPort(port);
|
|
|
|
return;
|
|
}
|
|
|
|
this._initialize();
|
|
}
|
|
|
|
get promise() {
|
|
return this._readyCapability.promise;
|
|
}
|
|
|
|
get port() {
|
|
return this._port;
|
|
}
|
|
|
|
get messageHandler() {
|
|
return this._messageHandler;
|
|
}
|
|
|
|
_initializeFromPort(port) {
|
|
this._port = port;
|
|
this._messageHandler = new _message_handler.MessageHandler('main', 'worker', port);
|
|
|
|
this._messageHandler.on('ready', function () {});
|
|
|
|
this._readyCapability.resolve();
|
|
}
|
|
|
|
_initialize() {
|
|
if (typeof Worker !== 'undefined' && !isWorkerDisabled && !getMainThreadWorkerMessageHandler()) {
|
|
let workerSrc = getWorkerSrc();
|
|
|
|
try {
|
|
const worker = new Worker(workerSrc);
|
|
const messageHandler = new _message_handler.MessageHandler('main', 'worker', worker);
|
|
|
|
const terminateEarly = () => {
|
|
worker.removeEventListener('error', onWorkerError);
|
|
messageHandler.destroy();
|
|
worker.terminate();
|
|
|
|
if (this.destroyed) {
|
|
this._readyCapability.reject(new Error('Worker was destroyed'));
|
|
} else {
|
|
this._setupFakeWorker();
|
|
}
|
|
};
|
|
|
|
const onWorkerError = () => {
|
|
if (!this._webWorker) {
|
|
terminateEarly();
|
|
}
|
|
};
|
|
|
|
worker.addEventListener('error', onWorkerError);
|
|
messageHandler.on('test', data => {
|
|
worker.removeEventListener('error', onWorkerError);
|
|
|
|
if (this.destroyed) {
|
|
terminateEarly();
|
|
return;
|
|
}
|
|
|
|
if (data) {
|
|
this._messageHandler = messageHandler;
|
|
this._port = worker;
|
|
this._webWorker = worker;
|
|
|
|
if (!data.supportTransfers) {
|
|
this.postMessageTransfers = false;
|
|
}
|
|
|
|
this._readyCapability.resolve();
|
|
|
|
messageHandler.send('configure', {
|
|
verbosity: this.verbosity
|
|
});
|
|
} else {
|
|
this._setupFakeWorker();
|
|
|
|
messageHandler.destroy();
|
|
worker.terminate();
|
|
}
|
|
});
|
|
messageHandler.on('ready', data => {
|
|
worker.removeEventListener('error', onWorkerError);
|
|
|
|
if (this.destroyed) {
|
|
terminateEarly();
|
|
return;
|
|
}
|
|
|
|
try {
|
|
sendTest();
|
|
} catch (e) {
|
|
this._setupFakeWorker();
|
|
}
|
|
});
|
|
|
|
const sendTest = () => {
|
|
let testObj = new Uint8Array([this.postMessageTransfers ? 255 : 0]);
|
|
|
|
try {
|
|
messageHandler.send('test', testObj, [testObj.buffer]);
|
|
} catch (ex) {
|
|
(0, _util.warn)('Cannot use postMessage transfers.');
|
|
testObj[0] = 0;
|
|
messageHandler.send('test', testObj);
|
|
}
|
|
};
|
|
|
|
sendTest();
|
|
return;
|
|
} catch (e) {
|
|
(0, _util.info)('The worker has been disabled.');
|
|
}
|
|
}
|
|
|
|
this._setupFakeWorker();
|
|
}
|
|
|
|
_setupFakeWorker() {
|
|
if (!isWorkerDisabled) {
|
|
(0, _util.warn)('Setting up fake worker.');
|
|
isWorkerDisabled = true;
|
|
}
|
|
|
|
setupFakeWorkerGlobal().then(WorkerMessageHandler => {
|
|
if (this.destroyed) {
|
|
this._readyCapability.reject(new Error('Worker was destroyed'));
|
|
|
|
return;
|
|
}
|
|
|
|
const port = new LoopbackPort();
|
|
this._port = port;
|
|
const id = 'fake' + nextFakeWorkerId++;
|
|
const workerHandler = new _message_handler.MessageHandler(id + '_worker', id, port);
|
|
WorkerMessageHandler.setup(workerHandler, port);
|
|
const messageHandler = new _message_handler.MessageHandler(id, id + '_worker', port);
|
|
this._messageHandler = messageHandler;
|
|
|
|
this._readyCapability.resolve();
|
|
}).catch(reason => {
|
|
this._readyCapability.reject(new Error(`Setting up fake worker failed: "${reason.message}".`));
|
|
});
|
|
}
|
|
|
|
destroy() {
|
|
this.destroyed = true;
|
|
|
|
if (this._webWorker) {
|
|
this._webWorker.terminate();
|
|
|
|
this._webWorker = null;
|
|
}
|
|
|
|
pdfWorkerPorts.delete(this._port);
|
|
this._port = null;
|
|
|
|
if (this._messageHandler) {
|
|
this._messageHandler.destroy();
|
|
|
|
this._messageHandler = null;
|
|
}
|
|
}
|
|
|
|
static fromPort(params) {
|
|
if (!params || !params.port) {
|
|
throw new Error('PDFWorker.fromPort - invalid method signature.');
|
|
}
|
|
|
|
if (pdfWorkerPorts.has(params.port)) {
|
|
return pdfWorkerPorts.get(params.port);
|
|
}
|
|
|
|
return new PDFWorker(params);
|
|
}
|
|
|
|
static getWorkerSrc() {
|
|
return getWorkerSrc();
|
|
}
|
|
|
|
}
|
|
|
|
return PDFWorker;
|
|
}();
|
|
|
|
exports.PDFWorker = PDFWorker;
|
|
|
|
class WorkerTransport {
|
|
constructor(messageHandler, loadingTask, networkStream, params) {
|
|
this.messageHandler = messageHandler;
|
|
this.loadingTask = loadingTask;
|
|
this.commonObjs = new PDFObjects();
|
|
this.fontLoader = new _font_loader.FontLoader({
|
|
docId: loadingTask.docId,
|
|
onUnsupportedFeature: this._onUnsupportedFeature.bind(this)
|
|
});
|
|
this._params = params;
|
|
this.CMapReaderFactory = new params.CMapReaderFactory({
|
|
baseUrl: params.cMapUrl,
|
|
isCompressed: params.cMapPacked
|
|
});
|
|
this.destroyed = false;
|
|
this.destroyCapability = null;
|
|
this._passwordCapability = null;
|
|
this._networkStream = networkStream;
|
|
this._fullReader = null;
|
|
this._lastProgress = null;
|
|
this.pageCache = [];
|
|
this.pagePromises = [];
|
|
this.downloadInfoCapability = (0, _util.createPromiseCapability)();
|
|
this.setupMessageHandler();
|
|
}
|
|
|
|
destroy() {
|
|
if (this.destroyCapability) {
|
|
return this.destroyCapability.promise;
|
|
}
|
|
|
|
this.destroyed = true;
|
|
this.destroyCapability = (0, _util.createPromiseCapability)();
|
|
|
|
if (this._passwordCapability) {
|
|
this._passwordCapability.reject(new Error('Worker was destroyed during onPassword callback'));
|
|
}
|
|
|
|
const waitOn = [];
|
|
this.pageCache.forEach(function (page) {
|
|
if (page) {
|
|
waitOn.push(page._destroy());
|
|
}
|
|
});
|
|
this.pageCache.length = 0;
|
|
this.pagePromises.length = 0;
|
|
const terminated = this.messageHandler.sendWithPromise('Terminate', null);
|
|
waitOn.push(terminated);
|
|
Promise.all(waitOn).then(() => {
|
|
this.fontLoader.clear();
|
|
|
|
if (this._networkStream) {
|
|
this._networkStream.cancelAllRequests(new _util.AbortException('Worker was terminated.'));
|
|
}
|
|
|
|
if (this.messageHandler) {
|
|
this.messageHandler.destroy();
|
|
this.messageHandler = null;
|
|
}
|
|
|
|
this.destroyCapability.resolve();
|
|
}, this.destroyCapability.reject);
|
|
return this.destroyCapability.promise;
|
|
}
|
|
|
|
setupMessageHandler() {
|
|
const {
|
|
messageHandler,
|
|
loadingTask
|
|
} = this;
|
|
messageHandler.on('GetReader', (data, sink) => {
|
|
(0, _util.assert)(this._networkStream);
|
|
this._fullReader = this._networkStream.getFullReader();
|
|
|
|
this._fullReader.onProgress = evt => {
|
|
this._lastProgress = {
|
|
loaded: evt.loaded,
|
|
total: evt.total
|
|
};
|
|
};
|
|
|
|
sink.onPull = () => {
|
|
this._fullReader.read().then(function ({
|
|
value,
|
|
done
|
|
}) {
|
|
if (done) {
|
|
sink.close();
|
|
return;
|
|
}
|
|
|
|
(0, _util.assert)((0, _util.isArrayBuffer)(value));
|
|
sink.enqueue(new Uint8Array(value), 1, [value]);
|
|
}).catch(reason => {
|
|
sink.error(reason);
|
|
});
|
|
};
|
|
|
|
sink.onCancel = reason => {
|
|
this._fullReader.cancel(reason);
|
|
};
|
|
});
|
|
messageHandler.on('ReaderHeadersReady', data => {
|
|
const headersCapability = (0, _util.createPromiseCapability)();
|
|
const fullReader = this._fullReader;
|
|
fullReader.headersReady.then(() => {
|
|
if (!fullReader.isStreamingSupported || !fullReader.isRangeSupported) {
|
|
if (this._lastProgress && loadingTask.onProgress) {
|
|
loadingTask.onProgress(this._lastProgress);
|
|
}
|
|
|
|
fullReader.onProgress = evt => {
|
|
if (loadingTask.onProgress) {
|
|
loadingTask.onProgress({
|
|
loaded: evt.loaded,
|
|
total: evt.total
|
|
});
|
|
}
|
|
};
|
|
}
|
|
|
|
headersCapability.resolve({
|
|
isStreamingSupported: fullReader.isStreamingSupported,
|
|
isRangeSupported: fullReader.isRangeSupported,
|
|
contentLength: fullReader.contentLength
|
|
});
|
|
}, headersCapability.reject);
|
|
return headersCapability.promise;
|
|
});
|
|
messageHandler.on('GetRangeReader', (data, sink) => {
|
|
(0, _util.assert)(this._networkStream);
|
|
|
|
const rangeReader = this._networkStream.getRangeReader(data.begin, data.end);
|
|
|
|
if (!rangeReader) {
|
|
sink.close();
|
|
return;
|
|
}
|
|
|
|
sink.onPull = () => {
|
|
rangeReader.read().then(function ({
|
|
value,
|
|
done
|
|
}) {
|
|
if (done) {
|
|
sink.close();
|
|
return;
|
|
}
|
|
|
|
(0, _util.assert)((0, _util.isArrayBuffer)(value));
|
|
sink.enqueue(new Uint8Array(value), 1, [value]);
|
|
}).catch(reason => {
|
|
sink.error(reason);
|
|
});
|
|
};
|
|
|
|
sink.onCancel = reason => {
|
|
rangeReader.cancel(reason);
|
|
};
|
|
});
|
|
messageHandler.on('GetDoc', ({
|
|
pdfInfo
|
|
}) => {
|
|
this._numPages = pdfInfo.numPages;
|
|
|
|
loadingTask._capability.resolve(new PDFDocumentProxy(pdfInfo, this));
|
|
});
|
|
messageHandler.on('PasswordRequest', exception => {
|
|
this._passwordCapability = (0, _util.createPromiseCapability)();
|
|
|
|
if (loadingTask.onPassword) {
|
|
const updatePassword = password => {
|
|
this._passwordCapability.resolve({
|
|
password
|
|
});
|
|
};
|
|
|
|
try {
|
|
loadingTask.onPassword(updatePassword, exception.code);
|
|
} catch (ex) {
|
|
this._passwordCapability.reject(ex);
|
|
}
|
|
} else {
|
|
this._passwordCapability.reject(new _util.PasswordException(exception.message, exception.code));
|
|
}
|
|
|
|
return this._passwordCapability.promise;
|
|
});
|
|
messageHandler.on('PasswordException', function (exception) {
|
|
loadingTask._capability.reject(new _util.PasswordException(exception.message, exception.code));
|
|
});
|
|
messageHandler.on('InvalidPDF', function (exception) {
|
|
loadingTask._capability.reject(new _util.InvalidPDFException(exception.message));
|
|
});
|
|
messageHandler.on('MissingPDF', function (exception) {
|
|
loadingTask._capability.reject(new _util.MissingPDFException(exception.message));
|
|
});
|
|
messageHandler.on('UnexpectedResponse', function (exception) {
|
|
loadingTask._capability.reject(new _util.UnexpectedResponseException(exception.message, exception.status));
|
|
});
|
|
messageHandler.on('UnknownError', function (exception) {
|
|
loadingTask._capability.reject(new _util.UnknownErrorException(exception.message, exception.details));
|
|
});
|
|
messageHandler.on('DataLoaded', data => {
|
|
if (loadingTask.onProgress) {
|
|
loadingTask.onProgress({
|
|
loaded: data.length,
|
|
total: data.length
|
|
});
|
|
}
|
|
|
|
this.downloadInfoCapability.resolve(data);
|
|
});
|
|
messageHandler.on('StartRenderPage', data => {
|
|
if (this.destroyed) {
|
|
return;
|
|
}
|
|
|
|
const page = this.pageCache[data.pageIndex];
|
|
|
|
page._startRenderPage(data.transparency, data.intent);
|
|
});
|
|
messageHandler.on('commonobj', data => {
|
|
if (this.destroyed) {
|
|
return;
|
|
}
|
|
|
|
const [id, type, exportedData] = data;
|
|
|
|
if (this.commonObjs.has(id)) {
|
|
return;
|
|
}
|
|
|
|
switch (type) {
|
|
case 'Font':
|
|
const params = this._params;
|
|
|
|
if ('error' in exportedData) {
|
|
const exportedError = exportedData.error;
|
|
(0, _util.warn)(`Error during font loading: ${exportedError}`);
|
|
this.commonObjs.resolve(id, exportedError);
|
|
break;
|
|
}
|
|
|
|
let fontRegistry = null;
|
|
|
|
if (params.pdfBug && _global_scope.default.FontInspector && _global_scope.default.FontInspector.enabled) {
|
|
fontRegistry = {
|
|
registerFont(font, url) {
|
|
_global_scope.default['FontInspector'].fontAdded(font, url);
|
|
}
|
|
|
|
};
|
|
}
|
|
|
|
const font = new _font_loader.FontFaceObject(exportedData, {
|
|
isEvalSupported: params.isEvalSupported,
|
|
disableFontFace: params.disableFontFace,
|
|
ignoreErrors: params.ignoreErrors,
|
|
onUnsupportedFeature: this._onUnsupportedFeature.bind(this),
|
|
fontRegistry
|
|
});
|
|
this.fontLoader.bind(font).then(() => {
|
|
this.commonObjs.resolve(id, font);
|
|
}, reason => {
|
|
messageHandler.sendWithPromise('FontFallback', {
|
|
id
|
|
}).finally(() => {
|
|
this.commonObjs.resolve(id, font);
|
|
});
|
|
});
|
|
break;
|
|
|
|
case 'FontPath':
|
|
case 'FontType3Res':
|
|
this.commonObjs.resolve(id, exportedData);
|
|
break;
|
|
|
|
default:
|
|
throw new Error(`Got unknown common object type ${type}`);
|
|
}
|
|
});
|
|
messageHandler.on('obj', data => {
|
|
if (this.destroyed) {
|
|
return undefined;
|
|
}
|
|
|
|
const [id, pageIndex, type, imageData] = data;
|
|
const pageProxy = this.pageCache[pageIndex];
|
|
|
|
if (pageProxy.objs.has(id)) {
|
|
return undefined;
|
|
}
|
|
|
|
switch (type) {
|
|
case 'JpegStream':
|
|
return new Promise((resolve, reject) => {
|
|
const img = new Image();
|
|
|
|
img.onload = function () {
|
|
resolve(img);
|
|
};
|
|
|
|
img.onerror = function () {
|
|
reject(new Error('Error during JPEG image loading'));
|
|
(0, _display_utils.releaseImageResources)(img);
|
|
};
|
|
|
|
img.src = imageData;
|
|
}).then(img => {
|
|
pageProxy.objs.resolve(id, img);
|
|
});
|
|
|
|
case 'Image':
|
|
pageProxy.objs.resolve(id, imageData);
|
|
const MAX_IMAGE_SIZE_TO_STORE = 8000000;
|
|
|
|
if (imageData && 'data' in imageData && imageData.data.length > MAX_IMAGE_SIZE_TO_STORE) {
|
|
pageProxy.cleanupAfterRender = true;
|
|
}
|
|
|
|
break;
|
|
|
|
default:
|
|
throw new Error(`Got unknown object type ${type}`);
|
|
}
|
|
|
|
return undefined;
|
|
});
|
|
messageHandler.on('DocProgress', data => {
|
|
if (this.destroyed) {
|
|
return;
|
|
}
|
|
|
|
if (loadingTask.onProgress) {
|
|
loadingTask.onProgress({
|
|
loaded: data.loaded,
|
|
total: data.total
|
|
});
|
|
}
|
|
});
|
|
messageHandler.on('UnsupportedFeature', this._onUnsupportedFeature.bind(this));
|
|
messageHandler.on('JpegDecode', data => {
|
|
if (this.destroyed) {
|
|
return Promise.reject(new Error('Worker was destroyed'));
|
|
}
|
|
|
|
if (typeof document === 'undefined') {
|
|
return Promise.reject(new Error('"document" is not defined.'));
|
|
}
|
|
|
|
const [imageUrl, components] = data;
|
|
|
|
if (components !== 3 && components !== 1) {
|
|
return Promise.reject(new Error('Only 3 components or 1 component can be returned'));
|
|
}
|
|
|
|
return new Promise(function (resolve, reject) {
|
|
const img = new Image();
|
|
|
|
img.onload = function () {
|
|
const {
|
|
width,
|
|
height
|
|
} = img;
|
|
const size = width * height;
|
|
const rgbaLength = size * 4;
|
|
const buf = new Uint8ClampedArray(size * components);
|
|
let tmpCanvas = document.createElement('canvas');
|
|
tmpCanvas.width = width;
|
|
tmpCanvas.height = height;
|
|
let tmpCtx = tmpCanvas.getContext('2d');
|
|
tmpCtx.drawImage(img, 0, 0);
|
|
const data = tmpCtx.getImageData(0, 0, width, height).data;
|
|
|
|
if (components === 3) {
|
|
for (let i = 0, j = 0; i < rgbaLength; i += 4, j += 3) {
|
|
buf[j] = data[i];
|
|
buf[j + 1] = data[i + 1];
|
|
buf[j + 2] = data[i + 2];
|
|
}
|
|
} else if (components === 1) {
|
|
for (let i = 0, j = 0; i < rgbaLength; i += 4, j++) {
|
|
buf[j] = data[i];
|
|
}
|
|
}
|
|
|
|
resolve({
|
|
data: buf,
|
|
width,
|
|
height
|
|
});
|
|
(0, _display_utils.releaseImageResources)(img);
|
|
tmpCanvas.width = 0;
|
|
tmpCanvas.height = 0;
|
|
tmpCanvas = null;
|
|
tmpCtx = null;
|
|
};
|
|
|
|
img.onerror = function () {
|
|
reject(new Error('JpegDecode failed to load image'));
|
|
(0, _display_utils.releaseImageResources)(img);
|
|
};
|
|
|
|
img.src = imageUrl;
|
|
});
|
|
});
|
|
messageHandler.on('FetchBuiltInCMap', (data, sink) => {
|
|
if (this.destroyed) {
|
|
sink.error(new Error('Worker was destroyed'));
|
|
return;
|
|
}
|
|
|
|
let fetched = false;
|
|
|
|
sink.onPull = () => {
|
|
if (fetched) {
|
|
sink.close();
|
|
return;
|
|
}
|
|
|
|
fetched = true;
|
|
this.CMapReaderFactory.fetch(data).then(function (builtInCMap) {
|
|
sink.enqueue(builtInCMap, 1, [builtInCMap.cMapData.buffer]);
|
|
}).catch(function (reason) {
|
|
sink.error(reason);
|
|
});
|
|
};
|
|
});
|
|
}
|
|
|
|
_onUnsupportedFeature({
|
|
featureId
|
|
}) {
|
|
if (this.destroyed) {
|
|
return;
|
|
}
|
|
|
|
if (this.loadingTask.onUnsupportedFeature) {
|
|
this.loadingTask.onUnsupportedFeature(featureId);
|
|
}
|
|
}
|
|
|
|
getData() {
|
|
return this.messageHandler.sendWithPromise('GetData', null);
|
|
}
|
|
|
|
getPage(pageNumber) {
|
|
if (!Number.isInteger(pageNumber) || pageNumber <= 0 || pageNumber > this._numPages) {
|
|
return Promise.reject(new Error('Invalid page request'));
|
|
}
|
|
|
|
const pageIndex = pageNumber - 1;
|
|
|
|
if (pageIndex in this.pagePromises) {
|
|
return this.pagePromises[pageIndex];
|
|
}
|
|
|
|
const promise = this.messageHandler.sendWithPromise('GetPage', {
|
|
pageIndex
|
|
}).then(pageInfo => {
|
|
if (this.destroyed) {
|
|
throw new Error('Transport destroyed');
|
|
}
|
|
|
|
const page = new PDFPageProxy(pageIndex, pageInfo, this, this._params.pdfBug);
|
|
this.pageCache[pageIndex] = page;
|
|
return page;
|
|
});
|
|
this.pagePromises[pageIndex] = promise;
|
|
return promise;
|
|
}
|
|
|
|
getPageIndex(ref) {
|
|
return this.messageHandler.sendWithPromise('GetPageIndex', {
|
|
ref
|
|
}).catch(function (reason) {
|
|
return Promise.reject(new Error(reason));
|
|
});
|
|
}
|
|
|
|
getAnnotations(pageIndex, intent) {
|
|
return this.messageHandler.sendWithPromise('GetAnnotations', {
|
|
pageIndex,
|
|
intent
|
|
});
|
|
}
|
|
|
|
getDestinations() {
|
|
return this.messageHandler.sendWithPromise('GetDestinations', null);
|
|
}
|
|
|
|
getDestination(id) {
|
|
if (typeof id !== 'string') {
|
|
return Promise.reject(new Error('Invalid destination request.'));
|
|
}
|
|
|
|
return this.messageHandler.sendWithPromise('GetDestination', {
|
|
id
|
|
});
|
|
}
|
|
|
|
getPageLabels() {
|
|
return this.messageHandler.sendWithPromise('GetPageLabels', null);
|
|
}
|
|
|
|
getPageLayout() {
|
|
return this.messageHandler.sendWithPromise('GetPageLayout', null);
|
|
}
|
|
|
|
getPageMode() {
|
|
return this.messageHandler.sendWithPromise('GetPageMode', null);
|
|
}
|
|
|
|
getViewerPreferences() {
|
|
return this.messageHandler.sendWithPromise('GetViewerPreferences', null);
|
|
}
|
|
|
|
getOpenActionDestination() {
|
|
return this.messageHandler.sendWithPromise('GetOpenActionDestination', null);
|
|
}
|
|
|
|
getAttachments() {
|
|
return this.messageHandler.sendWithPromise('GetAttachments', null);
|
|
}
|
|
|
|
getJavaScript() {
|
|
return this.messageHandler.sendWithPromise('GetJavaScript', null);
|
|
}
|
|
|
|
getOutline() {
|
|
return this.messageHandler.sendWithPromise('GetOutline', null);
|
|
}
|
|
|
|
getPermissions() {
|
|
return this.messageHandler.sendWithPromise('GetPermissions', null);
|
|
}
|
|
|
|
getMetadata() {
|
|
return this.messageHandler.sendWithPromise('GetMetadata', null).then(results => {
|
|
return {
|
|
info: results[0],
|
|
metadata: results[1] ? new _metadata.Metadata(results[1]) : null,
|
|
contentDispositionFilename: this._fullReader ? this._fullReader.filename : null
|
|
};
|
|
});
|
|
}
|
|
|
|
getStats() {
|
|
return this.messageHandler.sendWithPromise('GetStats', null);
|
|
}
|
|
|
|
startCleanup() {
|
|
this.messageHandler.sendWithPromise('Cleanup', null).then(() => {
|
|
for (let i = 0, ii = this.pageCache.length; i < ii; i++) {
|
|
const page = this.pageCache[i];
|
|
|
|
if (page) {
|
|
page.cleanup();
|
|
}
|
|
}
|
|
|
|
this.commonObjs.clear();
|
|
this.fontLoader.clear();
|
|
});
|
|
}
|
|
|
|
get loadingParams() {
|
|
const params = this._params;
|
|
return (0, _util.shadow)(this, 'loadingParams', {
|
|
disableAutoFetch: params.disableAutoFetch,
|
|
disableCreateObjectURL: params.disableCreateObjectURL,
|
|
disableFontFace: params.disableFontFace,
|
|
nativeImageDecoderSupport: params.nativeImageDecoderSupport
|
|
});
|
|
}
|
|
|
|
}
|
|
|
|
class PDFObjects {
|
|
constructor() {
|
|
this._objs = Object.create(null);
|
|
}
|
|
|
|
_ensureObj(objId) {
|
|
if (this._objs[objId]) {
|
|
return this._objs[objId];
|
|
}
|
|
|
|
return this._objs[objId] = {
|
|
capability: (0, _util.createPromiseCapability)(),
|
|
data: null,
|
|
resolved: false
|
|
};
|
|
}
|
|
|
|
get(objId, callback = null) {
|
|
if (callback) {
|
|
this._ensureObj(objId).capability.promise.then(callback);
|
|
|
|
return null;
|
|
}
|
|
|
|
const obj = this._objs[objId];
|
|
|
|
if (!obj || !obj.resolved) {
|
|
throw new Error(`Requesting object that isn't resolved yet ${objId}.`);
|
|
}
|
|
|
|
return obj.data;
|
|
}
|
|
|
|
has(objId) {
|
|
const obj = this._objs[objId];
|
|
return obj ? obj.resolved : false;
|
|
}
|
|
|
|
resolve(objId, data) {
|
|
const obj = this._ensureObj(objId);
|
|
|
|
obj.resolved = true;
|
|
obj.data = data;
|
|
obj.capability.resolve(data);
|
|
}
|
|
|
|
clear() {
|
|
for (const objId in this._objs) {
|
|
const {
|
|
data
|
|
} = this._objs[objId];
|
|
|
|
if (typeof Image !== 'undefined' && data instanceof Image) {
|
|
(0, _display_utils.releaseImageResources)(data);
|
|
}
|
|
}
|
|
|
|
this._objs = Object.create(null);
|
|
}
|
|
|
|
}
|
|
|
|
class RenderTask {
|
|
constructor(internalRenderTask) {
|
|
this._internalRenderTask = internalRenderTask;
|
|
this.onContinue = null;
|
|
}
|
|
|
|
get promise() {
|
|
return this._internalRenderTask.capability.promise;
|
|
}
|
|
|
|
cancel() {
|
|
this._internalRenderTask.cancel();
|
|
}
|
|
|
|
then(onFulfilled, onRejected) {
|
|
(0, _display_utils.deprecated)('RenderTask.then method, use the `promise` getter instead.');
|
|
return this.promise.then.apply(this.promise, arguments);
|
|
}
|
|
|
|
}
|
|
|
|
const InternalRenderTask = function InternalRenderTaskClosure() {
|
|
const canvasInRendering = new WeakSet();
|
|
|
|
class InternalRenderTask {
|
|
constructor({
|
|
callback,
|
|
params,
|
|
objs,
|
|
commonObjs,
|
|
operatorList,
|
|
pageNumber,
|
|
canvasFactory,
|
|
webGLContext,
|
|
useRequestAnimationFrame = false,
|
|
pdfBug = false
|
|
}) {
|
|
this.callback = callback;
|
|
this.params = params;
|
|
this.objs = objs;
|
|
this.commonObjs = commonObjs;
|
|
this.operatorListIdx = null;
|
|
this.operatorList = operatorList;
|
|
this.pageNumber = pageNumber;
|
|
this.canvasFactory = canvasFactory;
|
|
this.webGLContext = webGLContext;
|
|
this._pdfBug = pdfBug;
|
|
this.running = false;
|
|
this.graphicsReadyCallback = null;
|
|
this.graphicsReady = false;
|
|
this._useRequestAnimationFrame = useRequestAnimationFrame === true && typeof window !== 'undefined';
|
|
this.cancelled = false;
|
|
this.capability = (0, _util.createPromiseCapability)();
|
|
this.task = new RenderTask(this);
|
|
this._continueBound = this._continue.bind(this);
|
|
this._scheduleNextBound = this._scheduleNext.bind(this);
|
|
this._nextBound = this._next.bind(this);
|
|
this._canvas = params.canvasContext.canvas;
|
|
}
|
|
|
|
initializeGraphics(transparency = false) {
|
|
if (this.cancelled) {
|
|
return;
|
|
}
|
|
|
|
if (this._canvas) {
|
|
if (canvasInRendering.has(this._canvas)) {
|
|
throw new Error('Cannot use the same canvas during multiple render() operations. ' + 'Use different canvas or ensure previous operations were ' + 'cancelled or completed.');
|
|
}
|
|
|
|
canvasInRendering.add(this._canvas);
|
|
}
|
|
|
|
if (this._pdfBug && _global_scope.default.StepperManager && _global_scope.default.StepperManager.enabled) {
|
|
this.stepper = _global_scope.default.StepperManager.create(this.pageNumber - 1);
|
|
this.stepper.init(this.operatorList);
|
|
this.stepper.nextBreakPoint = this.stepper.getNextBreakPoint();
|
|
}
|
|
|
|
const {
|
|
canvasContext,
|
|
viewport,
|
|
transform,
|
|
imageLayer,
|
|
background
|
|
} = this.params;
|
|
this.gfx = new _canvas.CanvasGraphics(canvasContext, this.commonObjs, this.objs, this.canvasFactory, this.webGLContext, imageLayer);
|
|
this.gfx.beginDrawing({
|
|
transform,
|
|
viewport,
|
|
transparency,
|
|
background
|
|
});
|
|
this.operatorListIdx = 0;
|
|
this.graphicsReady = true;
|
|
|
|
if (this.graphicsReadyCallback) {
|
|
this.graphicsReadyCallback();
|
|
}
|
|
}
|
|
|
|
cancel(error = null) {
|
|
this.running = false;
|
|
this.cancelled = true;
|
|
|
|
if (this.gfx) {
|
|
this.gfx.endDrawing();
|
|
}
|
|
|
|
if (this._canvas) {
|
|
canvasInRendering.delete(this._canvas);
|
|
}
|
|
|
|
this.callback(error || new _display_utils.RenderingCancelledException(`Rendering cancelled, page ${this.pageNumber}`, 'canvas'));
|
|
}
|
|
|
|
operatorListChanged() {
|
|
if (!this.graphicsReady) {
|
|
if (!this.graphicsReadyCallback) {
|
|
this.graphicsReadyCallback = this._continueBound;
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
if (this.stepper) {
|
|
this.stepper.updateOperatorList(this.operatorList);
|
|
}
|
|
|
|
if (this.running) {
|
|
return;
|
|
}
|
|
|
|
this._continue();
|
|
}
|
|
|
|
_continue() {
|
|
this.running = true;
|
|
|
|
if (this.cancelled) {
|
|
return;
|
|
}
|
|
|
|
if (this.task.onContinue) {
|
|
this.task.onContinue(this._scheduleNextBound);
|
|
} else {
|
|
this._scheduleNext();
|
|
}
|
|
}
|
|
|
|
_scheduleNext() {
|
|
if (this._useRequestAnimationFrame) {
|
|
window.requestAnimationFrame(() => {
|
|
this._nextBound().catch(this.cancel.bind(this));
|
|
});
|
|
} else {
|
|
Promise.resolve().then(this._nextBound).catch(this.cancel.bind(this));
|
|
}
|
|
}
|
|
|
|
async _next() {
|
|
if (this.cancelled) {
|
|
return;
|
|
}
|
|
|
|
this.operatorListIdx = this.gfx.executeOperatorList(this.operatorList, this.operatorListIdx, this._continueBound, this.stepper);
|
|
|
|
if (this.operatorListIdx === this.operatorList.argsArray.length) {
|
|
this.running = false;
|
|
|
|
if (this.operatorList.lastChunk) {
|
|
this.gfx.endDrawing();
|
|
|
|
if (this._canvas) {
|
|
canvasInRendering.delete(this._canvas);
|
|
}
|
|
|
|
this.callback();
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
return InternalRenderTask;
|
|
}();
|
|
|
|
const version = '2.3.235';
|
|
exports.version = version;
|
|
const build = 'b255a5d0';
|
|
exports.build = build;
|
|
|
|
/***/ }),
|
|
/* 173 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.addLinkAttributes = addLinkAttributes;
|
|
exports.getFilenameFromUrl = getFilenameFromUrl;
|
|
exports.isFetchSupported = isFetchSupported;
|
|
exports.isValidFetchUrl = isValidFetchUrl;
|
|
exports.loadScript = loadScript;
|
|
exports.deprecated = deprecated;
|
|
exports.releaseImageResources = releaseImageResources;
|
|
exports.PDFDateString = exports.DummyStatTimer = exports.StatTimer = exports.DOMSVGFactory = exports.DOMCMapReaderFactory = exports.DOMCanvasFactory = exports.DEFAULT_LINK_REL = exports.LinkTarget = exports.RenderingCancelledException = exports.PageViewport = void 0;
|
|
|
|
var _util = __w_pdfjs_require__(1);
|
|
|
|
const DEFAULT_LINK_REL = 'noopener noreferrer nofollow';
|
|
exports.DEFAULT_LINK_REL = DEFAULT_LINK_REL;
|
|
const SVG_NS = 'http://www.w3.org/2000/svg';
|
|
|
|
class DOMCanvasFactory {
|
|
create(width, height) {
|
|
if (width <= 0 || height <= 0) {
|
|
throw new Error('Invalid canvas size');
|
|
}
|
|
|
|
const canvas = document.createElement('canvas');
|
|
const context = canvas.getContext('2d');
|
|
canvas.width = width;
|
|
canvas.height = height;
|
|
return {
|
|
canvas,
|
|
context
|
|
};
|
|
}
|
|
|
|
reset(canvasAndContext, width, height) {
|
|
if (!canvasAndContext.canvas) {
|
|
throw new Error('Canvas is not specified');
|
|
}
|
|
|
|
if (width <= 0 || height <= 0) {
|
|
throw new Error('Invalid canvas size');
|
|
}
|
|
|
|
canvasAndContext.canvas.width = width;
|
|
canvasAndContext.canvas.height = height;
|
|
}
|
|
|
|
destroy(canvasAndContext) {
|
|
if (!canvasAndContext.canvas) {
|
|
throw new Error('Canvas is not specified');
|
|
}
|
|
|
|
canvasAndContext.canvas.width = 0;
|
|
canvasAndContext.canvas.height = 0;
|
|
canvasAndContext.canvas = null;
|
|
canvasAndContext.context = null;
|
|
}
|
|
|
|
}
|
|
|
|
exports.DOMCanvasFactory = DOMCanvasFactory;
|
|
|
|
class DOMCMapReaderFactory {
|
|
constructor({
|
|
baseUrl = null,
|
|
isCompressed = false
|
|
}) {
|
|
this.baseUrl = baseUrl;
|
|
this.isCompressed = isCompressed;
|
|
}
|
|
|
|
async fetch({
|
|
name
|
|
}) {
|
|
if (!this.baseUrl) {
|
|
throw new Error('The CMap "baseUrl" parameter must be specified, ensure that ' + 'the "cMapUrl" and "cMapPacked" API parameters are provided.');
|
|
}
|
|
|
|
if (!name) {
|
|
throw new Error('CMap name must be specified.');
|
|
}
|
|
|
|
const url = this.baseUrl + name + (this.isCompressed ? '.bcmap' : '');
|
|
const compressionType = this.isCompressed ? _util.CMapCompressionType.BINARY : _util.CMapCompressionType.NONE;
|
|
|
|
if (isFetchSupported() && isValidFetchUrl(url, document.baseURI)) {
|
|
return fetch(url).then(async response => {
|
|
if (!response.ok) {
|
|
throw new Error(response.statusText);
|
|
}
|
|
|
|
let cMapData;
|
|
|
|
if (this.isCompressed) {
|
|
cMapData = new Uint8Array((await response.arrayBuffer()));
|
|
} else {
|
|
cMapData = (0, _util.stringToBytes)((await response.text()));
|
|
}
|
|
|
|
return {
|
|
cMapData,
|
|
compressionType
|
|
};
|
|
}).catch(reason => {
|
|
throw new Error(`Unable to load ${this.isCompressed ? 'binary ' : ''}` + `CMap at: ${url}`);
|
|
});
|
|
}
|
|
|
|
return new Promise((resolve, reject) => {
|
|
const request = new XMLHttpRequest();
|
|
request.open('GET', url, true);
|
|
|
|
if (this.isCompressed) {
|
|
request.responseType = 'arraybuffer';
|
|
}
|
|
|
|
request.onreadystatechange = () => {
|
|
if (request.readyState !== XMLHttpRequest.DONE) {
|
|
return;
|
|
}
|
|
|
|
if (request.status === 200 || request.status === 0) {
|
|
let cMapData;
|
|
|
|
if (this.isCompressed && request.response) {
|
|
cMapData = new Uint8Array(request.response);
|
|
} else if (!this.isCompressed && request.responseText) {
|
|
cMapData = (0, _util.stringToBytes)(request.responseText);
|
|
}
|
|
|
|
if (cMapData) {
|
|
resolve({
|
|
cMapData,
|
|
compressionType
|
|
});
|
|
return;
|
|
}
|
|
}
|
|
|
|
reject(new Error(request.statusText));
|
|
};
|
|
|
|
request.send(null);
|
|
}).catch(reason => {
|
|
throw new Error(`Unable to load ${this.isCompressed ? 'binary ' : ''}` + `CMap at: ${url}`);
|
|
});
|
|
}
|
|
|
|
}
|
|
|
|
exports.DOMCMapReaderFactory = DOMCMapReaderFactory;
|
|
|
|
class DOMSVGFactory {
|
|
create(width, height) {
|
|
(0, _util.assert)(width > 0 && height > 0, 'Invalid SVG dimensions');
|
|
const svg = document.createElementNS(SVG_NS, 'svg:svg');
|
|
svg.setAttribute('version', '1.1');
|
|
svg.setAttribute('width', width + 'px');
|
|
svg.setAttribute('height', height + 'px');
|
|
svg.setAttribute('preserveAspectRatio', 'none');
|
|
svg.setAttribute('viewBox', '0 0 ' + width + ' ' + height);
|
|
return svg;
|
|
}
|
|
|
|
createElement(type) {
|
|
(0, _util.assert)(typeof type === 'string', 'Invalid SVG element type');
|
|
return document.createElementNS(SVG_NS, type);
|
|
}
|
|
|
|
}
|
|
|
|
exports.DOMSVGFactory = DOMSVGFactory;
|
|
|
|
class PageViewport {
|
|
constructor({
|
|
viewBox,
|
|
scale,
|
|
rotation,
|
|
offsetX = 0,
|
|
offsetY = 0,
|
|
dontFlip = false
|
|
}) {
|
|
this.viewBox = viewBox;
|
|
this.scale = scale;
|
|
this.rotation = rotation;
|
|
this.offsetX = offsetX;
|
|
this.offsetY = offsetY;
|
|
const centerX = (viewBox[2] + viewBox[0]) / 2;
|
|
const centerY = (viewBox[3] + viewBox[1]) / 2;
|
|
let rotateA, rotateB, rotateC, rotateD;
|
|
rotation = rotation % 360;
|
|
rotation = rotation < 0 ? rotation + 360 : rotation;
|
|
|
|
switch (rotation) {
|
|
case 180:
|
|
rotateA = -1;
|
|
rotateB = 0;
|
|
rotateC = 0;
|
|
rotateD = 1;
|
|
break;
|
|
|
|
case 90:
|
|
rotateA = 0;
|
|
rotateB = 1;
|
|
rotateC = 1;
|
|
rotateD = 0;
|
|
break;
|
|
|
|
case 270:
|
|
rotateA = 0;
|
|
rotateB = -1;
|
|
rotateC = -1;
|
|
rotateD = 0;
|
|
break;
|
|
|
|
default:
|
|
rotateA = 1;
|
|
rotateB = 0;
|
|
rotateC = 0;
|
|
rotateD = -1;
|
|
break;
|
|
}
|
|
|
|
if (dontFlip) {
|
|
rotateC = -rotateC;
|
|
rotateD = -rotateD;
|
|
}
|
|
|
|
let offsetCanvasX, offsetCanvasY;
|
|
let width, height;
|
|
|
|
if (rotateA === 0) {
|
|
offsetCanvasX = Math.abs(centerY - viewBox[1]) * scale + offsetX;
|
|
offsetCanvasY = Math.abs(centerX - viewBox[0]) * scale + offsetY;
|
|
width = Math.abs(viewBox[3] - viewBox[1]) * scale;
|
|
height = Math.abs(viewBox[2] - viewBox[0]) * scale;
|
|
} else {
|
|
offsetCanvasX = Math.abs(centerX - viewBox[0]) * scale + offsetX;
|
|
offsetCanvasY = Math.abs(centerY - viewBox[1]) * scale + offsetY;
|
|
width = Math.abs(viewBox[2] - viewBox[0]) * scale;
|
|
height = Math.abs(viewBox[3] - viewBox[1]) * scale;
|
|
}
|
|
|
|
this.transform = [rotateA * scale, rotateB * scale, rotateC * scale, rotateD * scale, offsetCanvasX - rotateA * scale * centerX - rotateC * scale * centerY, offsetCanvasY - rotateB * scale * centerX - rotateD * scale * centerY];
|
|
this.width = width;
|
|
this.height = height;
|
|
}
|
|
|
|
clone({
|
|
scale = this.scale,
|
|
rotation = this.rotation,
|
|
dontFlip = false
|
|
} = {}) {
|
|
return new PageViewport({
|
|
viewBox: this.viewBox.slice(),
|
|
scale,
|
|
rotation,
|
|
offsetX: this.offsetX,
|
|
offsetY: this.offsetY,
|
|
dontFlip
|
|
});
|
|
}
|
|
|
|
convertToViewportPoint(x, y) {
|
|
return _util.Util.applyTransform([x, y], this.transform);
|
|
}
|
|
|
|
convertToViewportRectangle(rect) {
|
|
const topLeft = _util.Util.applyTransform([rect[0], rect[1]], this.transform);
|
|
|
|
const bottomRight = _util.Util.applyTransform([rect[2], rect[3]], this.transform);
|
|
|
|
return [topLeft[0], topLeft[1], bottomRight[0], bottomRight[1]];
|
|
}
|
|
|
|
convertToPdfPoint(x, y) {
|
|
return _util.Util.applyInverseTransform([x, y], this.transform);
|
|
}
|
|
|
|
}
|
|
|
|
exports.PageViewport = PageViewport;
|
|
|
|
class RenderingCancelledException extends _util.BaseException {
|
|
constructor(msg, type) {
|
|
super(msg);
|
|
this.type = type;
|
|
}
|
|
|
|
}
|
|
|
|
exports.RenderingCancelledException = RenderingCancelledException;
|
|
const LinkTarget = {
|
|
NONE: 0,
|
|
SELF: 1,
|
|
BLANK: 2,
|
|
PARENT: 3,
|
|
TOP: 4
|
|
};
|
|
exports.LinkTarget = LinkTarget;
|
|
const LinkTargetStringMap = ['', '_self', '_blank', '_parent', '_top'];
|
|
|
|
function addLinkAttributes(link, {
|
|
url,
|
|
target,
|
|
rel,
|
|
enabled = true
|
|
} = {}) {
|
|
(0, _util.assert)(url && typeof url === 'string', 'addLinkAttributes: A valid "url" parameter must provided.');
|
|
const urlNullRemoved = (0, _util.removeNullCharacters)(url);
|
|
|
|
if (enabled) {
|
|
link.href = link.title = urlNullRemoved;
|
|
} else {
|
|
link.href = '';
|
|
link.title = `Disabled: ${urlNullRemoved}`;
|
|
|
|
link.onclick = () => {
|
|
return false;
|
|
};
|
|
}
|
|
|
|
const LinkTargetValues = Object.values(LinkTarget);
|
|
const targetIndex = LinkTargetValues.includes(target) ? target : LinkTarget.NONE;
|
|
link.target = LinkTargetStringMap[targetIndex];
|
|
link.rel = typeof rel === 'string' ? rel : DEFAULT_LINK_REL;
|
|
}
|
|
|
|
function getFilenameFromUrl(url) {
|
|
const anchor = url.indexOf('#');
|
|
const query = url.indexOf('?');
|
|
const end = Math.min(anchor > 0 ? anchor : url.length, query > 0 ? query : url.length);
|
|
return url.substring(url.lastIndexOf('/', end) + 1, end);
|
|
}
|
|
|
|
class StatTimer {
|
|
constructor(enable = true) {
|
|
this.enabled = !!enable;
|
|
this.started = Object.create(null);
|
|
this.times = [];
|
|
}
|
|
|
|
time(name) {
|
|
if (!this.enabled) {
|
|
return;
|
|
}
|
|
|
|
if (name in this.started) {
|
|
(0, _util.warn)('Timer is already running for ' + name);
|
|
}
|
|
|
|
this.started[name] = Date.now();
|
|
}
|
|
|
|
timeEnd(name) {
|
|
if (!this.enabled) {
|
|
return;
|
|
}
|
|
|
|
if (!(name in this.started)) {
|
|
(0, _util.warn)('Timer has not been started for ' + name);
|
|
}
|
|
|
|
this.times.push({
|
|
'name': name,
|
|
'start': this.started[name],
|
|
'end': Date.now()
|
|
});
|
|
delete this.started[name];
|
|
}
|
|
|
|
toString() {
|
|
let out = '',
|
|
longest = 0;
|
|
|
|
for (const time of this.times) {
|
|
const name = time.name;
|
|
|
|
if (name.length > longest) {
|
|
longest = name.length;
|
|
}
|
|
}
|
|
|
|
for (const time of this.times) {
|
|
const duration = time.end - time.start;
|
|
out += `${time.name.padEnd(longest)} ${duration}ms\n`;
|
|
}
|
|
|
|
return out;
|
|
}
|
|
|
|
}
|
|
|
|
exports.StatTimer = StatTimer;
|
|
|
|
class DummyStatTimer {
|
|
constructor() {
|
|
(0, _util.unreachable)('Cannot initialize DummyStatTimer.');
|
|
}
|
|
|
|
static time(name) {}
|
|
|
|
static timeEnd(name) {}
|
|
|
|
static toString() {
|
|
return '';
|
|
}
|
|
|
|
}
|
|
|
|
exports.DummyStatTimer = DummyStatTimer;
|
|
|
|
function isFetchSupported() {
|
|
return typeof fetch !== 'undefined' && typeof Response !== 'undefined' && 'body' in Response.prototype && typeof ReadableStream !== 'undefined';
|
|
}
|
|
|
|
function isValidFetchUrl(url, baseUrl) {
|
|
try {
|
|
const {
|
|
protocol
|
|
} = baseUrl ? new URL(url, baseUrl) : new URL(url);
|
|
return protocol === 'http:' || protocol === 'https:';
|
|
} catch (ex) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
function loadScript(src) {
|
|
return new Promise((resolve, reject) => {
|
|
const script = document.createElement('script');
|
|
script.src = src;
|
|
script.onload = resolve;
|
|
|
|
script.onerror = function () {
|
|
reject(new Error(`Cannot load script at: ${script.src}`));
|
|
};
|
|
|
|
(document.head || document.documentElement).appendChild(script);
|
|
});
|
|
}
|
|
|
|
function deprecated(details) {
|
|
console.log('Deprecated API usage: ' + details);
|
|
}
|
|
|
|
function releaseImageResources(img) {
|
|
(0, _util.assert)(img instanceof Image, 'Invalid `img` parameter.');
|
|
const url = img.src;
|
|
|
|
if (typeof url === 'string' && url.startsWith('blob:') && URL.revokeObjectURL) {
|
|
URL.revokeObjectURL(url);
|
|
}
|
|
|
|
img.removeAttribute('src');
|
|
}
|
|
|
|
let pdfDateStringRegex;
|
|
|
|
class PDFDateString {
|
|
static toDateObject(input) {
|
|
if (!input || !(0, _util.isString)(input)) {
|
|
return null;
|
|
}
|
|
|
|
if (!pdfDateStringRegex) {
|
|
pdfDateStringRegex = new RegExp('^D:' + '(\\d{4})' + '(\\d{2})?' + '(\\d{2})?' + '(\\d{2})?' + '(\\d{2})?' + '(\\d{2})?' + '([Z|+|-])?' + '(\\d{2})?' + '\'?' + '(\\d{2})?' + '\'?');
|
|
}
|
|
|
|
const matches = pdfDateStringRegex.exec(input);
|
|
|
|
if (!matches) {
|
|
return null;
|
|
}
|
|
|
|
const year = parseInt(matches[1], 10);
|
|
let month = parseInt(matches[2], 10);
|
|
month = month >= 1 && month <= 12 ? month - 1 : 0;
|
|
let day = parseInt(matches[3], 10);
|
|
day = day >= 1 && day <= 31 ? day : 1;
|
|
let hour = parseInt(matches[4], 10);
|
|
hour = hour >= 0 && hour <= 23 ? hour : 0;
|
|
let minute = parseInt(matches[5], 10);
|
|
minute = minute >= 0 && minute <= 59 ? minute : 0;
|
|
let second = parseInt(matches[6], 10);
|
|
second = second >= 0 && second <= 59 ? second : 0;
|
|
const universalTimeRelation = matches[7] || 'Z';
|
|
let offsetHour = parseInt(matches[8], 10);
|
|
offsetHour = offsetHour >= 0 && offsetHour <= 23 ? offsetHour : 0;
|
|
let offsetMinute = parseInt(matches[9], 10) || 0;
|
|
offsetMinute = offsetMinute >= 0 && offsetMinute <= 59 ? offsetMinute : 0;
|
|
|
|
if (universalTimeRelation === '-') {
|
|
hour += offsetHour;
|
|
minute += offsetMinute;
|
|
} else if (universalTimeRelation === '+') {
|
|
hour -= offsetHour;
|
|
minute -= offsetMinute;
|
|
}
|
|
|
|
return new Date(Date.UTC(year, month, day, hour, minute, second));
|
|
}
|
|
|
|
}
|
|
|
|
exports.PDFDateString = PDFDateString;
|
|
|
|
/***/ }),
|
|
/* 174 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.FontLoader = exports.FontFaceObject = void 0;
|
|
|
|
var _util = __w_pdfjs_require__(1);
|
|
|
|
class BaseFontLoader {
|
|
constructor({
|
|
docId,
|
|
onUnsupportedFeature
|
|
}) {
|
|
if (this.constructor === BaseFontLoader) {
|
|
(0, _util.unreachable)('Cannot initialize BaseFontLoader.');
|
|
}
|
|
|
|
this.docId = docId;
|
|
this._onUnsupportedFeature = onUnsupportedFeature;
|
|
this.nativeFontFaces = [];
|
|
this.styleElement = null;
|
|
}
|
|
|
|
addNativeFontFace(nativeFontFace) {
|
|
this.nativeFontFaces.push(nativeFontFace);
|
|
document.fonts.add(nativeFontFace);
|
|
}
|
|
|
|
insertRule(rule) {
|
|
let styleElement = this.styleElement;
|
|
|
|
if (!styleElement) {
|
|
styleElement = this.styleElement = document.createElement('style');
|
|
styleElement.id = `PDFJS_FONT_STYLE_TAG_${this.docId}`;
|
|
document.documentElement.getElementsByTagName('head')[0].appendChild(styleElement);
|
|
}
|
|
|
|
const styleSheet = styleElement.sheet;
|
|
styleSheet.insertRule(rule, styleSheet.cssRules.length);
|
|
}
|
|
|
|
clear() {
|
|
this.nativeFontFaces.forEach(function (nativeFontFace) {
|
|
document.fonts.delete(nativeFontFace);
|
|
});
|
|
this.nativeFontFaces.length = 0;
|
|
|
|
if (this.styleElement) {
|
|
this.styleElement.remove();
|
|
this.styleElement = null;
|
|
}
|
|
}
|
|
|
|
async bind(font) {
|
|
if (font.attached || font.missingFile) {
|
|
return undefined;
|
|
}
|
|
|
|
font.attached = true;
|
|
|
|
if (this.isFontLoadingAPISupported) {
|
|
const nativeFontFace = font.createNativeFontFace();
|
|
|
|
if (nativeFontFace) {
|
|
this.addNativeFontFace(nativeFontFace);
|
|
|
|
try {
|
|
await nativeFontFace.loaded;
|
|
} catch (ex) {
|
|
this._onUnsupportedFeature({
|
|
featureId: _util.UNSUPPORTED_FEATURES.font
|
|
});
|
|
|
|
(0, _util.warn)(`Failed to load font '${nativeFontFace.family}': '${ex}'.`);
|
|
font.disableFontFace = true;
|
|
throw ex;
|
|
}
|
|
}
|
|
|
|
return undefined;
|
|
}
|
|
|
|
const rule = font.createFontFaceRule();
|
|
|
|
if (rule) {
|
|
this.insertRule(rule);
|
|
|
|
if (this.isSyncFontLoadingSupported) {
|
|
return undefined;
|
|
}
|
|
|
|
return new Promise(resolve => {
|
|
const request = this._queueLoadingCallback(resolve);
|
|
|
|
this._prepareFontLoadEvent([rule], [font], request);
|
|
});
|
|
}
|
|
|
|
return undefined;
|
|
}
|
|
|
|
_queueLoadingCallback(callback) {
|
|
(0, _util.unreachable)('Abstract method `_queueLoadingCallback`.');
|
|
}
|
|
|
|
get isFontLoadingAPISupported() {
|
|
(0, _util.unreachable)('Abstract method `isFontLoadingAPISupported`.');
|
|
}
|
|
|
|
get isSyncFontLoadingSupported() {
|
|
(0, _util.unreachable)('Abstract method `isSyncFontLoadingSupported`.');
|
|
}
|
|
|
|
get _loadTestFont() {
|
|
(0, _util.unreachable)('Abstract method `_loadTestFont`.');
|
|
}
|
|
|
|
_prepareFontLoadEvent(rules, fontsToLoad, request) {
|
|
(0, _util.unreachable)('Abstract method `_prepareFontLoadEvent`.');
|
|
}
|
|
|
|
}
|
|
|
|
let FontLoader;
|
|
exports.FontLoader = FontLoader;
|
|
{
|
|
exports.FontLoader = FontLoader = class GenericFontLoader extends BaseFontLoader {
|
|
constructor(docId) {
|
|
super(docId);
|
|
this.loadingContext = {
|
|
requests: [],
|
|
nextRequestId: 0
|
|
};
|
|
this.loadTestFontId = 0;
|
|
}
|
|
|
|
get isFontLoadingAPISupported() {
|
|
let supported = typeof document !== 'undefined' && !!document.fonts;
|
|
|
|
if (supported && typeof navigator !== 'undefined') {
|
|
const m = /Mozilla\/5.0.*?rv:(\d+).*? Gecko/.exec(navigator.userAgent);
|
|
|
|
if (m && m[1] < 63) {
|
|
supported = false;
|
|
}
|
|
}
|
|
|
|
return (0, _util.shadow)(this, 'isFontLoadingAPISupported', supported);
|
|
}
|
|
|
|
get isSyncFontLoadingSupported() {
|
|
let supported = false;
|
|
|
|
if (typeof navigator === 'undefined') {
|
|
supported = true;
|
|
} else {
|
|
const m = /Mozilla\/5.0.*?rv:(\d+).*? Gecko/.exec(navigator.userAgent);
|
|
|
|
if (m && m[1] >= 14) {
|
|
supported = true;
|
|
}
|
|
}
|
|
|
|
return (0, _util.shadow)(this, 'isSyncFontLoadingSupported', supported);
|
|
}
|
|
|
|
_queueLoadingCallback(callback) {
|
|
function completeRequest() {
|
|
(0, _util.assert)(!request.done, 'completeRequest() cannot be called twice.');
|
|
request.done = true;
|
|
|
|
while (context.requests.length > 0 && context.requests[0].done) {
|
|
const otherRequest = context.requests.shift();
|
|
setTimeout(otherRequest.callback, 0);
|
|
}
|
|
}
|
|
|
|
const context = this.loadingContext;
|
|
const request = {
|
|
id: `pdfjs-font-loading-${context.nextRequestId++}`,
|
|
done: false,
|
|
complete: completeRequest,
|
|
callback
|
|
};
|
|
context.requests.push(request);
|
|
return request;
|
|
}
|
|
|
|
get _loadTestFont() {
|
|
const getLoadTestFont = function () {
|
|
return atob('T1RUTwALAIAAAwAwQ0ZGIDHtZg4AAAOYAAAAgUZGVE1lkzZwAAAEHAAAABxHREVGABQA' + 'FQAABDgAAAAeT1MvMlYNYwkAAAEgAAAAYGNtYXABDQLUAAACNAAAAUJoZWFk/xVFDQAA' + 'ALwAAAA2aGhlYQdkA+oAAAD0AAAAJGhtdHgD6AAAAAAEWAAAAAZtYXhwAAJQAAAAARgA' + 'AAAGbmFtZVjmdH4AAAGAAAAAsXBvc3T/hgAzAAADeAAAACAAAQAAAAEAALZRFsRfDzz1' + 'AAsD6AAAAADOBOTLAAAAAM4KHDwAAAAAA+gDIQAAAAgAAgAAAAAAAAABAAADIQAAAFoD' + '6AAAAAAD6AABAAAAAAAAAAAAAAAAAAAAAQAAUAAAAgAAAAQD6AH0AAUAAAKKArwAAACM' + 'AooCvAAAAeAAMQECAAACAAYJAAAAAAAAAAAAAQAAAAAAAAAAAAAAAFBmRWQAwAAuAC4D' + 'IP84AFoDIQAAAAAAAQAAAAAAAAAAACAAIAABAAAADgCuAAEAAAAAAAAAAQAAAAEAAAAA' + 'AAEAAQAAAAEAAAAAAAIAAQAAAAEAAAAAAAMAAQAAAAEAAAAAAAQAAQAAAAEAAAAAAAUA' + 'AQAAAAEAAAAAAAYAAQAAAAMAAQQJAAAAAgABAAMAAQQJAAEAAgABAAMAAQQJAAIAAgAB' + 'AAMAAQQJAAMAAgABAAMAAQQJAAQAAgABAAMAAQQJAAUAAgABAAMAAQQJAAYAAgABWABY' + 'AAAAAAAAAwAAAAMAAAAcAAEAAAAAADwAAwABAAAAHAAEACAAAAAEAAQAAQAAAC7//wAA' + 'AC7////TAAEAAAAAAAABBgAAAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMAAAAAAAD/gwAyAAAAAQAAAAAAAAAAAAAAAAAA' + 'AAABAAQEAAEBAQJYAAEBASH4DwD4GwHEAvgcA/gXBIwMAYuL+nz5tQXkD5j3CBLnEQAC' + 'AQEBIVhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYAAABAQAADwACAQEEE/t3' + 'Dov6fAH6fAT+fPp8+nwHDosMCvm1Cvm1DAz6fBQAAAAAAAABAAAAAMmJbzEAAAAAzgTj' + 'FQAAAADOBOQpAAEAAAAAAAAADAAUAAQAAAABAAAAAgABAAAAAAAAAAAD6AAAAAAAAA==');
|
|
};
|
|
|
|
return (0, _util.shadow)(this, '_loadTestFont', getLoadTestFont());
|
|
}
|
|
|
|
_prepareFontLoadEvent(rules, fonts, request) {
|
|
function int32(data, offset) {
|
|
return data.charCodeAt(offset) << 24 | data.charCodeAt(offset + 1) << 16 | data.charCodeAt(offset + 2) << 8 | data.charCodeAt(offset + 3) & 0xff;
|
|
}
|
|
|
|
function spliceString(s, offset, remove, insert) {
|
|
let chunk1 = s.substring(0, offset);
|
|
let chunk2 = s.substring(offset + remove);
|
|
return chunk1 + insert + chunk2;
|
|
}
|
|
|
|
let i, ii;
|
|
let canvas = document.createElement('canvas');
|
|
canvas.width = 1;
|
|
canvas.height = 1;
|
|
let ctx = canvas.getContext('2d');
|
|
let called = 0;
|
|
|
|
function isFontReady(name, callback) {
|
|
called++;
|
|
|
|
if (called > 30) {
|
|
(0, _util.warn)('Load test font never loaded.');
|
|
callback();
|
|
return;
|
|
}
|
|
|
|
ctx.font = '30px ' + name;
|
|
ctx.fillText('.', 0, 20);
|
|
let imageData = ctx.getImageData(0, 0, 1, 1);
|
|
|
|
if (imageData.data[3] > 0) {
|
|
callback();
|
|
return;
|
|
}
|
|
|
|
setTimeout(isFontReady.bind(null, name, callback));
|
|
}
|
|
|
|
const loadTestFontId = `lt${Date.now()}${this.loadTestFontId++}`;
|
|
let data = this._loadTestFont;
|
|
let COMMENT_OFFSET = 976;
|
|
data = spliceString(data, COMMENT_OFFSET, loadTestFontId.length, loadTestFontId);
|
|
let CFF_CHECKSUM_OFFSET = 16;
|
|
let XXXX_VALUE = 0x58585858;
|
|
let checksum = int32(data, CFF_CHECKSUM_OFFSET);
|
|
|
|
for (i = 0, ii = loadTestFontId.length - 3; i < ii; i += 4) {
|
|
checksum = checksum - XXXX_VALUE + int32(loadTestFontId, i) | 0;
|
|
}
|
|
|
|
if (i < loadTestFontId.length) {
|
|
checksum = checksum - XXXX_VALUE + int32(loadTestFontId + 'XXX', i) | 0;
|
|
}
|
|
|
|
data = spliceString(data, CFF_CHECKSUM_OFFSET, 4, (0, _util.string32)(checksum));
|
|
const url = `url(data:font/opentype;base64,${btoa(data)});`;
|
|
const rule = `@font-face {font-family:"${loadTestFontId}";src:${url}}`;
|
|
this.insertRule(rule);
|
|
let names = [];
|
|
|
|
for (i = 0, ii = fonts.length; i < ii; i++) {
|
|
names.push(fonts[i].loadedName);
|
|
}
|
|
|
|
names.push(loadTestFontId);
|
|
let div = document.createElement('div');
|
|
div.setAttribute('style', 'visibility: hidden;' + 'width: 10px; height: 10px;' + 'position: absolute; top: 0px; left: 0px;');
|
|
|
|
for (i = 0, ii = names.length; i < ii; ++i) {
|
|
let span = document.createElement('span');
|
|
span.textContent = 'Hi';
|
|
span.style.fontFamily = names[i];
|
|
div.appendChild(span);
|
|
}
|
|
|
|
document.body.appendChild(div);
|
|
isFontReady(loadTestFontId, function () {
|
|
document.body.removeChild(div);
|
|
request.complete();
|
|
});
|
|
}
|
|
|
|
};
|
|
}
|
|
const IsEvalSupportedCached = {
|
|
get value() {
|
|
return (0, _util.shadow)(this, 'value', (0, _util.isEvalSupported)());
|
|
}
|
|
|
|
};
|
|
|
|
class FontFaceObject {
|
|
constructor(translatedData, {
|
|
isEvalSupported = true,
|
|
disableFontFace = false,
|
|
ignoreErrors = false,
|
|
onUnsupportedFeature = null,
|
|
fontRegistry = null
|
|
}) {
|
|
this.compiledGlyphs = Object.create(null);
|
|
|
|
for (let i in translatedData) {
|
|
this[i] = translatedData[i];
|
|
}
|
|
|
|
this.isEvalSupported = isEvalSupported !== false;
|
|
this.disableFontFace = disableFontFace === true;
|
|
this.ignoreErrors = ignoreErrors === true;
|
|
this._onUnsupportedFeature = onUnsupportedFeature;
|
|
this.fontRegistry = fontRegistry;
|
|
}
|
|
|
|
createNativeFontFace() {
|
|
if (!this.data || this.disableFontFace) {
|
|
return null;
|
|
}
|
|
|
|
const nativeFontFace = new FontFace(this.loadedName, this.data, {});
|
|
|
|
if (this.fontRegistry) {
|
|
this.fontRegistry.registerFont(this);
|
|
}
|
|
|
|
return nativeFontFace;
|
|
}
|
|
|
|
createFontFaceRule() {
|
|
if (!this.data || this.disableFontFace) {
|
|
return null;
|
|
}
|
|
|
|
const data = (0, _util.bytesToString)(new Uint8Array(this.data));
|
|
const url = `url(data:${this.mimetype};base64,${btoa(data)});`;
|
|
const rule = `@font-face {font-family:"${this.loadedName}";src:${url}}`;
|
|
|
|
if (this.fontRegistry) {
|
|
this.fontRegistry.registerFont(this, url);
|
|
}
|
|
|
|
return rule;
|
|
}
|
|
|
|
getPathGenerator(objs, character) {
|
|
if (this.compiledGlyphs[character] !== undefined) {
|
|
return this.compiledGlyphs[character];
|
|
}
|
|
|
|
let cmds, current;
|
|
|
|
try {
|
|
cmds = objs.get(this.loadedName + '_path_' + character);
|
|
} catch (ex) {
|
|
if (!this.ignoreErrors) {
|
|
throw ex;
|
|
}
|
|
|
|
if (this._onUnsupportedFeature) {
|
|
this._onUnsupportedFeature({
|
|
featureId: _util.UNSUPPORTED_FEATURES.font
|
|
});
|
|
}
|
|
|
|
(0, _util.warn)(`getPathGenerator - ignoring character: "${ex}".`);
|
|
return this.compiledGlyphs[character] = function (c, size) {};
|
|
}
|
|
|
|
if (this.isEvalSupported && IsEvalSupportedCached.value) {
|
|
let args,
|
|
js = '';
|
|
|
|
for (let i = 0, ii = cmds.length; i < ii; i++) {
|
|
current = cmds[i];
|
|
|
|
if (current.args !== undefined) {
|
|
args = current.args.join(',');
|
|
} else {
|
|
args = '';
|
|
}
|
|
|
|
js += 'c.' + current.cmd + '(' + args + ');\n';
|
|
}
|
|
|
|
return this.compiledGlyphs[character] = new Function('c', 'size', js);
|
|
}
|
|
|
|
return this.compiledGlyphs[character] = function (c, size) {
|
|
for (let i = 0, ii = cmds.length; i < ii; i++) {
|
|
current = cmds[i];
|
|
|
|
if (current.cmd === 'scale') {
|
|
current.args = [size, -size];
|
|
}
|
|
|
|
c[current.cmd].apply(c, current.args);
|
|
}
|
|
};
|
|
}
|
|
|
|
}
|
|
|
|
exports.FontFaceObject = FontFaceObject;
|
|
|
|
/***/ }),
|
|
/* 175 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
let compatibilityParams = Object.create(null);
|
|
;
|
|
exports.apiCompatibilityParams = Object.freeze(compatibilityParams);
|
|
|
|
/***/ }),
|
|
/* 176 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.CanvasGraphics = void 0;
|
|
|
|
var _util = __w_pdfjs_require__(1);
|
|
|
|
var _pattern_helper = __w_pdfjs_require__(177);
|
|
|
|
var MIN_FONT_SIZE = 16;
|
|
var MAX_FONT_SIZE = 100;
|
|
var MAX_GROUP_SIZE = 4096;
|
|
var MIN_WIDTH_FACTOR = 0.65;
|
|
var COMPILE_TYPE3_GLYPHS = true;
|
|
var MAX_SIZE_TO_COMPILE = 1000;
|
|
var FULL_CHUNK_HEIGHT = 16;
|
|
var IsLittleEndianCached = {
|
|
get value() {
|
|
return (0, _util.shadow)(IsLittleEndianCached, 'value', (0, _util.isLittleEndian)());
|
|
}
|
|
|
|
};
|
|
|
|
function addContextCurrentTransform(ctx) {
|
|
if (!ctx.mozCurrentTransform) {
|
|
ctx._originalSave = ctx.save;
|
|
ctx._originalRestore = ctx.restore;
|
|
ctx._originalRotate = ctx.rotate;
|
|
ctx._originalScale = ctx.scale;
|
|
ctx._originalTranslate = ctx.translate;
|
|
ctx._originalTransform = ctx.transform;
|
|
ctx._originalSetTransform = ctx.setTransform;
|
|
ctx._transformMatrix = ctx._transformMatrix || [1, 0, 0, 1, 0, 0];
|
|
ctx._transformStack = [];
|
|
Object.defineProperty(ctx, 'mozCurrentTransform', {
|
|
get: function getCurrentTransform() {
|
|
return this._transformMatrix;
|
|
}
|
|
});
|
|
Object.defineProperty(ctx, 'mozCurrentTransformInverse', {
|
|
get: function getCurrentTransformInverse() {
|
|
var m = this._transformMatrix;
|
|
var a = m[0],
|
|
b = m[1],
|
|
c = m[2],
|
|
d = m[3],
|
|
e = m[4],
|
|
f = m[5];
|
|
var ad_bc = a * d - b * c;
|
|
var bc_ad = b * c - a * d;
|
|
return [d / ad_bc, b / bc_ad, c / bc_ad, a / ad_bc, (d * e - c * f) / bc_ad, (b * e - a * f) / ad_bc];
|
|
}
|
|
});
|
|
|
|
ctx.save = function ctxSave() {
|
|
var old = this._transformMatrix;
|
|
|
|
this._transformStack.push(old);
|
|
|
|
this._transformMatrix = old.slice(0, 6);
|
|
|
|
this._originalSave();
|
|
};
|
|
|
|
ctx.restore = function ctxRestore() {
|
|
var prev = this._transformStack.pop();
|
|
|
|
if (prev) {
|
|
this._transformMatrix = prev;
|
|
|
|
this._originalRestore();
|
|
}
|
|
};
|
|
|
|
ctx.translate = function ctxTranslate(x, y) {
|
|
var m = this._transformMatrix;
|
|
m[4] = m[0] * x + m[2] * y + m[4];
|
|
m[5] = m[1] * x + m[3] * y + m[5];
|
|
|
|
this._originalTranslate(x, y);
|
|
};
|
|
|
|
ctx.scale = function ctxScale(x, y) {
|
|
var m = this._transformMatrix;
|
|
m[0] = m[0] * x;
|
|
m[1] = m[1] * x;
|
|
m[2] = m[2] * y;
|
|
m[3] = m[3] * y;
|
|
|
|
this._originalScale(x, y);
|
|
};
|
|
|
|
ctx.transform = function ctxTransform(a, b, c, d, e, f) {
|
|
var m = this._transformMatrix;
|
|
this._transformMatrix = [m[0] * a + m[2] * b, m[1] * a + m[3] * b, m[0] * c + m[2] * d, m[1] * c + m[3] * d, m[0] * e + m[2] * f + m[4], m[1] * e + m[3] * f + m[5]];
|
|
|
|
ctx._originalTransform(a, b, c, d, e, f);
|
|
};
|
|
|
|
ctx.setTransform = function ctxSetTransform(a, b, c, d, e, f) {
|
|
this._transformMatrix = [a, b, c, d, e, f];
|
|
|
|
ctx._originalSetTransform(a, b, c, d, e, f);
|
|
};
|
|
|
|
ctx.rotate = function ctxRotate(angle) {
|
|
var cosValue = Math.cos(angle);
|
|
var sinValue = Math.sin(angle);
|
|
var m = this._transformMatrix;
|
|
this._transformMatrix = [m[0] * cosValue + m[2] * sinValue, m[1] * cosValue + m[3] * sinValue, m[0] * -sinValue + m[2] * cosValue, m[1] * -sinValue + m[3] * cosValue, m[4], m[5]];
|
|
|
|
this._originalRotate(angle);
|
|
};
|
|
}
|
|
}
|
|
|
|
var CachedCanvases = function CachedCanvasesClosure() {
|
|
function CachedCanvases(canvasFactory) {
|
|
this.canvasFactory = canvasFactory;
|
|
this.cache = Object.create(null);
|
|
}
|
|
|
|
CachedCanvases.prototype = {
|
|
getCanvas: function CachedCanvases_getCanvas(id, width, height, trackTransform) {
|
|
var canvasEntry;
|
|
|
|
if (this.cache[id] !== undefined) {
|
|
canvasEntry = this.cache[id];
|
|
this.canvasFactory.reset(canvasEntry, width, height);
|
|
canvasEntry.context.setTransform(1, 0, 0, 1, 0, 0);
|
|
} else {
|
|
canvasEntry = this.canvasFactory.create(width, height);
|
|
this.cache[id] = canvasEntry;
|
|
}
|
|
|
|
if (trackTransform) {
|
|
addContextCurrentTransform(canvasEntry.context);
|
|
}
|
|
|
|
return canvasEntry;
|
|
},
|
|
|
|
clear() {
|
|
for (var id in this.cache) {
|
|
var canvasEntry = this.cache[id];
|
|
this.canvasFactory.destroy(canvasEntry);
|
|
delete this.cache[id];
|
|
}
|
|
}
|
|
|
|
};
|
|
return CachedCanvases;
|
|
}();
|
|
|
|
function compileType3Glyph(imgData) {
|
|
var POINT_TO_PROCESS_LIMIT = 1000;
|
|
var width = imgData.width,
|
|
height = imgData.height;
|
|
var i,
|
|
j,
|
|
j0,
|
|
width1 = width + 1;
|
|
var points = new Uint8Array(width1 * (height + 1));
|
|
var POINT_TYPES = new Uint8Array([0, 2, 4, 0, 1, 0, 5, 4, 8, 10, 0, 8, 0, 2, 1, 0]);
|
|
var lineSize = width + 7 & ~7,
|
|
data0 = imgData.data;
|
|
var data = new Uint8Array(lineSize * height),
|
|
pos = 0,
|
|
ii;
|
|
|
|
for (i = 0, ii = data0.length; i < ii; i++) {
|
|
var mask = 128,
|
|
elem = data0[i];
|
|
|
|
while (mask > 0) {
|
|
data[pos++] = elem & mask ? 0 : 255;
|
|
mask >>= 1;
|
|
}
|
|
}
|
|
|
|
var count = 0;
|
|
pos = 0;
|
|
|
|
if (data[pos] !== 0) {
|
|
points[0] = 1;
|
|
++count;
|
|
}
|
|
|
|
for (j = 1; j < width; j++) {
|
|
if (data[pos] !== data[pos + 1]) {
|
|
points[j] = data[pos] ? 2 : 1;
|
|
++count;
|
|
}
|
|
|
|
pos++;
|
|
}
|
|
|
|
if (data[pos] !== 0) {
|
|
points[j] = 2;
|
|
++count;
|
|
}
|
|
|
|
for (i = 1; i < height; i++) {
|
|
pos = i * lineSize;
|
|
j0 = i * width1;
|
|
|
|
if (data[pos - lineSize] !== data[pos]) {
|
|
points[j0] = data[pos] ? 1 : 8;
|
|
++count;
|
|
}
|
|
|
|
var sum = (data[pos] ? 4 : 0) + (data[pos - lineSize] ? 8 : 0);
|
|
|
|
for (j = 1; j < width; j++) {
|
|
sum = (sum >> 2) + (data[pos + 1] ? 4 : 0) + (data[pos - lineSize + 1] ? 8 : 0);
|
|
|
|
if (POINT_TYPES[sum]) {
|
|
points[j0 + j] = POINT_TYPES[sum];
|
|
++count;
|
|
}
|
|
|
|
pos++;
|
|
}
|
|
|
|
if (data[pos - lineSize] !== data[pos]) {
|
|
points[j0 + j] = data[pos] ? 2 : 4;
|
|
++count;
|
|
}
|
|
|
|
if (count > POINT_TO_PROCESS_LIMIT) {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
pos = lineSize * (height - 1);
|
|
j0 = i * width1;
|
|
|
|
if (data[pos] !== 0) {
|
|
points[j0] = 8;
|
|
++count;
|
|
}
|
|
|
|
for (j = 1; j < width; j++) {
|
|
if (data[pos] !== data[pos + 1]) {
|
|
points[j0 + j] = data[pos] ? 4 : 8;
|
|
++count;
|
|
}
|
|
|
|
pos++;
|
|
}
|
|
|
|
if (data[pos] !== 0) {
|
|
points[j0 + j] = 4;
|
|
++count;
|
|
}
|
|
|
|
if (count > POINT_TO_PROCESS_LIMIT) {
|
|
return null;
|
|
}
|
|
|
|
var steps = new Int32Array([0, width1, -1, 0, -width1, 0, 0, 0, 1]);
|
|
var outlines = [];
|
|
|
|
for (i = 0; count && i <= height; i++) {
|
|
var p = i * width1;
|
|
var end = p + width;
|
|
|
|
while (p < end && !points[p]) {
|
|
p++;
|
|
}
|
|
|
|
if (p === end) {
|
|
continue;
|
|
}
|
|
|
|
var coords = [p % width1, i];
|
|
var type = points[p],
|
|
p0 = p,
|
|
pp;
|
|
|
|
do {
|
|
var step = steps[type];
|
|
|
|
do {
|
|
p += step;
|
|
} while (!points[p]);
|
|
|
|
pp = points[p];
|
|
|
|
if (pp !== 5 && pp !== 10) {
|
|
type = pp;
|
|
points[p] = 0;
|
|
} else {
|
|
type = pp & 0x33 * type >> 4;
|
|
points[p] &= type >> 2 | type << 2;
|
|
}
|
|
|
|
coords.push(p % width1);
|
|
coords.push(p / width1 | 0);
|
|
|
|
if (!points[p]) {
|
|
--count;
|
|
}
|
|
} while (p0 !== p);
|
|
|
|
outlines.push(coords);
|
|
--i;
|
|
}
|
|
|
|
var drawOutline = function (c) {
|
|
c.save();
|
|
c.scale(1 / width, -1 / height);
|
|
c.translate(0, -height);
|
|
c.beginPath();
|
|
|
|
for (var i = 0, ii = outlines.length; i < ii; i++) {
|
|
var o = outlines[i];
|
|
c.moveTo(o[0], o[1]);
|
|
|
|
for (var j = 2, jj = o.length; j < jj; j += 2) {
|
|
c.lineTo(o[j], o[j + 1]);
|
|
}
|
|
}
|
|
|
|
c.fill();
|
|
c.beginPath();
|
|
c.restore();
|
|
};
|
|
|
|
return drawOutline;
|
|
}
|
|
|
|
var CanvasExtraState = function CanvasExtraStateClosure() {
|
|
function CanvasExtraState() {
|
|
this.alphaIsShape = false;
|
|
this.fontSize = 0;
|
|
this.fontSizeScale = 1;
|
|
this.textMatrix = _util.IDENTITY_MATRIX;
|
|
this.textMatrixScale = 1;
|
|
this.fontMatrix = _util.FONT_IDENTITY_MATRIX;
|
|
this.leading = 0;
|
|
this.x = 0;
|
|
this.y = 0;
|
|
this.lineX = 0;
|
|
this.lineY = 0;
|
|
this.charSpacing = 0;
|
|
this.wordSpacing = 0;
|
|
this.textHScale = 1;
|
|
this.textRenderingMode = _util.TextRenderingMode.FILL;
|
|
this.textRise = 0;
|
|
this.fillColor = '#000000';
|
|
this.strokeColor = '#000000';
|
|
this.patternFill = false;
|
|
this.fillAlpha = 1;
|
|
this.strokeAlpha = 1;
|
|
this.lineWidth = 1;
|
|
this.activeSMask = null;
|
|
this.resumeSMaskCtx = null;
|
|
}
|
|
|
|
CanvasExtraState.prototype = {
|
|
clone: function CanvasExtraState_clone() {
|
|
return Object.create(this);
|
|
},
|
|
setCurrentPoint: function CanvasExtraState_setCurrentPoint(x, y) {
|
|
this.x = x;
|
|
this.y = y;
|
|
}
|
|
};
|
|
return CanvasExtraState;
|
|
}();
|
|
|
|
var CanvasGraphics = function CanvasGraphicsClosure() {
|
|
var EXECUTION_TIME = 15;
|
|
var EXECUTION_STEPS = 10;
|
|
|
|
function CanvasGraphics(canvasCtx, commonObjs, objs, canvasFactory, webGLContext, imageLayer) {
|
|
this.ctx = canvasCtx;
|
|
this.current = new CanvasExtraState();
|
|
this.stateStack = [];
|
|
this.pendingClip = null;
|
|
this.pendingEOFill = false;
|
|
this.res = null;
|
|
this.xobjs = null;
|
|
this.commonObjs = commonObjs;
|
|
this.objs = objs;
|
|
this.canvasFactory = canvasFactory;
|
|
this.webGLContext = webGLContext;
|
|
this.imageLayer = imageLayer;
|
|
this.groupStack = [];
|
|
this.processingType3 = null;
|
|
this.baseTransform = null;
|
|
this.baseTransformStack = [];
|
|
this.groupLevel = 0;
|
|
this.smaskStack = [];
|
|
this.smaskCounter = 0;
|
|
this.tempSMask = null;
|
|
this.cachedCanvases = new CachedCanvases(this.canvasFactory);
|
|
|
|
if (canvasCtx) {
|
|
addContextCurrentTransform(canvasCtx);
|
|
}
|
|
|
|
this._cachedGetSinglePixelWidth = null;
|
|
}
|
|
|
|
function putBinaryImageData(ctx, imgData) {
|
|
if (typeof ImageData !== 'undefined' && imgData instanceof ImageData) {
|
|
ctx.putImageData(imgData, 0, 0);
|
|
return;
|
|
}
|
|
|
|
var height = imgData.height,
|
|
width = imgData.width;
|
|
var partialChunkHeight = height % FULL_CHUNK_HEIGHT;
|
|
var fullChunks = (height - partialChunkHeight) / FULL_CHUNK_HEIGHT;
|
|
var totalChunks = partialChunkHeight === 0 ? fullChunks : fullChunks + 1;
|
|
var chunkImgData = ctx.createImageData(width, FULL_CHUNK_HEIGHT);
|
|
var srcPos = 0,
|
|
destPos;
|
|
var src = imgData.data;
|
|
var dest = chunkImgData.data;
|
|
var i, j, thisChunkHeight, elemsInThisChunk;
|
|
|
|
if (imgData.kind === _util.ImageKind.GRAYSCALE_1BPP) {
|
|
var srcLength = src.byteLength;
|
|
var dest32 = new Uint32Array(dest.buffer, 0, dest.byteLength >> 2);
|
|
var dest32DataLength = dest32.length;
|
|
var fullSrcDiff = width + 7 >> 3;
|
|
var white = 0xFFFFFFFF;
|
|
var black = IsLittleEndianCached.value ? 0xFF000000 : 0x000000FF;
|
|
|
|
for (i = 0; i < totalChunks; i++) {
|
|
thisChunkHeight = i < fullChunks ? FULL_CHUNK_HEIGHT : partialChunkHeight;
|
|
destPos = 0;
|
|
|
|
for (j = 0; j < thisChunkHeight; j++) {
|
|
var srcDiff = srcLength - srcPos;
|
|
var k = 0;
|
|
var kEnd = srcDiff > fullSrcDiff ? width : srcDiff * 8 - 7;
|
|
var kEndUnrolled = kEnd & ~7;
|
|
var mask = 0;
|
|
var srcByte = 0;
|
|
|
|
for (; k < kEndUnrolled; k += 8) {
|
|
srcByte = src[srcPos++];
|
|
dest32[destPos++] = srcByte & 128 ? white : black;
|
|
dest32[destPos++] = srcByte & 64 ? white : black;
|
|
dest32[destPos++] = srcByte & 32 ? white : black;
|
|
dest32[destPos++] = srcByte & 16 ? white : black;
|
|
dest32[destPos++] = srcByte & 8 ? white : black;
|
|
dest32[destPos++] = srcByte & 4 ? white : black;
|
|
dest32[destPos++] = srcByte & 2 ? white : black;
|
|
dest32[destPos++] = srcByte & 1 ? white : black;
|
|
}
|
|
|
|
for (; k < kEnd; k++) {
|
|
if (mask === 0) {
|
|
srcByte = src[srcPos++];
|
|
mask = 128;
|
|
}
|
|
|
|
dest32[destPos++] = srcByte & mask ? white : black;
|
|
mask >>= 1;
|
|
}
|
|
}
|
|
|
|
while (destPos < dest32DataLength) {
|
|
dest32[destPos++] = 0;
|
|
}
|
|
|
|
ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
|
|
}
|
|
} else if (imgData.kind === _util.ImageKind.RGBA_32BPP) {
|
|
j = 0;
|
|
elemsInThisChunk = width * FULL_CHUNK_HEIGHT * 4;
|
|
|
|
for (i = 0; i < fullChunks; i++) {
|
|
dest.set(src.subarray(srcPos, srcPos + elemsInThisChunk));
|
|
srcPos += elemsInThisChunk;
|
|
ctx.putImageData(chunkImgData, 0, j);
|
|
j += FULL_CHUNK_HEIGHT;
|
|
}
|
|
|
|
if (i < totalChunks) {
|
|
elemsInThisChunk = width * partialChunkHeight * 4;
|
|
dest.set(src.subarray(srcPos, srcPos + elemsInThisChunk));
|
|
ctx.putImageData(chunkImgData, 0, j);
|
|
}
|
|
} else if (imgData.kind === _util.ImageKind.RGB_24BPP) {
|
|
thisChunkHeight = FULL_CHUNK_HEIGHT;
|
|
elemsInThisChunk = width * thisChunkHeight;
|
|
|
|
for (i = 0; i < totalChunks; i++) {
|
|
if (i >= fullChunks) {
|
|
thisChunkHeight = partialChunkHeight;
|
|
elemsInThisChunk = width * thisChunkHeight;
|
|
}
|
|
|
|
destPos = 0;
|
|
|
|
for (j = elemsInThisChunk; j--;) {
|
|
dest[destPos++] = src[srcPos++];
|
|
dest[destPos++] = src[srcPos++];
|
|
dest[destPos++] = src[srcPos++];
|
|
dest[destPos++] = 255;
|
|
}
|
|
|
|
ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
|
|
}
|
|
} else {
|
|
throw new Error(`bad image kind: ${imgData.kind}`);
|
|
}
|
|
}
|
|
|
|
function putBinaryImageMask(ctx, imgData) {
|
|
var height = imgData.height,
|
|
width = imgData.width;
|
|
var partialChunkHeight = height % FULL_CHUNK_HEIGHT;
|
|
var fullChunks = (height - partialChunkHeight) / FULL_CHUNK_HEIGHT;
|
|
var totalChunks = partialChunkHeight === 0 ? fullChunks : fullChunks + 1;
|
|
var chunkImgData = ctx.createImageData(width, FULL_CHUNK_HEIGHT);
|
|
var srcPos = 0;
|
|
var src = imgData.data;
|
|
var dest = chunkImgData.data;
|
|
|
|
for (var i = 0; i < totalChunks; i++) {
|
|
var thisChunkHeight = i < fullChunks ? FULL_CHUNK_HEIGHT : partialChunkHeight;
|
|
var destPos = 3;
|
|
|
|
for (var j = 0; j < thisChunkHeight; j++) {
|
|
var mask = 0;
|
|
|
|
for (var k = 0; k < width; k++) {
|
|
if (!mask) {
|
|
var elem = src[srcPos++];
|
|
mask = 128;
|
|
}
|
|
|
|
dest[destPos] = elem & mask ? 0 : 255;
|
|
destPos += 4;
|
|
mask >>= 1;
|
|
}
|
|
}
|
|
|
|
ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
|
|
}
|
|
}
|
|
|
|
function copyCtxState(sourceCtx, destCtx) {
|
|
var properties = ['strokeStyle', 'fillStyle', 'fillRule', 'globalAlpha', 'lineWidth', 'lineCap', 'lineJoin', 'miterLimit', 'globalCompositeOperation', 'font'];
|
|
|
|
for (var i = 0, ii = properties.length; i < ii; i++) {
|
|
var property = properties[i];
|
|
|
|
if (sourceCtx[property] !== undefined) {
|
|
destCtx[property] = sourceCtx[property];
|
|
}
|
|
}
|
|
|
|
if (sourceCtx.setLineDash !== undefined) {
|
|
destCtx.setLineDash(sourceCtx.getLineDash());
|
|
destCtx.lineDashOffset = sourceCtx.lineDashOffset;
|
|
}
|
|
}
|
|
|
|
function resetCtxToDefault(ctx) {
|
|
ctx.strokeStyle = '#000000';
|
|
ctx.fillStyle = '#000000';
|
|
ctx.fillRule = 'nonzero';
|
|
ctx.globalAlpha = 1;
|
|
ctx.lineWidth = 1;
|
|
ctx.lineCap = 'butt';
|
|
ctx.lineJoin = 'miter';
|
|
ctx.miterLimit = 10;
|
|
ctx.globalCompositeOperation = 'source-over';
|
|
ctx.font = '10px sans-serif';
|
|
|
|
if (ctx.setLineDash !== undefined) {
|
|
ctx.setLineDash([]);
|
|
ctx.lineDashOffset = 0;
|
|
}
|
|
}
|
|
|
|
function composeSMaskBackdrop(bytes, r0, g0, b0) {
|
|
var length = bytes.length;
|
|
|
|
for (var i = 3; i < length; i += 4) {
|
|
var alpha = bytes[i];
|
|
|
|
if (alpha === 0) {
|
|
bytes[i - 3] = r0;
|
|
bytes[i - 2] = g0;
|
|
bytes[i - 1] = b0;
|
|
} else if (alpha < 255) {
|
|
var alpha_ = 255 - alpha;
|
|
bytes[i - 3] = bytes[i - 3] * alpha + r0 * alpha_ >> 8;
|
|
bytes[i - 2] = bytes[i - 2] * alpha + g0 * alpha_ >> 8;
|
|
bytes[i - 1] = bytes[i - 1] * alpha + b0 * alpha_ >> 8;
|
|
}
|
|
}
|
|
}
|
|
|
|
function composeSMaskAlpha(maskData, layerData, transferMap) {
|
|
var length = maskData.length;
|
|
var scale = 1 / 255;
|
|
|
|
for (var i = 3; i < length; i += 4) {
|
|
var alpha = transferMap ? transferMap[maskData[i]] : maskData[i];
|
|
layerData[i] = layerData[i] * alpha * scale | 0;
|
|
}
|
|
}
|
|
|
|
function composeSMaskLuminosity(maskData, layerData, transferMap) {
|
|
var length = maskData.length;
|
|
|
|
for (var i = 3; i < length; i += 4) {
|
|
var y = maskData[i - 3] * 77 + maskData[i - 2] * 152 + maskData[i - 1] * 28;
|
|
layerData[i] = transferMap ? layerData[i] * transferMap[y >> 8] >> 8 : layerData[i] * y >> 16;
|
|
}
|
|
}
|
|
|
|
function genericComposeSMask(maskCtx, layerCtx, width, height, subtype, backdrop, transferMap) {
|
|
var hasBackdrop = !!backdrop;
|
|
var r0 = hasBackdrop ? backdrop[0] : 0;
|
|
var g0 = hasBackdrop ? backdrop[1] : 0;
|
|
var b0 = hasBackdrop ? backdrop[2] : 0;
|
|
var composeFn;
|
|
|
|
if (subtype === 'Luminosity') {
|
|
composeFn = composeSMaskLuminosity;
|
|
} else {
|
|
composeFn = composeSMaskAlpha;
|
|
}
|
|
|
|
var PIXELS_TO_PROCESS = 1048576;
|
|
var chunkSize = Math.min(height, Math.ceil(PIXELS_TO_PROCESS / width));
|
|
|
|
for (var row = 0; row < height; row += chunkSize) {
|
|
var chunkHeight = Math.min(chunkSize, height - row);
|
|
var maskData = maskCtx.getImageData(0, row, width, chunkHeight);
|
|
var layerData = layerCtx.getImageData(0, row, width, chunkHeight);
|
|
|
|
if (hasBackdrop) {
|
|
composeSMaskBackdrop(maskData.data, r0, g0, b0);
|
|
}
|
|
|
|
composeFn(maskData.data, layerData.data, transferMap);
|
|
maskCtx.putImageData(layerData, 0, row);
|
|
}
|
|
}
|
|
|
|
function composeSMask(ctx, smask, layerCtx, webGLContext) {
|
|
var mask = smask.canvas;
|
|
var maskCtx = smask.context;
|
|
ctx.setTransform(smask.scaleX, 0, 0, smask.scaleY, smask.offsetX, smask.offsetY);
|
|
var backdrop = smask.backdrop || null;
|
|
|
|
if (!smask.transferMap && webGLContext.isEnabled) {
|
|
let composed = webGLContext.composeSMask({
|
|
layer: layerCtx.canvas,
|
|
mask,
|
|
properties: {
|
|
subtype: smask.subtype,
|
|
backdrop
|
|
}
|
|
});
|
|
ctx.setTransform(1, 0, 0, 1, 0, 0);
|
|
ctx.drawImage(composed, smask.offsetX, smask.offsetY);
|
|
return;
|
|
}
|
|
|
|
genericComposeSMask(maskCtx, layerCtx, mask.width, mask.height, smask.subtype, backdrop, smask.transferMap);
|
|
ctx.drawImage(mask, 0, 0);
|
|
}
|
|
|
|
var LINE_CAP_STYLES = ['butt', 'round', 'square'];
|
|
var LINE_JOIN_STYLES = ['miter', 'round', 'bevel'];
|
|
var NORMAL_CLIP = {};
|
|
var EO_CLIP = {};
|
|
CanvasGraphics.prototype = {
|
|
beginDrawing({
|
|
transform,
|
|
viewport,
|
|
transparency = false,
|
|
background = null
|
|
}) {
|
|
var width = this.ctx.canvas.width;
|
|
var height = this.ctx.canvas.height;
|
|
this.ctx.save();
|
|
this.ctx.fillStyle = background || 'rgb(255, 255, 255)';
|
|
this.ctx.fillRect(0, 0, width, height);
|
|
this.ctx.restore();
|
|
|
|
if (transparency) {
|
|
var transparentCanvas = this.cachedCanvases.getCanvas('transparent', width, height, true);
|
|
this.compositeCtx = this.ctx;
|
|
this.transparentCanvas = transparentCanvas.canvas;
|
|
this.ctx = transparentCanvas.context;
|
|
this.ctx.save();
|
|
this.ctx.transform.apply(this.ctx, this.compositeCtx.mozCurrentTransform);
|
|
}
|
|
|
|
this.ctx.save();
|
|
resetCtxToDefault(this.ctx);
|
|
|
|
if (transform) {
|
|
this.ctx.transform.apply(this.ctx, transform);
|
|
}
|
|
|
|
this.ctx.transform.apply(this.ctx, viewport.transform);
|
|
this.baseTransform = this.ctx.mozCurrentTransform.slice();
|
|
|
|
if (this.imageLayer) {
|
|
this.imageLayer.beginLayout();
|
|
}
|
|
},
|
|
|
|
executeOperatorList: function CanvasGraphics_executeOperatorList(operatorList, executionStartIdx, continueCallback, stepper) {
|
|
var argsArray = operatorList.argsArray;
|
|
var fnArray = operatorList.fnArray;
|
|
var i = executionStartIdx || 0;
|
|
var argsArrayLen = argsArray.length;
|
|
|
|
if (argsArrayLen === i) {
|
|
return i;
|
|
}
|
|
|
|
var chunkOperations = argsArrayLen - i > EXECUTION_STEPS && typeof continueCallback === 'function';
|
|
var endTime = chunkOperations ? Date.now() + EXECUTION_TIME : 0;
|
|
var steps = 0;
|
|
var commonObjs = this.commonObjs;
|
|
var objs = this.objs;
|
|
var fnId;
|
|
|
|
while (true) {
|
|
if (stepper !== undefined && i === stepper.nextBreakPoint) {
|
|
stepper.breakIt(i, continueCallback);
|
|
return i;
|
|
}
|
|
|
|
fnId = fnArray[i];
|
|
|
|
if (fnId !== _util.OPS.dependency) {
|
|
this[fnId].apply(this, argsArray[i]);
|
|
} else {
|
|
for (const depObjId of argsArray[i]) {
|
|
const objsPool = depObjId.startsWith('g_') ? commonObjs : objs;
|
|
|
|
if (!objsPool.has(depObjId)) {
|
|
objsPool.get(depObjId, continueCallback);
|
|
return i;
|
|
}
|
|
}
|
|
}
|
|
|
|
i++;
|
|
|
|
if (i === argsArrayLen) {
|
|
return i;
|
|
}
|
|
|
|
if (chunkOperations && ++steps > EXECUTION_STEPS) {
|
|
if (Date.now() > endTime) {
|
|
continueCallback();
|
|
return i;
|
|
}
|
|
|
|
steps = 0;
|
|
}
|
|
}
|
|
},
|
|
endDrawing: function CanvasGraphics_endDrawing() {
|
|
if (this.current.activeSMask !== null) {
|
|
this.endSMaskGroup();
|
|
}
|
|
|
|
this.ctx.restore();
|
|
|
|
if (this.transparentCanvas) {
|
|
this.ctx = this.compositeCtx;
|
|
this.ctx.save();
|
|
this.ctx.setTransform(1, 0, 0, 1, 0, 0);
|
|
this.ctx.drawImage(this.transparentCanvas, 0, 0);
|
|
this.ctx.restore();
|
|
this.transparentCanvas = null;
|
|
}
|
|
|
|
this.cachedCanvases.clear();
|
|
this.webGLContext.clear();
|
|
|
|
if (this.imageLayer) {
|
|
this.imageLayer.endLayout();
|
|
}
|
|
},
|
|
setLineWidth: function CanvasGraphics_setLineWidth(width) {
|
|
this.current.lineWidth = width;
|
|
this.ctx.lineWidth = width;
|
|
},
|
|
setLineCap: function CanvasGraphics_setLineCap(style) {
|
|
this.ctx.lineCap = LINE_CAP_STYLES[style];
|
|
},
|
|
setLineJoin: function CanvasGraphics_setLineJoin(style) {
|
|
this.ctx.lineJoin = LINE_JOIN_STYLES[style];
|
|
},
|
|
setMiterLimit: function CanvasGraphics_setMiterLimit(limit) {
|
|
this.ctx.miterLimit = limit;
|
|
},
|
|
setDash: function CanvasGraphics_setDash(dashArray, dashPhase) {
|
|
var ctx = this.ctx;
|
|
|
|
if (ctx.setLineDash !== undefined) {
|
|
ctx.setLineDash(dashArray);
|
|
ctx.lineDashOffset = dashPhase;
|
|
}
|
|
},
|
|
|
|
setRenderingIntent(intent) {},
|
|
|
|
setFlatness(flatness) {},
|
|
|
|
setGState: function CanvasGraphics_setGState(states) {
|
|
for (var i = 0, ii = states.length; i < ii; i++) {
|
|
var state = states[i];
|
|
var key = state[0];
|
|
var value = state[1];
|
|
|
|
switch (key) {
|
|
case 'LW':
|
|
this.setLineWidth(value);
|
|
break;
|
|
|
|
case 'LC':
|
|
this.setLineCap(value);
|
|
break;
|
|
|
|
case 'LJ':
|
|
this.setLineJoin(value);
|
|
break;
|
|
|
|
case 'ML':
|
|
this.setMiterLimit(value);
|
|
break;
|
|
|
|
case 'D':
|
|
this.setDash(value[0], value[1]);
|
|
break;
|
|
|
|
case 'RI':
|
|
this.setRenderingIntent(value);
|
|
break;
|
|
|
|
case 'FL':
|
|
this.setFlatness(value);
|
|
break;
|
|
|
|
case 'Font':
|
|
this.setFont(value[0], value[1]);
|
|
break;
|
|
|
|
case 'CA':
|
|
this.current.strokeAlpha = state[1];
|
|
break;
|
|
|
|
case 'ca':
|
|
this.current.fillAlpha = state[1];
|
|
this.ctx.globalAlpha = state[1];
|
|
break;
|
|
|
|
case 'BM':
|
|
this.ctx.globalCompositeOperation = value;
|
|
break;
|
|
|
|
case 'SMask':
|
|
if (this.current.activeSMask) {
|
|
if (this.stateStack.length > 0 && this.stateStack[this.stateStack.length - 1].activeSMask === this.current.activeSMask) {
|
|
this.suspendSMaskGroup();
|
|
} else {
|
|
this.endSMaskGroup();
|
|
}
|
|
}
|
|
|
|
this.current.activeSMask = value ? this.tempSMask : null;
|
|
|
|
if (this.current.activeSMask) {
|
|
this.beginSMaskGroup();
|
|
}
|
|
|
|
this.tempSMask = null;
|
|
break;
|
|
}
|
|
}
|
|
},
|
|
beginSMaskGroup: function CanvasGraphics_beginSMaskGroup() {
|
|
var activeSMask = this.current.activeSMask;
|
|
var drawnWidth = activeSMask.canvas.width;
|
|
var drawnHeight = activeSMask.canvas.height;
|
|
var cacheId = 'smaskGroupAt' + this.groupLevel;
|
|
var scratchCanvas = this.cachedCanvases.getCanvas(cacheId, drawnWidth, drawnHeight, true);
|
|
var currentCtx = this.ctx;
|
|
var currentTransform = currentCtx.mozCurrentTransform;
|
|
this.ctx.save();
|
|
var groupCtx = scratchCanvas.context;
|
|
groupCtx.scale(1 / activeSMask.scaleX, 1 / activeSMask.scaleY);
|
|
groupCtx.translate(-activeSMask.offsetX, -activeSMask.offsetY);
|
|
groupCtx.transform.apply(groupCtx, currentTransform);
|
|
activeSMask.startTransformInverse = groupCtx.mozCurrentTransformInverse;
|
|
copyCtxState(currentCtx, groupCtx);
|
|
this.ctx = groupCtx;
|
|
this.setGState([['BM', 'source-over'], ['ca', 1], ['CA', 1]]);
|
|
this.groupStack.push(currentCtx);
|
|
this.groupLevel++;
|
|
},
|
|
suspendSMaskGroup: function CanvasGraphics_endSMaskGroup() {
|
|
var groupCtx = this.ctx;
|
|
this.groupLevel--;
|
|
this.ctx = this.groupStack.pop();
|
|
composeSMask(this.ctx, this.current.activeSMask, groupCtx, this.webGLContext);
|
|
this.ctx.restore();
|
|
this.ctx.save();
|
|
copyCtxState(groupCtx, this.ctx);
|
|
this.current.resumeSMaskCtx = groupCtx;
|
|
|
|
var deltaTransform = _util.Util.transform(this.current.activeSMask.startTransformInverse, groupCtx.mozCurrentTransform);
|
|
|
|
this.ctx.transform.apply(this.ctx, deltaTransform);
|
|
groupCtx.save();
|
|
groupCtx.setTransform(1, 0, 0, 1, 0, 0);
|
|
groupCtx.clearRect(0, 0, groupCtx.canvas.width, groupCtx.canvas.height);
|
|
groupCtx.restore();
|
|
},
|
|
resumeSMaskGroup: function CanvasGraphics_endSMaskGroup() {
|
|
var groupCtx = this.current.resumeSMaskCtx;
|
|
var currentCtx = this.ctx;
|
|
this.ctx = groupCtx;
|
|
this.groupStack.push(currentCtx);
|
|
this.groupLevel++;
|
|
},
|
|
endSMaskGroup: function CanvasGraphics_endSMaskGroup() {
|
|
var groupCtx = this.ctx;
|
|
this.groupLevel--;
|
|
this.ctx = this.groupStack.pop();
|
|
composeSMask(this.ctx, this.current.activeSMask, groupCtx, this.webGLContext);
|
|
this.ctx.restore();
|
|
copyCtxState(groupCtx, this.ctx);
|
|
|
|
var deltaTransform = _util.Util.transform(this.current.activeSMask.startTransformInverse, groupCtx.mozCurrentTransform);
|
|
|
|
this.ctx.transform.apply(this.ctx, deltaTransform);
|
|
},
|
|
save: function CanvasGraphics_save() {
|
|
this.ctx.save();
|
|
var old = this.current;
|
|
this.stateStack.push(old);
|
|
this.current = old.clone();
|
|
this.current.resumeSMaskCtx = null;
|
|
},
|
|
restore: function CanvasGraphics_restore() {
|
|
if (this.current.resumeSMaskCtx) {
|
|
this.resumeSMaskGroup();
|
|
}
|
|
|
|
if (this.current.activeSMask !== null && (this.stateStack.length === 0 || this.stateStack[this.stateStack.length - 1].activeSMask !== this.current.activeSMask)) {
|
|
this.endSMaskGroup();
|
|
}
|
|
|
|
if (this.stateStack.length !== 0) {
|
|
this.current = this.stateStack.pop();
|
|
this.ctx.restore();
|
|
this.pendingClip = null;
|
|
this._cachedGetSinglePixelWidth = null;
|
|
}
|
|
},
|
|
transform: function CanvasGraphics_transform(a, b, c, d, e, f) {
|
|
this.ctx.transform(a, b, c, d, e, f);
|
|
this._cachedGetSinglePixelWidth = null;
|
|
},
|
|
constructPath: function CanvasGraphics_constructPath(ops, args) {
|
|
var ctx = this.ctx;
|
|
var current = this.current;
|
|
var x = current.x,
|
|
y = current.y;
|
|
|
|
for (var i = 0, j = 0, ii = ops.length; i < ii; i++) {
|
|
switch (ops[i] | 0) {
|
|
case _util.OPS.rectangle:
|
|
x = args[j++];
|
|
y = args[j++];
|
|
var width = args[j++];
|
|
var height = args[j++];
|
|
|
|
if (width === 0) {
|
|
width = this.getSinglePixelWidth();
|
|
}
|
|
|
|
if (height === 0) {
|
|
height = this.getSinglePixelWidth();
|
|
}
|
|
|
|
var xw = x + width;
|
|
var yh = y + height;
|
|
this.ctx.moveTo(x, y);
|
|
this.ctx.lineTo(xw, y);
|
|
this.ctx.lineTo(xw, yh);
|
|
this.ctx.lineTo(x, yh);
|
|
this.ctx.lineTo(x, y);
|
|
this.ctx.closePath();
|
|
break;
|
|
|
|
case _util.OPS.moveTo:
|
|
x = args[j++];
|
|
y = args[j++];
|
|
ctx.moveTo(x, y);
|
|
break;
|
|
|
|
case _util.OPS.lineTo:
|
|
x = args[j++];
|
|
y = args[j++];
|
|
ctx.lineTo(x, y);
|
|
break;
|
|
|
|
case _util.OPS.curveTo:
|
|
x = args[j + 4];
|
|
y = args[j + 5];
|
|
ctx.bezierCurveTo(args[j], args[j + 1], args[j + 2], args[j + 3], x, y);
|
|
j += 6;
|
|
break;
|
|
|
|
case _util.OPS.curveTo2:
|
|
ctx.bezierCurveTo(x, y, args[j], args[j + 1], args[j + 2], args[j + 3]);
|
|
x = args[j + 2];
|
|
y = args[j + 3];
|
|
j += 4;
|
|
break;
|
|
|
|
case _util.OPS.curveTo3:
|
|
x = args[j + 2];
|
|
y = args[j + 3];
|
|
ctx.bezierCurveTo(args[j], args[j + 1], x, y, x, y);
|
|
j += 4;
|
|
break;
|
|
|
|
case _util.OPS.closePath:
|
|
ctx.closePath();
|
|
break;
|
|
}
|
|
}
|
|
|
|
current.setCurrentPoint(x, y);
|
|
},
|
|
closePath: function CanvasGraphics_closePath() {
|
|
this.ctx.closePath();
|
|
},
|
|
stroke: function CanvasGraphics_stroke(consumePath) {
|
|
consumePath = typeof consumePath !== 'undefined' ? consumePath : true;
|
|
var ctx = this.ctx;
|
|
var strokeColor = this.current.strokeColor;
|
|
ctx.globalAlpha = this.current.strokeAlpha;
|
|
|
|
if (strokeColor && strokeColor.hasOwnProperty('type') && strokeColor.type === 'Pattern') {
|
|
ctx.save();
|
|
let transform = ctx.mozCurrentTransform;
|
|
|
|
const scale = _util.Util.singularValueDecompose2dScale(transform)[0];
|
|
|
|
ctx.strokeStyle = strokeColor.getPattern(ctx, this);
|
|
ctx.lineWidth = Math.max(this.getSinglePixelWidth() * MIN_WIDTH_FACTOR, this.current.lineWidth * scale);
|
|
ctx.stroke();
|
|
ctx.restore();
|
|
} else {
|
|
ctx.lineWidth = Math.max(this.getSinglePixelWidth() * MIN_WIDTH_FACTOR, this.current.lineWidth);
|
|
ctx.stroke();
|
|
}
|
|
|
|
if (consumePath) {
|
|
this.consumePath();
|
|
}
|
|
|
|
ctx.globalAlpha = this.current.fillAlpha;
|
|
},
|
|
closeStroke: function CanvasGraphics_closeStroke() {
|
|
this.closePath();
|
|
this.stroke();
|
|
},
|
|
fill: function CanvasGraphics_fill(consumePath) {
|
|
consumePath = typeof consumePath !== 'undefined' ? consumePath : true;
|
|
var ctx = this.ctx;
|
|
var fillColor = this.current.fillColor;
|
|
var isPatternFill = this.current.patternFill;
|
|
var needRestore = false;
|
|
|
|
if (isPatternFill) {
|
|
ctx.save();
|
|
|
|
if (this.baseTransform) {
|
|
ctx.setTransform.apply(ctx, this.baseTransform);
|
|
}
|
|
|
|
ctx.fillStyle = fillColor.getPattern(ctx, this);
|
|
needRestore = true;
|
|
}
|
|
|
|
if (this.pendingEOFill) {
|
|
ctx.fill('evenodd');
|
|
this.pendingEOFill = false;
|
|
} else {
|
|
ctx.fill();
|
|
}
|
|
|
|
if (needRestore) {
|
|
ctx.restore();
|
|
}
|
|
|
|
if (consumePath) {
|
|
this.consumePath();
|
|
}
|
|
},
|
|
eoFill: function CanvasGraphics_eoFill() {
|
|
this.pendingEOFill = true;
|
|
this.fill();
|
|
},
|
|
fillStroke: function CanvasGraphics_fillStroke() {
|
|
this.fill(false);
|
|
this.stroke(false);
|
|
this.consumePath();
|
|
},
|
|
eoFillStroke: function CanvasGraphics_eoFillStroke() {
|
|
this.pendingEOFill = true;
|
|
this.fillStroke();
|
|
},
|
|
closeFillStroke: function CanvasGraphics_closeFillStroke() {
|
|
this.closePath();
|
|
this.fillStroke();
|
|
},
|
|
closeEOFillStroke: function CanvasGraphics_closeEOFillStroke() {
|
|
this.pendingEOFill = true;
|
|
this.closePath();
|
|
this.fillStroke();
|
|
},
|
|
endPath: function CanvasGraphics_endPath() {
|
|
this.consumePath();
|
|
},
|
|
clip: function CanvasGraphics_clip() {
|
|
this.pendingClip = NORMAL_CLIP;
|
|
},
|
|
eoClip: function CanvasGraphics_eoClip() {
|
|
this.pendingClip = EO_CLIP;
|
|
},
|
|
beginText: function CanvasGraphics_beginText() {
|
|
this.current.textMatrix = _util.IDENTITY_MATRIX;
|
|
this.current.textMatrixScale = 1;
|
|
this.current.x = this.current.lineX = 0;
|
|
this.current.y = this.current.lineY = 0;
|
|
},
|
|
endText: function CanvasGraphics_endText() {
|
|
var paths = this.pendingTextPaths;
|
|
var ctx = this.ctx;
|
|
|
|
if (paths === undefined) {
|
|
ctx.beginPath();
|
|
return;
|
|
}
|
|
|
|
ctx.save();
|
|
ctx.beginPath();
|
|
|
|
for (var i = 0; i < paths.length; i++) {
|
|
var path = paths[i];
|
|
ctx.setTransform.apply(ctx, path.transform);
|
|
ctx.translate(path.x, path.y);
|
|
path.addToPath(ctx, path.fontSize);
|
|
}
|
|
|
|
ctx.restore();
|
|
ctx.clip();
|
|
ctx.beginPath();
|
|
delete this.pendingTextPaths;
|
|
},
|
|
setCharSpacing: function CanvasGraphics_setCharSpacing(spacing) {
|
|
this.current.charSpacing = spacing;
|
|
},
|
|
setWordSpacing: function CanvasGraphics_setWordSpacing(spacing) {
|
|
this.current.wordSpacing = spacing;
|
|
},
|
|
setHScale: function CanvasGraphics_setHScale(scale) {
|
|
this.current.textHScale = scale / 100;
|
|
},
|
|
setLeading: function CanvasGraphics_setLeading(leading) {
|
|
this.current.leading = -leading;
|
|
},
|
|
setFont: function CanvasGraphics_setFont(fontRefName, size) {
|
|
var fontObj = this.commonObjs.get(fontRefName);
|
|
var current = this.current;
|
|
|
|
if (!fontObj) {
|
|
throw new Error(`Can't find font for ${fontRefName}`);
|
|
}
|
|
|
|
current.fontMatrix = fontObj.fontMatrix ? fontObj.fontMatrix : _util.FONT_IDENTITY_MATRIX;
|
|
|
|
if (current.fontMatrix[0] === 0 || current.fontMatrix[3] === 0) {
|
|
(0, _util.warn)('Invalid font matrix for font ' + fontRefName);
|
|
}
|
|
|
|
if (size < 0) {
|
|
size = -size;
|
|
current.fontDirection = -1;
|
|
} else {
|
|
current.fontDirection = 1;
|
|
}
|
|
|
|
this.current.font = fontObj;
|
|
this.current.fontSize = size;
|
|
|
|
if (fontObj.isType3Font) {
|
|
return;
|
|
}
|
|
|
|
var name = fontObj.loadedName || 'sans-serif';
|
|
var bold = fontObj.black ? '900' : fontObj.bold ? 'bold' : 'normal';
|
|
var italic = fontObj.italic ? 'italic' : 'normal';
|
|
var typeface = `"${name}", ${fontObj.fallbackName}`;
|
|
var browserFontSize = size < MIN_FONT_SIZE ? MIN_FONT_SIZE : size > MAX_FONT_SIZE ? MAX_FONT_SIZE : size;
|
|
this.current.fontSizeScale = size / browserFontSize;
|
|
this.ctx.font = `${italic} ${bold} ${browserFontSize}px ${typeface}`;
|
|
},
|
|
setTextRenderingMode: function CanvasGraphics_setTextRenderingMode(mode) {
|
|
this.current.textRenderingMode = mode;
|
|
},
|
|
setTextRise: function CanvasGraphics_setTextRise(rise) {
|
|
this.current.textRise = rise;
|
|
},
|
|
moveText: function CanvasGraphics_moveText(x, y) {
|
|
this.current.x = this.current.lineX += x;
|
|
this.current.y = this.current.lineY += y;
|
|
},
|
|
setLeadingMoveText: function CanvasGraphics_setLeadingMoveText(x, y) {
|
|
this.setLeading(-y);
|
|
this.moveText(x, y);
|
|
},
|
|
setTextMatrix: function CanvasGraphics_setTextMatrix(a, b, c, d, e, f) {
|
|
this.current.textMatrix = [a, b, c, d, e, f];
|
|
this.current.textMatrixScale = Math.sqrt(a * a + b * b);
|
|
this.current.x = this.current.lineX = 0;
|
|
this.current.y = this.current.lineY = 0;
|
|
},
|
|
nextLine: function CanvasGraphics_nextLine() {
|
|
this.moveText(0, this.current.leading);
|
|
},
|
|
|
|
paintChar(character, x, y, patternTransform) {
|
|
var ctx = this.ctx;
|
|
var current = this.current;
|
|
var font = current.font;
|
|
var textRenderingMode = current.textRenderingMode;
|
|
var fontSize = current.fontSize / current.fontSizeScale;
|
|
var fillStrokeMode = textRenderingMode & _util.TextRenderingMode.FILL_STROKE_MASK;
|
|
var isAddToPathSet = !!(textRenderingMode & _util.TextRenderingMode.ADD_TO_PATH_FLAG);
|
|
let patternFill = current.patternFill && font.data;
|
|
var addToPath;
|
|
|
|
if (font.disableFontFace || isAddToPathSet || patternFill) {
|
|
addToPath = font.getPathGenerator(this.commonObjs, character);
|
|
}
|
|
|
|
if (font.disableFontFace || patternFill) {
|
|
ctx.save();
|
|
ctx.translate(x, y);
|
|
ctx.beginPath();
|
|
addToPath(ctx, fontSize);
|
|
|
|
if (patternTransform) {
|
|
ctx.setTransform.apply(ctx, patternTransform);
|
|
}
|
|
|
|
if (fillStrokeMode === _util.TextRenderingMode.FILL || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
|
|
ctx.fill();
|
|
}
|
|
|
|
if (fillStrokeMode === _util.TextRenderingMode.STROKE || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
|
|
ctx.stroke();
|
|
}
|
|
|
|
ctx.restore();
|
|
} else {
|
|
if (fillStrokeMode === _util.TextRenderingMode.FILL || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
|
|
ctx.fillText(character, x, y);
|
|
}
|
|
|
|
if (fillStrokeMode === _util.TextRenderingMode.STROKE || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
|
|
ctx.strokeText(character, x, y);
|
|
}
|
|
}
|
|
|
|
if (isAddToPathSet) {
|
|
var paths = this.pendingTextPaths || (this.pendingTextPaths = []);
|
|
paths.push({
|
|
transform: ctx.mozCurrentTransform,
|
|
x,
|
|
y,
|
|
fontSize,
|
|
addToPath
|
|
});
|
|
}
|
|
},
|
|
|
|
get isFontSubpixelAAEnabled() {
|
|
const {
|
|
context: ctx
|
|
} = this.cachedCanvases.getCanvas('isFontSubpixelAAEnabled', 10, 10);
|
|
ctx.scale(1.5, 1);
|
|
ctx.fillText('I', 0, 10);
|
|
var data = ctx.getImageData(0, 0, 10, 10).data;
|
|
var enabled = false;
|
|
|
|
for (var i = 3; i < data.length; i += 4) {
|
|
if (data[i] > 0 && data[i] < 255) {
|
|
enabled = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
return (0, _util.shadow)(this, 'isFontSubpixelAAEnabled', enabled);
|
|
},
|
|
|
|
showText: function CanvasGraphics_showText(glyphs) {
|
|
var current = this.current;
|
|
var font = current.font;
|
|
|
|
if (font.isType3Font) {
|
|
return this.showType3Text(glyphs);
|
|
}
|
|
|
|
var fontSize = current.fontSize;
|
|
|
|
if (fontSize === 0) {
|
|
return undefined;
|
|
}
|
|
|
|
var ctx = this.ctx;
|
|
var fontSizeScale = current.fontSizeScale;
|
|
var charSpacing = current.charSpacing;
|
|
var wordSpacing = current.wordSpacing;
|
|
var fontDirection = current.fontDirection;
|
|
var textHScale = current.textHScale * fontDirection;
|
|
var glyphsLength = glyphs.length;
|
|
var vertical = font.vertical;
|
|
var spacingDir = vertical ? 1 : -1;
|
|
var defaultVMetrics = font.defaultVMetrics;
|
|
var widthAdvanceScale = fontSize * current.fontMatrix[0];
|
|
var simpleFillText = current.textRenderingMode === _util.TextRenderingMode.FILL && !font.disableFontFace && !current.patternFill;
|
|
ctx.save();
|
|
let patternTransform;
|
|
|
|
if (current.patternFill) {
|
|
ctx.save();
|
|
let pattern = current.fillColor.getPattern(ctx, this);
|
|
patternTransform = ctx.mozCurrentTransform;
|
|
ctx.restore();
|
|
ctx.fillStyle = pattern;
|
|
}
|
|
|
|
ctx.transform.apply(ctx, current.textMatrix);
|
|
ctx.translate(current.x, current.y + current.textRise);
|
|
|
|
if (fontDirection > 0) {
|
|
ctx.scale(textHScale, -1);
|
|
} else {
|
|
ctx.scale(textHScale, 1);
|
|
}
|
|
|
|
var lineWidth = current.lineWidth;
|
|
var scale = current.textMatrixScale;
|
|
|
|
if (scale === 0 || lineWidth === 0) {
|
|
var fillStrokeMode = current.textRenderingMode & _util.TextRenderingMode.FILL_STROKE_MASK;
|
|
|
|
if (fillStrokeMode === _util.TextRenderingMode.STROKE || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
|
|
this._cachedGetSinglePixelWidth = null;
|
|
lineWidth = this.getSinglePixelWidth() * MIN_WIDTH_FACTOR;
|
|
}
|
|
} else {
|
|
lineWidth /= scale;
|
|
}
|
|
|
|
if (fontSizeScale !== 1.0) {
|
|
ctx.scale(fontSizeScale, fontSizeScale);
|
|
lineWidth /= fontSizeScale;
|
|
}
|
|
|
|
ctx.lineWidth = lineWidth;
|
|
var x = 0,
|
|
i;
|
|
|
|
for (i = 0; i < glyphsLength; ++i) {
|
|
var glyph = glyphs[i];
|
|
|
|
if ((0, _util.isNum)(glyph)) {
|
|
x += spacingDir * glyph * fontSize / 1000;
|
|
continue;
|
|
}
|
|
|
|
var restoreNeeded = false;
|
|
var spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing;
|
|
var character = glyph.fontChar;
|
|
var accent = glyph.accent;
|
|
var scaledX, scaledY, scaledAccentX, scaledAccentY;
|
|
var width = glyph.width;
|
|
|
|
if (vertical) {
|
|
var vmetric, vx, vy;
|
|
vmetric = glyph.vmetric || defaultVMetrics;
|
|
vx = glyph.vmetric ? vmetric[1] : width * 0.5;
|
|
vx = -vx * widthAdvanceScale;
|
|
vy = vmetric[2] * widthAdvanceScale;
|
|
width = vmetric ? -vmetric[0] : width;
|
|
scaledX = vx / fontSizeScale;
|
|
scaledY = (x + vy) / fontSizeScale;
|
|
} else {
|
|
scaledX = x / fontSizeScale;
|
|
scaledY = 0;
|
|
}
|
|
|
|
if (font.remeasure && width > 0) {
|
|
var measuredWidth = ctx.measureText(character).width * 1000 / fontSize * fontSizeScale;
|
|
|
|
if (width < measuredWidth && this.isFontSubpixelAAEnabled) {
|
|
var characterScaleX = width / measuredWidth;
|
|
restoreNeeded = true;
|
|
ctx.save();
|
|
ctx.scale(characterScaleX, 1);
|
|
scaledX /= characterScaleX;
|
|
} else if (width !== measuredWidth) {
|
|
scaledX += (width - measuredWidth) / 2000 * fontSize / fontSizeScale;
|
|
}
|
|
}
|
|
|
|
if (glyph.isInFont || font.missingFile) {
|
|
if (simpleFillText && !accent) {
|
|
ctx.fillText(character, scaledX, scaledY);
|
|
} else {
|
|
this.paintChar(character, scaledX, scaledY, patternTransform);
|
|
|
|
if (accent) {
|
|
scaledAccentX = scaledX + accent.offset.x / fontSizeScale;
|
|
scaledAccentY = scaledY - accent.offset.y / fontSizeScale;
|
|
this.paintChar(accent.fontChar, scaledAccentX, scaledAccentY, patternTransform);
|
|
}
|
|
}
|
|
}
|
|
|
|
var charWidth = width * widthAdvanceScale + spacing * fontDirection;
|
|
x += charWidth;
|
|
|
|
if (restoreNeeded) {
|
|
ctx.restore();
|
|
}
|
|
}
|
|
|
|
if (vertical) {
|
|
current.y -= x * textHScale;
|
|
} else {
|
|
current.x += x * textHScale;
|
|
}
|
|
|
|
ctx.restore();
|
|
},
|
|
showType3Text: function CanvasGraphics_showType3Text(glyphs) {
|
|
var ctx = this.ctx;
|
|
var current = this.current;
|
|
var font = current.font;
|
|
var fontSize = current.fontSize;
|
|
var fontDirection = current.fontDirection;
|
|
var spacingDir = font.vertical ? 1 : -1;
|
|
var charSpacing = current.charSpacing;
|
|
var wordSpacing = current.wordSpacing;
|
|
var textHScale = current.textHScale * fontDirection;
|
|
var fontMatrix = current.fontMatrix || _util.FONT_IDENTITY_MATRIX;
|
|
var glyphsLength = glyphs.length;
|
|
var isTextInvisible = current.textRenderingMode === _util.TextRenderingMode.INVISIBLE;
|
|
var i, glyph, width, spacingLength;
|
|
|
|
if (isTextInvisible || fontSize === 0) {
|
|
return;
|
|
}
|
|
|
|
this._cachedGetSinglePixelWidth = null;
|
|
ctx.save();
|
|
ctx.transform.apply(ctx, current.textMatrix);
|
|
ctx.translate(current.x, current.y);
|
|
ctx.scale(textHScale, fontDirection);
|
|
|
|
for (i = 0; i < glyphsLength; ++i) {
|
|
glyph = glyphs[i];
|
|
|
|
if ((0, _util.isNum)(glyph)) {
|
|
spacingLength = spacingDir * glyph * fontSize / 1000;
|
|
this.ctx.translate(spacingLength, 0);
|
|
current.x += spacingLength * textHScale;
|
|
continue;
|
|
}
|
|
|
|
var spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing;
|
|
var operatorList = font.charProcOperatorList[glyph.operatorListId];
|
|
|
|
if (!operatorList) {
|
|
(0, _util.warn)(`Type3 character "${glyph.operatorListId}" is not available.`);
|
|
continue;
|
|
}
|
|
|
|
this.processingType3 = glyph;
|
|
this.save();
|
|
ctx.scale(fontSize, fontSize);
|
|
ctx.transform.apply(ctx, fontMatrix);
|
|
this.executeOperatorList(operatorList);
|
|
this.restore();
|
|
|
|
var transformed = _util.Util.applyTransform([glyph.width, 0], fontMatrix);
|
|
|
|
width = transformed[0] * fontSize + spacing;
|
|
ctx.translate(width, 0);
|
|
current.x += width * textHScale;
|
|
}
|
|
|
|
ctx.restore();
|
|
this.processingType3 = null;
|
|
},
|
|
setCharWidth: function CanvasGraphics_setCharWidth(xWidth, yWidth) {},
|
|
setCharWidthAndBounds: function CanvasGraphics_setCharWidthAndBounds(xWidth, yWidth, llx, lly, urx, ury) {
|
|
this.ctx.rect(llx, lly, urx - llx, ury - lly);
|
|
this.clip();
|
|
this.endPath();
|
|
},
|
|
getColorN_Pattern: function CanvasGraphics_getColorN_Pattern(IR) {
|
|
var pattern;
|
|
|
|
if (IR[0] === 'TilingPattern') {
|
|
var color = IR[1];
|
|
var baseTransform = this.baseTransform || this.ctx.mozCurrentTransform.slice();
|
|
var canvasGraphicsFactory = {
|
|
createCanvasGraphics: ctx => {
|
|
return new CanvasGraphics(ctx, this.commonObjs, this.objs, this.canvasFactory, this.webGLContext);
|
|
}
|
|
};
|
|
pattern = new _pattern_helper.TilingPattern(IR, color, this.ctx, canvasGraphicsFactory, baseTransform);
|
|
} else {
|
|
pattern = (0, _pattern_helper.getShadingPatternFromIR)(IR);
|
|
}
|
|
|
|
return pattern;
|
|
},
|
|
setStrokeColorN: function CanvasGraphics_setStrokeColorN() {
|
|
this.current.strokeColor = this.getColorN_Pattern(arguments);
|
|
},
|
|
setFillColorN: function CanvasGraphics_setFillColorN() {
|
|
this.current.fillColor = this.getColorN_Pattern(arguments);
|
|
this.current.patternFill = true;
|
|
},
|
|
setStrokeRGBColor: function CanvasGraphics_setStrokeRGBColor(r, g, b) {
|
|
var color = _util.Util.makeCssRgb(r, g, b);
|
|
|
|
this.ctx.strokeStyle = color;
|
|
this.current.strokeColor = color;
|
|
},
|
|
setFillRGBColor: function CanvasGraphics_setFillRGBColor(r, g, b) {
|
|
var color = _util.Util.makeCssRgb(r, g, b);
|
|
|
|
this.ctx.fillStyle = color;
|
|
this.current.fillColor = color;
|
|
this.current.patternFill = false;
|
|
},
|
|
shadingFill: function CanvasGraphics_shadingFill(patternIR) {
|
|
var ctx = this.ctx;
|
|
this.save();
|
|
var pattern = (0, _pattern_helper.getShadingPatternFromIR)(patternIR);
|
|
ctx.fillStyle = pattern.getPattern(ctx, this, true);
|
|
var inv = ctx.mozCurrentTransformInverse;
|
|
|
|
if (inv) {
|
|
var canvas = ctx.canvas;
|
|
var width = canvas.width;
|
|
var height = canvas.height;
|
|
|
|
var bl = _util.Util.applyTransform([0, 0], inv);
|
|
|
|
var br = _util.Util.applyTransform([0, height], inv);
|
|
|
|
var ul = _util.Util.applyTransform([width, 0], inv);
|
|
|
|
var ur = _util.Util.applyTransform([width, height], inv);
|
|
|
|
var x0 = Math.min(bl[0], br[0], ul[0], ur[0]);
|
|
var y0 = Math.min(bl[1], br[1], ul[1], ur[1]);
|
|
var x1 = Math.max(bl[0], br[0], ul[0], ur[0]);
|
|
var y1 = Math.max(bl[1], br[1], ul[1], ur[1]);
|
|
this.ctx.fillRect(x0, y0, x1 - x0, y1 - y0);
|
|
} else {
|
|
this.ctx.fillRect(-1e10, -1e10, 2e10, 2e10);
|
|
}
|
|
|
|
this.restore();
|
|
},
|
|
beginInlineImage: function CanvasGraphics_beginInlineImage() {
|
|
(0, _util.unreachable)('Should not call beginInlineImage');
|
|
},
|
|
beginImageData: function CanvasGraphics_beginImageData() {
|
|
(0, _util.unreachable)('Should not call beginImageData');
|
|
},
|
|
paintFormXObjectBegin: function CanvasGraphics_paintFormXObjectBegin(matrix, bbox) {
|
|
this.save();
|
|
this.baseTransformStack.push(this.baseTransform);
|
|
|
|
if (Array.isArray(matrix) && matrix.length === 6) {
|
|
this.transform.apply(this, matrix);
|
|
}
|
|
|
|
this.baseTransform = this.ctx.mozCurrentTransform;
|
|
|
|
if (bbox) {
|
|
var width = bbox[2] - bbox[0];
|
|
var height = bbox[3] - bbox[1];
|
|
this.ctx.rect(bbox[0], bbox[1], width, height);
|
|
this.clip();
|
|
this.endPath();
|
|
}
|
|
},
|
|
paintFormXObjectEnd: function CanvasGraphics_paintFormXObjectEnd() {
|
|
this.restore();
|
|
this.baseTransform = this.baseTransformStack.pop();
|
|
},
|
|
beginGroup: function CanvasGraphics_beginGroup(group) {
|
|
this.save();
|
|
var currentCtx = this.ctx;
|
|
|
|
if (!group.isolated) {
|
|
(0, _util.info)('TODO: Support non-isolated groups.');
|
|
}
|
|
|
|
if (group.knockout) {
|
|
(0, _util.warn)('Knockout groups not supported.');
|
|
}
|
|
|
|
var currentTransform = currentCtx.mozCurrentTransform;
|
|
|
|
if (group.matrix) {
|
|
currentCtx.transform.apply(currentCtx, group.matrix);
|
|
}
|
|
|
|
if (!group.bbox) {
|
|
throw new Error('Bounding box is required.');
|
|
}
|
|
|
|
var bounds = _util.Util.getAxialAlignedBoundingBox(group.bbox, currentCtx.mozCurrentTransform);
|
|
|
|
var canvasBounds = [0, 0, currentCtx.canvas.width, currentCtx.canvas.height];
|
|
bounds = _util.Util.intersect(bounds, canvasBounds) || [0, 0, 0, 0];
|
|
var offsetX = Math.floor(bounds[0]);
|
|
var offsetY = Math.floor(bounds[1]);
|
|
var drawnWidth = Math.max(Math.ceil(bounds[2]) - offsetX, 1);
|
|
var drawnHeight = Math.max(Math.ceil(bounds[3]) - offsetY, 1);
|
|
var scaleX = 1,
|
|
scaleY = 1;
|
|
|
|
if (drawnWidth > MAX_GROUP_SIZE) {
|
|
scaleX = drawnWidth / MAX_GROUP_SIZE;
|
|
drawnWidth = MAX_GROUP_SIZE;
|
|
}
|
|
|
|
if (drawnHeight > MAX_GROUP_SIZE) {
|
|
scaleY = drawnHeight / MAX_GROUP_SIZE;
|
|
drawnHeight = MAX_GROUP_SIZE;
|
|
}
|
|
|
|
var cacheId = 'groupAt' + this.groupLevel;
|
|
|
|
if (group.smask) {
|
|
cacheId += '_smask_' + this.smaskCounter++ % 2;
|
|
}
|
|
|
|
var scratchCanvas = this.cachedCanvases.getCanvas(cacheId, drawnWidth, drawnHeight, true);
|
|
var groupCtx = scratchCanvas.context;
|
|
groupCtx.scale(1 / scaleX, 1 / scaleY);
|
|
groupCtx.translate(-offsetX, -offsetY);
|
|
groupCtx.transform.apply(groupCtx, currentTransform);
|
|
|
|
if (group.smask) {
|
|
this.smaskStack.push({
|
|
canvas: scratchCanvas.canvas,
|
|
context: groupCtx,
|
|
offsetX,
|
|
offsetY,
|
|
scaleX,
|
|
scaleY,
|
|
subtype: group.smask.subtype,
|
|
backdrop: group.smask.backdrop,
|
|
transferMap: group.smask.transferMap || null,
|
|
startTransformInverse: null
|
|
});
|
|
} else {
|
|
currentCtx.setTransform(1, 0, 0, 1, 0, 0);
|
|
currentCtx.translate(offsetX, offsetY);
|
|
currentCtx.scale(scaleX, scaleY);
|
|
}
|
|
|
|
copyCtxState(currentCtx, groupCtx);
|
|
this.ctx = groupCtx;
|
|
this.setGState([['BM', 'source-over'], ['ca', 1], ['CA', 1]]);
|
|
this.groupStack.push(currentCtx);
|
|
this.groupLevel++;
|
|
this.current.activeSMask = null;
|
|
},
|
|
endGroup: function CanvasGraphics_endGroup(group) {
|
|
this.groupLevel--;
|
|
var groupCtx = this.ctx;
|
|
this.ctx = this.groupStack.pop();
|
|
|
|
if (this.ctx.imageSmoothingEnabled !== undefined) {
|
|
this.ctx.imageSmoothingEnabled = false;
|
|
} else {
|
|
this.ctx.mozImageSmoothingEnabled = false;
|
|
}
|
|
|
|
if (group.smask) {
|
|
this.tempSMask = this.smaskStack.pop();
|
|
} else {
|
|
this.ctx.drawImage(groupCtx.canvas, 0, 0);
|
|
}
|
|
|
|
this.restore();
|
|
},
|
|
beginAnnotations: function CanvasGraphics_beginAnnotations() {
|
|
this.save();
|
|
|
|
if (this.baseTransform) {
|
|
this.ctx.setTransform.apply(this.ctx, this.baseTransform);
|
|
}
|
|
},
|
|
endAnnotations: function CanvasGraphics_endAnnotations() {
|
|
this.restore();
|
|
},
|
|
beginAnnotation: function CanvasGraphics_beginAnnotation(rect, transform, matrix) {
|
|
this.save();
|
|
resetCtxToDefault(this.ctx);
|
|
this.current = new CanvasExtraState();
|
|
|
|
if (Array.isArray(rect) && rect.length === 4) {
|
|
var width = rect[2] - rect[0];
|
|
var height = rect[3] - rect[1];
|
|
this.ctx.rect(rect[0], rect[1], width, height);
|
|
this.clip();
|
|
this.endPath();
|
|
}
|
|
|
|
this.transform.apply(this, transform);
|
|
this.transform.apply(this, matrix);
|
|
},
|
|
endAnnotation: function CanvasGraphics_endAnnotation() {
|
|
this.restore();
|
|
},
|
|
paintJpegXObject: function CanvasGraphics_paintJpegXObject(objId, w, h) {
|
|
const domImage = this.processingType3 ? this.commonObjs.get(objId) : this.objs.get(objId);
|
|
|
|
if (!domImage) {
|
|
(0, _util.warn)('Dependent image isn\'t ready yet');
|
|
return;
|
|
}
|
|
|
|
this.save();
|
|
var ctx = this.ctx;
|
|
ctx.scale(1 / w, -1 / h);
|
|
ctx.drawImage(domImage, 0, 0, domImage.width, domImage.height, 0, -h, w, h);
|
|
|
|
if (this.imageLayer) {
|
|
var currentTransform = ctx.mozCurrentTransformInverse;
|
|
var position = this.getCanvasPosition(0, 0);
|
|
this.imageLayer.appendImage({
|
|
objId,
|
|
left: position[0],
|
|
top: position[1],
|
|
width: w / currentTransform[0],
|
|
height: h / currentTransform[3]
|
|
});
|
|
}
|
|
|
|
this.restore();
|
|
},
|
|
paintImageMaskXObject: function CanvasGraphics_paintImageMaskXObject(img) {
|
|
var ctx = this.ctx;
|
|
var width = img.width,
|
|
height = img.height;
|
|
var fillColor = this.current.fillColor;
|
|
var isPatternFill = this.current.patternFill;
|
|
var glyph = this.processingType3;
|
|
|
|
if (COMPILE_TYPE3_GLYPHS && glyph && glyph.compiled === undefined) {
|
|
if (width <= MAX_SIZE_TO_COMPILE && height <= MAX_SIZE_TO_COMPILE) {
|
|
glyph.compiled = compileType3Glyph({
|
|
data: img.data,
|
|
width,
|
|
height
|
|
});
|
|
} else {
|
|
glyph.compiled = null;
|
|
}
|
|
}
|
|
|
|
if (glyph && glyph.compiled) {
|
|
glyph.compiled(ctx);
|
|
return;
|
|
}
|
|
|
|
var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height);
|
|
var maskCtx = maskCanvas.context;
|
|
maskCtx.save();
|
|
putBinaryImageMask(maskCtx, img);
|
|
maskCtx.globalCompositeOperation = 'source-in';
|
|
maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor;
|
|
maskCtx.fillRect(0, 0, width, height);
|
|
maskCtx.restore();
|
|
this.paintInlineImageXObject(maskCanvas.canvas);
|
|
},
|
|
paintImageMaskXObjectRepeat: function CanvasGraphics_paintImageMaskXObjectRepeat(imgData, scaleX, scaleY, positions) {
|
|
var width = imgData.width;
|
|
var height = imgData.height;
|
|
var fillColor = this.current.fillColor;
|
|
var isPatternFill = this.current.patternFill;
|
|
var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height);
|
|
var maskCtx = maskCanvas.context;
|
|
maskCtx.save();
|
|
putBinaryImageMask(maskCtx, imgData);
|
|
maskCtx.globalCompositeOperation = 'source-in';
|
|
maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor;
|
|
maskCtx.fillRect(0, 0, width, height);
|
|
maskCtx.restore();
|
|
var ctx = this.ctx;
|
|
|
|
for (var i = 0, ii = positions.length; i < ii; i += 2) {
|
|
ctx.save();
|
|
ctx.transform(scaleX, 0, 0, scaleY, positions[i], positions[i + 1]);
|
|
ctx.scale(1, -1);
|
|
ctx.drawImage(maskCanvas.canvas, 0, 0, width, height, 0, -1, 1, 1);
|
|
ctx.restore();
|
|
}
|
|
},
|
|
paintImageMaskXObjectGroup: function CanvasGraphics_paintImageMaskXObjectGroup(images) {
|
|
var ctx = this.ctx;
|
|
var fillColor = this.current.fillColor;
|
|
var isPatternFill = this.current.patternFill;
|
|
|
|
for (var i = 0, ii = images.length; i < ii; i++) {
|
|
var image = images[i];
|
|
var width = image.width,
|
|
height = image.height;
|
|
var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height);
|
|
var maskCtx = maskCanvas.context;
|
|
maskCtx.save();
|
|
putBinaryImageMask(maskCtx, image);
|
|
maskCtx.globalCompositeOperation = 'source-in';
|
|
maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor;
|
|
maskCtx.fillRect(0, 0, width, height);
|
|
maskCtx.restore();
|
|
ctx.save();
|
|
ctx.transform.apply(ctx, image.transform);
|
|
ctx.scale(1, -1);
|
|
ctx.drawImage(maskCanvas.canvas, 0, 0, width, height, 0, -1, 1, 1);
|
|
ctx.restore();
|
|
}
|
|
},
|
|
paintImageXObject: function CanvasGraphics_paintImageXObject(objId) {
|
|
const imgData = this.processingType3 ? this.commonObjs.get(objId) : this.objs.get(objId);
|
|
|
|
if (!imgData) {
|
|
(0, _util.warn)('Dependent image isn\'t ready yet');
|
|
return;
|
|
}
|
|
|
|
this.paintInlineImageXObject(imgData);
|
|
},
|
|
paintImageXObjectRepeat: function CanvasGraphics_paintImageXObjectRepeat(objId, scaleX, scaleY, positions) {
|
|
const imgData = this.processingType3 ? this.commonObjs.get(objId) : this.objs.get(objId);
|
|
|
|
if (!imgData) {
|
|
(0, _util.warn)('Dependent image isn\'t ready yet');
|
|
return;
|
|
}
|
|
|
|
var width = imgData.width;
|
|
var height = imgData.height;
|
|
var map = [];
|
|
|
|
for (var i = 0, ii = positions.length; i < ii; i += 2) {
|
|
map.push({
|
|
transform: [scaleX, 0, 0, scaleY, positions[i], positions[i + 1]],
|
|
x: 0,
|
|
y: 0,
|
|
w: width,
|
|
h: height
|
|
});
|
|
}
|
|
|
|
this.paintInlineImageXObjectGroup(imgData, map);
|
|
},
|
|
paintInlineImageXObject: function CanvasGraphics_paintInlineImageXObject(imgData) {
|
|
var width = imgData.width;
|
|
var height = imgData.height;
|
|
var ctx = this.ctx;
|
|
this.save();
|
|
ctx.scale(1 / width, -1 / height);
|
|
var currentTransform = ctx.mozCurrentTransformInverse;
|
|
var a = currentTransform[0],
|
|
b = currentTransform[1];
|
|
var widthScale = Math.max(Math.sqrt(a * a + b * b), 1);
|
|
var c = currentTransform[2],
|
|
d = currentTransform[3];
|
|
var heightScale = Math.max(Math.sqrt(c * c + d * d), 1);
|
|
var imgToPaint, tmpCanvas;
|
|
|
|
if (typeof HTMLElement === 'function' && imgData instanceof HTMLElement || !imgData.data) {
|
|
imgToPaint = imgData;
|
|
} else {
|
|
tmpCanvas = this.cachedCanvases.getCanvas('inlineImage', width, height);
|
|
var tmpCtx = tmpCanvas.context;
|
|
putBinaryImageData(tmpCtx, imgData);
|
|
imgToPaint = tmpCanvas.canvas;
|
|
}
|
|
|
|
var paintWidth = width,
|
|
paintHeight = height;
|
|
var tmpCanvasId = 'prescale1';
|
|
|
|
while (widthScale > 2 && paintWidth > 1 || heightScale > 2 && paintHeight > 1) {
|
|
var newWidth = paintWidth,
|
|
newHeight = paintHeight;
|
|
|
|
if (widthScale > 2 && paintWidth > 1) {
|
|
newWidth = Math.ceil(paintWidth / 2);
|
|
widthScale /= paintWidth / newWidth;
|
|
}
|
|
|
|
if (heightScale > 2 && paintHeight > 1) {
|
|
newHeight = Math.ceil(paintHeight / 2);
|
|
heightScale /= paintHeight / newHeight;
|
|
}
|
|
|
|
tmpCanvas = this.cachedCanvases.getCanvas(tmpCanvasId, newWidth, newHeight);
|
|
tmpCtx = tmpCanvas.context;
|
|
tmpCtx.clearRect(0, 0, newWidth, newHeight);
|
|
tmpCtx.drawImage(imgToPaint, 0, 0, paintWidth, paintHeight, 0, 0, newWidth, newHeight);
|
|
imgToPaint = tmpCanvas.canvas;
|
|
paintWidth = newWidth;
|
|
paintHeight = newHeight;
|
|
tmpCanvasId = tmpCanvasId === 'prescale1' ? 'prescale2' : 'prescale1';
|
|
}
|
|
|
|
ctx.drawImage(imgToPaint, 0, 0, paintWidth, paintHeight, 0, -height, width, height);
|
|
|
|
if (this.imageLayer) {
|
|
var position = this.getCanvasPosition(0, -height);
|
|
this.imageLayer.appendImage({
|
|
imgData,
|
|
left: position[0],
|
|
top: position[1],
|
|
width: width / currentTransform[0],
|
|
height: height / currentTransform[3]
|
|
});
|
|
}
|
|
|
|
this.restore();
|
|
},
|
|
paintInlineImageXObjectGroup: function CanvasGraphics_paintInlineImageXObjectGroup(imgData, map) {
|
|
var ctx = this.ctx;
|
|
var w = imgData.width;
|
|
var h = imgData.height;
|
|
var tmpCanvas = this.cachedCanvases.getCanvas('inlineImage', w, h);
|
|
var tmpCtx = tmpCanvas.context;
|
|
putBinaryImageData(tmpCtx, imgData);
|
|
|
|
for (var i = 0, ii = map.length; i < ii; i++) {
|
|
var entry = map[i];
|
|
ctx.save();
|
|
ctx.transform.apply(ctx, entry.transform);
|
|
ctx.scale(1, -1);
|
|
ctx.drawImage(tmpCanvas.canvas, entry.x, entry.y, entry.w, entry.h, 0, -1, 1, 1);
|
|
|
|
if (this.imageLayer) {
|
|
var position = this.getCanvasPosition(entry.x, entry.y);
|
|
this.imageLayer.appendImage({
|
|
imgData,
|
|
left: position[0],
|
|
top: position[1],
|
|
width: w,
|
|
height: h
|
|
});
|
|
}
|
|
|
|
ctx.restore();
|
|
}
|
|
},
|
|
paintSolidColorImageMask: function CanvasGraphics_paintSolidColorImageMask() {
|
|
this.ctx.fillRect(0, 0, 1, 1);
|
|
},
|
|
paintXObject: function CanvasGraphics_paintXObject() {
|
|
(0, _util.warn)('Unsupported \'paintXObject\' command.');
|
|
},
|
|
markPoint: function CanvasGraphics_markPoint(tag) {},
|
|
markPointProps: function CanvasGraphics_markPointProps(tag, properties) {},
|
|
beginMarkedContent: function CanvasGraphics_beginMarkedContent(tag) {},
|
|
beginMarkedContentProps: function CanvasGraphics_beginMarkedContentProps(tag, properties) {},
|
|
endMarkedContent: function CanvasGraphics_endMarkedContent() {},
|
|
beginCompat: function CanvasGraphics_beginCompat() {},
|
|
endCompat: function CanvasGraphics_endCompat() {},
|
|
consumePath: function CanvasGraphics_consumePath() {
|
|
var ctx = this.ctx;
|
|
|
|
if (this.pendingClip) {
|
|
if (this.pendingClip === EO_CLIP) {
|
|
ctx.clip('evenodd');
|
|
} else {
|
|
ctx.clip();
|
|
}
|
|
|
|
this.pendingClip = null;
|
|
}
|
|
|
|
ctx.beginPath();
|
|
},
|
|
|
|
getSinglePixelWidth(scale) {
|
|
if (this._cachedGetSinglePixelWidth === null) {
|
|
const inverse = this.ctx.mozCurrentTransformInverse;
|
|
this._cachedGetSinglePixelWidth = Math.sqrt(Math.max(inverse[0] * inverse[0] + inverse[1] * inverse[1], inverse[2] * inverse[2] + inverse[3] * inverse[3]));
|
|
}
|
|
|
|
return this._cachedGetSinglePixelWidth;
|
|
},
|
|
|
|
getCanvasPosition: function CanvasGraphics_getCanvasPosition(x, y) {
|
|
var transform = this.ctx.mozCurrentTransform;
|
|
return [transform[0] * x + transform[2] * y + transform[4], transform[1] * x + transform[3] * y + transform[5]];
|
|
}
|
|
};
|
|
|
|
for (var op in _util.OPS) {
|
|
CanvasGraphics.prototype[_util.OPS[op]] = CanvasGraphics.prototype[op];
|
|
}
|
|
|
|
return CanvasGraphics;
|
|
}();
|
|
|
|
exports.CanvasGraphics = CanvasGraphics;
|
|
|
|
/***/ }),
|
|
/* 177 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.getShadingPatternFromIR = getShadingPatternFromIR;
|
|
exports.TilingPattern = void 0;
|
|
|
|
var _util = __w_pdfjs_require__(1);
|
|
|
|
var ShadingIRs = {};
|
|
|
|
function applyBoundingBox(ctx, bbox) {
|
|
if (!bbox || typeof Path2D === 'undefined') {
|
|
return;
|
|
}
|
|
|
|
const width = bbox[2] - bbox[0];
|
|
const height = bbox[3] - bbox[1];
|
|
const region = new Path2D();
|
|
region.rect(bbox[0], bbox[1], width, height);
|
|
ctx.clip(region);
|
|
}
|
|
|
|
ShadingIRs.RadialAxial = {
|
|
fromIR: function RadialAxial_fromIR(raw) {
|
|
var type = raw[1];
|
|
var bbox = raw[2];
|
|
var colorStops = raw[3];
|
|
var p0 = raw[4];
|
|
var p1 = raw[5];
|
|
var r0 = raw[6];
|
|
var r1 = raw[7];
|
|
return {
|
|
type: 'Pattern',
|
|
getPattern: function RadialAxial_getPattern(ctx) {
|
|
applyBoundingBox(ctx, bbox);
|
|
var grad;
|
|
|
|
if (type === 'axial') {
|
|
grad = ctx.createLinearGradient(p0[0], p0[1], p1[0], p1[1]);
|
|
} else if (type === 'radial') {
|
|
grad = ctx.createRadialGradient(p0[0], p0[1], r0, p1[0], p1[1], r1);
|
|
}
|
|
|
|
for (var i = 0, ii = colorStops.length; i < ii; ++i) {
|
|
var c = colorStops[i];
|
|
grad.addColorStop(c[0], c[1]);
|
|
}
|
|
|
|
return grad;
|
|
}
|
|
};
|
|
}
|
|
};
|
|
|
|
var createMeshCanvas = function createMeshCanvasClosure() {
|
|
function drawTriangle(data, context, p1, p2, p3, c1, c2, c3) {
|
|
var coords = context.coords,
|
|
colors = context.colors;
|
|
var bytes = data.data,
|
|
rowSize = data.width * 4;
|
|
var tmp;
|
|
|
|
if (coords[p1 + 1] > coords[p2 + 1]) {
|
|
tmp = p1;
|
|
p1 = p2;
|
|
p2 = tmp;
|
|
tmp = c1;
|
|
c1 = c2;
|
|
c2 = tmp;
|
|
}
|
|
|
|
if (coords[p2 + 1] > coords[p3 + 1]) {
|
|
tmp = p2;
|
|
p2 = p3;
|
|
p3 = tmp;
|
|
tmp = c2;
|
|
c2 = c3;
|
|
c3 = tmp;
|
|
}
|
|
|
|
if (coords[p1 + 1] > coords[p2 + 1]) {
|
|
tmp = p1;
|
|
p1 = p2;
|
|
p2 = tmp;
|
|
tmp = c1;
|
|
c1 = c2;
|
|
c2 = tmp;
|
|
}
|
|
|
|
var x1 = (coords[p1] + context.offsetX) * context.scaleX;
|
|
var y1 = (coords[p1 + 1] + context.offsetY) * context.scaleY;
|
|
var x2 = (coords[p2] + context.offsetX) * context.scaleX;
|
|
var y2 = (coords[p2 + 1] + context.offsetY) * context.scaleY;
|
|
var x3 = (coords[p3] + context.offsetX) * context.scaleX;
|
|
var y3 = (coords[p3 + 1] + context.offsetY) * context.scaleY;
|
|
|
|
if (y1 >= y3) {
|
|
return;
|
|
}
|
|
|
|
var c1r = colors[c1],
|
|
c1g = colors[c1 + 1],
|
|
c1b = colors[c1 + 2];
|
|
var c2r = colors[c2],
|
|
c2g = colors[c2 + 1],
|
|
c2b = colors[c2 + 2];
|
|
var c3r = colors[c3],
|
|
c3g = colors[c3 + 1],
|
|
c3b = colors[c3 + 2];
|
|
var minY = Math.round(y1),
|
|
maxY = Math.round(y3);
|
|
var xa, car, cag, cab;
|
|
var xb, cbr, cbg, cbb;
|
|
var k;
|
|
|
|
for (var y = minY; y <= maxY; y++) {
|
|
if (y < y2) {
|
|
k = y < y1 ? 0 : y1 === y2 ? 1 : (y1 - y) / (y1 - y2);
|
|
xa = x1 - (x1 - x2) * k;
|
|
car = c1r - (c1r - c2r) * k;
|
|
cag = c1g - (c1g - c2g) * k;
|
|
cab = c1b - (c1b - c2b) * k;
|
|
} else {
|
|
k = y > y3 ? 1 : y2 === y3 ? 0 : (y2 - y) / (y2 - y3);
|
|
xa = x2 - (x2 - x3) * k;
|
|
car = c2r - (c2r - c3r) * k;
|
|
cag = c2g - (c2g - c3g) * k;
|
|
cab = c2b - (c2b - c3b) * k;
|
|
}
|
|
|
|
k = y < y1 ? 0 : y > y3 ? 1 : (y1 - y) / (y1 - y3);
|
|
xb = x1 - (x1 - x3) * k;
|
|
cbr = c1r - (c1r - c3r) * k;
|
|
cbg = c1g - (c1g - c3g) * k;
|
|
cbb = c1b - (c1b - c3b) * k;
|
|
var x1_ = Math.round(Math.min(xa, xb));
|
|
var x2_ = Math.round(Math.max(xa, xb));
|
|
var j = rowSize * y + x1_ * 4;
|
|
|
|
for (var x = x1_; x <= x2_; x++) {
|
|
k = (xa - x) / (xa - xb);
|
|
k = k < 0 ? 0 : k > 1 ? 1 : k;
|
|
bytes[j++] = car - (car - cbr) * k | 0;
|
|
bytes[j++] = cag - (cag - cbg) * k | 0;
|
|
bytes[j++] = cab - (cab - cbb) * k | 0;
|
|
bytes[j++] = 255;
|
|
}
|
|
}
|
|
}
|
|
|
|
function drawFigure(data, figure, context) {
|
|
var ps = figure.coords;
|
|
var cs = figure.colors;
|
|
var i, ii;
|
|
|
|
switch (figure.type) {
|
|
case 'lattice':
|
|
var verticesPerRow = figure.verticesPerRow;
|
|
var rows = Math.floor(ps.length / verticesPerRow) - 1;
|
|
var cols = verticesPerRow - 1;
|
|
|
|
for (i = 0; i < rows; i++) {
|
|
var q = i * verticesPerRow;
|
|
|
|
for (var j = 0; j < cols; j++, q++) {
|
|
drawTriangle(data, context, ps[q], ps[q + 1], ps[q + verticesPerRow], cs[q], cs[q + 1], cs[q + verticesPerRow]);
|
|
drawTriangle(data, context, ps[q + verticesPerRow + 1], ps[q + 1], ps[q + verticesPerRow], cs[q + verticesPerRow + 1], cs[q + 1], cs[q + verticesPerRow]);
|
|
}
|
|
}
|
|
|
|
break;
|
|
|
|
case 'triangles':
|
|
for (i = 0, ii = ps.length; i < ii; i += 3) {
|
|
drawTriangle(data, context, ps[i], ps[i + 1], ps[i + 2], cs[i], cs[i + 1], cs[i + 2]);
|
|
}
|
|
|
|
break;
|
|
|
|
default:
|
|
throw new Error('illegal figure');
|
|
}
|
|
}
|
|
|
|
function createMeshCanvas(bounds, combinesScale, coords, colors, figures, backgroundColor, cachedCanvases, webGLContext) {
|
|
var EXPECTED_SCALE = 1.1;
|
|
var MAX_PATTERN_SIZE = 3000;
|
|
var BORDER_SIZE = 2;
|
|
var offsetX = Math.floor(bounds[0]);
|
|
var offsetY = Math.floor(bounds[1]);
|
|
var boundsWidth = Math.ceil(bounds[2]) - offsetX;
|
|
var boundsHeight = Math.ceil(bounds[3]) - offsetY;
|
|
var width = Math.min(Math.ceil(Math.abs(boundsWidth * combinesScale[0] * EXPECTED_SCALE)), MAX_PATTERN_SIZE);
|
|
var height = Math.min(Math.ceil(Math.abs(boundsHeight * combinesScale[1] * EXPECTED_SCALE)), MAX_PATTERN_SIZE);
|
|
var scaleX = boundsWidth / width;
|
|
var scaleY = boundsHeight / height;
|
|
var context = {
|
|
coords,
|
|
colors,
|
|
offsetX: -offsetX,
|
|
offsetY: -offsetY,
|
|
scaleX: 1 / scaleX,
|
|
scaleY: 1 / scaleY
|
|
};
|
|
var paddedWidth = width + BORDER_SIZE * 2;
|
|
var paddedHeight = height + BORDER_SIZE * 2;
|
|
var canvas, tmpCanvas, i, ii;
|
|
|
|
if (webGLContext.isEnabled) {
|
|
canvas = webGLContext.drawFigures({
|
|
width,
|
|
height,
|
|
backgroundColor,
|
|
figures,
|
|
context
|
|
});
|
|
tmpCanvas = cachedCanvases.getCanvas('mesh', paddedWidth, paddedHeight, false);
|
|
tmpCanvas.context.drawImage(canvas, BORDER_SIZE, BORDER_SIZE);
|
|
canvas = tmpCanvas.canvas;
|
|
} else {
|
|
tmpCanvas = cachedCanvases.getCanvas('mesh', paddedWidth, paddedHeight, false);
|
|
var tmpCtx = tmpCanvas.context;
|
|
var data = tmpCtx.createImageData(width, height);
|
|
|
|
if (backgroundColor) {
|
|
var bytes = data.data;
|
|
|
|
for (i = 0, ii = bytes.length; i < ii; i += 4) {
|
|
bytes[i] = backgroundColor[0];
|
|
bytes[i + 1] = backgroundColor[1];
|
|
bytes[i + 2] = backgroundColor[2];
|
|
bytes[i + 3] = 255;
|
|
}
|
|
}
|
|
|
|
for (i = 0; i < figures.length; i++) {
|
|
drawFigure(data, figures[i], context);
|
|
}
|
|
|
|
tmpCtx.putImageData(data, BORDER_SIZE, BORDER_SIZE);
|
|
canvas = tmpCanvas.canvas;
|
|
}
|
|
|
|
return {
|
|
canvas,
|
|
offsetX: offsetX - BORDER_SIZE * scaleX,
|
|
offsetY: offsetY - BORDER_SIZE * scaleY,
|
|
scaleX,
|
|
scaleY
|
|
};
|
|
}
|
|
|
|
return createMeshCanvas;
|
|
}();
|
|
|
|
ShadingIRs.Mesh = {
|
|
fromIR: function Mesh_fromIR(raw) {
|
|
var coords = raw[2];
|
|
var colors = raw[3];
|
|
var figures = raw[4];
|
|
var bounds = raw[5];
|
|
var matrix = raw[6];
|
|
var bbox = raw[7];
|
|
var background = raw[8];
|
|
return {
|
|
type: 'Pattern',
|
|
getPattern: function Mesh_getPattern(ctx, owner, shadingFill) {
|
|
applyBoundingBox(ctx, bbox);
|
|
var scale;
|
|
|
|
if (shadingFill) {
|
|
scale = _util.Util.singularValueDecompose2dScale(ctx.mozCurrentTransform);
|
|
} else {
|
|
scale = _util.Util.singularValueDecompose2dScale(owner.baseTransform);
|
|
|
|
if (matrix) {
|
|
var matrixScale = _util.Util.singularValueDecompose2dScale(matrix);
|
|
|
|
scale = [scale[0] * matrixScale[0], scale[1] * matrixScale[1]];
|
|
}
|
|
}
|
|
|
|
var temporaryPatternCanvas = createMeshCanvas(bounds, scale, coords, colors, figures, shadingFill ? null : background, owner.cachedCanvases, owner.webGLContext);
|
|
|
|
if (!shadingFill) {
|
|
ctx.setTransform.apply(ctx, owner.baseTransform);
|
|
|
|
if (matrix) {
|
|
ctx.transform.apply(ctx, matrix);
|
|
}
|
|
}
|
|
|
|
ctx.translate(temporaryPatternCanvas.offsetX, temporaryPatternCanvas.offsetY);
|
|
ctx.scale(temporaryPatternCanvas.scaleX, temporaryPatternCanvas.scaleY);
|
|
return ctx.createPattern(temporaryPatternCanvas.canvas, 'no-repeat');
|
|
}
|
|
};
|
|
}
|
|
};
|
|
ShadingIRs.Dummy = {
|
|
fromIR: function Dummy_fromIR() {
|
|
return {
|
|
type: 'Pattern',
|
|
getPattern: function Dummy_fromIR_getPattern() {
|
|
return 'hotpink';
|
|
}
|
|
};
|
|
}
|
|
};
|
|
|
|
function getShadingPatternFromIR(raw) {
|
|
var shadingIR = ShadingIRs[raw[0]];
|
|
|
|
if (!shadingIR) {
|
|
throw new Error(`Unknown IR type: ${raw[0]}`);
|
|
}
|
|
|
|
return shadingIR.fromIR(raw);
|
|
}
|
|
|
|
var TilingPattern = function TilingPatternClosure() {
|
|
var PaintType = {
|
|
COLORED: 1,
|
|
UNCOLORED: 2
|
|
};
|
|
var MAX_PATTERN_SIZE = 3000;
|
|
|
|
function TilingPattern(IR, color, ctx, canvasGraphicsFactory, baseTransform) {
|
|
this.operatorList = IR[2];
|
|
this.matrix = IR[3] || [1, 0, 0, 1, 0, 0];
|
|
this.bbox = IR[4];
|
|
this.xstep = IR[5];
|
|
this.ystep = IR[6];
|
|
this.paintType = IR[7];
|
|
this.tilingType = IR[8];
|
|
this.color = color;
|
|
this.canvasGraphicsFactory = canvasGraphicsFactory;
|
|
this.baseTransform = baseTransform;
|
|
this.type = 'Pattern';
|
|
this.ctx = ctx;
|
|
}
|
|
|
|
TilingPattern.prototype = {
|
|
createPatternCanvas: function TilinPattern_createPatternCanvas(owner) {
|
|
var operatorList = this.operatorList;
|
|
var bbox = this.bbox;
|
|
var xstep = this.xstep;
|
|
var ystep = this.ystep;
|
|
var paintType = this.paintType;
|
|
var tilingType = this.tilingType;
|
|
var color = this.color;
|
|
var canvasGraphicsFactory = this.canvasGraphicsFactory;
|
|
(0, _util.info)('TilingType: ' + tilingType);
|
|
var x0 = bbox[0],
|
|
y0 = bbox[1],
|
|
x1 = bbox[2],
|
|
y1 = bbox[3];
|
|
|
|
var matrixScale = _util.Util.singularValueDecompose2dScale(this.matrix);
|
|
|
|
var curMatrixScale = _util.Util.singularValueDecompose2dScale(this.baseTransform);
|
|
|
|
var combinedScale = [matrixScale[0] * curMatrixScale[0], matrixScale[1] * curMatrixScale[1]];
|
|
var dimx = this.getSizeAndScale(xstep, this.ctx.canvas.width, combinedScale[0]);
|
|
var dimy = this.getSizeAndScale(ystep, this.ctx.canvas.height, combinedScale[1]);
|
|
var tmpCanvas = owner.cachedCanvases.getCanvas('pattern', dimx.size, dimy.size, true);
|
|
var tmpCtx = tmpCanvas.context;
|
|
var graphics = canvasGraphicsFactory.createCanvasGraphics(tmpCtx);
|
|
graphics.groupLevel = owner.groupLevel;
|
|
this.setFillAndStrokeStyleToContext(graphics, paintType, color);
|
|
graphics.transform(dimx.scale, 0, 0, dimy.scale, 0, 0);
|
|
graphics.transform(1, 0, 0, 1, -x0, -y0);
|
|
this.clipBbox(graphics, bbox, x0, y0, x1, y1);
|
|
graphics.executeOperatorList(operatorList);
|
|
this.ctx.transform(1, 0, 0, 1, x0, y0);
|
|
this.ctx.scale(1 / dimx.scale, 1 / dimy.scale);
|
|
return tmpCanvas.canvas;
|
|
},
|
|
getSizeAndScale: function TilingPattern_getSizeAndScale(step, realOutputSize, scale) {
|
|
step = Math.abs(step);
|
|
var maxSize = Math.max(MAX_PATTERN_SIZE, realOutputSize);
|
|
var size = Math.ceil(step * scale);
|
|
|
|
if (size >= maxSize) {
|
|
size = maxSize;
|
|
} else {
|
|
scale = size / step;
|
|
}
|
|
|
|
return {
|
|
scale,
|
|
size
|
|
};
|
|
},
|
|
clipBbox: function clipBbox(graphics, bbox, x0, y0, x1, y1) {
|
|
if (Array.isArray(bbox) && bbox.length === 4) {
|
|
var bboxWidth = x1 - x0;
|
|
var bboxHeight = y1 - y0;
|
|
graphics.ctx.rect(x0, y0, bboxWidth, bboxHeight);
|
|
graphics.clip();
|
|
graphics.endPath();
|
|
}
|
|
},
|
|
setFillAndStrokeStyleToContext: function setFillAndStrokeStyleToContext(graphics, paintType, color) {
|
|
let context = graphics.ctx,
|
|
current = graphics.current;
|
|
|
|
switch (paintType) {
|
|
case PaintType.COLORED:
|
|
var ctx = this.ctx;
|
|
context.fillStyle = ctx.fillStyle;
|
|
context.strokeStyle = ctx.strokeStyle;
|
|
current.fillColor = ctx.fillStyle;
|
|
current.strokeColor = ctx.strokeStyle;
|
|
break;
|
|
|
|
case PaintType.UNCOLORED:
|
|
var cssColor = _util.Util.makeCssRgb(color[0], color[1], color[2]);
|
|
|
|
context.fillStyle = cssColor;
|
|
context.strokeStyle = cssColor;
|
|
current.fillColor = cssColor;
|
|
current.strokeColor = cssColor;
|
|
break;
|
|
|
|
default:
|
|
throw new _util.FormatError(`Unsupported paint type: ${paintType}`);
|
|
}
|
|
},
|
|
getPattern: function TilingPattern_getPattern(ctx, owner) {
|
|
ctx = this.ctx;
|
|
ctx.setTransform.apply(ctx, this.baseTransform);
|
|
ctx.transform.apply(ctx, this.matrix);
|
|
var temporaryPatternCanvas = this.createPatternCanvas(owner);
|
|
return ctx.createPattern(temporaryPatternCanvas, 'repeat');
|
|
}
|
|
};
|
|
return TilingPattern;
|
|
}();
|
|
|
|
exports.TilingPattern = TilingPattern;
|
|
|
|
/***/ }),
|
|
/* 178 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.GlobalWorkerOptions = void 0;
|
|
const GlobalWorkerOptions = Object.create(null);
|
|
exports.GlobalWorkerOptions = GlobalWorkerOptions;
|
|
GlobalWorkerOptions.workerPort = GlobalWorkerOptions.workerPort === undefined ? null : GlobalWorkerOptions.workerPort;
|
|
GlobalWorkerOptions.workerSrc = GlobalWorkerOptions.workerSrc === undefined ? '' : GlobalWorkerOptions.workerSrc;
|
|
|
|
/***/ }),
|
|
/* 179 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.MessageHandler = MessageHandler;
|
|
|
|
var _util = __w_pdfjs_require__(1);
|
|
|
|
const StreamKind = {
|
|
UNKNOWN: 0,
|
|
CANCEL: 1,
|
|
CANCEL_COMPLETE: 2,
|
|
CLOSE: 3,
|
|
ENQUEUE: 4,
|
|
ERROR: 5,
|
|
PULL: 6,
|
|
PULL_COMPLETE: 7,
|
|
START_COMPLETE: 8
|
|
};
|
|
|
|
function wrapReason(reason) {
|
|
if (typeof reason !== 'object') {
|
|
return reason;
|
|
}
|
|
|
|
switch (reason.name) {
|
|
case 'AbortException':
|
|
return new _util.AbortException(reason.message);
|
|
|
|
case 'MissingPDFException':
|
|
return new _util.MissingPDFException(reason.message);
|
|
|
|
case 'UnexpectedResponseException':
|
|
return new _util.UnexpectedResponseException(reason.message, reason.status);
|
|
|
|
case 'UnknownErrorException':
|
|
return new _util.UnknownErrorException(reason.message, reason.details);
|
|
|
|
default:
|
|
return new _util.UnknownErrorException(reason.message, reason.toString());
|
|
}
|
|
}
|
|
|
|
function MessageHandler(sourceName, targetName, comObj) {
|
|
this.sourceName = sourceName;
|
|
this.targetName = targetName;
|
|
this.comObj = comObj;
|
|
this.callbackId = 1;
|
|
this.streamId = 1;
|
|
this.postMessageTransfers = true;
|
|
this.streamSinks = Object.create(null);
|
|
this.streamControllers = Object.create(null);
|
|
let callbacksCapabilities = this.callbacksCapabilities = Object.create(null);
|
|
let ah = this.actionHandler = Object.create(null);
|
|
|
|
this._onComObjOnMessage = event => {
|
|
let data = event.data;
|
|
|
|
if (data.targetName !== this.sourceName) {
|
|
return;
|
|
}
|
|
|
|
if (data.stream) {
|
|
this._processStreamMessage(data);
|
|
} else if (data.isReply) {
|
|
let callbackId = data.callbackId;
|
|
|
|
if (data.callbackId in callbacksCapabilities) {
|
|
let callback = callbacksCapabilities[callbackId];
|
|
delete callbacksCapabilities[callbackId];
|
|
|
|
if ('reason' in data) {
|
|
callback.reject(wrapReason(data.reason));
|
|
} else {
|
|
callback.resolve(data.data);
|
|
}
|
|
} else {
|
|
throw new Error(`Cannot resolve callback ${callbackId}`);
|
|
}
|
|
} else if (data.action in ah) {
|
|
let action = ah[data.action];
|
|
|
|
if (data.callbackId) {
|
|
let sourceName = this.sourceName;
|
|
let targetName = data.sourceName;
|
|
new Promise(function (resolve) {
|
|
resolve(action(data.data));
|
|
}).then(function (result) {
|
|
comObj.postMessage({
|
|
sourceName,
|
|
targetName,
|
|
isReply: true,
|
|
callbackId: data.callbackId,
|
|
data: result
|
|
});
|
|
}, function (reason) {
|
|
comObj.postMessage({
|
|
sourceName,
|
|
targetName,
|
|
isReply: true,
|
|
callbackId: data.callbackId,
|
|
reason: wrapReason(reason)
|
|
});
|
|
});
|
|
} else if (data.streamId) {
|
|
this._createStreamSink(data);
|
|
} else {
|
|
action(data.data);
|
|
}
|
|
} else {
|
|
throw new Error(`Unknown action from worker: ${data.action}`);
|
|
}
|
|
};
|
|
|
|
comObj.addEventListener('message', this._onComObjOnMessage);
|
|
}
|
|
|
|
MessageHandler.prototype = {
|
|
on(actionName, handler) {
|
|
var ah = this.actionHandler;
|
|
|
|
if (ah[actionName]) {
|
|
throw new Error(`There is already an actionName called "${actionName}"`);
|
|
}
|
|
|
|
ah[actionName] = handler;
|
|
},
|
|
|
|
send(actionName, data, transfers) {
|
|
this.postMessage({
|
|
sourceName: this.sourceName,
|
|
targetName: this.targetName,
|
|
action: actionName,
|
|
data
|
|
}, transfers);
|
|
},
|
|
|
|
sendWithPromise(actionName, data, transfers) {
|
|
var callbackId = this.callbackId++;
|
|
var capability = (0, _util.createPromiseCapability)();
|
|
this.callbacksCapabilities[callbackId] = capability;
|
|
|
|
try {
|
|
this.postMessage({
|
|
sourceName: this.sourceName,
|
|
targetName: this.targetName,
|
|
action: actionName,
|
|
callbackId,
|
|
data
|
|
}, transfers);
|
|
} catch (ex) {
|
|
capability.reject(ex);
|
|
}
|
|
|
|
return capability.promise;
|
|
},
|
|
|
|
sendWithStream(actionName, data, queueingStrategy, transfers) {
|
|
let streamId = this.streamId++;
|
|
let sourceName = this.sourceName;
|
|
let targetName = this.targetName;
|
|
const comObj = this.comObj;
|
|
return new _util.ReadableStream({
|
|
start: controller => {
|
|
let startCapability = (0, _util.createPromiseCapability)();
|
|
this.streamControllers[streamId] = {
|
|
controller,
|
|
startCall: startCapability,
|
|
pullCall: null,
|
|
cancelCall: null,
|
|
isClosed: false
|
|
};
|
|
this.postMessage({
|
|
sourceName,
|
|
targetName,
|
|
action: actionName,
|
|
streamId,
|
|
data,
|
|
desiredSize: controller.desiredSize
|
|
}, transfers);
|
|
return startCapability.promise;
|
|
},
|
|
pull: controller => {
|
|
let pullCapability = (0, _util.createPromiseCapability)();
|
|
this.streamControllers[streamId].pullCall = pullCapability;
|
|
comObj.postMessage({
|
|
sourceName,
|
|
targetName,
|
|
stream: StreamKind.PULL,
|
|
streamId,
|
|
desiredSize: controller.desiredSize
|
|
});
|
|
return pullCapability.promise;
|
|
},
|
|
cancel: reason => {
|
|
(0, _util.assert)(reason instanceof Error, 'cancel must have a valid reason');
|
|
let cancelCapability = (0, _util.createPromiseCapability)();
|
|
this.streamControllers[streamId].cancelCall = cancelCapability;
|
|
this.streamControllers[streamId].isClosed = true;
|
|
comObj.postMessage({
|
|
sourceName,
|
|
targetName,
|
|
stream: StreamKind.CANCEL,
|
|
streamId,
|
|
reason: wrapReason(reason)
|
|
});
|
|
return cancelCapability.promise;
|
|
}
|
|
}, queueingStrategy);
|
|
},
|
|
|
|
_createStreamSink(data) {
|
|
let self = this;
|
|
let action = this.actionHandler[data.action];
|
|
let streamId = data.streamId;
|
|
let desiredSize = data.desiredSize;
|
|
let sourceName = this.sourceName;
|
|
let targetName = data.sourceName;
|
|
let capability = (0, _util.createPromiseCapability)();
|
|
const comObj = this.comObj;
|
|
let streamSink = {
|
|
enqueue(chunk, size = 1, transfers) {
|
|
if (this.isCancelled) {
|
|
return;
|
|
}
|
|
|
|
let lastDesiredSize = this.desiredSize;
|
|
this.desiredSize -= size;
|
|
|
|
if (lastDesiredSize > 0 && this.desiredSize <= 0) {
|
|
this.sinkCapability = (0, _util.createPromiseCapability)();
|
|
this.ready = this.sinkCapability.promise;
|
|
}
|
|
|
|
self.postMessage({
|
|
sourceName,
|
|
targetName,
|
|
stream: StreamKind.ENQUEUE,
|
|
streamId,
|
|
chunk
|
|
}, transfers);
|
|
},
|
|
|
|
close() {
|
|
if (this.isCancelled) {
|
|
return;
|
|
}
|
|
|
|
this.isCancelled = true;
|
|
comObj.postMessage({
|
|
sourceName,
|
|
targetName,
|
|
stream: StreamKind.CLOSE,
|
|
streamId
|
|
});
|
|
delete self.streamSinks[streamId];
|
|
},
|
|
|
|
error(reason) {
|
|
(0, _util.assert)(reason instanceof Error, 'error must have a valid reason');
|
|
|
|
if (this.isCancelled) {
|
|
return;
|
|
}
|
|
|
|
this.isCancelled = true;
|
|
comObj.postMessage({
|
|
sourceName,
|
|
targetName,
|
|
stream: StreamKind.ERROR,
|
|
streamId,
|
|
reason: wrapReason(reason)
|
|
});
|
|
},
|
|
|
|
sinkCapability: capability,
|
|
onPull: null,
|
|
onCancel: null,
|
|
isCancelled: false,
|
|
desiredSize,
|
|
ready: null
|
|
};
|
|
streamSink.sinkCapability.resolve();
|
|
streamSink.ready = streamSink.sinkCapability.promise;
|
|
this.streamSinks[streamId] = streamSink;
|
|
new Promise(function (resolve) {
|
|
resolve(action(data.data, streamSink));
|
|
}).then(function () {
|
|
comObj.postMessage({
|
|
sourceName,
|
|
targetName,
|
|
stream: StreamKind.START_COMPLETE,
|
|
streamId,
|
|
success: true
|
|
});
|
|
}, function (reason) {
|
|
comObj.postMessage({
|
|
sourceName,
|
|
targetName,
|
|
stream: StreamKind.START_COMPLETE,
|
|
streamId,
|
|
reason: wrapReason(reason)
|
|
});
|
|
});
|
|
},
|
|
|
|
_processStreamMessage(data) {
|
|
let sourceName = this.sourceName;
|
|
let targetName = data.sourceName;
|
|
const streamId = data.streamId;
|
|
const comObj = this.comObj;
|
|
|
|
let deleteStreamController = () => {
|
|
Promise.all([this.streamControllers[streamId].startCall, this.streamControllers[streamId].pullCall, this.streamControllers[streamId].cancelCall].map(function (capability) {
|
|
return capability && capability.promise.catch(function () {});
|
|
})).then(() => {
|
|
delete this.streamControllers[streamId];
|
|
});
|
|
};
|
|
|
|
switch (data.stream) {
|
|
case StreamKind.START_COMPLETE:
|
|
if (data.success) {
|
|
this.streamControllers[streamId].startCall.resolve();
|
|
} else {
|
|
this.streamControllers[streamId].startCall.reject(wrapReason(data.reason));
|
|
}
|
|
|
|
break;
|
|
|
|
case StreamKind.PULL_COMPLETE:
|
|
if (data.success) {
|
|
this.streamControllers[streamId].pullCall.resolve();
|
|
} else {
|
|
this.streamControllers[streamId].pullCall.reject(wrapReason(data.reason));
|
|
}
|
|
|
|
break;
|
|
|
|
case StreamKind.PULL:
|
|
if (!this.streamSinks[streamId]) {
|
|
comObj.postMessage({
|
|
sourceName,
|
|
targetName,
|
|
stream: StreamKind.PULL_COMPLETE,
|
|
streamId,
|
|
success: true
|
|
});
|
|
break;
|
|
}
|
|
|
|
if (this.streamSinks[streamId].desiredSize <= 0 && data.desiredSize > 0) {
|
|
this.streamSinks[streamId].sinkCapability.resolve();
|
|
}
|
|
|
|
this.streamSinks[streamId].desiredSize = data.desiredSize;
|
|
const {
|
|
onPull
|
|
} = this.streamSinks[data.streamId];
|
|
new Promise(function (resolve) {
|
|
resolve(onPull && onPull());
|
|
}).then(function () {
|
|
comObj.postMessage({
|
|
sourceName,
|
|
targetName,
|
|
stream: StreamKind.PULL_COMPLETE,
|
|
streamId,
|
|
success: true
|
|
});
|
|
}, function (reason) {
|
|
comObj.postMessage({
|
|
sourceName,
|
|
targetName,
|
|
stream: StreamKind.PULL_COMPLETE,
|
|
streamId,
|
|
reason: wrapReason(reason)
|
|
});
|
|
});
|
|
break;
|
|
|
|
case StreamKind.ENQUEUE:
|
|
(0, _util.assert)(this.streamControllers[streamId], 'enqueue should have stream controller');
|
|
|
|
if (this.streamControllers[streamId].isClosed) {
|
|
break;
|
|
}
|
|
|
|
this.streamControllers[streamId].controller.enqueue(data.chunk);
|
|
break;
|
|
|
|
case StreamKind.CLOSE:
|
|
(0, _util.assert)(this.streamControllers[streamId], 'close should have stream controller');
|
|
|
|
if (this.streamControllers[streamId].isClosed) {
|
|
break;
|
|
}
|
|
|
|
this.streamControllers[streamId].isClosed = true;
|
|
this.streamControllers[streamId].controller.close();
|
|
deleteStreamController();
|
|
break;
|
|
|
|
case StreamKind.ERROR:
|
|
(0, _util.assert)(this.streamControllers[streamId], 'error should have stream controller');
|
|
this.streamControllers[streamId].controller.error(wrapReason(data.reason));
|
|
deleteStreamController();
|
|
break;
|
|
|
|
case StreamKind.CANCEL_COMPLETE:
|
|
if (data.success) {
|
|
this.streamControllers[streamId].cancelCall.resolve();
|
|
} else {
|
|
this.streamControllers[streamId].cancelCall.reject(wrapReason(data.reason));
|
|
}
|
|
|
|
deleteStreamController();
|
|
break;
|
|
|
|
case StreamKind.CANCEL:
|
|
if (!this.streamSinks[streamId]) {
|
|
break;
|
|
}
|
|
|
|
const {
|
|
onCancel
|
|
} = this.streamSinks[data.streamId];
|
|
new Promise(function (resolve) {
|
|
resolve(onCancel && onCancel(wrapReason(data.reason)));
|
|
}).then(function () {
|
|
comObj.postMessage({
|
|
sourceName,
|
|
targetName,
|
|
stream: StreamKind.CANCEL_COMPLETE,
|
|
streamId,
|
|
success: true
|
|
});
|
|
}, function (reason) {
|
|
comObj.postMessage({
|
|
sourceName,
|
|
targetName,
|
|
stream: StreamKind.CANCEL_COMPLETE,
|
|
streamId,
|
|
reason: wrapReason(reason)
|
|
});
|
|
});
|
|
this.streamSinks[streamId].sinkCapability.reject(wrapReason(data.reason));
|
|
this.streamSinks[streamId].isCancelled = true;
|
|
delete this.streamSinks[streamId];
|
|
break;
|
|
|
|
default:
|
|
throw new Error('Unexpected stream case');
|
|
}
|
|
},
|
|
|
|
postMessage(message, transfers) {
|
|
if (transfers && this.postMessageTransfers) {
|
|
this.comObj.postMessage(message, transfers);
|
|
} else {
|
|
this.comObj.postMessage(message);
|
|
}
|
|
},
|
|
|
|
destroy() {
|
|
this.comObj.removeEventListener('message', this._onComObjOnMessage);
|
|
}
|
|
|
|
};
|
|
|
|
/***/ }),
|
|
/* 180 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.Metadata = void 0;
|
|
|
|
var _util = __w_pdfjs_require__(1);
|
|
|
|
var _xml_parser = __w_pdfjs_require__(181);
|
|
|
|
class Metadata {
|
|
constructor(data) {
|
|
(0, _util.assert)(typeof data === 'string', 'Metadata: input is not a string');
|
|
data = this._repair(data);
|
|
let parser = new _xml_parser.SimpleXMLParser();
|
|
const xmlDocument = parser.parseFromString(data);
|
|
this._metadata = Object.create(null);
|
|
|
|
if (xmlDocument) {
|
|
this._parse(xmlDocument);
|
|
}
|
|
}
|
|
|
|
_repair(data) {
|
|
return data.replace(/^([^<]+)/, '').replace(/>\\376\\377([^<]+)/g, function (all, codes) {
|
|
let bytes = codes.replace(/\\([0-3])([0-7])([0-7])/g, function (code, d1, d2, d3) {
|
|
return String.fromCharCode(d1 * 64 + d2 * 8 + d3 * 1);
|
|
}).replace(/&(amp|apos|gt|lt|quot);/g, function (str, name) {
|
|
switch (name) {
|
|
case 'amp':
|
|
return '&';
|
|
|
|
case 'apos':
|
|
return '\'';
|
|
|
|
case 'gt':
|
|
return '>';
|
|
|
|
case 'lt':
|
|
return '<';
|
|
|
|
case 'quot':
|
|
return '\"';
|
|
}
|
|
|
|
throw new Error(`_repair: ${name} isn't defined.`);
|
|
});
|
|
let chars = '';
|
|
|
|
for (let i = 0, ii = bytes.length; i < ii; i += 2) {
|
|
let code = bytes.charCodeAt(i) * 256 + bytes.charCodeAt(i + 1);
|
|
|
|
if (code >= 32 && code < 127 && code !== 60 && code !== 62 && code !== 38) {
|
|
chars += String.fromCharCode(code);
|
|
} else {
|
|
chars += '&#x' + (0x10000 + code).toString(16).substring(1) + ';';
|
|
}
|
|
}
|
|
|
|
return '>' + chars;
|
|
});
|
|
}
|
|
|
|
_parse(xmlDocument) {
|
|
let rdf = xmlDocument.documentElement;
|
|
|
|
if (rdf.nodeName.toLowerCase() !== 'rdf:rdf') {
|
|
rdf = rdf.firstChild;
|
|
|
|
while (rdf && rdf.nodeName.toLowerCase() !== 'rdf:rdf') {
|
|
rdf = rdf.nextSibling;
|
|
}
|
|
}
|
|
|
|
let nodeName = rdf ? rdf.nodeName.toLowerCase() : null;
|
|
|
|
if (!rdf || nodeName !== 'rdf:rdf' || !rdf.hasChildNodes()) {
|
|
return;
|
|
}
|
|
|
|
let children = rdf.childNodes;
|
|
|
|
for (let i = 0, ii = children.length; i < ii; i++) {
|
|
let desc = children[i];
|
|
|
|
if (desc.nodeName.toLowerCase() !== 'rdf:description') {
|
|
continue;
|
|
}
|
|
|
|
for (let j = 0, jj = desc.childNodes.length; j < jj; j++) {
|
|
if (desc.childNodes[j].nodeName.toLowerCase() !== '#text') {
|
|
let entry = desc.childNodes[j];
|
|
let name = entry.nodeName.toLowerCase();
|
|
this._metadata[name] = entry.textContent.trim();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
get(name) {
|
|
const data = this._metadata[name];
|
|
return typeof data !== 'undefined' ? data : null;
|
|
}
|
|
|
|
getAll() {
|
|
return this._metadata;
|
|
}
|
|
|
|
has(name) {
|
|
return typeof this._metadata[name] !== 'undefined';
|
|
}
|
|
|
|
}
|
|
|
|
exports.Metadata = Metadata;
|
|
|
|
/***/ }),
|
|
/* 181 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.SimpleXMLParser = void 0;
|
|
const XMLParserErrorCode = {
|
|
NoError: 0,
|
|
EndOfDocument: -1,
|
|
UnterminatedCdat: -2,
|
|
UnterminatedXmlDeclaration: -3,
|
|
UnterminatedDoctypeDeclaration: -4,
|
|
UnterminatedComment: -5,
|
|
MalformedElement: -6,
|
|
OutOfMemory: -7,
|
|
UnterminatedAttributeValue: -8,
|
|
UnterminatedElement: -9,
|
|
ElementNeverBegun: -10
|
|
};
|
|
|
|
function isWhitespace(s, index) {
|
|
const ch = s[index];
|
|
return ch === ' ' || ch === '\n' || ch === '\r' || ch === '\t';
|
|
}
|
|
|
|
function isWhitespaceString(s) {
|
|
for (let i = 0, ii = s.length; i < ii; i++) {
|
|
if (!isWhitespace(s, i)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
class XMLParserBase {
|
|
_resolveEntities(s) {
|
|
return s.replace(/&([^;]+);/g, (all, entity) => {
|
|
if (entity.substring(0, 2) === '#x') {
|
|
return String.fromCharCode(parseInt(entity.substring(2), 16));
|
|
} else if (entity.substring(0, 1) === '#') {
|
|
return String.fromCharCode(parseInt(entity.substring(1), 10));
|
|
}
|
|
|
|
switch (entity) {
|
|
case 'lt':
|
|
return '<';
|
|
|
|
case 'gt':
|
|
return '>';
|
|
|
|
case 'amp':
|
|
return '&';
|
|
|
|
case 'quot':
|
|
return '\"';
|
|
}
|
|
|
|
return this.onResolveEntity(entity);
|
|
});
|
|
}
|
|
|
|
_parseContent(s, start) {
|
|
let pos = start,
|
|
name,
|
|
attributes = [];
|
|
|
|
function skipWs() {
|
|
while (pos < s.length && isWhitespace(s, pos)) {
|
|
++pos;
|
|
}
|
|
}
|
|
|
|
while (pos < s.length && !isWhitespace(s, pos) && s[pos] !== '>' && s[pos] !== '/') {
|
|
++pos;
|
|
}
|
|
|
|
name = s.substring(start, pos);
|
|
skipWs();
|
|
|
|
while (pos < s.length && s[pos] !== '>' && s[pos] !== '/' && s[pos] !== '?') {
|
|
skipWs();
|
|
let attrName = '',
|
|
attrValue = '';
|
|
|
|
while (pos < s.length && !isWhitespace(s, pos) && s[pos] !== '=') {
|
|
attrName += s[pos];
|
|
++pos;
|
|
}
|
|
|
|
skipWs();
|
|
|
|
if (s[pos] !== '=') {
|
|
return null;
|
|
}
|
|
|
|
++pos;
|
|
skipWs();
|
|
const attrEndChar = s[pos];
|
|
|
|
if (attrEndChar !== '\"' && attrEndChar !== '\'') {
|
|
return null;
|
|
}
|
|
|
|
const attrEndIndex = s.indexOf(attrEndChar, ++pos);
|
|
|
|
if (attrEndIndex < 0) {
|
|
return null;
|
|
}
|
|
|
|
attrValue = s.substring(pos, attrEndIndex);
|
|
attributes.push({
|
|
name: attrName,
|
|
value: this._resolveEntities(attrValue)
|
|
});
|
|
pos = attrEndIndex + 1;
|
|
skipWs();
|
|
}
|
|
|
|
return {
|
|
name,
|
|
attributes,
|
|
parsed: pos - start
|
|
};
|
|
}
|
|
|
|
_parseProcessingInstruction(s, start) {
|
|
let pos = start,
|
|
name,
|
|
value;
|
|
|
|
function skipWs() {
|
|
while (pos < s.length && isWhitespace(s, pos)) {
|
|
++pos;
|
|
}
|
|
}
|
|
|
|
while (pos < s.length && !isWhitespace(s, pos) && s[pos] !== '>' && s[pos] !== '/') {
|
|
++pos;
|
|
}
|
|
|
|
name = s.substring(start, pos);
|
|
skipWs();
|
|
const attrStart = pos;
|
|
|
|
while (pos < s.length && (s[pos] !== '?' || s[pos + 1] !== '>')) {
|
|
++pos;
|
|
}
|
|
|
|
value = s.substring(attrStart, pos);
|
|
return {
|
|
name,
|
|
value,
|
|
parsed: pos - start
|
|
};
|
|
}
|
|
|
|
parseXml(s) {
|
|
let i = 0;
|
|
|
|
while (i < s.length) {
|
|
const ch = s[i];
|
|
let j = i;
|
|
|
|
if (ch === '<') {
|
|
++j;
|
|
const ch2 = s[j];
|
|
let q;
|
|
|
|
switch (ch2) {
|
|
case '/':
|
|
++j;
|
|
q = s.indexOf('>', j);
|
|
|
|
if (q < 0) {
|
|
this.onError(XMLParserErrorCode.UnterminatedElement);
|
|
return;
|
|
}
|
|
|
|
this.onEndElement(s.substring(j, q));
|
|
j = q + 1;
|
|
break;
|
|
|
|
case '?':
|
|
++j;
|
|
|
|
const pi = this._parseProcessingInstruction(s, j);
|
|
|
|
if (s.substring(j + pi.parsed, j + pi.parsed + 2) !== '?>') {
|
|
this.onError(XMLParserErrorCode.UnterminatedXmlDeclaration);
|
|
return;
|
|
}
|
|
|
|
this.onPi(pi.name, pi.value);
|
|
j += pi.parsed + 2;
|
|
break;
|
|
|
|
case '!':
|
|
if (s.substring(j + 1, j + 3) === '--') {
|
|
q = s.indexOf('-->', j + 3);
|
|
|
|
if (q < 0) {
|
|
this.onError(XMLParserErrorCode.UnterminatedComment);
|
|
return;
|
|
}
|
|
|
|
this.onComment(s.substring(j + 3, q));
|
|
j = q + 3;
|
|
} else if (s.substring(j + 1, j + 8) === '[CDATA[') {
|
|
q = s.indexOf(']]>', j + 8);
|
|
|
|
if (q < 0) {
|
|
this.onError(XMLParserErrorCode.UnterminatedCdat);
|
|
return;
|
|
}
|
|
|
|
this.onCdata(s.substring(j + 8, q));
|
|
j = q + 3;
|
|
} else if (s.substring(j + 1, j + 8) === 'DOCTYPE') {
|
|
const q2 = s.indexOf('[', j + 8);
|
|
let complexDoctype = false;
|
|
q = s.indexOf('>', j + 8);
|
|
|
|
if (q < 0) {
|
|
this.onError(XMLParserErrorCode.UnterminatedDoctypeDeclaration);
|
|
return;
|
|
}
|
|
|
|
if (q2 > 0 && q > q2) {
|
|
q = s.indexOf(']>', j + 8);
|
|
|
|
if (q < 0) {
|
|
this.onError(XMLParserErrorCode.UnterminatedDoctypeDeclaration);
|
|
return;
|
|
}
|
|
|
|
complexDoctype = true;
|
|
}
|
|
|
|
const doctypeContent = s.substring(j + 8, q + (complexDoctype ? 1 : 0));
|
|
this.onDoctype(doctypeContent);
|
|
j = q + (complexDoctype ? 2 : 1);
|
|
} else {
|
|
this.onError(XMLParserErrorCode.MalformedElement);
|
|
return;
|
|
}
|
|
|
|
break;
|
|
|
|
default:
|
|
const content = this._parseContent(s, j);
|
|
|
|
if (content === null) {
|
|
this.onError(XMLParserErrorCode.MalformedElement);
|
|
return;
|
|
}
|
|
|
|
let isClosed = false;
|
|
|
|
if (s.substring(j + content.parsed, j + content.parsed + 2) === '/>') {
|
|
isClosed = true;
|
|
} else if (s.substring(j + content.parsed, j + content.parsed + 1) !== '>') {
|
|
this.onError(XMLParserErrorCode.UnterminatedElement);
|
|
return;
|
|
}
|
|
|
|
this.onBeginElement(content.name, content.attributes, isClosed);
|
|
j += content.parsed + (isClosed ? 2 : 1);
|
|
break;
|
|
}
|
|
} else {
|
|
while (j < s.length && s[j] !== '<') {
|
|
j++;
|
|
}
|
|
|
|
const text = s.substring(i, j);
|
|
this.onText(this._resolveEntities(text));
|
|
}
|
|
|
|
i = j;
|
|
}
|
|
}
|
|
|
|
onResolveEntity(name) {
|
|
return `&${name};`;
|
|
}
|
|
|
|
onPi(name, value) {}
|
|
|
|
onComment(text) {}
|
|
|
|
onCdata(text) {}
|
|
|
|
onDoctype(doctypeContent) {}
|
|
|
|
onText(text) {}
|
|
|
|
onBeginElement(name, attributes, isEmpty) {}
|
|
|
|
onEndElement(name) {}
|
|
|
|
onError(code) {}
|
|
|
|
}
|
|
|
|
class SimpleDOMNode {
|
|
constructor(nodeName, nodeValue) {
|
|
this.nodeName = nodeName;
|
|
this.nodeValue = nodeValue;
|
|
Object.defineProperty(this, 'parentNode', {
|
|
value: null,
|
|
writable: true
|
|
});
|
|
}
|
|
|
|
get firstChild() {
|
|
return this.childNodes && this.childNodes[0];
|
|
}
|
|
|
|
get nextSibling() {
|
|
const childNodes = this.parentNode.childNodes;
|
|
|
|
if (!childNodes) {
|
|
return undefined;
|
|
}
|
|
|
|
const index = childNodes.indexOf(this);
|
|
|
|
if (index === -1) {
|
|
return undefined;
|
|
}
|
|
|
|
return childNodes[index + 1];
|
|
}
|
|
|
|
get textContent() {
|
|
if (!this.childNodes) {
|
|
return this.nodeValue || '';
|
|
}
|
|
|
|
return this.childNodes.map(function (child) {
|
|
return child.textContent;
|
|
}).join('');
|
|
}
|
|
|
|
hasChildNodes() {
|
|
return this.childNodes && this.childNodes.length > 0;
|
|
}
|
|
|
|
}
|
|
|
|
class SimpleXMLParser extends XMLParserBase {
|
|
constructor() {
|
|
super();
|
|
this._currentFragment = null;
|
|
this._stack = null;
|
|
this._errorCode = XMLParserErrorCode.NoError;
|
|
}
|
|
|
|
parseFromString(data) {
|
|
this._currentFragment = [];
|
|
this._stack = [];
|
|
this._errorCode = XMLParserErrorCode.NoError;
|
|
this.parseXml(data);
|
|
|
|
if (this._errorCode !== XMLParserErrorCode.NoError) {
|
|
return undefined;
|
|
}
|
|
|
|
const [documentElement] = this._currentFragment;
|
|
|
|
if (!documentElement) {
|
|
return undefined;
|
|
}
|
|
|
|
return {
|
|
documentElement
|
|
};
|
|
}
|
|
|
|
onResolveEntity(name) {
|
|
switch (name) {
|
|
case 'apos':
|
|
return '\'';
|
|
}
|
|
|
|
return super.onResolveEntity(name);
|
|
}
|
|
|
|
onText(text) {
|
|
if (isWhitespaceString(text)) {
|
|
return;
|
|
}
|
|
|
|
const node = new SimpleDOMNode('#text', text);
|
|
|
|
this._currentFragment.push(node);
|
|
}
|
|
|
|
onCdata(text) {
|
|
const node = new SimpleDOMNode('#text', text);
|
|
|
|
this._currentFragment.push(node);
|
|
}
|
|
|
|
onBeginElement(name, attributes, isEmpty) {
|
|
const node = new SimpleDOMNode(name);
|
|
node.childNodes = [];
|
|
|
|
this._currentFragment.push(node);
|
|
|
|
if (isEmpty) {
|
|
return;
|
|
}
|
|
|
|
this._stack.push(this._currentFragment);
|
|
|
|
this._currentFragment = node.childNodes;
|
|
}
|
|
|
|
onEndElement(name) {
|
|
this._currentFragment = this._stack.pop() || [];
|
|
const lastElement = this._currentFragment[this._currentFragment.length - 1];
|
|
|
|
if (!lastElement) {
|
|
return;
|
|
}
|
|
|
|
for (let i = 0, ii = lastElement.childNodes.length; i < ii; i++) {
|
|
lastElement.childNodes[i].parentNode = lastElement;
|
|
}
|
|
}
|
|
|
|
onError(code) {
|
|
this._errorCode = code;
|
|
}
|
|
|
|
}
|
|
|
|
exports.SimpleXMLParser = SimpleXMLParser;
|
|
|
|
/***/ }),
|
|
/* 182 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.PDFDataTransportStream = void 0;
|
|
|
|
var _util = __w_pdfjs_require__(1);
|
|
|
|
class PDFDataTransportStream {
|
|
constructor(params, pdfDataRangeTransport) {
|
|
(0, _util.assert)(pdfDataRangeTransport);
|
|
this._queuedChunks = [];
|
|
this._progressiveDone = params.progressiveDone || false;
|
|
const initialData = params.initialData;
|
|
|
|
if (initialData && initialData.length > 0) {
|
|
const buffer = new Uint8Array(initialData).buffer;
|
|
|
|
this._queuedChunks.push(buffer);
|
|
}
|
|
|
|
this._pdfDataRangeTransport = pdfDataRangeTransport;
|
|
this._isStreamingSupported = !params.disableStream;
|
|
this._isRangeSupported = !params.disableRange;
|
|
this._contentLength = params.length;
|
|
this._fullRequestReader = null;
|
|
this._rangeReaders = [];
|
|
|
|
this._pdfDataRangeTransport.addRangeListener((begin, chunk) => {
|
|
this._onReceiveData({
|
|
begin,
|
|
chunk
|
|
});
|
|
});
|
|
|
|
this._pdfDataRangeTransport.addProgressListener((loaded, total) => {
|
|
this._onProgress({
|
|
loaded,
|
|
total
|
|
});
|
|
});
|
|
|
|
this._pdfDataRangeTransport.addProgressiveReadListener(chunk => {
|
|
this._onReceiveData({
|
|
chunk
|
|
});
|
|
});
|
|
|
|
this._pdfDataRangeTransport.addProgressiveDoneListener(() => {
|
|
this._onProgressiveDone();
|
|
});
|
|
|
|
this._pdfDataRangeTransport.transportReady();
|
|
}
|
|
|
|
_onReceiveData(args) {
|
|
const buffer = new Uint8Array(args.chunk).buffer;
|
|
|
|
if (args.begin === undefined) {
|
|
if (this._fullRequestReader) {
|
|
this._fullRequestReader._enqueue(buffer);
|
|
} else {
|
|
this._queuedChunks.push(buffer);
|
|
}
|
|
} else {
|
|
const found = this._rangeReaders.some(function (rangeReader) {
|
|
if (rangeReader._begin !== args.begin) {
|
|
return false;
|
|
}
|
|
|
|
rangeReader._enqueue(buffer);
|
|
|
|
return true;
|
|
});
|
|
|
|
(0, _util.assert)(found);
|
|
}
|
|
}
|
|
|
|
get _progressiveDataLength() {
|
|
return this._fullRequestReader ? this._fullRequestReader._loaded : 0;
|
|
}
|
|
|
|
_onProgress(evt) {
|
|
if (evt.total === undefined) {
|
|
const firstReader = this._rangeReaders[0];
|
|
|
|
if (firstReader && firstReader.onProgress) {
|
|
firstReader.onProgress({
|
|
loaded: evt.loaded
|
|
});
|
|
}
|
|
} else {
|
|
const fullReader = this._fullRequestReader;
|
|
|
|
if (fullReader && fullReader.onProgress) {
|
|
fullReader.onProgress({
|
|
loaded: evt.loaded,
|
|
total: evt.total
|
|
});
|
|
}
|
|
}
|
|
}
|
|
|
|
_onProgressiveDone() {
|
|
if (this._fullRequestReader) {
|
|
this._fullRequestReader.progressiveDone();
|
|
}
|
|
|
|
this._progressiveDone = true;
|
|
}
|
|
|
|
_removeRangeReader(reader) {
|
|
const i = this._rangeReaders.indexOf(reader);
|
|
|
|
if (i >= 0) {
|
|
this._rangeReaders.splice(i, 1);
|
|
}
|
|
}
|
|
|
|
getFullReader() {
|
|
(0, _util.assert)(!this._fullRequestReader);
|
|
const queuedChunks = this._queuedChunks;
|
|
this._queuedChunks = null;
|
|
return new PDFDataTransportStreamReader(this, queuedChunks, this._progressiveDone);
|
|
}
|
|
|
|
getRangeReader(begin, end) {
|
|
if (end <= this._progressiveDataLength) {
|
|
return null;
|
|
}
|
|
|
|
const reader = new PDFDataTransportStreamRangeReader(this, begin, end);
|
|
|
|
this._pdfDataRangeTransport.requestDataRange(begin, end);
|
|
|
|
this._rangeReaders.push(reader);
|
|
|
|
return reader;
|
|
}
|
|
|
|
cancelAllRequests(reason) {
|
|
if (this._fullRequestReader) {
|
|
this._fullRequestReader.cancel(reason);
|
|
}
|
|
|
|
const readers = this._rangeReaders.slice(0);
|
|
|
|
readers.forEach(function (rangeReader) {
|
|
rangeReader.cancel(reason);
|
|
});
|
|
|
|
this._pdfDataRangeTransport.abort();
|
|
}
|
|
|
|
}
|
|
|
|
exports.PDFDataTransportStream = PDFDataTransportStream;
|
|
|
|
class PDFDataTransportStreamReader {
|
|
constructor(stream, queuedChunks, progressiveDone = false) {
|
|
this._stream = stream;
|
|
this._done = progressiveDone || false;
|
|
this._filename = null;
|
|
this._queuedChunks = queuedChunks || [];
|
|
this._loaded = 0;
|
|
|
|
for (const chunk of this._queuedChunks) {
|
|
this._loaded += chunk.byteLength;
|
|
}
|
|
|
|
this._requests = [];
|
|
this._headersReady = Promise.resolve();
|
|
stream._fullRequestReader = this;
|
|
this.onProgress = null;
|
|
}
|
|
|
|
_enqueue(chunk) {
|
|
if (this._done) {
|
|
return;
|
|
}
|
|
|
|
if (this._requests.length > 0) {
|
|
const requestCapability = this._requests.shift();
|
|
|
|
requestCapability.resolve({
|
|
value: chunk,
|
|
done: false
|
|
});
|
|
} else {
|
|
this._queuedChunks.push(chunk);
|
|
}
|
|
|
|
this._loaded += chunk.byteLength;
|
|
}
|
|
|
|
get headersReady() {
|
|
return this._headersReady;
|
|
}
|
|
|
|
get filename() {
|
|
return this._filename;
|
|
}
|
|
|
|
get isRangeSupported() {
|
|
return this._stream._isRangeSupported;
|
|
}
|
|
|
|
get isStreamingSupported() {
|
|
return this._stream._isStreamingSupported;
|
|
}
|
|
|
|
get contentLength() {
|
|
return this._stream._contentLength;
|
|
}
|
|
|
|
async read() {
|
|
if (this._queuedChunks.length > 0) {
|
|
const chunk = this._queuedChunks.shift();
|
|
|
|
return {
|
|
value: chunk,
|
|
done: false
|
|
};
|
|
}
|
|
|
|
if (this._done) {
|
|
return {
|
|
value: undefined,
|
|
done: true
|
|
};
|
|
}
|
|
|
|
const requestCapability = (0, _util.createPromiseCapability)();
|
|
|
|
this._requests.push(requestCapability);
|
|
|
|
return requestCapability.promise;
|
|
}
|
|
|
|
cancel(reason) {
|
|
this._done = true;
|
|
|
|
this._requests.forEach(function (requestCapability) {
|
|
requestCapability.resolve({
|
|
value: undefined,
|
|
done: true
|
|
});
|
|
});
|
|
|
|
this._requests = [];
|
|
}
|
|
|
|
progressiveDone() {
|
|
if (this._done) {
|
|
return;
|
|
}
|
|
|
|
this._done = true;
|
|
}
|
|
|
|
}
|
|
|
|
class PDFDataTransportStreamRangeReader {
|
|
constructor(stream, begin, end) {
|
|
this._stream = stream;
|
|
this._begin = begin;
|
|
this._end = end;
|
|
this._queuedChunk = null;
|
|
this._requests = [];
|
|
this._done = false;
|
|
this.onProgress = null;
|
|
}
|
|
|
|
_enqueue(chunk) {
|
|
if (this._done) {
|
|
return;
|
|
}
|
|
|
|
if (this._requests.length === 0) {
|
|
this._queuedChunk = chunk;
|
|
} else {
|
|
const requestsCapability = this._requests.shift();
|
|
|
|
requestsCapability.resolve({
|
|
value: chunk,
|
|
done: false
|
|
});
|
|
|
|
this._requests.forEach(function (requestCapability) {
|
|
requestCapability.resolve({
|
|
value: undefined,
|
|
done: true
|
|
});
|
|
});
|
|
|
|
this._requests = [];
|
|
}
|
|
|
|
this._done = true;
|
|
|
|
this._stream._removeRangeReader(this);
|
|
}
|
|
|
|
get isStreamingSupported() {
|
|
return false;
|
|
}
|
|
|
|
async read() {
|
|
if (this._queuedChunk) {
|
|
const chunk = this._queuedChunk;
|
|
this._queuedChunk = null;
|
|
return {
|
|
value: chunk,
|
|
done: false
|
|
};
|
|
}
|
|
|
|
if (this._done) {
|
|
return {
|
|
value: undefined,
|
|
done: true
|
|
};
|
|
}
|
|
|
|
const requestCapability = (0, _util.createPromiseCapability)();
|
|
|
|
this._requests.push(requestCapability);
|
|
|
|
return requestCapability.promise;
|
|
}
|
|
|
|
cancel(reason) {
|
|
this._done = true;
|
|
|
|
this._requests.forEach(function (requestCapability) {
|
|
requestCapability.resolve({
|
|
value: undefined,
|
|
done: true
|
|
});
|
|
});
|
|
|
|
this._requests = [];
|
|
|
|
this._stream._removeRangeReader(this);
|
|
}
|
|
|
|
}
|
|
|
|
/***/ }),
|
|
/* 183 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.WebGLContext = void 0;
|
|
|
|
var _util = __w_pdfjs_require__(1);
|
|
|
|
class WebGLContext {
|
|
constructor({
|
|
enable = false
|
|
}) {
|
|
this._enabled = enable === true;
|
|
}
|
|
|
|
get isEnabled() {
|
|
let enabled = this._enabled;
|
|
|
|
if (enabled) {
|
|
enabled = WebGLUtils.tryInitGL();
|
|
}
|
|
|
|
return (0, _util.shadow)(this, 'isEnabled', enabled);
|
|
}
|
|
|
|
composeSMask({
|
|
layer,
|
|
mask,
|
|
properties
|
|
}) {
|
|
return WebGLUtils.composeSMask(layer, mask, properties);
|
|
}
|
|
|
|
drawFigures({
|
|
width,
|
|
height,
|
|
backgroundColor,
|
|
figures,
|
|
context
|
|
}) {
|
|
return WebGLUtils.drawFigures(width, height, backgroundColor, figures, context);
|
|
}
|
|
|
|
clear() {
|
|
WebGLUtils.cleanup();
|
|
}
|
|
|
|
}
|
|
|
|
exports.WebGLContext = WebGLContext;
|
|
|
|
var WebGLUtils = function WebGLUtilsClosure() {
|
|
function loadShader(gl, code, shaderType) {
|
|
var shader = gl.createShader(shaderType);
|
|
gl.shaderSource(shader, code);
|
|
gl.compileShader(shader);
|
|
var compiled = gl.getShaderParameter(shader, gl.COMPILE_STATUS);
|
|
|
|
if (!compiled) {
|
|
var errorMsg = gl.getShaderInfoLog(shader);
|
|
throw new Error('Error during shader compilation: ' + errorMsg);
|
|
}
|
|
|
|
return shader;
|
|
}
|
|
|
|
function createVertexShader(gl, code) {
|
|
return loadShader(gl, code, gl.VERTEX_SHADER);
|
|
}
|
|
|
|
function createFragmentShader(gl, code) {
|
|
return loadShader(gl, code, gl.FRAGMENT_SHADER);
|
|
}
|
|
|
|
function createProgram(gl, shaders) {
|
|
var program = gl.createProgram();
|
|
|
|
for (var i = 0, ii = shaders.length; i < ii; ++i) {
|
|
gl.attachShader(program, shaders[i]);
|
|
}
|
|
|
|
gl.linkProgram(program);
|
|
var linked = gl.getProgramParameter(program, gl.LINK_STATUS);
|
|
|
|
if (!linked) {
|
|
var errorMsg = gl.getProgramInfoLog(program);
|
|
throw new Error('Error during program linking: ' + errorMsg);
|
|
}
|
|
|
|
return program;
|
|
}
|
|
|
|
function createTexture(gl, image, textureId) {
|
|
gl.activeTexture(textureId);
|
|
var texture = gl.createTexture();
|
|
gl.bindTexture(gl.TEXTURE_2D, texture);
|
|
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
|
|
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
|
|
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST);
|
|
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST);
|
|
gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, image);
|
|
return texture;
|
|
}
|
|
|
|
var currentGL, currentCanvas;
|
|
|
|
function generateGL() {
|
|
if (currentGL) {
|
|
return;
|
|
}
|
|
|
|
currentCanvas = document.createElement('canvas');
|
|
currentGL = currentCanvas.getContext('webgl', {
|
|
premultipliedalpha: false
|
|
});
|
|
}
|
|
|
|
var smaskVertexShaderCode = '\
|
|
attribute vec2 a_position; \
|
|
attribute vec2 a_texCoord; \
|
|
\
|
|
uniform vec2 u_resolution; \
|
|
\
|
|
varying vec2 v_texCoord; \
|
|
\
|
|
void main() { \
|
|
vec2 clipSpace = (a_position / u_resolution) * 2.0 - 1.0; \
|
|
gl_Position = vec4(clipSpace * vec2(1, -1), 0, 1); \
|
|
\
|
|
v_texCoord = a_texCoord; \
|
|
} ';
|
|
var smaskFragmentShaderCode = '\
|
|
precision mediump float; \
|
|
\
|
|
uniform vec4 u_backdrop; \
|
|
uniform int u_subtype; \
|
|
uniform sampler2D u_image; \
|
|
uniform sampler2D u_mask; \
|
|
\
|
|
varying vec2 v_texCoord; \
|
|
\
|
|
void main() { \
|
|
vec4 imageColor = texture2D(u_image, v_texCoord); \
|
|
vec4 maskColor = texture2D(u_mask, v_texCoord); \
|
|
if (u_backdrop.a > 0.0) { \
|
|
maskColor.rgb = maskColor.rgb * maskColor.a + \
|
|
u_backdrop.rgb * (1.0 - maskColor.a); \
|
|
} \
|
|
float lum; \
|
|
if (u_subtype == 0) { \
|
|
lum = maskColor.a; \
|
|
} else { \
|
|
lum = maskColor.r * 0.3 + maskColor.g * 0.59 + \
|
|
maskColor.b * 0.11; \
|
|
} \
|
|
imageColor.a *= lum; \
|
|
imageColor.rgb *= imageColor.a; \
|
|
gl_FragColor = imageColor; \
|
|
} ';
|
|
var smaskCache = null;
|
|
|
|
function initSmaskGL() {
|
|
var canvas, gl;
|
|
generateGL();
|
|
canvas = currentCanvas;
|
|
currentCanvas = null;
|
|
gl = currentGL;
|
|
currentGL = null;
|
|
var vertexShader = createVertexShader(gl, smaskVertexShaderCode);
|
|
var fragmentShader = createFragmentShader(gl, smaskFragmentShaderCode);
|
|
var program = createProgram(gl, [vertexShader, fragmentShader]);
|
|
gl.useProgram(program);
|
|
var cache = {};
|
|
cache.gl = gl;
|
|
cache.canvas = canvas;
|
|
cache.resolutionLocation = gl.getUniformLocation(program, 'u_resolution');
|
|
cache.positionLocation = gl.getAttribLocation(program, 'a_position');
|
|
cache.backdropLocation = gl.getUniformLocation(program, 'u_backdrop');
|
|
cache.subtypeLocation = gl.getUniformLocation(program, 'u_subtype');
|
|
var texCoordLocation = gl.getAttribLocation(program, 'a_texCoord');
|
|
var texLayerLocation = gl.getUniformLocation(program, 'u_image');
|
|
var texMaskLocation = gl.getUniformLocation(program, 'u_mask');
|
|
var texCoordBuffer = gl.createBuffer();
|
|
gl.bindBuffer(gl.ARRAY_BUFFER, texCoordBuffer);
|
|
gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([0.0, 0.0, 1.0, 0.0, 0.0, 1.0, 0.0, 1.0, 1.0, 0.0, 1.0, 1.0]), gl.STATIC_DRAW);
|
|
gl.enableVertexAttribArray(texCoordLocation);
|
|
gl.vertexAttribPointer(texCoordLocation, 2, gl.FLOAT, false, 0, 0);
|
|
gl.uniform1i(texLayerLocation, 0);
|
|
gl.uniform1i(texMaskLocation, 1);
|
|
smaskCache = cache;
|
|
}
|
|
|
|
function composeSMask(layer, mask, properties) {
|
|
var width = layer.width,
|
|
height = layer.height;
|
|
|
|
if (!smaskCache) {
|
|
initSmaskGL();
|
|
}
|
|
|
|
var cache = smaskCache,
|
|
canvas = cache.canvas,
|
|
gl = cache.gl;
|
|
canvas.width = width;
|
|
canvas.height = height;
|
|
gl.viewport(0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight);
|
|
gl.uniform2f(cache.resolutionLocation, width, height);
|
|
|
|
if (properties.backdrop) {
|
|
gl.uniform4f(cache.resolutionLocation, properties.backdrop[0], properties.backdrop[1], properties.backdrop[2], 1);
|
|
} else {
|
|
gl.uniform4f(cache.resolutionLocation, 0, 0, 0, 0);
|
|
}
|
|
|
|
gl.uniform1i(cache.subtypeLocation, properties.subtype === 'Luminosity' ? 1 : 0);
|
|
var texture = createTexture(gl, layer, gl.TEXTURE0);
|
|
var maskTexture = createTexture(gl, mask, gl.TEXTURE1);
|
|
var buffer = gl.createBuffer();
|
|
gl.bindBuffer(gl.ARRAY_BUFFER, buffer);
|
|
gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([0, 0, width, 0, 0, height, 0, height, width, 0, width, height]), gl.STATIC_DRAW);
|
|
gl.enableVertexAttribArray(cache.positionLocation);
|
|
gl.vertexAttribPointer(cache.positionLocation, 2, gl.FLOAT, false, 0, 0);
|
|
gl.clearColor(0, 0, 0, 0);
|
|
gl.enable(gl.BLEND);
|
|
gl.blendFunc(gl.ONE, gl.ONE_MINUS_SRC_ALPHA);
|
|
gl.clear(gl.COLOR_BUFFER_BIT);
|
|
gl.drawArrays(gl.TRIANGLES, 0, 6);
|
|
gl.flush();
|
|
gl.deleteTexture(texture);
|
|
gl.deleteTexture(maskTexture);
|
|
gl.deleteBuffer(buffer);
|
|
return canvas;
|
|
}
|
|
|
|
var figuresVertexShaderCode = '\
|
|
attribute vec2 a_position; \
|
|
attribute vec3 a_color; \
|
|
\
|
|
uniform vec2 u_resolution; \
|
|
uniform vec2 u_scale; \
|
|
uniform vec2 u_offset; \
|
|
\
|
|
varying vec4 v_color; \
|
|
\
|
|
void main() { \
|
|
vec2 position = (a_position + u_offset) * u_scale; \
|
|
vec2 clipSpace = (position / u_resolution) * 2.0 - 1.0; \
|
|
gl_Position = vec4(clipSpace * vec2(1, -1), 0, 1); \
|
|
\
|
|
v_color = vec4(a_color / 255.0, 1.0); \
|
|
} ';
|
|
var figuresFragmentShaderCode = '\
|
|
precision mediump float; \
|
|
\
|
|
varying vec4 v_color; \
|
|
\
|
|
void main() { \
|
|
gl_FragColor = v_color; \
|
|
} ';
|
|
var figuresCache = null;
|
|
|
|
function initFiguresGL() {
|
|
var canvas, gl;
|
|
generateGL();
|
|
canvas = currentCanvas;
|
|
currentCanvas = null;
|
|
gl = currentGL;
|
|
currentGL = null;
|
|
var vertexShader = createVertexShader(gl, figuresVertexShaderCode);
|
|
var fragmentShader = createFragmentShader(gl, figuresFragmentShaderCode);
|
|
var program = createProgram(gl, [vertexShader, fragmentShader]);
|
|
gl.useProgram(program);
|
|
var cache = {};
|
|
cache.gl = gl;
|
|
cache.canvas = canvas;
|
|
cache.resolutionLocation = gl.getUniformLocation(program, 'u_resolution');
|
|
cache.scaleLocation = gl.getUniformLocation(program, 'u_scale');
|
|
cache.offsetLocation = gl.getUniformLocation(program, 'u_offset');
|
|
cache.positionLocation = gl.getAttribLocation(program, 'a_position');
|
|
cache.colorLocation = gl.getAttribLocation(program, 'a_color');
|
|
figuresCache = cache;
|
|
}
|
|
|
|
function drawFigures(width, height, backgroundColor, figures, context) {
|
|
if (!figuresCache) {
|
|
initFiguresGL();
|
|
}
|
|
|
|
var cache = figuresCache,
|
|
canvas = cache.canvas,
|
|
gl = cache.gl;
|
|
canvas.width = width;
|
|
canvas.height = height;
|
|
gl.viewport(0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight);
|
|
gl.uniform2f(cache.resolutionLocation, width, height);
|
|
var count = 0;
|
|
var i, ii, rows;
|
|
|
|
for (i = 0, ii = figures.length; i < ii; i++) {
|
|
switch (figures[i].type) {
|
|
case 'lattice':
|
|
rows = figures[i].coords.length / figures[i].verticesPerRow | 0;
|
|
count += (rows - 1) * (figures[i].verticesPerRow - 1) * 6;
|
|
break;
|
|
|
|
case 'triangles':
|
|
count += figures[i].coords.length;
|
|
break;
|
|
}
|
|
}
|
|
|
|
var coords = new Float32Array(count * 2);
|
|
var colors = new Uint8Array(count * 3);
|
|
var coordsMap = context.coords,
|
|
colorsMap = context.colors;
|
|
var pIndex = 0,
|
|
cIndex = 0;
|
|
|
|
for (i = 0, ii = figures.length; i < ii; i++) {
|
|
var figure = figures[i],
|
|
ps = figure.coords,
|
|
cs = figure.colors;
|
|
|
|
switch (figure.type) {
|
|
case 'lattice':
|
|
var cols = figure.verticesPerRow;
|
|
rows = ps.length / cols | 0;
|
|
|
|
for (var row = 1; row < rows; row++) {
|
|
var offset = row * cols + 1;
|
|
|
|
for (var col = 1; col < cols; col++, offset++) {
|
|
coords[pIndex] = coordsMap[ps[offset - cols - 1]];
|
|
coords[pIndex + 1] = coordsMap[ps[offset - cols - 1] + 1];
|
|
coords[pIndex + 2] = coordsMap[ps[offset - cols]];
|
|
coords[pIndex + 3] = coordsMap[ps[offset - cols] + 1];
|
|
coords[pIndex + 4] = coordsMap[ps[offset - 1]];
|
|
coords[pIndex + 5] = coordsMap[ps[offset - 1] + 1];
|
|
colors[cIndex] = colorsMap[cs[offset - cols - 1]];
|
|
colors[cIndex + 1] = colorsMap[cs[offset - cols - 1] + 1];
|
|
colors[cIndex + 2] = colorsMap[cs[offset - cols - 1] + 2];
|
|
colors[cIndex + 3] = colorsMap[cs[offset - cols]];
|
|
colors[cIndex + 4] = colorsMap[cs[offset - cols] + 1];
|
|
colors[cIndex + 5] = colorsMap[cs[offset - cols] + 2];
|
|
colors[cIndex + 6] = colorsMap[cs[offset - 1]];
|
|
colors[cIndex + 7] = colorsMap[cs[offset - 1] + 1];
|
|
colors[cIndex + 8] = colorsMap[cs[offset - 1] + 2];
|
|
coords[pIndex + 6] = coords[pIndex + 2];
|
|
coords[pIndex + 7] = coords[pIndex + 3];
|
|
coords[pIndex + 8] = coords[pIndex + 4];
|
|
coords[pIndex + 9] = coords[pIndex + 5];
|
|
coords[pIndex + 10] = coordsMap[ps[offset]];
|
|
coords[pIndex + 11] = coordsMap[ps[offset] + 1];
|
|
colors[cIndex + 9] = colors[cIndex + 3];
|
|
colors[cIndex + 10] = colors[cIndex + 4];
|
|
colors[cIndex + 11] = colors[cIndex + 5];
|
|
colors[cIndex + 12] = colors[cIndex + 6];
|
|
colors[cIndex + 13] = colors[cIndex + 7];
|
|
colors[cIndex + 14] = colors[cIndex + 8];
|
|
colors[cIndex + 15] = colorsMap[cs[offset]];
|
|
colors[cIndex + 16] = colorsMap[cs[offset] + 1];
|
|
colors[cIndex + 17] = colorsMap[cs[offset] + 2];
|
|
pIndex += 12;
|
|
cIndex += 18;
|
|
}
|
|
}
|
|
|
|
break;
|
|
|
|
case 'triangles':
|
|
for (var j = 0, jj = ps.length; j < jj; j++) {
|
|
coords[pIndex] = coordsMap[ps[j]];
|
|
coords[pIndex + 1] = coordsMap[ps[j] + 1];
|
|
colors[cIndex] = colorsMap[cs[j]];
|
|
colors[cIndex + 1] = colorsMap[cs[j] + 1];
|
|
colors[cIndex + 2] = colorsMap[cs[j] + 2];
|
|
pIndex += 2;
|
|
cIndex += 3;
|
|
}
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (backgroundColor) {
|
|
gl.clearColor(backgroundColor[0] / 255, backgroundColor[1] / 255, backgroundColor[2] / 255, 1.0);
|
|
} else {
|
|
gl.clearColor(0, 0, 0, 0);
|
|
}
|
|
|
|
gl.clear(gl.COLOR_BUFFER_BIT);
|
|
var coordsBuffer = gl.createBuffer();
|
|
gl.bindBuffer(gl.ARRAY_BUFFER, coordsBuffer);
|
|
gl.bufferData(gl.ARRAY_BUFFER, coords, gl.STATIC_DRAW);
|
|
gl.enableVertexAttribArray(cache.positionLocation);
|
|
gl.vertexAttribPointer(cache.positionLocation, 2, gl.FLOAT, false, 0, 0);
|
|
var colorsBuffer = gl.createBuffer();
|
|
gl.bindBuffer(gl.ARRAY_BUFFER, colorsBuffer);
|
|
gl.bufferData(gl.ARRAY_BUFFER, colors, gl.STATIC_DRAW);
|
|
gl.enableVertexAttribArray(cache.colorLocation);
|
|
gl.vertexAttribPointer(cache.colorLocation, 3, gl.UNSIGNED_BYTE, false, 0, 0);
|
|
gl.uniform2f(cache.scaleLocation, context.scaleX, context.scaleY);
|
|
gl.uniform2f(cache.offsetLocation, context.offsetX, context.offsetY);
|
|
gl.drawArrays(gl.TRIANGLES, 0, count);
|
|
gl.flush();
|
|
gl.deleteBuffer(coordsBuffer);
|
|
gl.deleteBuffer(colorsBuffer);
|
|
return canvas;
|
|
}
|
|
|
|
return {
|
|
tryInitGL() {
|
|
try {
|
|
generateGL();
|
|
return !!currentGL;
|
|
} catch (ex) {}
|
|
|
|
return false;
|
|
},
|
|
|
|
composeSMask,
|
|
drawFigures,
|
|
|
|
cleanup() {
|
|
if (smaskCache && smaskCache.canvas) {
|
|
smaskCache.canvas.width = 0;
|
|
smaskCache.canvas.height = 0;
|
|
}
|
|
|
|
if (figuresCache && figuresCache.canvas) {
|
|
figuresCache.canvas.width = 0;
|
|
figuresCache.canvas.height = 0;
|
|
}
|
|
|
|
smaskCache = null;
|
|
figuresCache = null;
|
|
}
|
|
|
|
};
|
|
}();
|
|
|
|
/***/ }),
|
|
/* 184 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.renderTextLayer = void 0;
|
|
|
|
var _util = __w_pdfjs_require__(1);
|
|
|
|
var _global_scope = _interopRequireDefault(__w_pdfjs_require__(3));
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
var renderTextLayer = function renderTextLayerClosure() {
|
|
var MAX_TEXT_DIVS_TO_RENDER = 100000;
|
|
var NonWhitespaceRegexp = /\S/;
|
|
|
|
function isAllWhitespace(str) {
|
|
return !NonWhitespaceRegexp.test(str);
|
|
}
|
|
|
|
function appendText(task, geom, styles) {
|
|
var textDiv = document.createElement('span');
|
|
var textDivProperties = {
|
|
angle: 0,
|
|
canvasWidth: 0,
|
|
isWhitespace: false,
|
|
originalTransform: null,
|
|
paddingBottom: 0,
|
|
paddingLeft: 0,
|
|
paddingRight: 0,
|
|
paddingTop: 0,
|
|
scale: 1
|
|
};
|
|
|
|
task._textDivs.push(textDiv);
|
|
|
|
if (isAllWhitespace(geom.str)) {
|
|
textDivProperties.isWhitespace = true;
|
|
|
|
task._textDivProperties.set(textDiv, textDivProperties);
|
|
|
|
return;
|
|
}
|
|
|
|
var tx = _util.Util.transform(task._viewport.transform, geom.transform);
|
|
|
|
var angle = Math.atan2(tx[1], tx[0]);
|
|
var style = styles[geom.fontName];
|
|
|
|
if (style.vertical) {
|
|
angle += Math.PI / 2;
|
|
}
|
|
|
|
var fontHeight = Math.sqrt(tx[2] * tx[2] + tx[3] * tx[3]);
|
|
var fontAscent = fontHeight;
|
|
|
|
if (style.ascent) {
|
|
fontAscent = style.ascent * fontAscent;
|
|
} else if (style.descent) {
|
|
fontAscent = (1 + style.descent) * fontAscent;
|
|
}
|
|
|
|
let left, top;
|
|
|
|
if (angle === 0) {
|
|
left = tx[4];
|
|
top = tx[5] - fontAscent;
|
|
} else {
|
|
left = tx[4] + fontAscent * Math.sin(angle);
|
|
top = tx[5] - fontAscent * Math.cos(angle);
|
|
}
|
|
|
|
textDiv.style.left = `${left}px`;
|
|
textDiv.style.top = `${top}px`;
|
|
textDiv.style.fontSize = `${fontHeight}px`;
|
|
textDiv.style.fontFamily = style.fontFamily;
|
|
textDiv.textContent = geom.str;
|
|
|
|
if (task._fontInspectorEnabled) {
|
|
textDiv.dataset.fontName = geom.fontName;
|
|
}
|
|
|
|
if (angle !== 0) {
|
|
textDivProperties.angle = angle * (180 / Math.PI);
|
|
}
|
|
|
|
if (geom.str.length > 1) {
|
|
if (style.vertical) {
|
|
textDivProperties.canvasWidth = geom.height * task._viewport.scale;
|
|
} else {
|
|
textDivProperties.canvasWidth = geom.width * task._viewport.scale;
|
|
}
|
|
}
|
|
|
|
task._textDivProperties.set(textDiv, textDivProperties);
|
|
|
|
if (task._textContentStream) {
|
|
task._layoutText(textDiv);
|
|
}
|
|
|
|
if (task._enhanceTextSelection) {
|
|
var angleCos = 1,
|
|
angleSin = 0;
|
|
|
|
if (angle !== 0) {
|
|
angleCos = Math.cos(angle);
|
|
angleSin = Math.sin(angle);
|
|
}
|
|
|
|
var divWidth = (style.vertical ? geom.height : geom.width) * task._viewport.scale;
|
|
var divHeight = fontHeight;
|
|
var m, b;
|
|
|
|
if (angle !== 0) {
|
|
m = [angleCos, angleSin, -angleSin, angleCos, left, top];
|
|
b = _util.Util.getAxialAlignedBoundingBox([0, 0, divWidth, divHeight], m);
|
|
} else {
|
|
b = [left, top, left + divWidth, top + divHeight];
|
|
}
|
|
|
|
task._bounds.push({
|
|
left: b[0],
|
|
top: b[1],
|
|
right: b[2],
|
|
bottom: b[3],
|
|
div: textDiv,
|
|
size: [divWidth, divHeight],
|
|
m
|
|
});
|
|
}
|
|
}
|
|
|
|
function render(task) {
|
|
if (task._canceled) {
|
|
return;
|
|
}
|
|
|
|
var textDivs = task._textDivs;
|
|
var capability = task._capability;
|
|
var textDivsLength = textDivs.length;
|
|
|
|
if (textDivsLength > MAX_TEXT_DIVS_TO_RENDER) {
|
|
task._renderingDone = true;
|
|
capability.resolve();
|
|
return;
|
|
}
|
|
|
|
if (!task._textContentStream) {
|
|
for (var i = 0; i < textDivsLength; i++) {
|
|
task._layoutText(textDivs[i]);
|
|
}
|
|
}
|
|
|
|
task._renderingDone = true;
|
|
capability.resolve();
|
|
}
|
|
|
|
function expand(task) {
|
|
var bounds = task._bounds;
|
|
var viewport = task._viewport;
|
|
var expanded = expandBounds(viewport.width, viewport.height, bounds);
|
|
|
|
for (var i = 0; i < expanded.length; i++) {
|
|
var div = bounds[i].div;
|
|
|
|
var divProperties = task._textDivProperties.get(div);
|
|
|
|
if (divProperties.angle === 0) {
|
|
divProperties.paddingLeft = bounds[i].left - expanded[i].left;
|
|
divProperties.paddingTop = bounds[i].top - expanded[i].top;
|
|
divProperties.paddingRight = expanded[i].right - bounds[i].right;
|
|
divProperties.paddingBottom = expanded[i].bottom - bounds[i].bottom;
|
|
|
|
task._textDivProperties.set(div, divProperties);
|
|
|
|
continue;
|
|
}
|
|
|
|
var e = expanded[i],
|
|
b = bounds[i];
|
|
var m = b.m,
|
|
c = m[0],
|
|
s = m[1];
|
|
var points = [[0, 0], [0, b.size[1]], [b.size[0], 0], b.size];
|
|
var ts = new Float64Array(64);
|
|
points.forEach(function (p, i) {
|
|
var t = _util.Util.applyTransform(p, m);
|
|
|
|
ts[i + 0] = c && (e.left - t[0]) / c;
|
|
ts[i + 4] = s && (e.top - t[1]) / s;
|
|
ts[i + 8] = c && (e.right - t[0]) / c;
|
|
ts[i + 12] = s && (e.bottom - t[1]) / s;
|
|
ts[i + 16] = s && (e.left - t[0]) / -s;
|
|
ts[i + 20] = c && (e.top - t[1]) / c;
|
|
ts[i + 24] = s && (e.right - t[0]) / -s;
|
|
ts[i + 28] = c && (e.bottom - t[1]) / c;
|
|
ts[i + 32] = c && (e.left - t[0]) / -c;
|
|
ts[i + 36] = s && (e.top - t[1]) / -s;
|
|
ts[i + 40] = c && (e.right - t[0]) / -c;
|
|
ts[i + 44] = s && (e.bottom - t[1]) / -s;
|
|
ts[i + 48] = s && (e.left - t[0]) / s;
|
|
ts[i + 52] = c && (e.top - t[1]) / -c;
|
|
ts[i + 56] = s && (e.right - t[0]) / s;
|
|
ts[i + 60] = c && (e.bottom - t[1]) / -c;
|
|
});
|
|
|
|
var findPositiveMin = function (ts, offset, count) {
|
|
var result = 0;
|
|
|
|
for (var i = 0; i < count; i++) {
|
|
var t = ts[offset++];
|
|
|
|
if (t > 0) {
|
|
result = result ? Math.min(t, result) : t;
|
|
}
|
|
}
|
|
|
|
return result;
|
|
};
|
|
|
|
var boxScale = 1 + Math.min(Math.abs(c), Math.abs(s));
|
|
divProperties.paddingLeft = findPositiveMin(ts, 32, 16) / boxScale;
|
|
divProperties.paddingTop = findPositiveMin(ts, 48, 16) / boxScale;
|
|
divProperties.paddingRight = findPositiveMin(ts, 0, 16) / boxScale;
|
|
divProperties.paddingBottom = findPositiveMin(ts, 16, 16) / boxScale;
|
|
|
|
task._textDivProperties.set(div, divProperties);
|
|
}
|
|
}
|
|
|
|
function expandBounds(width, height, boxes) {
|
|
var bounds = boxes.map(function (box, i) {
|
|
return {
|
|
x1: box.left,
|
|
y1: box.top,
|
|
x2: box.right,
|
|
y2: box.bottom,
|
|
index: i,
|
|
x1New: undefined,
|
|
x2New: undefined
|
|
};
|
|
});
|
|
expandBoundsLTR(width, bounds);
|
|
var expanded = new Array(boxes.length);
|
|
bounds.forEach(function (b) {
|
|
var i = b.index;
|
|
expanded[i] = {
|
|
left: b.x1New,
|
|
top: 0,
|
|
right: b.x2New,
|
|
bottom: 0
|
|
};
|
|
});
|
|
boxes.map(function (box, i) {
|
|
var e = expanded[i],
|
|
b = bounds[i];
|
|
b.x1 = box.top;
|
|
b.y1 = width - e.right;
|
|
b.x2 = box.bottom;
|
|
b.y2 = width - e.left;
|
|
b.index = i;
|
|
b.x1New = undefined;
|
|
b.x2New = undefined;
|
|
});
|
|
expandBoundsLTR(height, bounds);
|
|
bounds.forEach(function (b) {
|
|
var i = b.index;
|
|
expanded[i].top = b.x1New;
|
|
expanded[i].bottom = b.x2New;
|
|
});
|
|
return expanded;
|
|
}
|
|
|
|
function expandBoundsLTR(width, bounds) {
|
|
bounds.sort(function (a, b) {
|
|
return a.x1 - b.x1 || a.index - b.index;
|
|
});
|
|
var fakeBoundary = {
|
|
x1: -Infinity,
|
|
y1: -Infinity,
|
|
x2: 0,
|
|
y2: Infinity,
|
|
index: -1,
|
|
x1New: 0,
|
|
x2New: 0
|
|
};
|
|
var horizon = [{
|
|
start: -Infinity,
|
|
end: Infinity,
|
|
boundary: fakeBoundary
|
|
}];
|
|
bounds.forEach(function (boundary) {
|
|
var i = 0;
|
|
|
|
while (i < horizon.length && horizon[i].end <= boundary.y1) {
|
|
i++;
|
|
}
|
|
|
|
var j = horizon.length - 1;
|
|
|
|
while (j >= 0 && horizon[j].start >= boundary.y2) {
|
|
j--;
|
|
}
|
|
|
|
var horizonPart, affectedBoundary;
|
|
var q,
|
|
k,
|
|
maxXNew = -Infinity;
|
|
|
|
for (q = i; q <= j; q++) {
|
|
horizonPart = horizon[q];
|
|
affectedBoundary = horizonPart.boundary;
|
|
var xNew;
|
|
|
|
if (affectedBoundary.x2 > boundary.x1) {
|
|
xNew = affectedBoundary.index > boundary.index ? affectedBoundary.x1New : boundary.x1;
|
|
} else if (affectedBoundary.x2New === undefined) {
|
|
xNew = (affectedBoundary.x2 + boundary.x1) / 2;
|
|
} else {
|
|
xNew = affectedBoundary.x2New;
|
|
}
|
|
|
|
if (xNew > maxXNew) {
|
|
maxXNew = xNew;
|
|
}
|
|
}
|
|
|
|
boundary.x1New = maxXNew;
|
|
|
|
for (q = i; q <= j; q++) {
|
|
horizonPart = horizon[q];
|
|
affectedBoundary = horizonPart.boundary;
|
|
|
|
if (affectedBoundary.x2New === undefined) {
|
|
if (affectedBoundary.x2 > boundary.x1) {
|
|
if (affectedBoundary.index > boundary.index) {
|
|
affectedBoundary.x2New = affectedBoundary.x2;
|
|
}
|
|
} else {
|
|
affectedBoundary.x2New = maxXNew;
|
|
}
|
|
} else if (affectedBoundary.x2New > maxXNew) {
|
|
affectedBoundary.x2New = Math.max(maxXNew, affectedBoundary.x2);
|
|
}
|
|
}
|
|
|
|
var changedHorizon = [],
|
|
lastBoundary = null;
|
|
|
|
for (q = i; q <= j; q++) {
|
|
horizonPart = horizon[q];
|
|
affectedBoundary = horizonPart.boundary;
|
|
var useBoundary = affectedBoundary.x2 > boundary.x2 ? affectedBoundary : boundary;
|
|
|
|
if (lastBoundary === useBoundary) {
|
|
changedHorizon[changedHorizon.length - 1].end = horizonPart.end;
|
|
} else {
|
|
changedHorizon.push({
|
|
start: horizonPart.start,
|
|
end: horizonPart.end,
|
|
boundary: useBoundary
|
|
});
|
|
lastBoundary = useBoundary;
|
|
}
|
|
}
|
|
|
|
if (horizon[i].start < boundary.y1) {
|
|
changedHorizon[0].start = boundary.y1;
|
|
changedHorizon.unshift({
|
|
start: horizon[i].start,
|
|
end: boundary.y1,
|
|
boundary: horizon[i].boundary
|
|
});
|
|
}
|
|
|
|
if (boundary.y2 < horizon[j].end) {
|
|
changedHorizon[changedHorizon.length - 1].end = boundary.y2;
|
|
changedHorizon.push({
|
|
start: boundary.y2,
|
|
end: horizon[j].end,
|
|
boundary: horizon[j].boundary
|
|
});
|
|
}
|
|
|
|
for (q = i; q <= j; q++) {
|
|
horizonPart = horizon[q];
|
|
affectedBoundary = horizonPart.boundary;
|
|
|
|
if (affectedBoundary.x2New !== undefined) {
|
|
continue;
|
|
}
|
|
|
|
var used = false;
|
|
|
|
for (k = i - 1; !used && k >= 0 && horizon[k].start >= affectedBoundary.y1; k--) {
|
|
used = horizon[k].boundary === affectedBoundary;
|
|
}
|
|
|
|
for (k = j + 1; !used && k < horizon.length && horizon[k].end <= affectedBoundary.y2; k++) {
|
|
used = horizon[k].boundary === affectedBoundary;
|
|
}
|
|
|
|
for (k = 0; !used && k < changedHorizon.length; k++) {
|
|
used = changedHorizon[k].boundary === affectedBoundary;
|
|
}
|
|
|
|
if (!used) {
|
|
affectedBoundary.x2New = maxXNew;
|
|
}
|
|
}
|
|
|
|
Array.prototype.splice.apply(horizon, [i, j - i + 1].concat(changedHorizon));
|
|
});
|
|
horizon.forEach(function (horizonPart) {
|
|
var affectedBoundary = horizonPart.boundary;
|
|
|
|
if (affectedBoundary.x2New === undefined) {
|
|
affectedBoundary.x2New = Math.max(width, affectedBoundary.x2);
|
|
}
|
|
});
|
|
}
|
|
|
|
function TextLayerRenderTask({
|
|
textContent,
|
|
textContentStream,
|
|
container,
|
|
viewport,
|
|
textDivs,
|
|
textContentItemsStr,
|
|
enhanceTextSelection
|
|
}) {
|
|
this._textContent = textContent;
|
|
this._textContentStream = textContentStream;
|
|
this._container = container;
|
|
this._viewport = viewport;
|
|
this._textDivs = textDivs || [];
|
|
this._textContentItemsStr = textContentItemsStr || [];
|
|
this._enhanceTextSelection = !!enhanceTextSelection;
|
|
this._fontInspectorEnabled = !!(_global_scope.default.FontInspector && _global_scope.default.FontInspector.enabled);
|
|
this._reader = null;
|
|
this._layoutTextLastFontSize = null;
|
|
this._layoutTextLastFontFamily = null;
|
|
this._layoutTextCtx = null;
|
|
this._textDivProperties = new WeakMap();
|
|
this._renderingDone = false;
|
|
this._canceled = false;
|
|
this._capability = (0, _util.createPromiseCapability)();
|
|
this._renderTimer = null;
|
|
this._bounds = [];
|
|
|
|
this._capability.promise.finally(() => {
|
|
if (this._layoutTextCtx) {
|
|
this._layoutTextCtx.canvas.width = 0;
|
|
this._layoutTextCtx.canvas.height = 0;
|
|
this._layoutTextCtx = null;
|
|
}
|
|
}).catch(() => {});
|
|
}
|
|
|
|
TextLayerRenderTask.prototype = {
|
|
get promise() {
|
|
return this._capability.promise;
|
|
},
|
|
|
|
cancel: function TextLayer_cancel() {
|
|
this._canceled = true;
|
|
|
|
if (this._reader) {
|
|
this._reader.cancel(new _util.AbortException('TextLayer task cancelled.'));
|
|
|
|
this._reader = null;
|
|
}
|
|
|
|
if (this._renderTimer !== null) {
|
|
clearTimeout(this._renderTimer);
|
|
this._renderTimer = null;
|
|
}
|
|
|
|
this._capability.reject(new Error('TextLayer task cancelled.'));
|
|
},
|
|
|
|
_processItems(items, styleCache) {
|
|
for (let i = 0, len = items.length; i < len; i++) {
|
|
this._textContentItemsStr.push(items[i].str);
|
|
|
|
appendText(this, items[i], styleCache);
|
|
}
|
|
},
|
|
|
|
_layoutText(textDiv) {
|
|
const textDivProperties = this._textDivProperties.get(textDiv);
|
|
|
|
if (textDivProperties.isWhitespace) {
|
|
return;
|
|
}
|
|
|
|
let transform = '';
|
|
|
|
if (textDivProperties.canvasWidth !== 0) {
|
|
const {
|
|
fontSize,
|
|
fontFamily
|
|
} = textDiv.style;
|
|
|
|
if (fontSize !== this._layoutTextLastFontSize || fontFamily !== this._layoutTextLastFontFamily) {
|
|
this._layoutTextCtx.font = `${fontSize} ${fontFamily}`;
|
|
this._layoutTextLastFontSize = fontSize;
|
|
this._layoutTextLastFontFamily = fontFamily;
|
|
}
|
|
|
|
const {
|
|
width
|
|
} = this._layoutTextCtx.measureText(textDiv.textContent);
|
|
|
|
if (width > 0) {
|
|
textDivProperties.scale = textDivProperties.canvasWidth / width;
|
|
transform = `scaleX(${textDivProperties.scale})`;
|
|
}
|
|
}
|
|
|
|
if (textDivProperties.angle !== 0) {
|
|
transform = `rotate(${textDivProperties.angle}deg) ${transform}`;
|
|
}
|
|
|
|
if (transform.length > 0) {
|
|
if (this._enhanceTextSelection) {
|
|
textDivProperties.originalTransform = transform;
|
|
}
|
|
|
|
textDiv.style.transform = transform;
|
|
}
|
|
|
|
this._textDivProperties.set(textDiv, textDivProperties);
|
|
|
|
this._container.appendChild(textDiv);
|
|
},
|
|
|
|
_render: function TextLayer_render(timeout) {
|
|
let capability = (0, _util.createPromiseCapability)();
|
|
let styleCache = Object.create(null);
|
|
let canvas = document.createElement('canvas');
|
|
canvas.mozOpaque = true;
|
|
this._layoutTextCtx = canvas.getContext('2d', {
|
|
alpha: false
|
|
});
|
|
|
|
if (this._textContent) {
|
|
let textItems = this._textContent.items;
|
|
let textStyles = this._textContent.styles;
|
|
|
|
this._processItems(textItems, textStyles);
|
|
|
|
capability.resolve();
|
|
} else if (this._textContentStream) {
|
|
let pump = () => {
|
|
this._reader.read().then(({
|
|
value,
|
|
done
|
|
}) => {
|
|
if (done) {
|
|
capability.resolve();
|
|
return;
|
|
}
|
|
|
|
Object.assign(styleCache, value.styles);
|
|
|
|
this._processItems(value.items, styleCache);
|
|
|
|
pump();
|
|
}, capability.reject);
|
|
};
|
|
|
|
this._reader = this._textContentStream.getReader();
|
|
pump();
|
|
} else {
|
|
throw new Error('Neither "textContent" nor "textContentStream"' + ' parameters specified.');
|
|
}
|
|
|
|
capability.promise.then(() => {
|
|
styleCache = null;
|
|
|
|
if (!timeout) {
|
|
render(this);
|
|
} else {
|
|
this._renderTimer = setTimeout(() => {
|
|
render(this);
|
|
this._renderTimer = null;
|
|
}, timeout);
|
|
}
|
|
}, this._capability.reject);
|
|
},
|
|
expandTextDivs: function TextLayer_expandTextDivs(expandDivs) {
|
|
if (!this._enhanceTextSelection || !this._renderingDone) {
|
|
return;
|
|
}
|
|
|
|
if (this._bounds !== null) {
|
|
expand(this);
|
|
this._bounds = null;
|
|
}
|
|
|
|
const NO_PADDING = '0 0 0 0';
|
|
const transformBuf = [],
|
|
paddingBuf = [];
|
|
|
|
for (var i = 0, ii = this._textDivs.length; i < ii; i++) {
|
|
const div = this._textDivs[i];
|
|
|
|
const divProps = this._textDivProperties.get(div);
|
|
|
|
if (divProps.isWhitespace) {
|
|
continue;
|
|
}
|
|
|
|
if (expandDivs) {
|
|
transformBuf.length = 0;
|
|
paddingBuf.length = 0;
|
|
|
|
if (divProps.originalTransform) {
|
|
transformBuf.push(divProps.originalTransform);
|
|
}
|
|
|
|
if (divProps.paddingTop > 0) {
|
|
paddingBuf.push(`${divProps.paddingTop}px`);
|
|
transformBuf.push(`translateY(${-divProps.paddingTop}px)`);
|
|
} else {
|
|
paddingBuf.push(0);
|
|
}
|
|
|
|
if (divProps.paddingRight > 0) {
|
|
paddingBuf.push(`${divProps.paddingRight / divProps.scale}px`);
|
|
} else {
|
|
paddingBuf.push(0);
|
|
}
|
|
|
|
if (divProps.paddingBottom > 0) {
|
|
paddingBuf.push(`${divProps.paddingBottom}px`);
|
|
} else {
|
|
paddingBuf.push(0);
|
|
}
|
|
|
|
if (divProps.paddingLeft > 0) {
|
|
paddingBuf.push(`${divProps.paddingLeft / divProps.scale}px`);
|
|
transformBuf.push(`translateX(${-divProps.paddingLeft / divProps.scale}px)`);
|
|
} else {
|
|
paddingBuf.push(0);
|
|
}
|
|
|
|
const padding = paddingBuf.join(' ');
|
|
|
|
if (padding !== NO_PADDING) {
|
|
div.style.padding = padding;
|
|
}
|
|
|
|
if (transformBuf.length) {
|
|
div.style.transform = transformBuf.join(' ');
|
|
}
|
|
} else {
|
|
div.style.padding = null;
|
|
div.style.transform = divProps.originalTransform;
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
function renderTextLayer(renderParameters) {
|
|
var task = new TextLayerRenderTask({
|
|
textContent: renderParameters.textContent,
|
|
textContentStream: renderParameters.textContentStream,
|
|
container: renderParameters.container,
|
|
viewport: renderParameters.viewport,
|
|
textDivs: renderParameters.textDivs,
|
|
textContentItemsStr: renderParameters.textContentItemsStr,
|
|
enhanceTextSelection: renderParameters.enhanceTextSelection
|
|
});
|
|
|
|
task._render(renderParameters.timeout);
|
|
|
|
return task;
|
|
}
|
|
|
|
return renderTextLayer;
|
|
}();
|
|
|
|
exports.renderTextLayer = renderTextLayer;
|
|
|
|
/***/ }),
|
|
/* 185 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.AnnotationLayer = void 0;
|
|
|
|
var _display_utils = __w_pdfjs_require__(173);
|
|
|
|
var _util = __w_pdfjs_require__(1);
|
|
|
|
class AnnotationElementFactory {
|
|
static create(parameters) {
|
|
const subtype = parameters.data.annotationType;
|
|
|
|
switch (subtype) {
|
|
case _util.AnnotationType.LINK:
|
|
return new LinkAnnotationElement(parameters);
|
|
|
|
case _util.AnnotationType.TEXT:
|
|
return new TextAnnotationElement(parameters);
|
|
|
|
case _util.AnnotationType.WIDGET:
|
|
const fieldType = parameters.data.fieldType;
|
|
|
|
switch (fieldType) {
|
|
case 'Tx':
|
|
return new TextWidgetAnnotationElement(parameters);
|
|
|
|
case 'Btn':
|
|
if (parameters.data.radioButton) {
|
|
return new RadioButtonWidgetAnnotationElement(parameters);
|
|
} else if (parameters.data.checkBox) {
|
|
return new CheckboxWidgetAnnotationElement(parameters);
|
|
}
|
|
|
|
return new PushButtonWidgetAnnotationElement(parameters);
|
|
|
|
case 'Ch':
|
|
return new ChoiceWidgetAnnotationElement(parameters);
|
|
}
|
|
|
|
return new WidgetAnnotationElement(parameters);
|
|
|
|
case _util.AnnotationType.POPUP:
|
|
return new PopupAnnotationElement(parameters);
|
|
|
|
case _util.AnnotationType.FREETEXT:
|
|
return new FreeTextAnnotationElement(parameters);
|
|
|
|
case _util.AnnotationType.LINE:
|
|
return new LineAnnotationElement(parameters);
|
|
|
|
case _util.AnnotationType.SQUARE:
|
|
return new SquareAnnotationElement(parameters);
|
|
|
|
case _util.AnnotationType.CIRCLE:
|
|
return new CircleAnnotationElement(parameters);
|
|
|
|
case _util.AnnotationType.POLYLINE:
|
|
return new PolylineAnnotationElement(parameters);
|
|
|
|
case _util.AnnotationType.CARET:
|
|
return new CaretAnnotationElement(parameters);
|
|
|
|
case _util.AnnotationType.INK:
|
|
return new InkAnnotationElement(parameters);
|
|
|
|
case _util.AnnotationType.POLYGON:
|
|
return new PolygonAnnotationElement(parameters);
|
|
|
|
case _util.AnnotationType.HIGHLIGHT:
|
|
return new HighlightAnnotationElement(parameters);
|
|
|
|
case _util.AnnotationType.UNDERLINE:
|
|
return new UnderlineAnnotationElement(parameters);
|
|
|
|
case _util.AnnotationType.SQUIGGLY:
|
|
return new SquigglyAnnotationElement(parameters);
|
|
|
|
case _util.AnnotationType.STRIKEOUT:
|
|
return new StrikeOutAnnotationElement(parameters);
|
|
|
|
case _util.AnnotationType.STAMP:
|
|
return new StampAnnotationElement(parameters);
|
|
|
|
case _util.AnnotationType.FILEATTACHMENT:
|
|
return new FileAttachmentAnnotationElement(parameters);
|
|
|
|
default:
|
|
return new AnnotationElement(parameters);
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
class AnnotationElement {
|
|
constructor(parameters, isRenderable = false, ignoreBorder = false) {
|
|
this.isRenderable = isRenderable;
|
|
this.data = parameters.data;
|
|
this.layer = parameters.layer;
|
|
this.page = parameters.page;
|
|
this.viewport = parameters.viewport;
|
|
this.linkService = parameters.linkService;
|
|
this.downloadManager = parameters.downloadManager;
|
|
this.imageResourcesPath = parameters.imageResourcesPath;
|
|
this.renderInteractiveForms = parameters.renderInteractiveForms;
|
|
this.svgFactory = parameters.svgFactory;
|
|
|
|
if (isRenderable) {
|
|
this.container = this._createContainer(ignoreBorder);
|
|
}
|
|
}
|
|
|
|
_createContainer(ignoreBorder = false) {
|
|
const data = this.data,
|
|
page = this.page,
|
|
viewport = this.viewport;
|
|
const container = document.createElement('section');
|
|
let width = data.rect[2] - data.rect[0];
|
|
let height = data.rect[3] - data.rect[1];
|
|
container.setAttribute('data-annotation-id', data.id);
|
|
|
|
const rect = _util.Util.normalizeRect([data.rect[0], page.view[3] - data.rect[1] + page.view[1], data.rect[2], page.view[3] - data.rect[3] + page.view[1]]);
|
|
|
|
container.style.transform = `matrix(${viewport.transform.join(',')})`;
|
|
container.style.transformOrigin = `-${rect[0]}px -${rect[1]}px`;
|
|
|
|
if (!ignoreBorder && data.borderStyle.width > 0) {
|
|
container.style.borderWidth = `${data.borderStyle.width}px`;
|
|
|
|
if (data.borderStyle.style !== _util.AnnotationBorderStyleType.UNDERLINE) {
|
|
width = width - 2 * data.borderStyle.width;
|
|
height = height - 2 * data.borderStyle.width;
|
|
}
|
|
|
|
const horizontalRadius = data.borderStyle.horizontalCornerRadius;
|
|
const verticalRadius = data.borderStyle.verticalCornerRadius;
|
|
|
|
if (horizontalRadius > 0 || verticalRadius > 0) {
|
|
const radius = `${horizontalRadius}px / ${verticalRadius}px`;
|
|
container.style.borderRadius = radius;
|
|
}
|
|
|
|
switch (data.borderStyle.style) {
|
|
case _util.AnnotationBorderStyleType.SOLID:
|
|
container.style.borderStyle = 'solid';
|
|
break;
|
|
|
|
case _util.AnnotationBorderStyleType.DASHED:
|
|
container.style.borderStyle = 'dashed';
|
|
break;
|
|
|
|
case _util.AnnotationBorderStyleType.BEVELED:
|
|
(0, _util.warn)('Unimplemented border style: beveled');
|
|
break;
|
|
|
|
case _util.AnnotationBorderStyleType.INSET:
|
|
(0, _util.warn)('Unimplemented border style: inset');
|
|
break;
|
|
|
|
case _util.AnnotationBorderStyleType.UNDERLINE:
|
|
container.style.borderBottomStyle = 'solid';
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (data.color) {
|
|
container.style.borderColor = _util.Util.makeCssRgb(data.color[0] | 0, data.color[1] | 0, data.color[2] | 0);
|
|
} else {
|
|
container.style.borderWidth = 0;
|
|
}
|
|
}
|
|
|
|
container.style.left = `${rect[0]}px`;
|
|
container.style.top = `${rect[1]}px`;
|
|
container.style.width = `${width}px`;
|
|
container.style.height = `${height}px`;
|
|
return container;
|
|
}
|
|
|
|
_createPopup(container, trigger, data) {
|
|
if (!trigger) {
|
|
trigger = document.createElement('div');
|
|
trigger.style.height = container.style.height;
|
|
trigger.style.width = container.style.width;
|
|
container.appendChild(trigger);
|
|
}
|
|
|
|
const popupElement = new PopupElement({
|
|
container,
|
|
trigger,
|
|
color: data.color,
|
|
title: data.title,
|
|
modificationDate: data.modificationDate,
|
|
contents: data.contents,
|
|
hideWrapper: true
|
|
});
|
|
const popup = popupElement.render();
|
|
popup.style.left = container.style.width;
|
|
container.appendChild(popup);
|
|
}
|
|
|
|
render() {
|
|
(0, _util.unreachable)('Abstract method `AnnotationElement.render` called');
|
|
}
|
|
|
|
}
|
|
|
|
class LinkAnnotationElement extends AnnotationElement {
|
|
constructor(parameters) {
|
|
const isRenderable = !!(parameters.data.url || parameters.data.dest || parameters.data.action);
|
|
super(parameters, isRenderable);
|
|
}
|
|
|
|
render() {
|
|
this.container.className = 'linkAnnotation';
|
|
const {
|
|
data,
|
|
linkService
|
|
} = this;
|
|
const link = document.createElement('a');
|
|
|
|
if (data.url) {
|
|
(0, _display_utils.addLinkAttributes)(link, {
|
|
url: data.url,
|
|
target: data.newWindow ? _display_utils.LinkTarget.BLANK : linkService.externalLinkTarget,
|
|
rel: linkService.externalLinkRel,
|
|
enabled: linkService.externalLinkEnabled
|
|
});
|
|
} else if (data.action) {
|
|
this._bindNamedAction(link, data.action);
|
|
} else {
|
|
this._bindLink(link, data.dest);
|
|
}
|
|
|
|
this.container.appendChild(link);
|
|
return this.container;
|
|
}
|
|
|
|
_bindLink(link, destination) {
|
|
link.href = this.linkService.getDestinationHash(destination);
|
|
|
|
link.onclick = () => {
|
|
if (destination) {
|
|
this.linkService.navigateTo(destination);
|
|
}
|
|
|
|
return false;
|
|
};
|
|
|
|
if (destination) {
|
|
link.className = 'internalLink';
|
|
}
|
|
}
|
|
|
|
_bindNamedAction(link, action) {
|
|
link.href = this.linkService.getAnchorUrl('');
|
|
|
|
link.onclick = () => {
|
|
this.linkService.executeNamedAction(action);
|
|
return false;
|
|
};
|
|
|
|
link.className = 'internalLink';
|
|
}
|
|
|
|
}
|
|
|
|
class TextAnnotationElement extends AnnotationElement {
|
|
constructor(parameters) {
|
|
const isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
|
|
super(parameters, isRenderable);
|
|
}
|
|
|
|
render() {
|
|
this.container.className = 'textAnnotation';
|
|
const image = document.createElement('img');
|
|
image.style.height = this.container.style.height;
|
|
image.style.width = this.container.style.width;
|
|
image.src = this.imageResourcesPath + 'annotation-' + this.data.name.toLowerCase() + '.svg';
|
|
image.alt = '[{{type}} Annotation]';
|
|
image.dataset.l10nId = 'text_annotation_type';
|
|
image.dataset.l10nArgs = JSON.stringify({
|
|
type: this.data.name
|
|
});
|
|
|
|
if (!this.data.hasPopup) {
|
|
this._createPopup(this.container, image, this.data);
|
|
}
|
|
|
|
this.container.appendChild(image);
|
|
return this.container;
|
|
}
|
|
|
|
}
|
|
|
|
class WidgetAnnotationElement extends AnnotationElement {
|
|
render() {
|
|
return this.container;
|
|
}
|
|
|
|
}
|
|
|
|
class TextWidgetAnnotationElement extends WidgetAnnotationElement {
|
|
constructor(parameters) {
|
|
const isRenderable = parameters.renderInteractiveForms || !parameters.data.hasAppearance && !!parameters.data.fieldValue;
|
|
super(parameters, isRenderable);
|
|
}
|
|
|
|
render() {
|
|
const TEXT_ALIGNMENT = ['left', 'center', 'right'];
|
|
this.container.className = 'textWidgetAnnotation';
|
|
let element = null;
|
|
|
|
if (this.renderInteractiveForms) {
|
|
if (this.data.multiLine) {
|
|
element = document.createElement('textarea');
|
|
element.textContent = this.data.fieldValue;
|
|
} else {
|
|
element = document.createElement('input');
|
|
element.type = 'text';
|
|
element.setAttribute('value', this.data.fieldValue);
|
|
}
|
|
|
|
element.disabled = this.data.readOnly;
|
|
|
|
if (this.data.maxLen !== null) {
|
|
element.maxLength = this.data.maxLen;
|
|
}
|
|
|
|
if (this.data.comb) {
|
|
const fieldWidth = this.data.rect[2] - this.data.rect[0];
|
|
const combWidth = fieldWidth / this.data.maxLen;
|
|
element.classList.add('comb');
|
|
element.style.letterSpacing = `calc(${combWidth}px - 1ch)`;
|
|
}
|
|
} else {
|
|
element = document.createElement('div');
|
|
element.textContent = this.data.fieldValue;
|
|
element.style.verticalAlign = 'middle';
|
|
element.style.display = 'table-cell';
|
|
let font = null;
|
|
|
|
if (this.data.fontRefName && this.page.commonObjs.has(this.data.fontRefName)) {
|
|
font = this.page.commonObjs.get(this.data.fontRefName);
|
|
}
|
|
|
|
this._setTextStyle(element, font);
|
|
}
|
|
|
|
if (this.data.textAlignment !== null) {
|
|
element.style.textAlign = TEXT_ALIGNMENT[this.data.textAlignment];
|
|
}
|
|
|
|
this.container.appendChild(element);
|
|
return this.container;
|
|
}
|
|
|
|
_setTextStyle(element, font) {
|
|
const style = element.style;
|
|
style.fontSize = `${this.data.fontSize}px`;
|
|
style.direction = this.data.fontDirection < 0 ? 'rtl' : 'ltr';
|
|
|
|
if (!font) {
|
|
return;
|
|
}
|
|
|
|
style.fontWeight = font.black ? font.bold ? '900' : 'bold' : font.bold ? 'bold' : 'normal';
|
|
style.fontStyle = font.italic ? 'italic' : 'normal';
|
|
const fontFamily = font.loadedName ? `"${font.loadedName}", ` : '';
|
|
const fallbackName = font.fallbackName || 'Helvetica, sans-serif';
|
|
style.fontFamily = fontFamily + fallbackName;
|
|
}
|
|
|
|
}
|
|
|
|
class CheckboxWidgetAnnotationElement extends WidgetAnnotationElement {
|
|
constructor(parameters) {
|
|
super(parameters, parameters.renderInteractiveForms);
|
|
}
|
|
|
|
render() {
|
|
this.container.className = 'buttonWidgetAnnotation checkBox';
|
|
const element = document.createElement('input');
|
|
element.disabled = this.data.readOnly;
|
|
element.type = 'checkbox';
|
|
|
|
if (this.data.fieldValue && this.data.fieldValue !== 'Off') {
|
|
element.setAttribute('checked', true);
|
|
}
|
|
|
|
this.container.appendChild(element);
|
|
return this.container;
|
|
}
|
|
|
|
}
|
|
|
|
class RadioButtonWidgetAnnotationElement extends WidgetAnnotationElement {
|
|
constructor(parameters) {
|
|
super(parameters, parameters.renderInteractiveForms);
|
|
}
|
|
|
|
render() {
|
|
this.container.className = 'buttonWidgetAnnotation radioButton';
|
|
const element = document.createElement('input');
|
|
element.disabled = this.data.readOnly;
|
|
element.type = 'radio';
|
|
element.name = this.data.fieldName;
|
|
|
|
if (this.data.fieldValue === this.data.buttonValue) {
|
|
element.setAttribute('checked', true);
|
|
}
|
|
|
|
this.container.appendChild(element);
|
|
return this.container;
|
|
}
|
|
|
|
}
|
|
|
|
class PushButtonWidgetAnnotationElement extends LinkAnnotationElement {
|
|
render() {
|
|
const container = super.render();
|
|
container.className = 'buttonWidgetAnnotation pushButton';
|
|
return container;
|
|
}
|
|
|
|
}
|
|
|
|
class ChoiceWidgetAnnotationElement extends WidgetAnnotationElement {
|
|
constructor(parameters) {
|
|
super(parameters, parameters.renderInteractiveForms);
|
|
}
|
|
|
|
render() {
|
|
this.container.className = 'choiceWidgetAnnotation';
|
|
const selectElement = document.createElement('select');
|
|
selectElement.disabled = this.data.readOnly;
|
|
|
|
if (!this.data.combo) {
|
|
selectElement.size = this.data.options.length;
|
|
|
|
if (this.data.multiSelect) {
|
|
selectElement.multiple = true;
|
|
}
|
|
}
|
|
|
|
for (const option of this.data.options) {
|
|
const optionElement = document.createElement('option');
|
|
optionElement.textContent = option.displayValue;
|
|
optionElement.value = option.exportValue;
|
|
|
|
if (this.data.fieldValue.includes(option.displayValue)) {
|
|
optionElement.setAttribute('selected', true);
|
|
}
|
|
|
|
selectElement.appendChild(optionElement);
|
|
}
|
|
|
|
this.container.appendChild(selectElement);
|
|
return this.container;
|
|
}
|
|
|
|
}
|
|
|
|
class PopupAnnotationElement extends AnnotationElement {
|
|
constructor(parameters) {
|
|
const isRenderable = !!(parameters.data.title || parameters.data.contents);
|
|
super(parameters, isRenderable);
|
|
}
|
|
|
|
render() {
|
|
const IGNORE_TYPES = ['Line', 'Square', 'Circle', 'PolyLine', 'Polygon', 'Ink'];
|
|
this.container.className = 'popupAnnotation';
|
|
|
|
if (IGNORE_TYPES.includes(this.data.parentType)) {
|
|
return this.container;
|
|
}
|
|
|
|
const selector = `[data-annotation-id="${this.data.parentId}"]`;
|
|
const parentElement = this.layer.querySelector(selector);
|
|
|
|
if (!parentElement) {
|
|
return this.container;
|
|
}
|
|
|
|
const popup = new PopupElement({
|
|
container: this.container,
|
|
trigger: parentElement,
|
|
color: this.data.color,
|
|
title: this.data.title,
|
|
modificationDate: this.data.modificationDate,
|
|
contents: this.data.contents
|
|
});
|
|
const parentLeft = parseFloat(parentElement.style.left);
|
|
const parentWidth = parseFloat(parentElement.style.width);
|
|
this.container.style.transformOrigin = `-${parentLeft + parentWidth}px -${parentElement.style.top}`;
|
|
this.container.style.left = `${parentLeft + parentWidth}px`;
|
|
this.container.appendChild(popup.render());
|
|
return this.container;
|
|
}
|
|
|
|
}
|
|
|
|
class PopupElement {
|
|
constructor(parameters) {
|
|
this.container = parameters.container;
|
|
this.trigger = parameters.trigger;
|
|
this.color = parameters.color;
|
|
this.title = parameters.title;
|
|
this.modificationDate = parameters.modificationDate;
|
|
this.contents = parameters.contents;
|
|
this.hideWrapper = parameters.hideWrapper || false;
|
|
this.pinned = false;
|
|
}
|
|
|
|
render() {
|
|
const BACKGROUND_ENLIGHT = 0.7;
|
|
const wrapper = document.createElement('div');
|
|
wrapper.className = 'popupWrapper';
|
|
this.hideElement = this.hideWrapper ? wrapper : this.container;
|
|
this.hideElement.setAttribute('hidden', true);
|
|
const popup = document.createElement('div');
|
|
popup.className = 'popup';
|
|
const color = this.color;
|
|
|
|
if (color) {
|
|
const r = BACKGROUND_ENLIGHT * (255 - color[0]) + color[0];
|
|
const g = BACKGROUND_ENLIGHT * (255 - color[1]) + color[1];
|
|
const b = BACKGROUND_ENLIGHT * (255 - color[2]) + color[2];
|
|
popup.style.backgroundColor = _util.Util.makeCssRgb(r | 0, g | 0, b | 0);
|
|
}
|
|
|
|
const title = document.createElement('h1');
|
|
title.textContent = this.title;
|
|
popup.appendChild(title);
|
|
|
|
const dateObject = _display_utils.PDFDateString.toDateObject(this.modificationDate);
|
|
|
|
if (dateObject) {
|
|
const modificationDate = document.createElement('span');
|
|
modificationDate.textContent = '{{date}}, {{time}}';
|
|
modificationDate.dataset.l10nId = 'annotation_date_string';
|
|
modificationDate.dataset.l10nArgs = JSON.stringify({
|
|
date: dateObject.toLocaleDateString(),
|
|
time: dateObject.toLocaleTimeString()
|
|
});
|
|
popup.appendChild(modificationDate);
|
|
}
|
|
|
|
const contents = this._formatContents(this.contents);
|
|
|
|
popup.appendChild(contents);
|
|
this.trigger.addEventListener('click', this._toggle.bind(this));
|
|
this.trigger.addEventListener('mouseover', this._show.bind(this, false));
|
|
this.trigger.addEventListener('mouseout', this._hide.bind(this, false));
|
|
popup.addEventListener('click', this._hide.bind(this, true));
|
|
wrapper.appendChild(popup);
|
|
return wrapper;
|
|
}
|
|
|
|
_formatContents(contents) {
|
|
const p = document.createElement('p');
|
|
const lines = contents.split(/(?:\r\n?|\n)/);
|
|
|
|
for (let i = 0, ii = lines.length; i < ii; ++i) {
|
|
const line = lines[i];
|
|
p.appendChild(document.createTextNode(line));
|
|
|
|
if (i < ii - 1) {
|
|
p.appendChild(document.createElement('br'));
|
|
}
|
|
}
|
|
|
|
return p;
|
|
}
|
|
|
|
_toggle() {
|
|
if (this.pinned) {
|
|
this._hide(true);
|
|
} else {
|
|
this._show(true);
|
|
}
|
|
}
|
|
|
|
_show(pin = false) {
|
|
if (pin) {
|
|
this.pinned = true;
|
|
}
|
|
|
|
if (this.hideElement.hasAttribute('hidden')) {
|
|
this.hideElement.removeAttribute('hidden');
|
|
this.container.style.zIndex += 1;
|
|
}
|
|
}
|
|
|
|
_hide(unpin = true) {
|
|
if (unpin) {
|
|
this.pinned = false;
|
|
}
|
|
|
|
if (!this.hideElement.hasAttribute('hidden') && !this.pinned) {
|
|
this.hideElement.setAttribute('hidden', true);
|
|
this.container.style.zIndex -= 1;
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
class FreeTextAnnotationElement extends AnnotationElement {
|
|
constructor(parameters) {
|
|
const isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
|
|
super(parameters, isRenderable, true);
|
|
}
|
|
|
|
render() {
|
|
this.container.className = 'freeTextAnnotation';
|
|
|
|
if (!this.data.hasPopup) {
|
|
this._createPopup(this.container, null, this.data);
|
|
}
|
|
|
|
return this.container;
|
|
}
|
|
|
|
}
|
|
|
|
class LineAnnotationElement extends AnnotationElement {
|
|
constructor(parameters) {
|
|
const isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
|
|
super(parameters, isRenderable, true);
|
|
}
|
|
|
|
render() {
|
|
this.container.className = 'lineAnnotation';
|
|
const data = this.data;
|
|
const width = data.rect[2] - data.rect[0];
|
|
const height = data.rect[3] - data.rect[1];
|
|
const svg = this.svgFactory.create(width, height);
|
|
const line = this.svgFactory.createElement('svg:line');
|
|
line.setAttribute('x1', data.rect[2] - data.lineCoordinates[0]);
|
|
line.setAttribute('y1', data.rect[3] - data.lineCoordinates[1]);
|
|
line.setAttribute('x2', data.rect[2] - data.lineCoordinates[2]);
|
|
line.setAttribute('y2', data.rect[3] - data.lineCoordinates[3]);
|
|
line.setAttribute('stroke-width', data.borderStyle.width);
|
|
line.setAttribute('stroke', 'transparent');
|
|
svg.appendChild(line);
|
|
this.container.append(svg);
|
|
|
|
this._createPopup(this.container, line, data);
|
|
|
|
return this.container;
|
|
}
|
|
|
|
}
|
|
|
|
class SquareAnnotationElement extends AnnotationElement {
|
|
constructor(parameters) {
|
|
const isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
|
|
super(parameters, isRenderable, true);
|
|
}
|
|
|
|
render() {
|
|
this.container.className = 'squareAnnotation';
|
|
const data = this.data;
|
|
const width = data.rect[2] - data.rect[0];
|
|
const height = data.rect[3] - data.rect[1];
|
|
const svg = this.svgFactory.create(width, height);
|
|
const borderWidth = data.borderStyle.width;
|
|
const square = this.svgFactory.createElement('svg:rect');
|
|
square.setAttribute('x', borderWidth / 2);
|
|
square.setAttribute('y', borderWidth / 2);
|
|
square.setAttribute('width', width - borderWidth);
|
|
square.setAttribute('height', height - borderWidth);
|
|
square.setAttribute('stroke-width', borderWidth);
|
|
square.setAttribute('stroke', 'transparent');
|
|
square.setAttribute('fill', 'none');
|
|
svg.appendChild(square);
|
|
this.container.append(svg);
|
|
|
|
this._createPopup(this.container, square, data);
|
|
|
|
return this.container;
|
|
}
|
|
|
|
}
|
|
|
|
class CircleAnnotationElement extends AnnotationElement {
|
|
constructor(parameters) {
|
|
const isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
|
|
super(parameters, isRenderable, true);
|
|
}
|
|
|
|
render() {
|
|
this.container.className = 'circleAnnotation';
|
|
const data = this.data;
|
|
const width = data.rect[2] - data.rect[0];
|
|
const height = data.rect[3] - data.rect[1];
|
|
const svg = this.svgFactory.create(width, height);
|
|
const borderWidth = data.borderStyle.width;
|
|
const circle = this.svgFactory.createElement('svg:ellipse');
|
|
circle.setAttribute('cx', width / 2);
|
|
circle.setAttribute('cy', height / 2);
|
|
circle.setAttribute('rx', width / 2 - borderWidth / 2);
|
|
circle.setAttribute('ry', height / 2 - borderWidth / 2);
|
|
circle.setAttribute('stroke-width', borderWidth);
|
|
circle.setAttribute('stroke', 'transparent');
|
|
circle.setAttribute('fill', 'none');
|
|
svg.appendChild(circle);
|
|
this.container.append(svg);
|
|
|
|
this._createPopup(this.container, circle, data);
|
|
|
|
return this.container;
|
|
}
|
|
|
|
}
|
|
|
|
class PolylineAnnotationElement extends AnnotationElement {
|
|
constructor(parameters) {
|
|
const isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
|
|
super(parameters, isRenderable, true);
|
|
this.containerClassName = 'polylineAnnotation';
|
|
this.svgElementName = 'svg:polyline';
|
|
}
|
|
|
|
render() {
|
|
this.container.className = this.containerClassName;
|
|
const data = this.data;
|
|
const width = data.rect[2] - data.rect[0];
|
|
const height = data.rect[3] - data.rect[1];
|
|
const svg = this.svgFactory.create(width, height);
|
|
let points = [];
|
|
|
|
for (const coordinate of data.vertices) {
|
|
const x = coordinate.x - data.rect[0];
|
|
const y = data.rect[3] - coordinate.y;
|
|
points.push(x + ',' + y);
|
|
}
|
|
|
|
points = points.join(' ');
|
|
const polyline = this.svgFactory.createElement(this.svgElementName);
|
|
polyline.setAttribute('points', points);
|
|
polyline.setAttribute('stroke-width', data.borderStyle.width);
|
|
polyline.setAttribute('stroke', 'transparent');
|
|
polyline.setAttribute('fill', 'none');
|
|
svg.appendChild(polyline);
|
|
this.container.append(svg);
|
|
|
|
this._createPopup(this.container, polyline, data);
|
|
|
|
return this.container;
|
|
}
|
|
|
|
}
|
|
|
|
class PolygonAnnotationElement extends PolylineAnnotationElement {
|
|
constructor(parameters) {
|
|
super(parameters);
|
|
this.containerClassName = 'polygonAnnotation';
|
|
this.svgElementName = 'svg:polygon';
|
|
}
|
|
|
|
}
|
|
|
|
class CaretAnnotationElement extends AnnotationElement {
|
|
constructor(parameters) {
|
|
const isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
|
|
super(parameters, isRenderable, true);
|
|
}
|
|
|
|
render() {
|
|
this.container.className = 'caretAnnotation';
|
|
|
|
if (!this.data.hasPopup) {
|
|
this._createPopup(this.container, null, this.data);
|
|
}
|
|
|
|
return this.container;
|
|
}
|
|
|
|
}
|
|
|
|
class InkAnnotationElement extends AnnotationElement {
|
|
constructor(parameters) {
|
|
const isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
|
|
super(parameters, isRenderable, true);
|
|
this.containerClassName = 'inkAnnotation';
|
|
this.svgElementName = 'svg:polyline';
|
|
}
|
|
|
|
render() {
|
|
this.container.className = this.containerClassName;
|
|
const data = this.data;
|
|
const width = data.rect[2] - data.rect[0];
|
|
const height = data.rect[3] - data.rect[1];
|
|
const svg = this.svgFactory.create(width, height);
|
|
|
|
for (const inkList of data.inkLists) {
|
|
let points = [];
|
|
|
|
for (const coordinate of inkList) {
|
|
const x = coordinate.x - data.rect[0];
|
|
const y = data.rect[3] - coordinate.y;
|
|
points.push(`${x},${y}`);
|
|
}
|
|
|
|
points = points.join(' ');
|
|
const polyline = this.svgFactory.createElement(this.svgElementName);
|
|
polyline.setAttribute('points', points);
|
|
polyline.setAttribute('stroke-width', data.borderStyle.width);
|
|
polyline.setAttribute('stroke', 'transparent');
|
|
polyline.setAttribute('fill', 'none');
|
|
|
|
this._createPopup(this.container, polyline, data);
|
|
|
|
svg.appendChild(polyline);
|
|
}
|
|
|
|
this.container.append(svg);
|
|
return this.container;
|
|
}
|
|
|
|
}
|
|
|
|
class HighlightAnnotationElement extends AnnotationElement {
|
|
constructor(parameters) {
|
|
const isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
|
|
super(parameters, isRenderable, true);
|
|
}
|
|
|
|
render() {
|
|
this.container.className = 'highlightAnnotation';
|
|
|
|
if (!this.data.hasPopup) {
|
|
this._createPopup(this.container, null, this.data);
|
|
}
|
|
|
|
return this.container;
|
|
}
|
|
|
|
}
|
|
|
|
class UnderlineAnnotationElement extends AnnotationElement {
|
|
constructor(parameters) {
|
|
const isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
|
|
super(parameters, isRenderable, true);
|
|
}
|
|
|
|
render() {
|
|
this.container.className = 'underlineAnnotation';
|
|
|
|
if (!this.data.hasPopup) {
|
|
this._createPopup(this.container, null, this.data);
|
|
}
|
|
|
|
return this.container;
|
|
}
|
|
|
|
}
|
|
|
|
class SquigglyAnnotationElement extends AnnotationElement {
|
|
constructor(parameters) {
|
|
const isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
|
|
super(parameters, isRenderable, true);
|
|
}
|
|
|
|
render() {
|
|
this.container.className = 'squigglyAnnotation';
|
|
|
|
if (!this.data.hasPopup) {
|
|
this._createPopup(this.container, null, this.data);
|
|
}
|
|
|
|
return this.container;
|
|
}
|
|
|
|
}
|
|
|
|
class StrikeOutAnnotationElement extends AnnotationElement {
|
|
constructor(parameters) {
|
|
const isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
|
|
super(parameters, isRenderable, true);
|
|
}
|
|
|
|
render() {
|
|
this.container.className = 'strikeoutAnnotation';
|
|
|
|
if (!this.data.hasPopup) {
|
|
this._createPopup(this.container, null, this.data);
|
|
}
|
|
|
|
return this.container;
|
|
}
|
|
|
|
}
|
|
|
|
class StampAnnotationElement extends AnnotationElement {
|
|
constructor(parameters) {
|
|
const isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
|
|
super(parameters, isRenderable, true);
|
|
}
|
|
|
|
render() {
|
|
this.container.className = 'stampAnnotation';
|
|
|
|
if (!this.data.hasPopup) {
|
|
this._createPopup(this.container, null, this.data);
|
|
}
|
|
|
|
return this.container;
|
|
}
|
|
|
|
}
|
|
|
|
class FileAttachmentAnnotationElement extends AnnotationElement {
|
|
constructor(parameters) {
|
|
super(parameters, true);
|
|
const {
|
|
filename,
|
|
content
|
|
} = this.data.file;
|
|
this.filename = (0, _display_utils.getFilenameFromUrl)(filename);
|
|
this.content = content;
|
|
|
|
if (this.linkService.eventBus) {
|
|
this.linkService.eventBus.dispatch('fileattachmentannotation', {
|
|
source: this,
|
|
id: (0, _util.stringToPDFString)(filename),
|
|
filename,
|
|
content
|
|
});
|
|
}
|
|
}
|
|
|
|
render() {
|
|
this.container.className = 'fileAttachmentAnnotation';
|
|
const trigger = document.createElement('div');
|
|
trigger.style.height = this.container.style.height;
|
|
trigger.style.width = this.container.style.width;
|
|
trigger.addEventListener('dblclick', this._download.bind(this));
|
|
|
|
if (!this.data.hasPopup && (this.data.title || this.data.contents)) {
|
|
this._createPopup(this.container, trigger, this.data);
|
|
}
|
|
|
|
this.container.appendChild(trigger);
|
|
return this.container;
|
|
}
|
|
|
|
_download() {
|
|
if (!this.downloadManager) {
|
|
(0, _util.warn)('Download cannot be started due to unavailable download manager');
|
|
return;
|
|
}
|
|
|
|
this.downloadManager.downloadData(this.content, this.filename, '');
|
|
}
|
|
|
|
}
|
|
|
|
class AnnotationLayer {
|
|
static render(parameters) {
|
|
for (const data of parameters.annotations) {
|
|
if (!data) {
|
|
continue;
|
|
}
|
|
|
|
const element = AnnotationElementFactory.create({
|
|
data,
|
|
layer: parameters.div,
|
|
page: parameters.page,
|
|
viewport: parameters.viewport,
|
|
linkService: parameters.linkService,
|
|
downloadManager: parameters.downloadManager,
|
|
imageResourcesPath: parameters.imageResourcesPath || '',
|
|
renderInteractiveForms: parameters.renderInteractiveForms || false,
|
|
svgFactory: new _display_utils.DOMSVGFactory()
|
|
});
|
|
|
|
if (element.isRenderable) {
|
|
parameters.div.appendChild(element.render());
|
|
}
|
|
}
|
|
}
|
|
|
|
static update(parameters) {
|
|
for (const data of parameters.annotations) {
|
|
const element = parameters.div.querySelector(`[data-annotation-id="${data.id}"]`);
|
|
|
|
if (element) {
|
|
element.style.transform = `matrix(${parameters.viewport.transform.join(',')})`;
|
|
}
|
|
}
|
|
|
|
parameters.div.removeAttribute('hidden');
|
|
}
|
|
|
|
}
|
|
|
|
exports.AnnotationLayer = AnnotationLayer;
|
|
|
|
/***/ }),
|
|
/* 186 */
|
|
/***/ (function(module, exports, __w_pdfjs_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.SVGGraphics = void 0;
|
|
|
|
var _util = __w_pdfjs_require__(1);
|
|
|
|
var _display_utils = __w_pdfjs_require__(173);
|
|
|
|
var _is_node = _interopRequireDefault(__w_pdfjs_require__(4));
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
let SVGGraphics = function () {
|
|
throw new Error('Not implemented: SVGGraphics');
|
|
};
|
|
|
|
exports.SVGGraphics = SVGGraphics;
|
|
;
|
|
|
|
/***/ })
|
|
/******/ ]);
|
|
}); |