70 lines
2.7 KiB
JavaScript
70 lines
2.7 KiB
JavaScript
"use strict";
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// Layer: ui/physics-shape-editor
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// Shared button labels/templates for rotator, reciprocator, and poison-block
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// segment editors. Low-level editor pointer behavior remains in placement log.
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(function (global) {
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const MODE_LABELS = Object.freeze({
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line: "📏 直線",
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free: "✎ 自由描画",
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erase: "⌫ 消しゴム",
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});
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const TEMPLATE_LABELS = Object.freeze({
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bar: "┃ 棒",
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cross: "＋ 十字",
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circle: "○ 円",
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});
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const ACTION_LABELS = Object.freeze({
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undo: "↶ 一つ戻す",
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clear: "🗑 全消し",
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});
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function templateSegments(name) {
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if (name === "bar") return [[-130, 0, 130, 0]];
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if (name === "cross") return [[-118, 0, 118, 0], [0, -90, 0, 90]];
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if (name === "circle") {
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const segments = [];
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const n = 18, r = 108;
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for (let i = 0; i < n; i += 1) {
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const a = i / n * Math.PI * 2;
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const b = (i + 1) / n * Math.PI * 2;
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segments.push([Math.cos(a) * r, Math.sin(a) * r, Math.cos(b) * r, Math.sin(b) * r]);
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}
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return segments;
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}
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return null;
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}
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function decorateToolbar(dialog, prefix = "rotator") {
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if (!dialog) return false;
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for (const btn of dialog.querySelectorAll(`[data-${prefix}-mode]`)) {
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const key = btn.dataset[`${prefix}Mode`];
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if (MODE_LABELS[key]) { btn.textContent = MODE_LABELS[key]; btn.title = MODE_LABELS[key].replace(/^[^\s]+\s*/, ""); }
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}
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for (const btn of dialog.querySelectorAll(`[data-${prefix}-template]`)) {
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const key = btn.dataset[`${prefix}Template`];
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if (TEMPLATE_LABELS[key]) { btn.textContent = TEMPLATE_LABELS[key]; btn.title = TEMPLATE_LABELS[key].replace(/^[^\s]+\s*/, ""); }
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}
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const undo = dialog.querySelector(`#${prefix}Undo`);
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const clear = dialog.querySelector(`#${prefix}Clear`);
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if (undo) undo.textContent = ACTION_LABELS.undo;
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if (clear) clear.textContent = ACTION_LABELS.clear;
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return true;
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}
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function pointSegmentDistance(p, seg) {
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if (!p || !Array.isArray(seg) || seg.length < 4) return Infinity;
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const x1 = Number(seg[0]) || 0, y1 = Number(seg[1]) || 0;
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const x2 = Number(seg[2]) || 0, y2 = Number(seg[3]) || 0;
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const dx = x2 - x1, dy = y2 - y1;
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const lenSq = dx * dx + dy * dy;
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if (lenSq <= 0.0001) return Math.hypot(p.x - x1, p.y - y1);
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const u = Math.max(0, Math.min(1, ((p.x - x1) * dx + (p.y - y1) * dy) / lenSq));
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return Math.hypot(p.x - (x1 + dx * u), p.y - (y1 + dy * u));
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}
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global.TarinaiPhysicsShapeEditorSystem = Object.freeze({
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MODE_LABELS,
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TEMPLATE_LABELS,
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ACTION_LABELS,
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decorateToolbar,
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templateSegments,
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pointSegmentDistance,
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});
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})(typeof window !== "undefined" ? window : globalThis);
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