import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

other-licenses/skia-npapi/ANPPaint.cpp

@@ -0,0 +1,208 @@
+/*
+ * Copyright 2008, The Android Open Source Project
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+// must include config.h first for webkit to fiddle with new/delete
+#include "SkANP.h"
+
+static ANPPaint* anp_newPaint() {
+    return new ANPPaint;
+}
+
+static void anp_deletePaint(ANPPaint* paint) {
+    delete paint;
+}
+
+static ANPPaintFlags anp_getFlags(const ANPPaint* paint) {
+    return paint->getFlags();
+}
+
+static void anp_setFlags(ANPPaint* paint, ANPPaintFlags flags) {
+    paint->setFlags(flags);
+}
+
+static ANPColor anp_getColor(const ANPPaint* paint) {
+    return paint->getColor();
+}
+
+static void anp_setColor(ANPPaint* paint, ANPColor color) {
+    paint->setColor(color);
+}
+
+static ANPPaintStyle anp_getStyle(const ANPPaint* paint) {
+    return paint->getStyle();
+}
+
+static void anp_setStyle(ANPPaint* paint, ANPPaintStyle style) {
+    paint->setStyle(static_cast<SkPaint::Style>(style));
+}
+
+static float anp_getStrokeWidth(const ANPPaint* paint) {
+    return SkScalarToFloat(paint->getStrokeWidth());
+}
+
+static float anp_getStrokeMiter(const ANPPaint* paint) {
+    return SkScalarToFloat(paint->getStrokeMiter());
+}
+
+static ANPPaintCap anp_getStrokeCap(const ANPPaint* paint) {
+    return paint->getStrokeCap();
+}
+
+static ANPPaintJoin anp_getStrokeJoin(const ANPPaint* paint) {
+    return paint->getStrokeJoin();
+}
+
+static void anp_setStrokeWidth(ANPPaint* paint, float width) {
+    paint->setStrokeWidth(SkFloatToScalar(width));
+}
+
+static void anp_setStrokeMiter(ANPPaint* paint, float miter) {
+    paint->setStrokeMiter(SkFloatToScalar(miter));
+}
+
+static void anp_setStrokeCap(ANPPaint* paint, ANPPaintCap cap) {
+    paint->setStrokeCap(static_cast<SkPaint::Cap>(cap));
+}
+
+static void anp_setStrokeJoin(ANPPaint* paint, ANPPaintJoin join) {
+    paint->setStrokeJoin(static_cast<SkPaint::Join>(join));
+}
+
+static ANPTextEncoding anp_getTextEncoding(const ANPPaint* paint) {
+    return paint->getTextEncoding();
+}
+
+static ANPPaintAlign anp_getTextAlign(const ANPPaint* paint) {
+    return paint->getTextAlign();
+}
+
+static float anp_getTextSize(const ANPPaint* paint) {
+    return SkScalarToFloat(paint->getTextSize());
+}
+
+static float anp_getTextScaleX(const ANPPaint* paint) {
+    return SkScalarToFloat(paint->getTextScaleX());
+}
+
+static float anp_getTextSkewX(const ANPPaint* paint) {
+    return SkScalarToFloat(paint->getTextSkewX());
+}
+
+static ANPTypeface* anp_getTypeface(const ANPPaint* paint) {
+    return reinterpret_cast<ANPTypeface*>(paint->getTypeface());
+}
+
+static void anp_setTextEncoding(ANPPaint* paint, ANPTextEncoding encoding) {
+    paint->setTextEncoding(static_cast<SkPaint::TextEncoding>(encoding));
+}
+
+static void anp_setTextAlign(ANPPaint* paint, ANPPaintAlign align) {
+    paint->setTextAlign(static_cast<SkPaint::Align>(align));
+}
+
+static void anp_setTextSize(ANPPaint* paint, float textSize) {
+    paint->setTextSize(SkFloatToScalar(textSize));
+}
+
+static void anp_setTextScaleX(ANPPaint* paint, float scaleX) {
+    paint->setTextScaleX(SkFloatToScalar(scaleX));
+}
+
+static void anp_setTextSkewX(ANPPaint* paint, float skewX) {
+    paint->setTextSkewX(SkFloatToScalar(skewX));
+}
+
+static void anp_setTypeface(ANPPaint* paint, ANPTypeface* tf) {
+    paint->setTypeface(sk_ref_sp(tf));
+}
+
+static float anp_measureText(ANPPaint* paint, const void* text,
+                             uint32_t byteLength, ANPRectF* bounds) {
+    SkScalar w = paint->measureText(text, byteLength,
+                                    reinterpret_cast<SkRect*>(bounds));
+    return SkScalarToFloat(w);
+}
+
+/** Return the number of unichars specifed by the text.
+ If widths is not null, returns the array of advance widths for each
+ unichar.
+ If bounds is not null, returns the array of bounds for each unichar.
+ */
+static int anp_getTextWidths(ANPPaint* paint, const void* text,
+                       uint32_t byteLength, float widths[], ANPRectF bounds[]) {
+    return paint->getTextWidths(text, byteLength, widths,
+                                reinterpret_cast<SkRect*>(bounds));
+}
+
+static float anp_getFontMetrics(ANPPaint* paint, ANPFontMetrics* metrics) {
+    SkPaint::FontMetrics fm;
+    SkScalar spacing = paint->getFontMetrics(&fm);
+    if (metrics) {
+        metrics->fTop = SkScalarToFloat(fm.fTop);
+        metrics->fAscent = SkScalarToFloat(fm.fAscent);
+        metrics->fDescent = SkScalarToFloat(fm.fDescent);
+        metrics->fBottom = SkScalarToFloat(fm.fBottom);
+        metrics->fLeading = SkScalarToFloat(fm.fLeading);
+    }
+    return SkScalarToFloat(spacing);
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+#define ASSIGN(obj, name)   (obj)->name = anp_##name
+
+void InitPaintInterface(ANPPaintInterfaceV0* i) {
+    ASSIGN(i, newPaint);
+    ASSIGN(i, deletePaint);
+    ASSIGN(i, getFlags);
+    ASSIGN(i, setFlags);
+    ASSIGN(i, getColor);
+    ASSIGN(i, setColor);
+    ASSIGN(i, getStyle);
+    ASSIGN(i, setStyle);
+    ASSIGN(i, getStrokeWidth);
+    ASSIGN(i, getStrokeMiter);
+    ASSIGN(i, getStrokeCap);
+    ASSIGN(i, getStrokeJoin);
+    ASSIGN(i, setStrokeWidth);
+    ASSIGN(i, setStrokeMiter);
+    ASSIGN(i, setStrokeCap);
+    ASSIGN(i, setStrokeJoin);
+    ASSIGN(i, getTextEncoding);
+    ASSIGN(i, getTextAlign);
+    ASSIGN(i, getTextSize);
+    ASSIGN(i, getTextScaleX);
+    ASSIGN(i, getTextSkewX);
+    ASSIGN(i, getTypeface);
+    ASSIGN(i, setTextEncoding);
+    ASSIGN(i, setTextAlign);
+    ASSIGN(i, setTextSize);
+    ASSIGN(i, setTextScaleX);
+    ASSIGN(i, setTextSkewX);
+    ASSIGN(i, setTypeface);
+    ASSIGN(i, measureText);
+    ASSIGN(i, getTextWidths);
+    ASSIGN(i, getFontMetrics);
+}