skia2/docs/examples/Canvas_061.cpp

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// Copyright 2019 Google LLC.
// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
#include "fiddle/examples.h"
// HASH=7f60cb030d3f9b2473adbe3e34b19d91
REG_FIDDLE(Canvas_061, 256, 256, true, 0) {
void draw(SkCanvas* canvas) {
SkCanvas local(256, 256);
canvas = &local;
SkRect bounds = canvas->getLocalClipBounds();
SkDebugf("left:%g top:%g right:%g bottom:%g\n",
bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom);
SkPoint clipPoints[] = {{30, 130}, {120, 130}, {120, 230} };
SkPath clipPath;
clipPath.addPoly(clipPoints, SK_ARRAY_COUNT(clipPoints), true);
canvas->clipPath(clipPath);
bounds = canvas->getLocalClipBounds();
SkDebugf("left:%g top:%g right:%g bottom:%g\n",
bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom);
canvas->scale(2, 2);
bounds = canvas->getLocalClipBounds();
SkDebugf("left:%g top:%g right:%g bottom:%g\n",
bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom);
}
} // END FIDDLE