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ImageInfo_makeWH.cpp 1.07 KB
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李想 提交于 2023-11-11 15:55 +08:00 . chromium 99.0.4844.88 4.0release init
// 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 "tools/fiddle/examples.h"
// HASH=cd203a3f9c5fb68272f21f302dd54fbc
REG_FIDDLE(ImageInfo_makeWH, 256, 144, false, 3) {
void draw(SkCanvas* canvas) {
SkImageInfo canvasImageInfo = canvas->imageInfo();
SkRect canvasBounds = SkRect::Make(canvasImageInfo.bounds());
canvas->drawImageRect(image, SkRect::Make(source.bounds()), canvasBounds, SkSamplingOptions(),
nullptr, SkCanvas::kStrict_SrcRectConstraint);
SkImageInfo insetImageInfo =
canvasImageInfo.makeWH(canvasBounds.width() / 2, canvasBounds.height() / 2);
SkBitmap inset;
inset.allocPixels(insetImageInfo);
SkCanvas offscreen(inset);
offscreen.drawImageRect(image, SkRect::Make(source.bounds()), SkRect::Make(inset.bounds()),
SkSamplingOptions(), nullptr, SkCanvas::kStrict_SrcRectConstraint);
canvas->drawImage(inset.asImage(), canvasBounds.width() / 4, canvasBounds.height() / 4);
}
} // END FIDDLE
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4.0_Release

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