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/*
* Copyright 2017 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "gm.h"
#include "SkColorSpaceXformImageGenerator.h"
class ColorXformImageGenGM : public skiagm::GM {
public:
ColorXformImageGenGM() {}
protected:
SkString onShortName() override {
return SkString("color_xform_image_gen");
}
SkISize onISize() override {
return SkISize::Make(100, 100);
}
void onDraw(SkCanvas* canvas) override {
SkBitmap bitmap;
SkImageInfo info =
SkImageInfo::MakeN32(100, 100, kOpaque_SkAlphaType, SkColorSpace::MakeSRGB());
bitmap.allocPixels(info);
bitmap.eraseColor(SK_ColorRED);
bitmap.eraseArea(SkIRect::MakeWH(25, 25), SK_ColorBLUE); // We should not see any blue.
std::unique_ptr<SkImageGenerator> gen = SkColorSpaceXformImageGenerator::Make(
bitmap,
SkColorSpace::MakeRGB(SkColorSpace::kSRGB_RenderTargetGamma,
SkColorSpace::kRec2020_Gamut),
kNever_SkCopyPixelsMode);
SkIRect subset = SkIRect::MakeXYWH(25, 25, 50, 50);
sk_sp<SkImage> image = SkImage::MakeFromGenerator(std::move(gen), &subset);
canvas->drawImage(image, 25, 25);
}
private:
typedef GM INHERITED;
};
DEF_GM( return new ColorXformImageGenGM(); )
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