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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.
*/
#ifndef SkToSRGBColorFilter_DEFINED
#define SkToSRGBColorFilter_DEFINED
#include "SkFlattenable.h"
#include "SkColorFilter.h"
#include "SkRefCnt.h"
class SkColorSpace;
class SkRasterPipeline;
/**
* Color filter that converts from supplied color space to sRGB (both gamut and transfer function).
*/
class SK_API SkToSRGBColorFilter : public SkColorFilter {
public:
static sk_sp<SkColorFilter> Make(sk_sp<SkColorSpace> srcColorSpace);
#if SK_SUPPORT_GPU
std::unique_ptr<GrFragmentProcessor> asFragmentProcessor(
GrContext*, const GrColorSpaceInfo&) const override;
#endif
Factory getFactory() const override { return CreateProc; }
private:
void flatten(SkWriteBuffer&) const override;
SkToSRGBColorFilter(sk_sp<SkColorSpace>);
void onAppendStages(SkRasterPipeline*, SkColorSpace*, SkArenaAlloc*,
bool shaderIsOpaque) const override;
static sk_sp<SkFlattenable> CreateProc(SkReadBuffer&);
friend class SkFlattenable::PrivateInitializer;
sk_sp<SkColorSpace> fSrcColorSpace;
typedef SkColorFilter INHERITED;
};
#endif
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