blob: c0353cf1535e757da7512451390390fc1f72bd64 [file] [log] [blame]
/*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkRadialGradient_DEFINED
#define SkRadialGradient_DEFINED
#include "SkGradientShaderPriv.h"
class SkRadialGradient : public SkGradientShaderBase {
public:
SkRadialGradient(const SkPoint& center, SkScalar radius, const Descriptor&);
class RadialGradientContext : public SkGradientShaderBase::GradientShaderBaseContext {
public:
RadialGradientContext(const SkRadialGradient&, const ContextRec&);
void shadeSpan(int x, int y, SkPMColor dstC[], int count) override;
private:
typedef SkGradientShaderBase::GradientShaderBaseContext INHERITED;
};
GradientType asAGradient(GradientInfo* info) const override;
#if SK_SUPPORT_GPU
sk_sp<GrFragmentProcessor> asFragmentProcessor(const AsFPArgs&) const override;
#endif
SK_TO_STRING_OVERRIDE()
SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkRadialGradient)
protected:
SkRadialGradient(SkReadBuffer& buffer);
void flatten(SkWriteBuffer& buffer) const override;
Context* onMakeContext(const ContextRec&, SkArenaAlloc*) const override;
sk_sp<SkShader> onMakeColorSpace(SkColorSpaceXformer* xformer) const override;
bool adjustMatrixAndAppendStages(SkArenaAlloc* alloc,
SkMatrix* matrix,
SkRasterPipeline* tPipeline,
SkRasterPipeline* postPipeline) const final;
private:
const SkPoint fCenter;
const SkScalar fRadius;
friend class SkGradientShader;
typedef SkGradientShaderBase INHERITED;
};
#endif