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/*
* Copyright 2015 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkModeColorFilter_DEFINED
#define SkModeColorFilter_DEFINED
#include "SkColorFilter.h"
#include "SkColorPriv.h"
#include "SkString.h"
#include "SkXfermode.h"
class SkModeColorFilter : public SkColorFilter {
public:
SkModeColorFilter(SkColor color, SkXfermode::Mode mode) {
fColor = color;
fMode = mode;
this->updateCache();
};
SkColor getColor() const { return fColor; }
SkXfermode::Mode getMode() const { return fMode; }
SkPMColor getPMColor() const { return fPMColor; }
bool asColorMode(SkColor*, SkXfermode::Mode*) const override;
uint32_t getFlags() const override;
void filterSpan(const SkPMColor shader[], int count, SkPMColor result[]) const override;
#ifndef SK_IGNORE_TO_STRING
void toString(SkString* str) const override {
str->append("SkModeColorFilter: color: 0x");
str->appendHex(fColor);
str->append(" mode: ");
str->append(SkXfermode::ModeName(fMode));
}
#endif
#if SK_SUPPORT_GPU
bool asFragmentProcessors(GrContext*, SkTDArray<GrFragmentProcessor*>*) const override;
#endif
SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkModeColorFilter)
protected:
void flatten(SkWriteBuffer&) const override;
private:
SkColor fColor;
SkXfermode::Mode fMode;
// cache
SkPMColor fPMColor;
SkXfermodeProc fProc;
void updateCache();
typedef SkColorFilter INHERITED;
};
#endif
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