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/*
* Copyright 2012 The Android Open Source Project
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkMorphologyImageFilter_DEFINED
#define SkMorphologyImageFilter_DEFINED
#include "SkImageFilter.h"
class SK_API SkMorphologyImageFilter : public SkImageFilter {
public:
explicit SkMorphologyImageFilter(SkFlattenableReadBuffer& buffer);
SkMorphologyImageFilter(int radiusX, int radiusY);
protected:
virtual void flatten(SkFlattenableWriteBuffer& buffer) SK_OVERRIDE;
SkISize radius() const { return fRadius; }
private:
SkISize fRadius;
typedef SkImageFilter INHERITED;
};
class SK_API SkDilateImageFilter : public SkMorphologyImageFilter {
public:
SkDilateImageFilter(int radiusX, int radiusY) : INHERITED(radiusX, radiusY) {}
explicit SkDilateImageFilter(SkFlattenableReadBuffer& buffer) : INHERITED(buffer) {}
virtual bool asADilate(SkISize* radius) const SK_OVERRIDE;
virtual bool onFilterImage(Proxy*, const SkBitmap& src, const SkMatrix&,
SkBitmap* result, SkIPoint* offset) SK_OVERRIDE;
SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkDilateImageFilter)
typedef SkMorphologyImageFilter INHERITED;
};
class SK_API SkErodeImageFilter : public SkMorphologyImageFilter {
public:
SkErodeImageFilter(int radiusX, int radiusY) : INHERITED(radiusX, radiusY) {}
explicit SkErodeImageFilter(SkFlattenableReadBuffer& buffer) : INHERITED(buffer) {}
virtual bool asAnErode(SkISize* radius) const SK_OVERRIDE;
virtual bool onFilterImage(Proxy*, const SkBitmap& src, const SkMatrix&,
SkBitmap* result, SkIPoint* offset) SK_OVERRIDE;
SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkErodeImageFilter)
private:
typedef SkMorphologyImageFilter INHERITED;
};
#endif
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