SkMagnifierImageFilter.h revision 1aa68723b8ef4ce0b6db9fe51e7d8051cdd543ff
1/* 2 * Copyright 2012 The Android Open Source Project 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8 9#ifndef SkMagnifierImageFilter_DEFINED 10#define SkMagnifierImageFilter_DEFINED 11 12#include "SkRect.h" 13#include "SkImageFilter.h" 14 15class SK_API SkMagnifierImageFilter : public SkImageFilter { 16public: 17 SkMagnifierImageFilter(SkRect srcRect, SkScalar inset); 18 19 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkMagnifierImageFilter) 20 21protected: 22 explicit SkMagnifierImageFilter(SkFlattenableReadBuffer& buffer); 23 virtual void flatten(SkFlattenableWriteBuffer&) const SK_OVERRIDE; 24 25 virtual bool onFilterImage(Proxy*, const SkBitmap& src, const SkMatrix&, 26 SkBitmap* result, SkIPoint* offset) SK_OVERRIDE; 27#if SK_SUPPORT_GPU 28 virtual bool asNewEffect(GrEffectRef** effect, GrTexture* texture, const SkMatrix& matrix) const SK_OVERRIDE; 29#endif 30 31private: 32 SkRect fSrcRect; 33 SkScalar fInset; 34 typedef SkImageFilter INHERITED; 35}; 36 37#endif 38