SkBitmapSource.h revision 336d1d759590d9bedcbc5a96d0fff79861cf8f7a
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#ifndef SkBitmapSource_DEFINED 9#define SkBitmapSource_DEFINED 10 11#include "SkImageFilter.h" 12#include "SkBitmap.h" 13 14class SK_API SkBitmapSource : public SkImageFilter { 15public: 16 explicit SkBitmapSource(const SkBitmap& bitmap); 17 SkBitmapSource(const SkBitmap& bitmap, const SkRect& srcRect, const SkRect& dstRect); 18 virtual void computeFastBounds(const SkRect& src, SkRect* dst) const SK_OVERRIDE; 19 20 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkBitmapSource) 21 22protected: 23 explicit SkBitmapSource(SkFlattenableReadBuffer& buffer); 24 virtual void flatten(SkFlattenableWriteBuffer&) const SK_OVERRIDE; 25 virtual bool onFilterImage(Proxy*, const SkBitmap& src, const SkMatrix&, 26 SkBitmap* result, SkIPoint* offset) SK_OVERRIDE; 27 28private: 29 SkBitmap fBitmap; 30 SkRect fSrcRect, fDstRect; 31 typedef SkImageFilter INHERITED; 32}; 33 34#endif 35