1 /* 2 * Copyright 2015 Google Inc. 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 SkImageSource_DEFINED 9 #define SkImageSource_DEFINED 10 11 #include "SkImageFilter.h" 12 13 class SkImage; 14 15 class SK_API SkImageSource : public SkImageFilter { 16 public: 17 static SkImageFilter* Create(const SkImage*); 18 static SkImageFilter* Create(const SkImage*, 19 const SkRect& srcRect, 20 const SkRect& dstRect, 21 SkFilterQuality); 22 23 void computeFastBounds(const SkRect& src, SkRect* dst) const override; 24 25 SK_TO_STRING_OVERRIDE() 26 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkImageSource) 27 28 protected: 29 void flatten(SkWriteBuffer&) const override; 30 31 bool onFilterImageDeprecated(Proxy*, const SkBitmap& src, const Context&, 32 SkBitmap* result, SkIPoint* offset) const override; 33 34 private: 35 explicit SkImageSource(const SkImage*); 36 SkImageSource(const SkImage*, 37 const SkRect& srcRect, 38 const SkRect& dstRect, 39 SkFilterQuality); 40 41 SkAutoTUnref<const SkImage> fImage; 42 SkRect fSrcRect, fDstRect; 43 SkFilterQuality fFilterQuality; 44 45 typedef SkImageFilter INHERITED; 46 }; 47 48 #endif 49