Line data    Source code

       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 "SkImage.h"
      12             : #include "SkImageFilter.h"
      13             : 
      14           0 : class SK_API SkImageSource : public SkImageFilter {
      15             : public:
      16             :     static sk_sp<SkImageFilter> Make(sk_sp<SkImage> image);
      17             :     static sk_sp<SkImageFilter> Make(sk_sp<SkImage> image,
      18             :                                      const SkRect& srcRect,
      19             :                                      const SkRect& dstRect,
      20             :                                      SkFilterQuality filterQuality);
      21             : 
      22             :     SkRect computeFastBounds(const SkRect& src) const override;
      23             : 
      24             :     SK_TO_STRING_OVERRIDE()
      25           0 :     SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkImageSource)
      26             : 
      27             : protected:
      28             :     void flatten(SkWriteBuffer&) const override;
      29             : 
      30             :     sk_sp<SkSpecialImage> onFilterImage(SkSpecialImage* source, const Context&,
      31             :                                         SkIPoint* offset) const override;
      32             :     sk_sp<SkImageFilter> onMakeColorSpace(SkColorSpaceXformer*) const override;
      33             : 
      34             : private:
      35             :     explicit SkImageSource(sk_sp<SkImage>);
      36             :     SkImageSource(sk_sp<SkImage>,
      37             :                   const SkRect& srcRect,
      38             :                   const SkRect& dstRect,
      39             :                   SkFilterQuality);
      40             : 
      41             :     sk_sp<SkImage>   fImage;
      42             :     SkRect           fSrcRect, fDstRect;
      43             :     SkFilterQuality  fFilterQuality;
      44             : 
      45             :     typedef SkImageFilter INHERITED;
      46             : };
      47             : 
      48             : #endif