src/third_party/skia/include/effects/SkMagnifierImageFilter.h

   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
  15 class SK_API SkMagnifierImageFilter : public SkImageFilter {
  16 public:
  17     SkMagnifierImageFilter(SkRect srcRect, SkScalar inset);
  18
  19     SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkMagnifierImageFilter)
  20
  21 protected:
  22     explicit SkMagnifierImageFilter(SkReadBuffer& buffer);
  23     virtual void flatten(SkWriteBuffer&) const SK_OVERRIDE;
  24
  25     virtual bool onFilterImage(Proxy*, const SkBitmap& src, const SkMatrix&,
  26                                SkBitmap* result, SkIPoint* offset) const SK_OVERRIDE;
  27 #if SK_SUPPORT_GPU
  28     virtual bool asNewEffect(GrEffectRef** effect, GrTexture* texture, const SkMatrix& matrix, const SkIRect& bounds) const SK_OVERRIDE;
  29 #endif
  30
  31 private:
  32     SkRect fSrcRect;
  33     SkScalar fInset;
  34     typedef SkImageFilter INHERITED;
  35 };
  36
  37 #endif