cc/output/render_surface_filters.h

   1 // Copyright 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5
   6 #ifndef CC_OUTPUT_RENDER_SURFACE_FILTERS_H_
   7 #define CC_OUTPUT_RENDER_SURFACE_FILTERS_H_
   8
   9 #include "base/basictypes.h"
  10 #include "cc/base/cc_export.h"
  11 #include "skia/ext/refptr.h"
  12
  13 class GrContext;
  14 class SkBitmap;
  15 class SkImageFilter;
  16
  17 namespace gfx {
  18 class SizeF;
  19 }
  20
  21 namespace cc {
  22
  23 class FilterOperations;
  24
  25 class CC_EXPORT RenderSurfaceFilters {
  26  public:
  27   static SkBitmap Apply(const FilterOperations& filters,
  28                         unsigned texture_id,
  29                         const gfx::SizeF& size,
  30                         GrContext* gr_context);
  31   static FilterOperations Optimize(const FilterOperations& filters);
  32
  33   static skia::RefPtr<SkImageFilter> BuildImageFilter(
  34       const FilterOperations& filters,
  35       const gfx::SizeF& size);
  36
  37  private:
  38   DISALLOW_IMPLICIT_CONSTRUCTORS(RenderSurfaceFilters);
  39 };
  40
  41 }  // namespace cc
  42
  43 #endif  // CC_OUTPUT_RENDER_SURFACE_FILTERS_H_