cc/resources/recording_source.h

   1 // Copyright 2014 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 #ifndef CC_RESOURCES_RECORDING_SOURCE_H_
   6 #define CC_RESOURCES_RECORDING_SOURCE_H_
   7
   8 #include "cc/base/cc_export.h"
   9 #include "cc/resources/picture.h"
  10 #include "third_party/skia/include/core/SkBBHFactory.h"
  11 #include "third_party/skia/include/core/SkColor.h"
  12 #include "ui/gfx/geometry/rect.h"
  13 #include "ui/gfx/geometry/size.h"
  14
  15 namespace cc {
  16 class ContentLayerClient;
  17 class Region;
  18 class RasterSource;
  19
  20 class CC_EXPORT RecordingSource {
  21  public:
  22   virtual ~RecordingSource() {}
  23   // Re-record parts of the picture that are invalid.
  24   // Invalidations are in layer space, and will be expanded to cover everything
  25   // that was either recorded/changed or that has no recording, leaving out only
  26   // pieces that we had a recording for and it was not changed.
  27   // Return true iff the pile was modified.
  28   virtual bool UpdateAndExpandInvalidation(
  29       ContentLayerClient* painter,
  30       Region* invalidation,
  31       bool can_use_lcd_text,
  32       const gfx::Size& layer_size,
  33       const gfx::Rect& visible_layer_rect,
  34       int frame_number,
  35       Picture::RecordingMode recording_mode) = 0;
  36
  37   virtual scoped_refptr<RasterSource> CreateRasterSource() const = 0;
  38
  39   virtual gfx::Size GetSize() const = 0;
  40   virtual void SetEmptyBounds() = 0;
  41   virtual void SetMinContentsScale(float min_contents_scale) = 0;
  42   virtual void SetSlowdownRasterScaleFactor(int factor) = 0;
  43   virtual bool IsSuitableForGpuRasterization() const = 0;
  44
  45   // TODO(hendrikw): This is an implementation detail, remove it when possible.
  46   virtual void SetTileGridSize(const gfx::Size& tile_grid_size) = 0;
  47
  48   // TODO(hendrikw): Figure out how to remove this.
  49   virtual void SetUnsuitableForGpuRasterizationForTesting() = 0;
  50   virtual SkTileGridFactory::TileGridInfo GetTileGridInfoForTesting() const = 0;
  51 };
  52
  53 }  // namespace cc
  54
  55 #endif  // CC_RESOURCES_RECORDING_SOURCE_H_