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1 // Copyright 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CC_TILES_PICTURE_LAYER_TILING_H_ | 5 #ifndef CC_TILES_PICTURE_LAYER_TILING_H_ |
6 #define CC_TILES_PICTURE_LAYER_TILING_H_ | 6 #define CC_TILES_PICTURE_LAYER_TILING_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 #include <stdint.h> | 9 #include <stdint.h> |
10 | 10 |
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98 | 98 |
99 void SetRasterSourceAndResize(scoped_refptr<RasterSource> raster_source); | 99 void SetRasterSourceAndResize(scoped_refptr<RasterSource> raster_source); |
100 void Invalidate(const Region& layer_invalidation); | 100 void Invalidate(const Region& layer_invalidation); |
101 void CreateMissingTilesInLiveTilesRect(); | 101 void CreateMissingTilesInLiveTilesRect(); |
102 void TakeTilesAndPropertiesFrom(PictureLayerTiling* pending_twin, | 102 void TakeTilesAndPropertiesFrom(PictureLayerTiling* pending_twin, |
103 const Region& layer_invalidation); | 103 const Region& layer_invalidation); |
104 | 104 |
105 bool IsTileRequiredForActivation(const Tile* tile) const; | 105 bool IsTileRequiredForActivation(const Tile* tile) const; |
106 bool IsTileRequiredForDraw(const Tile* tile) const; | 106 bool IsTileRequiredForDraw(const Tile* tile) const; |
107 | 107 |
| 108 // Returns true if the tile should be processed for decoding images skipped |
| 109 // during rasterization. |
| 110 bool ShouldDecodeCheckeredImagesForTile(const Tile* tile) const; |
| 111 |
108 void set_resolution(TileResolution resolution) { | 112 void set_resolution(TileResolution resolution) { |
109 resolution_ = resolution; | 113 resolution_ = resolution; |
110 may_contain_low_resolution_tiles_ |= resolution == LOW_RESOLUTION; | 114 may_contain_low_resolution_tiles_ |= resolution == LOW_RESOLUTION; |
111 } | 115 } |
112 TileResolution resolution() const { return resolution_; } | 116 TileResolution resolution() const { return resolution_; } |
113 bool may_contain_low_resolution_tiles() const { | 117 bool may_contain_low_resolution_tiles() const { |
114 return may_contain_low_resolution_tiles_; | 118 return may_contain_low_resolution_tiles_; |
115 } | 119 } |
116 void reset_may_contain_low_resolution_tiles() { | 120 void reset_may_contain_low_resolution_tiles() { |
117 may_contain_low_resolution_tiles_ = false; | 121 may_contain_low_resolution_tiles_ = false; |
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381 bool has_eventually_rect_tiles_ = false; | 385 bool has_eventually_rect_tiles_ = false; |
382 bool all_tiles_done_ = true; | 386 bool all_tiles_done_ = true; |
383 | 387 |
384 private: | 388 private: |
385 DISALLOW_COPY_AND_ASSIGN(PictureLayerTiling); | 389 DISALLOW_COPY_AND_ASSIGN(PictureLayerTiling); |
386 }; | 390 }; |
387 | 391 |
388 } // namespace cc | 392 } // namespace cc |
389 | 393 |
390 #endif // CC_TILES_PICTURE_LAYER_TILING_H_ | 394 #endif // CC_TILES_PICTURE_LAYER_TILING_H_ |
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