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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_RESOURCES_PICTURE_LAYER_TILING_H_ | 5 #ifndef CC_RESOURCES_PICTURE_LAYER_TILING_H_ |
6 #define CC_RESOURCES_PICTURE_LAYER_TILING_H_ | 6 #define CC_RESOURCES_PICTURE_LAYER_TILING_H_ |
7 | 7 |
8 #include <set> | 8 #include <set> |
9 #include <utility> | 9 #include <utility> |
10 #include <vector> | 10 #include <vector> |
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43 // tiles can not be shared between pending and active trees. | 43 // tiles can not be shared between pending and active trees. |
44 virtual const Region* GetPendingInvalidation() = 0; | 44 virtual const Region* GetPendingInvalidation() = 0; |
45 virtual const PictureLayerTiling* GetPendingOrActiveTwinTiling( | 45 virtual const PictureLayerTiling* GetPendingOrActiveTwinTiling( |
46 const PictureLayerTiling* tiling) const = 0; | 46 const PictureLayerTiling* tiling) const = 0; |
47 virtual PictureLayerTiling* GetRecycledTwinTiling( | 47 virtual PictureLayerTiling* GetRecycledTwinTiling( |
48 const PictureLayerTiling* tiling) = 0; | 48 const PictureLayerTiling* tiling) = 0; |
49 virtual TilePriority::PriorityBin GetMaxTilePriorityBin() const = 0; | 49 virtual TilePriority::PriorityBin GetMaxTilePriorityBin() const = 0; |
50 virtual WhichTree GetTree() const = 0; | 50 virtual WhichTree GetTree() const = 0; |
51 virtual bool RequiresHighResToDraw() const = 0; | 51 virtual bool RequiresHighResToDraw() const = 0; |
52 | 52 |
| 53 // Callback to notify the client that the live rect (set of tiles) changed for |
| 54 // a tiling. |
| 55 virtual void TilingLiveRectChanged() = 0; |
| 56 |
53 protected: | 57 protected: |
54 virtual ~PictureLayerTilingClient() {} | 58 virtual ~PictureLayerTilingClient() {} |
55 }; | 59 }; |
56 | 60 |
57 class CC_EXPORT PictureLayerTiling { | 61 class CC_EXPORT PictureLayerTiling { |
58 public: | 62 public: |
59 static const int kBorderTexels = 1; | 63 static const int kBorderTexels = 1; |
60 | 64 |
61 ~PictureLayerTiling(); | 65 ~PictureLayerTiling(); |
62 | 66 |
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317 | 321 |
318 private: | 322 private: |
319 DISALLOW_ASSIGN(PictureLayerTiling); | 323 DISALLOW_ASSIGN(PictureLayerTiling); |
320 | 324 |
321 RectExpansionCache expansion_cache_; | 325 RectExpansionCache expansion_cache_; |
322 }; | 326 }; |
323 | 327 |
324 } // namespace cc | 328 } // namespace cc |
325 | 329 |
326 #endif // CC_RESOURCES_PICTURE_LAYER_TILING_H_ | 330 #endif // CC_RESOURCES_PICTURE_LAYER_TILING_H_ |
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