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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 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_EVICTION_TILE_PRIORITY_QUEUE_H_ | 5 #ifndef CC_RESOURCES_EVICTION_TILE_PRIORITY_QUEUE_H_ |
6 #define CC_RESOURCES_EVICTION_TILE_PRIORITY_QUEUE_H_ | 6 #define CC_RESOURCES_EVICTION_TILE_PRIORITY_QUEUE_H_ |
7 | 7 |
8 #include <set> | 8 #include <set> |
9 #include <utility> | 9 #include <utility> |
10 #include <vector> | 10 #include <vector> |
11 | 11 |
12 #include "cc/base/cc_export.h" | 12 #include "cc/base/cc_export.h" |
13 #include "cc/layers/picture_layer_impl.h" | 13 #include "cc/layers/picture_layer_impl.h" |
14 #include "cc/resources/tile_priority.h" | 14 #include "cc/resources/tile_priority.h" |
15 #include "cc/resources/tiling_set_eviction_queue.h" | 15 #include "cc/resources/tiling_set_eviction_queue.h" |
16 | 16 |
17 namespace cc { | 17 namespace cc { |
| 18 class PrioritizedTile; |
18 | 19 |
19 class CC_EXPORT EvictionTilePriorityQueue { | 20 class CC_EXPORT EvictionTilePriorityQueue { |
20 public: | 21 public: |
21 EvictionTilePriorityQueue(); | 22 EvictionTilePriorityQueue(); |
22 ~EvictionTilePriorityQueue(); | 23 ~EvictionTilePriorityQueue(); |
23 | 24 |
24 void Build(const std::vector<PictureLayerImpl*>& active_layers, | 25 void Build(const std::vector<PictureLayerImpl*>& active_layers, |
25 const std::vector<PictureLayerImpl*>& pending_layers, | 26 const std::vector<PictureLayerImpl*>& pending_layers, |
26 TreePriority tree_priority); | 27 TreePriority tree_priority); |
27 | 28 |
28 bool IsEmpty() const; | 29 bool IsEmpty() const; |
29 Tile* Top(); | 30 const PrioritizedTile& Top() const; |
30 void Pop(); | 31 void Pop(); |
31 | 32 |
32 private: | 33 private: |
33 ScopedPtrVector<TilingSetEvictionQueue>& GetNextQueues(); | 34 ScopedPtrVector<TilingSetEvictionQueue>& GetNextQueues(); |
| 35 const ScopedPtrVector<TilingSetEvictionQueue>& GetNextQueues() const; |
34 | 36 |
35 ScopedPtrVector<TilingSetEvictionQueue> active_queues_; | 37 ScopedPtrVector<TilingSetEvictionQueue> active_queues_; |
36 ScopedPtrVector<TilingSetEvictionQueue> pending_queues_; | 38 ScopedPtrVector<TilingSetEvictionQueue> pending_queues_; |
37 TreePriority tree_priority_; | 39 TreePriority tree_priority_; |
38 | 40 |
39 DISALLOW_COPY_AND_ASSIGN(EvictionTilePriorityQueue); | 41 DISALLOW_COPY_AND_ASSIGN(EvictionTilePriorityQueue); |
40 }; | 42 }; |
41 | 43 |
42 } // namespace cc | 44 } // namespace cc |
43 | 45 |
44 #endif // CC_RESOURCES_EVICTION_TILE_PRIORITY_QUEUE_H_ | 46 #endif // CC_RESOURCES_EVICTION_TILE_PRIORITY_QUEUE_H_ |
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