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1 // Copyright 2011 The Chromium Authors. All rights reserved. | 1 // Copyright 2011 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_TREES_LAYER_TREE_HOST_IMPL_H_ | 5 #ifndef CC_TREES_LAYER_TREE_HOST_IMPL_H_ |
6 #define CC_TREES_LAYER_TREE_HOST_IMPL_H_ | 6 #define CC_TREES_LAYER_TREE_HOST_IMPL_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 | 9 |
10 #include <bitset> | 10 #include <bitset> |
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700 void UpdateRootLayerStateForSynchronousInputHandler(); | 700 void UpdateRootLayerStateForSynchronousInputHandler(); |
701 | 701 |
702 bool ScrollAnimationUpdateTarget(ScrollNode* scroll_node, | 702 bool ScrollAnimationUpdateTarget(ScrollNode* scroll_node, |
703 const gfx::Vector2dF& scroll_delta, | 703 const gfx::Vector2dF& scroll_delta, |
704 base::TimeDelta delayed_by); | 704 base::TimeDelta delayed_by); |
705 | 705 |
706 void SetContextVisibility(bool is_visible); | 706 void SetContextVisibility(bool is_visible); |
707 void ImageDecodeFinished(const base::Callback<void(bool)>& embedder_callback, | 707 void ImageDecodeFinished(const base::Callback<void(bool)>& embedder_callback, |
708 bool decode_succeeded); | 708 bool decode_succeeded); |
709 | 709 |
| 710 // This function keeps track of sources of scrolls that are handled in the |
| 711 // compositor side. The information gets shared by the main thread as part of |
| 712 // the begin_main_frame_state. Finally Use counters are updated in the main |
| 713 // thread side to keep track of the frequency of scrolling with different |
| 714 // sources per page load. TODO(crbug.com/691886): Use GRC API to plumb the |
| 715 // scroll source info for Use Counters. |
| 716 void UpdateScrollSourceInfo(bool is_wheel_scroll); |
| 717 |
710 using UIResourceMap = std::unordered_map<UIResourceId, UIResourceData>; | 718 using UIResourceMap = std::unordered_map<UIResourceId, UIResourceData>; |
711 UIResourceMap ui_resource_map_; | 719 UIResourceMap ui_resource_map_; |
712 | 720 |
713 // Resources that were evicted by EvictAllUIResources. Resources are removed | 721 // Resources that were evicted by EvictAllUIResources. Resources are removed |
714 // from this when they are touched by a create or destroy from the UI resource | 722 // from this when they are touched by a create or destroy from the UI resource |
715 // request queue. | 723 // request queue. |
716 std::set<UIResourceId> evicted_ui_resources_; | 724 std::set<UIResourceId> evicted_ui_resources_; |
717 | 725 |
718 CompositorFrameSink* compositor_frame_sink_; | 726 CompositorFrameSink* compositor_frame_sink_; |
719 | 727 |
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846 | 854 |
847 std::unique_ptr<LayerTreeMutator> mutator_; | 855 std::unique_ptr<LayerTreeMutator> mutator_; |
848 | 856 |
849 std::unique_ptr<PendingTreeDurationHistogramTimer> | 857 std::unique_ptr<PendingTreeDurationHistogramTimer> |
850 pending_tree_duration_timer_; | 858 pending_tree_duration_timer_; |
851 | 859 |
852 // These callbacks are stored here to be transfered to the main thread when we | 860 // These callbacks are stored here to be transfered to the main thread when we |
853 // begin main frame. These callbacks must only be called on the main thread. | 861 // begin main frame. These callbacks must only be called on the main thread. |
854 std::vector<base::Closure> completed_image_decode_callbacks_; | 862 std::vector<base::Closure> completed_image_decode_callbacks_; |
855 | 863 |
| 864 // These are used to transfer usage of touch and wheel scrolls to the main |
| 865 // thread. |
| 866 bool has_scrolled_by_wheel_; |
| 867 bool has_scrolled_by_touch_; |
| 868 |
856 DISALLOW_COPY_AND_ASSIGN(LayerTreeHostImpl); | 869 DISALLOW_COPY_AND_ASSIGN(LayerTreeHostImpl); |
857 }; | 870 }; |
858 | 871 |
859 } // namespace cc | 872 } // namespace cc |
860 | 873 |
861 #endif // CC_TREES_LAYER_TREE_HOST_IMPL_H_ | 874 #endif // CC_TREES_LAYER_TREE_HOST_IMPL_H_ |
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