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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_TREES_LAYER_TREE_IMPL_H_ | 5 #ifndef CC_TREES_LAYER_TREE_IMPL_H_ |
6 #define CC_TREES_LAYER_TREE_IMPL_H_ | 6 #define CC_TREES_LAYER_TREE_IMPL_H_ |
7 | 7 |
8 #include <list> | 8 #include <list> |
9 #include <string> | 9 #include <string> |
10 #include <vector> | 10 #include <vector> |
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27 }; | 27 }; |
28 } // namespace BASE_HASH_NAMESPACE | 28 } // namespace BASE_HASH_NAMESPACE |
29 #endif // COMPILER | 29 #endif // COMPILER |
30 | 30 |
31 namespace cc { | 31 namespace cc { |
32 | 32 |
33 class ContextProvider; | 33 class ContextProvider; |
34 class DebugRectHistory; | 34 class DebugRectHistory; |
35 class FrameRateCounter; | 35 class FrameRateCounter; |
36 class HeadsUpDisplayLayerImpl; | 36 class HeadsUpDisplayLayerImpl; |
37 class LayerScrollOffsetDelegateProxy; | |
38 class LayerTreeDebugState; | 37 class LayerTreeDebugState; |
39 class LayerTreeHostImpl; | 38 class LayerTreeHostImpl; |
40 class LayerTreeImpl; | 39 class LayerTreeImpl; |
41 class LayerTreeSettings; | 40 class LayerTreeSettings; |
42 class MemoryHistory; | 41 class MemoryHistory; |
43 class OutputSurface; | 42 class OutputSurface; |
44 class PaintTimeCounter; | 43 class PaintTimeCounter; |
45 class Proxy; | 44 class Proxy; |
46 class ResourceProvider; | 45 class ResourceProvider; |
47 class TileManager; | 46 class TileManager; |
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107 int source_frame_number() const { return source_frame_number_; } | 106 int source_frame_number() const { return source_frame_number_; } |
108 void set_source_frame_number(int frame_number) { | 107 void set_source_frame_number(int frame_number) { |
109 source_frame_number_ = frame_number; | 108 source_frame_number_ = frame_number; |
110 } | 109 } |
111 | 110 |
112 HeadsUpDisplayLayerImpl* hud_layer() { return hud_layer_; } | 111 HeadsUpDisplayLayerImpl* hud_layer() { return hud_layer_; } |
113 void set_hud_layer(HeadsUpDisplayLayerImpl* layer_impl) { | 112 void set_hud_layer(HeadsUpDisplayLayerImpl* layer_impl) { |
114 hud_layer_ = layer_impl; | 113 hud_layer_ = layer_impl; |
115 } | 114 } |
116 | 115 |
117 LayerImpl* InnerViewportScrollLayer() const; | 116 LayerImpl* RootScrollLayer() const; |
118 // This function may return NULL, it is the caller's responsibility to check. | |
119 LayerImpl* OuterViewportScrollLayer() const; | |
120 gfx::Vector2dF TotalScrollOffset() const; | |
121 gfx::Vector2dF TotalMaxScrollOffset() const; | |
122 gfx::Vector2dF TotalScrollDelta() const; | |
123 | |
124 LayerImpl* RootContainerLayer() const; | 117 LayerImpl* RootContainerLayer() const; |
125 LayerImpl* CurrentlyScrollingLayer() const; | 118 LayerImpl* CurrentlyScrollingLayer() const; |
126 void SetCurrentlyScrollingLayer(LayerImpl* layer); | 119 void SetCurrentlyScrollingLayer(LayerImpl* layer); |
127 void ClearCurrentlyScrollingLayer(); | 120 void ClearCurrentlyScrollingLayer(); |
128 float VerticalAdjust(const LayerImpl* layer) const; | |
129 | 121 |
| 122 void FindRootScrollLayer(); |
| 123 void UpdateMaxScrollOffset(); |
130 void SetViewportLayersFromIds(int page_scale_layer_id, | 124 void SetViewportLayersFromIds(int page_scale_layer_id, |
131 int inner_viewport_scroll_layer_id, | 125 int inner_viewport_scroll_layer_id, |
132 int outer_viewport_scroll_layer_id); | 126 int outer_viewport_scroll_layer_id); |
133 void ClearViewportLayers(); | 127 void ClearViewportLayers(); |
134 LayerImpl* page_scale_layer() { return page_scale_layer_; } | |
135 void ApplySentScrollAndScaleDeltasFromAbortedCommit(); | 128 void ApplySentScrollAndScaleDeltasFromAbortedCommit(); |
136 void ApplyScrollDeltasSinceBeginMainFrame(); | 129 void ApplyScrollDeltasSinceBeginMainFrame(); |
137 | 130 |
138 SkColor background_color() const { return background_color_; } | 131 SkColor background_color() const { return background_color_; } |
139 void set_background_color(SkColor color) { background_color_ = color; } | 132 void set_background_color(SkColor color) { background_color_ = color; } |
140 | 133 |
141 bool has_transparent_background() const { | 134 bool has_transparent_background() const { |
142 return has_transparent_background_; | 135 return has_transparent_background_; |
143 } | 136 } |
144 void set_has_transparent_background(bool transparent) { | 137 void set_has_transparent_background(bool transparent) { |
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207 // and the active tree's size is now out of date. | 200 // and the active tree's size is now out of date. |
208 bool ViewportSizeInvalid() const; | 201 bool ViewportSizeInvalid() const; |
209 void SetViewportSizeInvalid(); | 202 void SetViewportSizeInvalid(); |
210 void ResetViewportSizeInvalid(); | 203 void ResetViewportSizeInvalid(); |
211 | 204 |
212 // Useful for debug assertions, probably shouldn't be used for anything else. | 205 // Useful for debug assertions, probably shouldn't be used for anything else. |
213 Proxy* proxy() const; | 206 Proxy* proxy() const; |
214 | 207 |
215 void SetRootLayerScrollOffsetDelegate( | 208 void SetRootLayerScrollOffsetDelegate( |
216 LayerScrollOffsetDelegate* root_layer_scroll_offset_delegate); | 209 LayerScrollOffsetDelegate* root_layer_scroll_offset_delegate); |
217 void UpdateScrollOffsetDelegate(); | |
218 gfx::Vector2dF GetDelegatedScrollOffset(LayerImpl* layer); | |
219 | 210 |
220 // Call this function when you expect there to be a swap buffer. | 211 // Call this function when you expect there to be a swap buffer. |
221 // See swap_promise.h for how to use SwapPromise. | 212 // See swap_promise.h for how to use SwapPromise. |
222 void QueueSwapPromise(scoped_ptr<SwapPromise> swap_promise); | 213 void QueueSwapPromise(scoped_ptr<SwapPromise> swap_promise); |
223 | 214 |
224 // Take the |new_swap_promise| and append it to |swap_promise_list_|. | 215 // Take the |new_swap_promise| and append it to |swap_promise_list_|. |
225 void PassSwapPromises(ScopedPtrVector<SwapPromise>* new_swap_promise); | 216 void PassSwapPromises(ScopedPtrVector<SwapPromise>* new_swap_promise); |
226 void FinishSwapPromises(CompositorFrameMetadata* metadata); | 217 void FinishSwapPromises(CompositorFrameMetadata* metadata); |
227 void BreakSwapPromises(SwapPromise::DidNotSwapReason reason); | 218 void BreakSwapPromises(SwapPromise::DidNotSwapReason reason); |
228 | 219 |
229 void DidModifyTilePriorities(); | 220 void DidModifyTilePriorities(); |
230 | 221 |
231 ResourceProvider::ResourceId ResourceIdForUIResource(UIResourceId uid) const; | 222 ResourceProvider::ResourceId ResourceIdForUIResource(UIResourceId uid) const; |
232 void ProcessUIResourceRequestQueue(); | 223 void ProcessUIResourceRequestQueue(); |
233 | 224 |
234 bool IsUIResourceOpaque(UIResourceId uid) const; | 225 bool IsUIResourceOpaque(UIResourceId uid) const; |
235 | 226 |
236 void AddLayerWithCopyOutputRequest(LayerImpl* layer); | 227 void AddLayerWithCopyOutputRequest(LayerImpl* layer); |
237 void RemoveLayerWithCopyOutputRequest(LayerImpl* layer); | 228 void RemoveLayerWithCopyOutputRequest(LayerImpl* layer); |
238 const std::vector<LayerImpl*>& LayersWithCopyOutputRequest() const; | 229 const std::vector<LayerImpl*>& LayersWithCopyOutputRequest() const; |
239 | 230 |
240 protected: | 231 protected: |
241 explicit LayerTreeImpl(LayerTreeHostImpl* layer_tree_host_impl); | 232 explicit LayerTreeImpl(LayerTreeHostImpl* layer_tree_host_impl); |
242 | 233 |
| 234 void UpdateSolidColorScrollbars(); |
| 235 |
243 void UpdateRootScrollLayerSizeDelta(); | 236 void UpdateRootScrollLayerSizeDelta(); |
244 | 237 |
245 LayerTreeHostImpl* layer_tree_host_impl_; | 238 LayerTreeHostImpl* layer_tree_host_impl_; |
246 int source_frame_number_; | 239 int source_frame_number_; |
247 scoped_ptr<LayerImpl> root_layer_; | 240 scoped_ptr<LayerImpl> root_layer_; |
248 HeadsUpDisplayLayerImpl* hud_layer_; | 241 HeadsUpDisplayLayerImpl* hud_layer_; |
| 242 LayerImpl* root_scroll_layer_; |
249 LayerImpl* currently_scrolling_layer_; | 243 LayerImpl* currently_scrolling_layer_; |
250 LayerScrollOffsetDelegate* root_layer_scroll_offset_delegate_; | 244 LayerScrollOffsetDelegate* root_layer_scroll_offset_delegate_; |
251 scoped_ptr<LayerScrollOffsetDelegateProxy> | |
252 inner_viewport_scroll_delegate_proxy_; | |
253 scoped_ptr<LayerScrollOffsetDelegateProxy> | |
254 outer_viewport_scroll_delegate_proxy_; | |
255 SkColor background_color_; | 245 SkColor background_color_; |
256 bool has_transparent_background_; | 246 bool has_transparent_background_; |
257 | 247 |
258 LayerImpl* page_scale_layer_; | 248 LayerImpl* page_scale_layer_; |
259 LayerImpl* inner_viewport_scroll_layer_; | 249 LayerImpl* inner_viewport_scroll_layer_; |
260 LayerImpl* outer_viewport_scroll_layer_; | 250 LayerImpl* outer_viewport_scroll_layer_; |
261 | 251 |
262 float page_scale_factor_; | 252 float page_scale_factor_; |
263 float page_scale_delta_; | 253 float page_scale_delta_; |
264 float sent_page_scale_delta_; | 254 float sent_page_scale_delta_; |
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291 | 281 |
292 UIResourceRequestQueue ui_resource_request_queue_; | 282 UIResourceRequestQueue ui_resource_request_queue_; |
293 | 283 |
294 private: | 284 private: |
295 DISALLOW_COPY_AND_ASSIGN(LayerTreeImpl); | 285 DISALLOW_COPY_AND_ASSIGN(LayerTreeImpl); |
296 }; | 286 }; |
297 | 287 |
298 } // namespace cc | 288 } // namespace cc |
299 | 289 |
300 #endif // CC_TREES_LAYER_TREE_IMPL_H_ | 290 #endif // CC_TREES_LAYER_TREE_IMPL_H_ |
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