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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 <map> | 8 #include <map> |
9 #include <set> | 9 #include <set> |
10 #include <string> | 10 #include <string> |
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465 | 465 |
466 protected: | 466 protected: |
467 float ClampPageScaleFactorToLimits(float page_scale_factor) const; | 467 float ClampPageScaleFactorToLimits(float page_scale_factor) const; |
468 void PushPageScaleFactorAndLimits(const float* page_scale_factor, | 468 void PushPageScaleFactorAndLimits(const float* page_scale_factor, |
469 float min_page_scale_factor, | 469 float min_page_scale_factor, |
470 float max_page_scale_factor); | 470 float max_page_scale_factor); |
471 bool SetPageScaleFactorLimits(float min_page_scale_factor, | 471 bool SetPageScaleFactorLimits(float min_page_scale_factor, |
472 float max_page_scale_factor); | 472 float max_page_scale_factor); |
473 bool IsViewportLayerId(int id) const; | 473 bool IsViewportLayerId(int id) const; |
474 void UpdateScrollbars(int scroll_layer_id, int clip_layer_id); | 474 void UpdateScrollbars(int scroll_layer_id, int clip_layer_id); |
| 475 void ShowScrollbars(); |
475 void DidUpdatePageScale(); | 476 void DidUpdatePageScale(); |
476 void PushBrowserControls(const float* top_controls_shown_ratio); | 477 void PushBrowserControls(const float* top_controls_shown_ratio); |
477 bool ClampBrowserControlsShownRatio(); | 478 bool ClampBrowserControlsShownRatio(); |
478 | 479 |
479 LayerTreeHostImpl* layer_tree_host_impl_; | 480 LayerTreeHostImpl* layer_tree_host_impl_; |
480 int source_frame_number_; | 481 int source_frame_number_; |
481 int is_first_frame_after_commit_tracker_; | 482 int is_first_frame_after_commit_tracker_; |
482 LayerImpl* root_layer_for_testing_; | 483 LayerImpl* root_layer_for_testing_; |
483 HeadsUpDisplayLayerImpl* hud_layer_; | 484 HeadsUpDisplayLayerImpl* hud_layer_; |
484 PropertyTrees property_trees_; | 485 PropertyTrees property_trees_; |
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575 | 576 |
576 std::unique_ptr<PendingPageScaleAnimation> pending_page_scale_animation_; | 577 std::unique_ptr<PendingPageScaleAnimation> pending_page_scale_animation_; |
577 | 578 |
578 private: | 579 private: |
579 DISALLOW_COPY_AND_ASSIGN(LayerTreeImpl); | 580 DISALLOW_COPY_AND_ASSIGN(LayerTreeImpl); |
580 }; | 581 }; |
581 | 582 |
582 } // namespace cc | 583 } // namespace cc |
583 | 584 |
584 #endif // CC_TREES_LAYER_TREE_IMPL_H_ | 585 #endif // CC_TREES_LAYER_TREE_IMPL_H_ |
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