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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_H_ | 5 #ifndef CC_TREES_LAYER_TREE_HOST_H_ |
6 #define CC_TREES_LAYER_TREE_HOST_H_ | 6 #define CC_TREES_LAYER_TREE_HOST_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 #include <stdint.h> | 9 #include <stdint.h> |
10 | 10 |
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494 scoped_refptr<base::SequencedTaskRunner> image_worker_task_runner_; | 494 scoped_refptr<base::SequencedTaskRunner> image_worker_task_runner_; |
495 | 495 |
496 private: | 496 private: |
497 friend class LayerTreeHostSerializationTest; | 497 friend class LayerTreeHostSerializationTest; |
498 | 498 |
499 // This is the number of consecutive frames in which we want the content to be | 499 // This is the number of consecutive frames in which we want the content to be |
500 // suitable for GPU rasterization before re-enabling it. | 500 // suitable for GPU rasterization before re-enabling it. |
501 enum { kNumFramesToConsiderBeforeGpuRasterization = 60 }; | 501 enum { kNumFramesToConsiderBeforeGpuRasterization = 60 }; |
502 | 502 |
503 void ApplyViewportDeltas(ScrollAndScaleSet* info); | 503 void ApplyViewportDeltas(ScrollAndScaleSet* info); |
| 504 void RecordWheelAndTouchScrollingCount(ScrollAndScaleSet* info); |
504 void ApplyPageScaleDeltaFromImplSide(float page_scale_delta); | 505 void ApplyPageScaleDeltaFromImplSide(float page_scale_delta); |
505 void InitializeProxy(std::unique_ptr<Proxy> proxy); | 506 void InitializeProxy(std::unique_ptr<Proxy> proxy); |
506 | 507 |
507 bool DoUpdateLayers(Layer* root_layer); | 508 bool DoUpdateLayers(Layer* root_layer); |
508 void UpdateHudLayer(); | 509 void UpdateHudLayer(); |
509 | 510 |
510 bool AnimateLayersRecursive(Layer* current, base::TimeTicks time); | 511 bool AnimateLayersRecursive(Layer* current, base::TimeTicks time); |
511 | 512 |
512 void CalculateLCDTextMetricsCallback(Layer* layer); | 513 void CalculateLCDTextMetricsCallback(Layer* layer); |
513 | 514 |
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617 | 618 |
618 std::vector<std::pair<sk_sp<const SkImage>, base::Callback<void(bool)>>> | 619 std::vector<std::pair<sk_sp<const SkImage>, base::Callback<void(bool)>>> |
619 queued_image_decodes_; | 620 queued_image_decodes_; |
620 | 621 |
621 DISALLOW_COPY_AND_ASSIGN(LayerTreeHost); | 622 DISALLOW_COPY_AND_ASSIGN(LayerTreeHost); |
622 }; | 623 }; |
623 | 624 |
624 } // namespace cc | 625 } // namespace cc |
625 | 626 |
626 #endif // CC_TREES_LAYER_TREE_HOST_H_ | 627 #endif // CC_TREES_LAYER_TREE_HOST_H_ |
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