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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 #include "cc/trees/layer_tree_host_impl.h" | 5 #include "cc/trees/layer_tree_host_impl.h" |
6 | 6 |
7 #include <stddef.h> | 7 #include <stddef.h> |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include <algorithm> | 10 #include <algorithm> |
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565 if ((scrolling_layer_impl == InnerViewportScrollLayer() && | 565 if ((scrolling_layer_impl == InnerViewportScrollLayer() && |
566 test_layer_impl == OuterViewportScrollLayer()) || | 566 test_layer_impl == OuterViewportScrollLayer()) || |
567 (scrolling_layer_impl == OuterViewportScrollLayer() && | 567 (scrolling_layer_impl == OuterViewportScrollLayer() && |
568 test_layer_impl == InnerViewportScrollLayer())) { | 568 test_layer_impl == InnerViewportScrollLayer())) { |
569 return true; | 569 return true; |
570 } | 570 } |
571 | 571 |
572 return false; | 572 return false; |
573 } | 573 } |
574 | 574 |
575 bool LayerTreeHostImpl::HaveWheelEventHandlersAt( | 575 bool LayerTreeHostImpl::HaveWheelEventHandlers() const { |
576 const gfx::Point& viewport_point) { | 576 return active_tree_->have_wheel_event_handlers(); |
577 gfx::PointF device_viewport_point = gfx::ScalePoint( | |
578 gfx::PointF(viewport_point), active_tree_->device_scale_factor()); | |
579 | |
580 LayerImpl* layer_impl = | |
581 active_tree_->FindLayerWithWheelHandlerThatIsHitByPoint( | |
582 device_viewport_point); | |
583 | |
584 return layer_impl != NULL; | |
585 } | 577 } |
586 | 578 |
587 static LayerImpl* NextLayerInScrollOrder(LayerImpl* layer) { | 579 static LayerImpl* NextLayerInScrollOrder(LayerImpl* layer) { |
588 if (layer->scroll_parent()) | 580 if (layer->scroll_parent()) |
589 return layer->scroll_parent(); | 581 return layer->scroll_parent(); |
590 | 582 |
591 return layer->parent(); | 583 return layer->parent(); |
592 } | 584 } |
593 | 585 |
594 bool LayerTreeHostImpl::DoTouchEventsBlockScrollAt( | 586 bool LayerTreeHostImpl::DoTouchEventsBlockScrollAt( |
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3899 return task_runner_provider_->HasImplThread(); | 3891 return task_runner_provider_->HasImplThread(); |
3900 } | 3892 } |
3901 | 3893 |
3902 bool LayerTreeHostImpl::CommitToActiveTree() const { | 3894 bool LayerTreeHostImpl::CommitToActiveTree() const { |
3903 // In single threaded mode we skip the pending tree and commit directly to the | 3895 // In single threaded mode we skip the pending tree and commit directly to the |
3904 // active tree. | 3896 // active tree. |
3905 return !task_runner_provider_->HasImplThread(); | 3897 return !task_runner_provider_->HasImplThread(); |
3906 } | 3898 } |
3907 | 3899 |
3908 } // namespace cc | 3900 } // namespace cc |
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