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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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/input/scroll_elasticity_helper.h" | 5 #include "cc/input/scroll_elasticity_helper.h" |
6 | 6 |
7 #include "cc/layers/layer_impl.h" | 7 #include "cc/layers/layer_impl.h" |
8 #include "cc/trees/layer_tree_host_impl.h" | 8 #include "cc/trees/layer_tree_host_impl.h" |
9 #include "cc/trees/layer_tree_impl.h" | 9 #include "cc/trees/layer_tree_impl.h" |
10 | 10 |
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51 void ScrollElasticityHelperImpl::SetStretchAmount( | 51 void ScrollElasticityHelperImpl::SetStretchAmount( |
52 const gfx::Vector2dF& stretch_amount) { | 52 const gfx::Vector2dF& stretch_amount) { |
53 if (stretch_amount == StretchAmount()) | 53 if (stretch_amount == StretchAmount()) |
54 return; | 54 return; |
55 | 55 |
56 layer_tree_host_impl_->active_tree()->elastic_overscroll()->SetCurrent( | 56 layer_tree_host_impl_->active_tree()->elastic_overscroll()->SetCurrent( |
57 stretch_amount); | 57 stretch_amount); |
58 layer_tree_host_impl_->active_tree()->set_needs_update_draw_properties(); | 58 layer_tree_host_impl_->active_tree()->set_needs_update_draw_properties(); |
59 layer_tree_host_impl_->SetNeedsCommit(); | 59 layer_tree_host_impl_->SetNeedsCommit(); |
60 layer_tree_host_impl_->SetNeedsRedraw(); | 60 layer_tree_host_impl_->SetNeedsRedraw(); |
61 layer_tree_host_impl_->SetFullRootLayerDamage(); | 61 layer_tree_host_impl_->SetFullViewportDamage(); |
62 } | 62 } |
63 | 63 |
64 gfx::ScrollOffset ScrollElasticityHelperImpl::ScrollOffset() const { | 64 gfx::ScrollOffset ScrollElasticityHelperImpl::ScrollOffset() const { |
65 return layer_tree_host_impl_->active_tree()->TotalScrollOffset(); | 65 return layer_tree_host_impl_->active_tree()->TotalScrollOffset(); |
66 } | 66 } |
67 | 67 |
68 gfx::ScrollOffset ScrollElasticityHelperImpl::MaxScrollOffset() const { | 68 gfx::ScrollOffset ScrollElasticityHelperImpl::MaxScrollOffset() const { |
69 return layer_tree_host_impl_->active_tree()->TotalMaxScrollOffset(); | 69 return layer_tree_host_impl_->active_tree()->TotalMaxScrollOffset(); |
70 } | 70 } |
71 | 71 |
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82 layer_tree_host_impl_->SetNeedsOneBeginImplFrame(); | 82 layer_tree_host_impl_->SetNeedsOneBeginImplFrame(); |
83 } | 83 } |
84 | 84 |
85 // static | 85 // static |
86 ScrollElasticityHelper* ScrollElasticityHelper::CreateForLayerTreeHostImpl( | 86 ScrollElasticityHelper* ScrollElasticityHelper::CreateForLayerTreeHostImpl( |
87 LayerTreeHostImpl* layer_tree_host_impl) { | 87 LayerTreeHostImpl* layer_tree_host_impl) { |
88 return new ScrollElasticityHelperImpl(layer_tree_host_impl); | 88 return new ScrollElasticityHelperImpl(layer_tree_host_impl); |
89 } | 89 } |
90 | 90 |
91 } // namespace cc | 91 } // namespace cc |
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