OLD | NEW |
(Empty) | |
| 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "platform/graphics/CompositorMutableState.h" |
| 6 |
| 7 #include "cc/layers/layer_impl.h" |
| 8 #include "cc/trees/layer_tree_impl.h" |
| 9 #include "platform/graphics/CompositorMutation.h" |
| 10 |
| 11 namespace blink { |
| 12 CompositorMutableState::CompositorMutableState(CompositorMutation* mutation, cc:
:LayerImpl* main, cc::LayerImpl* scroll) |
| 13 : m_mutation(mutation) |
| 14 , m_mainLayer(main) |
| 15 , m_scrollLayer(scroll) |
| 16 { |
| 17 } |
| 18 |
| 19 CompositorMutableState::~CompositorMutableState() {} |
| 20 |
| 21 double CompositorMutableState::opacity() const |
| 22 { |
| 23 return m_mainLayer->opacity(); |
| 24 } |
| 25 |
| 26 void CompositorMutableState::setOpacity(double opacity) |
| 27 { |
| 28 if (!m_mainLayer) |
| 29 return; |
| 30 m_mainLayer->OnOpacityAnimated(opacity); |
| 31 m_mutation->setOpacity(opacity); |
| 32 } |
| 33 |
| 34 const SkMatrix44& CompositorMutableState::transform() const |
| 35 { |
| 36 return m_mainLayer ? m_mainLayer->transform().matrix() : SkMatrix44::I(); |
| 37 } |
| 38 |
| 39 void CompositorMutableState::setTransform(const SkMatrix44& matrix) |
| 40 { |
| 41 if (!m_mainLayer) |
| 42 return; |
| 43 m_mainLayer->OnTransformAnimated(gfx::Transform(matrix)); |
| 44 m_mutation->setTransform(matrix); |
| 45 } |
| 46 |
| 47 double CompositorMutableState::scrollLeft() const |
| 48 { |
| 49 return m_scrollLayer ? m_scrollLayer->CurrentScrollOffset().x() : 0.0; |
| 50 } |
| 51 |
| 52 void CompositorMutableState::setScrollLeft(double scrollLeft) |
| 53 { |
| 54 if (!m_scrollLayer) |
| 55 return; |
| 56 |
| 57 gfx::ScrollOffset offset = m_scrollLayer->CurrentScrollOffset(); |
| 58 offset.set_x(scrollLeft); |
| 59 m_scrollLayer->OnScrollOffsetAnimated(offset); |
| 60 m_mutation->setScrollLeft(scrollLeft); |
| 61 } |
| 62 |
| 63 double CompositorMutableState::scrollTop() const |
| 64 { |
| 65 return m_scrollLayer ? m_scrollLayer->CurrentScrollOffset().y() : 0.0; |
| 66 } |
| 67 |
| 68 void CompositorMutableState::setScrollTop(double scrollTop) |
| 69 { |
| 70 if (!m_scrollLayer) |
| 71 return; |
| 72 gfx::ScrollOffset offset = m_scrollLayer->CurrentScrollOffset(); |
| 73 offset.set_y(scrollTop); |
| 74 m_scrollLayer->OnScrollOffsetAnimated(offset); |
| 75 m_mutation->setScrollTop(scrollTop); |
| 76 } |
| 77 |
| 78 } // namespace blink |
OLD | NEW |