| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "cc/layers/solid_color_scrollbar_layer.h" |
| |
| #include "base/memory/scoped_ptr.h" |
| #include "cc/layers/layer_impl.h" |
| #include "cc/layers/solid_color_scrollbar_layer_impl.h" |
| |
| namespace cc { |
| |
| scoped_ptr<LayerImpl> SolidColorScrollbarLayer::CreateLayerImpl( |
| LayerTreeImpl* tree_impl) { |
| const bool kIsOverlayScrollbar = true; |
| return SolidColorScrollbarLayerImpl::Create(tree_impl, |
| id(), |
| orientation(), |
| thumb_thickness_, |
| track_start_, |
| is_left_side_vertical_scrollbar_, |
| kIsOverlayScrollbar); |
| } |
| |
| scoped_refptr<SolidColorScrollbarLayer> SolidColorScrollbarLayer::Create( |
| const LayerSettings& settings, |
| ScrollbarOrientation orientation, |
| int thumb_thickness, |
| int track_start, |
| bool is_left_side_vertical_scrollbar, |
| int scroll_layer_id) { |
| return make_scoped_refptr(new SolidColorScrollbarLayer( |
| settings, orientation, thumb_thickness, track_start, |
| is_left_side_vertical_scrollbar, scroll_layer_id)); |
| } |
| |
| SolidColorScrollbarLayer::SolidColorScrollbarLayer( |
| const LayerSettings& settings, |
| ScrollbarOrientation orientation, |
| int thumb_thickness, |
| int track_start, |
| bool is_left_side_vertical_scrollbar, |
| int scroll_layer_id) |
| : Layer(settings), |
| scroll_layer_id_(Layer::INVALID_ID), |
| clip_layer_id_(scroll_layer_id), |
| orientation_(orientation), |
| thumb_thickness_(thumb_thickness), |
| track_start_(track_start), |
| is_left_side_vertical_scrollbar_(is_left_side_vertical_scrollbar) { |
| } |
| |
| SolidColorScrollbarLayer::~SolidColorScrollbarLayer() {} |
| |
| ScrollbarLayerInterface* SolidColorScrollbarLayer::ToScrollbarLayer() { |
| return this; |
| } |
| |
| void SolidColorScrollbarLayer::PushPropertiesTo(LayerImpl* layer) { |
| Layer::PushPropertiesTo(layer); |
| PushScrollClipPropertiesTo(layer); |
| } |
| |
| void SolidColorScrollbarLayer::PushScrollClipPropertiesTo(LayerImpl* layer) { |
| SolidColorScrollbarLayerImpl* scrollbar_layer = |
| static_cast<SolidColorScrollbarLayerImpl*>(layer); |
| |
| scrollbar_layer->SetScrollLayerAndClipLayerByIds(scroll_layer_id_, |
| clip_layer_id_); |
| } |
| |
| void SolidColorScrollbarLayer::SetNeedsDisplayRect(const gfx::Rect& rect) { |
| // Never needs repaint. |
| } |
| |
| bool SolidColorScrollbarLayer::OpacityCanAnimateOnImplThread() const { |
| return true; |
| } |
| |
| int SolidColorScrollbarLayer::ScrollLayerId() const { |
| return scroll_layer_id_; |
| } |
| |
| void SolidColorScrollbarLayer::SetScrollLayer(int layer_id) { |
| if (layer_id == scroll_layer_id_) |
| return; |
| |
| scroll_layer_id_ = layer_id; |
| SetNeedsFullTreeSync(); |
| } |
| |
| void SolidColorScrollbarLayer::SetClipLayer(int layer_id) { |
| if (layer_id == clip_layer_id_) |
| return; |
| |
| clip_layer_id_ = layer_id; |
| SetNeedsFullTreeSync(); |
| } |
| |
| ScrollbarOrientation SolidColorScrollbarLayer::orientation() const { |
| return orientation_; |
| } |
| |
| } // namespace cc |