| // 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. |
| |
| #ifndef CC_LAYERS_PAINTED_SCROLLBAR_LAYER_IMPL_H_ |
| #define CC_LAYERS_PAINTED_SCROLLBAR_LAYER_IMPL_H_ |
| |
| #include "cc/base/cc_export.h" |
| #include "cc/input/scrollbar.h" |
| #include "cc/layers/scrollbar_layer_impl_base.h" |
| #include "cc/resources/ui_resource_client.h" |
| |
| namespace cc { |
| |
| class LayerTreeImpl; |
| class ScrollView; |
| |
| class CC_EXPORT PaintedScrollbarLayerImpl : public ScrollbarLayerImplBase { |
| public: |
| static scoped_ptr<PaintedScrollbarLayerImpl> Create( |
| LayerTreeImpl* tree_impl, |
| int id, |
| ScrollbarOrientation orientation); |
| ~PaintedScrollbarLayerImpl() override; |
| |
| // LayerImpl implementation. |
| scoped_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl) override; |
| void PushPropertiesTo(LayerImpl* layer) override; |
| |
| bool WillDraw(DrawMode draw_mode, |
| ResourceProvider* resource_provider) override; |
| void AppendQuads(RenderPass* render_pass, |
| AppendQuadsData* append_quads_data) override; |
| gfx::Rect GetEnclosingRectInTargetSpace() const override; |
| |
| void SetThumbThickness(int thumb_thickness); |
| void SetThumbLength(int thumb_length); |
| void SetTrackStart(int track_start); |
| void SetTrackLength(int track_length); |
| |
| void set_track_ui_resource_id(UIResourceId uid) { |
| track_ui_resource_id_ = uid; |
| } |
| void set_thumb_ui_resource_id(UIResourceId uid) { |
| thumb_ui_resource_id_ = uid; |
| } |
| |
| void set_internal_contents_scale_and_bounds(float content_scale, |
| const gfx::Size& content_bounds) { |
| internal_contents_scale_ = content_scale; |
| internal_content_bounds_ = content_bounds; |
| } |
| |
| protected: |
| PaintedScrollbarLayerImpl(LayerTreeImpl* tree_impl, |
| int id, |
| ScrollbarOrientation orientation); |
| |
| // ScrollbarLayerImplBase implementation. |
| int ThumbThickness() const override; |
| int ThumbLength() const override; |
| float TrackLength() const override; |
| int TrackStart() const override; |
| bool IsThumbResizable() const override; |
| |
| private: |
| const char* LayerTypeAsString() const override; |
| |
| UIResourceId track_ui_resource_id_; |
| UIResourceId thumb_ui_resource_id_; |
| |
| float internal_contents_scale_; |
| gfx::Size internal_content_bounds_; |
| |
| int thumb_thickness_; |
| int thumb_length_; |
| int track_start_; |
| int track_length_; |
| |
| DISALLOW_COPY_AND_ASSIGN(PaintedScrollbarLayerImpl); |
| }; |
| |
| } // namespace cc |
| #endif // CC_LAYERS_PAINTED_SCROLLBAR_LAYER_IMPL_H_ |