| // Copyright 2016 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_OVERLAY_SCROLLBAR_LAYER_IMPL_H_ |
| #define CC_LAYERS_PAINTED_OVERLAY_SCROLLBAR_LAYER_IMPL_H_ |
| |
| #include "cc/cc_export.h" |
| #include "cc/input/scrollbar.h" |
| #include "cc/layers/nine_patch_generator.h" |
| #include "cc/layers/scrollbar_layer_impl_base.h" |
| #include "cc/resources/ui_resource_client.h" |
| |
| namespace cc { |
| |
| class LayerTreeImpl; |
| |
| class CC_EXPORT PaintedOverlayScrollbarLayerImpl |
| : public ScrollbarLayerImplBase { |
| public: |
| static std::unique_ptr<PaintedOverlayScrollbarLayerImpl> Create( |
| LayerTreeImpl* tree_impl, |
| int id, |
| ScrollbarOrientation orientation, |
| bool is_left_side_vertical_scrollbar); |
| PaintedOverlayScrollbarLayerImpl(const PaintedOverlayScrollbarLayerImpl&) = |
| delete; |
| PaintedOverlayScrollbarLayerImpl& operator=( |
| const PaintedOverlayScrollbarLayerImpl&) = delete; |
| ~PaintedOverlayScrollbarLayerImpl() override; |
| |
| // LayerImpl implementation. |
| std::unique_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl) override; |
| void PushPropertiesTo(LayerImpl* layer) override; |
| |
| bool WillDraw(DrawMode draw_mode, |
| viz::ClientResourceProvider* resource_provider) override; |
| void AppendQuads(viz::RenderPass* render_pass, |
| AppendQuadsData* append_quads_data) override; |
| |
| void SetThumbThickness(int thumb_thickness); |
| void SetThumbLength(int thumb_length); |
| void SetTrackStart(int track_start); |
| void SetTrackLength(int track_length); |
| |
| void SetImageBounds(const gfx::Size& bounds); |
| void SetAperture(const gfx::Rect& aperture); |
| |
| void set_thumb_ui_resource_id(UIResourceId uid) { |
| thumb_ui_resource_id_ = uid; |
| } |
| |
| void set_track_ui_resource_id(UIResourceId uid) { |
| track_ui_resource_id_ = uid; |
| } |
| |
| bool HasFindInPageTickmarks() const override; |
| |
| protected: |
| PaintedOverlayScrollbarLayerImpl(LayerTreeImpl* tree_impl, |
| int id, |
| ScrollbarOrientation orientation, |
| bool is_left_side_vertical_scrollbar); |
| |
| // 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; |
| |
| void AppendThumbQuads(viz::RenderPass* render_pass, |
| AppendQuadsData* append_quads_data, |
| viz::SharedQuadState* shared_quad_state); |
| |
| void AppendTrackQuads(viz::RenderPass* render_pass, |
| AppendQuadsData* append_quads_data, |
| viz::SharedQuadState* shared_quad_state); |
| |
| UIResourceId thumb_ui_resource_id_; |
| UIResourceId track_ui_resource_id_; |
| |
| int thumb_thickness_; |
| int thumb_length_; |
| int track_start_; |
| int track_length_; |
| |
| gfx::Size image_bounds_; |
| gfx::Rect aperture_; |
| |
| NinePatchGenerator quad_generator_; |
| }; |
| |
| } // namespace cc |
| #endif // CC_LAYERS_PAINTED_OVERLAY_SCROLLBAR_LAYER_IMPL_H_ |