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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 #ifndef CC_LAYERS_SCROLLBAR_LAYER_IMPL_BASE_H_ | 5 #ifndef CC_LAYERS_SCROLLBAR_LAYER_IMPL_BASE_H_ |
6 #define CC_LAYERS_SCROLLBAR_LAYER_IMPL_BASE_H_ | 6 #define CC_LAYERS_SCROLLBAR_LAYER_IMPL_BASE_H_ |
7 | 7 |
8 #include "base/macros.h" | 8 #include "base/macros.h" |
9 #include "cc/cc_export.h" | 9 #include "cc/cc_export.h" |
10 #include "cc/input/scrollbar.h" | 10 #include "cc/input/scrollbar.h" |
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49 // Thumb quad rect in layer space. | 49 // Thumb quad rect in layer space. |
50 virtual gfx::Rect ComputeThumbQuadRect() const; | 50 virtual gfx::Rect ComputeThumbQuadRect() const; |
51 | 51 |
52 float thumb_thickness_scale_factor() { | 52 float thumb_thickness_scale_factor() { |
53 return thumb_thickness_scale_factor_; | 53 return thumb_thickness_scale_factor_; |
54 } | 54 } |
55 bool SetThumbThicknessScaleFactor(float thumb_thickness_scale_factor); | 55 bool SetThumbThicknessScaleFactor(float thumb_thickness_scale_factor); |
56 | 56 |
57 virtual int ThumbThickness() const = 0; | 57 virtual int ThumbThickness() const = 0; |
58 | 58 |
| 59 // TODO(crbug.com/702832): No need for this function once there is element id |
| 60 // on overlay scrollbar layers. |
| 61 void SetOverlayScrollbarLayerOpacityAnimated(float opacity); |
| 62 |
59 protected: | 63 protected: |
60 ScrollbarLayerImplBase(LayerTreeImpl* tree_impl, | 64 ScrollbarLayerImplBase(LayerTreeImpl* tree_impl, |
61 int id, | 65 int id, |
62 ScrollbarOrientation orientation, | 66 ScrollbarOrientation orientation, |
63 bool is_left_side_vertical_scrollbar, | 67 bool is_left_side_vertical_scrollbar, |
64 bool is_overlay); | 68 bool is_overlay); |
65 ~ScrollbarLayerImplBase() override; | 69 ~ScrollbarLayerImplBase() override; |
66 | 70 |
67 virtual int ThumbLength() const = 0; | 71 virtual int ThumbLength() const = 0; |
68 virtual float TrackLength() const = 0; | 72 virtual float TrackLength() const = 0; |
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87 float vertical_adjust_; | 91 float vertical_adjust_; |
88 | 92 |
89 DISALLOW_COPY_AND_ASSIGN(ScrollbarLayerImplBase); | 93 DISALLOW_COPY_AND_ASSIGN(ScrollbarLayerImplBase); |
90 }; | 94 }; |
91 | 95 |
92 typedef std::set<ScrollbarLayerImplBase*> ScrollbarSet; | 96 typedef std::set<ScrollbarLayerImplBase*> ScrollbarSet; |
93 | 97 |
94 } // namespace cc | 98 } // namespace cc |
95 | 99 |
96 #endif // CC_LAYERS_SCROLLBAR_LAYER_IMPL_BASE_H_ | 100 #endif // CC_LAYERS_SCROLLBAR_LAYER_IMPL_BASE_H_ |
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