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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 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 | 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_INPUT_BROWSER_CONTROLS_OFFSET_MANAGER_CLIENT_H_ | 5 #ifndef CC_INPUT_BROWSER_CONTROLS_OFFSET_MANAGER_CLIENT_H_ |
6 #define CC_INPUT_BROWSER_CONTROLS_OFFSET_MANAGER_CLIENT_H_ | 6 #define CC_INPUT_BROWSER_CONTROLS_OFFSET_MANAGER_CLIENT_H_ |
7 | 7 |
8 namespace cc { | 8 namespace cc { |
9 | 9 |
10 class LayerTreeImpl; | |
11 | |
12 class CC_EXPORT BrowserControlsOffsetManagerClient { | 10 class CC_EXPORT BrowserControlsOffsetManagerClient { |
13 public: | 11 public: |
14 virtual float TopControlsHeight() const = 0; | 12 virtual float TopControlsHeight() const = 0; |
15 virtual float BottomControlsHeight() const = 0; | 13 virtual float BottomControlsHeight() const = 0; |
16 virtual void SetCurrentBrowserControlsShownRatio(float ratio) = 0; | 14 virtual void SetCurrentBrowserControlsShownRatio(float ratio) = 0; |
17 virtual float CurrentBrowserControlsShownRatio() const = 0; | 15 virtual float CurrentBrowserControlsShownRatio() const = 0; |
18 virtual void DidChangeBrowserControlsPosition() = 0; | 16 virtual void DidChangeBrowserControlsPosition() = 0; |
19 virtual bool HaveRootScrollLayer() const = 0; | 17 virtual bool HaveRootScrollLayer() const = 0; |
20 | 18 |
21 protected: | 19 protected: |
22 virtual ~BrowserControlsOffsetManagerClient() {} | 20 virtual ~BrowserControlsOffsetManagerClient() {} |
23 }; | 21 }; |
24 | 22 |
25 } // namespace cc | 23 } // namespace cc |
26 | 24 |
27 #endif // CC_INPUT_BROWSER_CONTROLS_OFFSET_MANAGER_CLIENT_H_ | 25 #endif // CC_INPUT_BROWSER_CONTROLS_OFFSET_MANAGER_CLIENT_H_ |
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