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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_H_ | 5 #ifndef CC_INPUT_BROWSER_CONTROLS_OFFSET_MANAGER_H_ |
6 #define CC_INPUT_BROWSER_CONTROLS_OFFSET_MANAGER_H_ | 6 #define CC_INPUT_BROWSER_CONTROLS_OFFSET_MANAGER_H_ |
7 | 7 |
8 #include <memory> | 8 #include <memory> |
9 | 9 |
10 #include "base/macros.h" | 10 #include "base/macros.h" |
11 #include "base/memory/weak_ptr.h" | |
12 #include "base/time/time.h" | 11 #include "base/time/time.h" |
13 #include "cc/input/browser_controls_state.h" | 12 #include "cc/input/browser_controls_state.h" |
14 #include "cc/layers/layer_impl.h" | 13 #include "cc/layers/layer_impl.h" |
15 #include "ui/gfx/geometry/size.h" | 14 #include "ui/gfx/geometry/size.h" |
16 #include "ui/gfx/geometry/vector2d_f.h" | 15 #include "ui/gfx/geometry/vector2d_f.h" |
17 | 16 |
18 namespace cc { | 17 namespace cc { |
19 | 18 |
20 class BrowserControlsOffsetManagerClient; | 19 class BrowserControlsOffsetManagerClient; |
21 | 20 |
22 // Manages the position of the browser controls. | 21 // Manages the position of the browser controls. |
23 class CC_EXPORT BrowserControlsOffsetManager | 22 class CC_EXPORT BrowserControlsOffsetManager { |
24 : public base::SupportsWeakPtr<BrowserControlsOffsetManager> { | |
25 public: | 23 public: |
26 enum AnimationDirection { NO_ANIMATION, SHOWING_CONTROLS, HIDING_CONTROLS }; | 24 enum AnimationDirection { NO_ANIMATION, SHOWING_CONTROLS, HIDING_CONTROLS }; |
27 | 25 |
28 static std::unique_ptr<BrowserControlsOffsetManager> Create( | 26 static std::unique_ptr<BrowserControlsOffsetManager> Create( |
29 BrowserControlsOffsetManagerClient* client, | 27 BrowserControlsOffsetManagerClient* client, |
30 float controls_show_threshold, | 28 float controls_show_threshold, |
31 float controls_hide_threshold); | 29 float controls_hide_threshold); |
32 virtual ~BrowserControlsOffsetManager(); | 30 virtual ~BrowserControlsOffsetManager(); |
33 | 31 |
34 // The offset from the window top to the top edge of the controls. Runs from 0 | 32 // The offset from the window top to the top edge of the controls. Runs from 0 |
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107 float controls_hide_threshold_; | 105 float controls_hide_threshold_; |
108 | 106 |
109 bool pinch_gesture_active_; | 107 bool pinch_gesture_active_; |
110 | 108 |
111 DISALLOW_COPY_AND_ASSIGN(BrowserControlsOffsetManager); | 109 DISALLOW_COPY_AND_ASSIGN(BrowserControlsOffsetManager); |
112 }; | 110 }; |
113 | 111 |
114 } // namespace cc | 112 } // namespace cc |
115 | 113 |
116 #endif // CC_INPUT_BROWSER_CONTROLS_OFFSET_MANAGER_H_ | 114 #endif // CC_INPUT_BROWSER_CONTROLS_OFFSET_MANAGER_H_ |
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