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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 ASH_TOUCH_TOUCH_OBSERVER_UMA_H_ | 5 #ifndef ASH_TOUCH_TOUCH_OBSERVER_UMA_H_ |
6 #define ASH_TOUCH_TOUCH_OBSERVER_UMA_H_ | 6 #define ASH_TOUCH_TOUCH_OBSERVER_UMA_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 | 9 |
10 #include "ash/shell.h" | 10 #include "ash/shell.h" |
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53 // Returns the singleton instance. | 53 // Returns the singleton instance. |
54 static TouchUMA* GetInstance(); | 54 static TouchUMA* GetInstance(); |
55 | 55 |
56 void RecordGestureEvent(aura::Window* target, | 56 void RecordGestureEvent(aura::Window* target, |
57 const ui::GestureEvent& event); | 57 const ui::GestureEvent& event); |
58 void RecordGestureAction(GestureActionType action); | 58 void RecordGestureAction(GestureActionType action); |
59 void RecordTouchEvent(aura::Window* target, | 59 void RecordTouchEvent(aura::Window* target, |
60 const ui::TouchEvent& event); | 60 const ui::TouchEvent& event); |
61 | 61 |
62 private: | 62 private: |
63 friend struct DefaultSingletonTraits<TouchUMA>; | 63 friend struct base::DefaultSingletonTraits<TouchUMA>; |
64 | 64 |
65 TouchUMA(); | 65 TouchUMA(); |
66 ~TouchUMA(); | 66 ~TouchUMA(); |
67 | 67 |
68 void UpdateTouchState(const ui::TouchEvent& event); | 68 void UpdateTouchState(const ui::TouchEvent& event); |
69 GestureActionType FindGestureActionType(aura::Window* window, | 69 GestureActionType FindGestureActionType(aura::Window* window, |
70 const ui::GestureEvent& event); | 70 const ui::GestureEvent& event); |
71 | 71 |
72 bool is_single_finger_gesture_; | 72 bool is_single_finger_gesture_; |
73 // These are used to measure the number of touch-start events we receive in a | 73 // These are used to measure the number of touch-start events we receive in a |
74 // quick succession, regardless of the target window. | 74 // quick succession, regardless of the target window. |
75 bool touch_in_progress_; | 75 bool touch_in_progress_; |
76 int burst_length_; | 76 int burst_length_; |
77 base::TimeDelta last_touch_down_time_; | 77 base::TimeDelta last_touch_down_time_; |
78 | 78 |
79 DISALLOW_COPY_AND_ASSIGN(TouchUMA); | 79 DISALLOW_COPY_AND_ASSIGN(TouchUMA); |
80 }; | 80 }; |
81 | 81 |
82 } // namespace ash | 82 } // namespace ash |
83 | 83 |
84 #endif // ASH_TOUCH_TOUCH_OBSERVER_UMA_H_ | 84 #endif // ASH_TOUCH_TOUCH_OBSERVER_UMA_H_ |
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