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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 UI_BASE_ANIMATION_ANIMATION_CONTAINER_H_ | 5 #ifndef UI_BASE_ANIMATION_ANIMATION_CONTAINER_H_ |
6 #define UI_BASE_ANIMATION_ANIMATION_CONTAINER_H_ | 6 #define UI_BASE_ANIMATION_ANIMATION_CONTAINER_H_ |
7 | 7 |
8 #include <set> | 8 #include <set> |
9 | 9 |
10 #include "base/memory/ref_counted.h" | 10 #include "base/memory/ref_counted.h" |
11 #include "base/time/time.h" | 11 #include "base/time/time.h" |
12 #include "base/timer/timer.h" | 12 #include "base/timer/timer.h" |
13 #include "ui/base/ui_export.h" | 13 #include "ui/gfx/gfx_export.h" |
14 | 14 |
15 namespace ui { | 15 namespace gfx { |
16 | 16 |
17 class AnimationContainerElement; | 17 class AnimationContainerElement; |
18 class AnimationContainerObserver; | 18 class AnimationContainerObserver; |
19 | 19 |
20 // AnimationContainer is used by Animation to manage the underlying timer. | 20 // AnimationContainer is used by Animation to manage the underlying timer. |
21 // Internally each Animation creates a single AnimationContainer. You can | 21 // Internally each Animation creates a single AnimationContainer. You can |
22 // group a set of Animations into the same AnimationContainer by way of | 22 // group a set of Animations into the same AnimationContainer by way of |
23 // Animation::SetContainer. Grouping a set of Animations into the same | 23 // Animation::SetContainer. Grouping a set of Animations into the same |
24 // AnimationContainer ensures they all update and start at the same time. | 24 // AnimationContainer ensures they all update and start at the same time. |
25 // | 25 // |
26 // AnimationContainer is ref counted. Each Animation contained within the | 26 // AnimationContainer is ref counted. Each Animation contained within the |
27 // AnimationContainer own it. | 27 // AnimationContainer own it. |
28 class UI_EXPORT AnimationContainer | 28 class GFX_EXPORT AnimationContainer |
29 : public base::RefCounted<AnimationContainer> { | 29 : public base::RefCounted<AnimationContainer> { |
30 public: | 30 public: |
31 AnimationContainer(); | 31 AnimationContainer(); |
32 | 32 |
33 // Invoked by Animation when it needs to start. Starts the timer if necessary. | 33 // Invoked by Animation when it needs to start. Starts the timer if necessary. |
34 // NOTE: This is invoked by Animation for you, you shouldn't invoke this | 34 // NOTE: This is invoked by Animation for you, you shouldn't invoke this |
35 // directly. | 35 // directly. |
36 void Start(AnimationContainerElement* animation); | 36 void Start(AnimationContainerElement* animation); |
37 | 37 |
38 // Invoked by Animation when it needs to stop. If there are no more animations | 38 // Invoked by Animation when it needs to stop. If there are no more animations |
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79 // Minimum interval the timers run at. | 79 // Minimum interval the timers run at. |
80 base::TimeDelta min_timer_interval_; | 80 base::TimeDelta min_timer_interval_; |
81 | 81 |
82 base::RepeatingTimer<AnimationContainer> timer_; | 82 base::RepeatingTimer<AnimationContainer> timer_; |
83 | 83 |
84 AnimationContainerObserver* observer_; | 84 AnimationContainerObserver* observer_; |
85 | 85 |
86 DISALLOW_COPY_AND_ASSIGN(AnimationContainer); | 86 DISALLOW_COPY_AND_ASSIGN(AnimationContainer); |
87 }; | 87 }; |
88 | 88 |
89 } // namespace ui | 89 } // namespace gfx |
90 | 90 |
91 #endif // UI_BASE_ANIMATION_ANIMATION_CONTAINER_H_ | 91 #endif // UI_BASE_ANIMATION_ANIMATION_CONTAINER_H_ |
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