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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_H_ | 5 #ifndef UI_BASE_ANIMATION_ANIMATION_H_ |
6 #define UI_BASE_ANIMATION_ANIMATION_H_ | 6 #define UI_BASE_ANIMATION_ANIMATION_H_ |
7 | 7 |
8 #include "base/compiler_specific.h" | 8 #include "base/compiler_specific.h" |
9 #include "base/memory/ref_counted.h" | 9 #include "base/memory/ref_counted.h" |
10 #include "base/time/time.h" | 10 #include "base/time/time.h" |
11 #include "ui/base/animation/animation_container_element.h" | 11 #include "ui/gfx/animation/animation_container_element.h" |
12 | 12 |
13 namespace gfx { | 13 namespace gfx { |
14 class Rect; | 14 class Rect; |
15 } | 15 } |
16 | 16 |
17 namespace ui { | 17 namespace gfx { |
18 | 18 |
19 class AnimationContainer; | 19 class AnimationContainer; |
20 class AnimationDelegate; | 20 class AnimationDelegate; |
21 | 21 |
22 // Base class used in implementing animations. You only need use this class if | 22 // Base class used in implementing animations. You only need use this class if |
23 // you're implementing a new animation type, otherwise you'll likely want one of | 23 // you're implementing a new animation type, otherwise you'll likely want one of |
24 // LinearAnimation, SlideAnimation, ThrobAnimation or MultiAnimation. | 24 // LinearAnimation, SlideAnimation, ThrobAnimation or MultiAnimation. |
25 // | 25 // |
26 // To subclass override Step, which is invoked as the animation progresses and | 26 // To subclass override Step, which is invoked as the animation progresses and |
27 // GetCurrentValue() to return the value appropriate to the animation. | 27 // GetCurrentValue() to return the value appropriate to the animation. |
28 class UI_EXPORT Animation : public AnimationContainerElement { | 28 class GFX_EXPORT Animation : public AnimationContainerElement { |
29 public: | 29 public: |
30 explicit Animation(base::TimeDelta timer_interval); | 30 explicit Animation(base::TimeDelta timer_interval); |
31 virtual ~Animation(); | 31 virtual ~Animation(); |
32 | 32 |
33 // Starts the animation. Does nothing if the animation is already running. | 33 // Starts the animation. Does nothing if the animation is already running. |
34 void Start(); | 34 void Start(); |
35 | 35 |
36 // Stops the animation. Does nothing if the animation is not running. | 36 // Stops the animation. Does nothing if the animation is not running. |
37 void Stop(); | 37 void Stop(); |
38 | 38 |
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97 | 97 |
98 // Container we're in. If non-null we're animating. | 98 // Container we're in. If non-null we're animating. |
99 scoped_refptr<AnimationContainer> container_; | 99 scoped_refptr<AnimationContainer> container_; |
100 | 100 |
101 // Time we started at. | 101 // Time we started at. |
102 base::TimeTicks start_time_; | 102 base::TimeTicks start_time_; |
103 | 103 |
104 DISALLOW_COPY_AND_ASSIGN(Animation); | 104 DISALLOW_COPY_AND_ASSIGN(Animation); |
105 }; | 105 }; |
106 | 106 |
107 } // namespace ui | 107 } // namespace gfx |
108 | 108 |
109 #endif // UI_BASE_ANIMATION_ANIMATION_H_ | 109 #endif // UI_BASE_ANIMATION_ANIMATION_H_ |
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