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1 // Copyright (c) 2010 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 // Inspired by NSAnimation | |
5 | 4 |
6 #ifndef APP_LINEAR_ANIMATION_H_ | 5 #ifndef UI_BASE_ANIMATION_LINEAR_ANIMATION_H_ |
7 #define APP_LINEAR_ANIMATION_H_ | 6 #define UI_BASE_ANIMATION_LINEAR_ANIMATION_H_ |
8 #pragma once | 7 #pragma once |
9 | 8 |
10 #include "app/animation.h" | |
11 #include "base/time.h" | 9 #include "base/time.h" |
| 10 #include "ui/base/animation/animation.h" |
| 11 |
| 12 namespace ui { |
12 | 13 |
13 class AnimationDelegate; | 14 class AnimationDelegate; |
14 | 15 |
15 // Linear time bounded animation. As the animation progresses AnimateToState is | 16 // Linear time bounded animation. As the animation progresses AnimateToState is |
16 // invoked. | 17 // invoked. |
17 class LinearAnimation : public Animation { | 18 class LinearAnimation : public Animation { |
18 public: | 19 public: |
19 // Initializes everything except the duration. | 20 // Initializes everything except the duration. |
20 // | 21 // |
21 // Caller must make sure to call SetDuration() if they use this | 22 // Caller must make sure to call SetDuration() if they use this |
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61 // Current state, on a scale from 0.0 to 1.0. | 62 // Current state, on a scale from 0.0 to 1.0. |
62 double state_; | 63 double state_; |
63 | 64 |
64 // If true, we're in end. This is used to determine if the animation should | 65 // If true, we're in end. This is used to determine if the animation should |
65 // be advanced to the end from AnimationStopped. | 66 // be advanced to the end from AnimationStopped. |
66 bool in_end_; | 67 bool in_end_; |
67 | 68 |
68 DISALLOW_COPY_AND_ASSIGN(LinearAnimation); | 69 DISALLOW_COPY_AND_ASSIGN(LinearAnimation); |
69 }; | 70 }; |
70 | 71 |
| 72 } // namespace ui |
| 73 |
71 #endif // APP_LINEAR_ANIMATION_H_ | 74 #endif // APP_LINEAR_ANIMATION_H_ |
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