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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_LINEAR_ANIMATION_H_ | 5 #ifndef UI_BASE_ANIMATION_LINEAR_ANIMATION_H_ |
6 #define UI_BASE_ANIMATION_LINEAR_ANIMATION_H_ | 6 #define UI_BASE_ANIMATION_LINEAR_ANIMATION_H_ |
7 | 7 |
8 #include "base/time/time.h" | 8 #include "base/time/time.h" |
9 #include "ui/base/animation/animation.h" | 9 #include "ui/gfx/animation/animation.h" |
10 | 10 |
11 namespace ui { | 11 namespace gfx { |
12 | 12 |
13 class AnimationDelegate; | 13 class AnimationDelegate; |
14 | 14 |
15 // Linear time bounded animation. As the animation progresses AnimateToState is | 15 // Linear time bounded animation. As the animation progresses AnimateToState is |
16 // invoked. | 16 // invoked. |
17 class UI_EXPORT LinearAnimation : public Animation { | 17 class GFX_EXPORT LinearAnimation : public Animation { |
18 public: | 18 public: |
19 // Initializes everything except the duration. | 19 // Initializes everything except the duration. |
20 // | 20 // |
21 // Caller must make sure to call SetDuration() if they use this | 21 // Caller must make sure to call SetDuration() if they use this |
22 // constructor; it is preferable to use the full one, but sometimes | 22 // constructor; it is preferable to use the full one, but sometimes |
23 // duration can change between calls to Start() and we need to | 23 // duration can change between calls to Start() and we need to |
24 // expose this interface. | 24 // expose this interface. |
25 LinearAnimation(int frame_rate, AnimationDelegate* delegate); | 25 LinearAnimation(int frame_rate, AnimationDelegate* delegate); |
26 | 26 |
27 // Initializes all fields. | 27 // Initializes all fields. |
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67 // Current state, on a scale from 0.0 to 1.0. | 67 // Current state, on a scale from 0.0 to 1.0. |
68 double state_; | 68 double state_; |
69 | 69 |
70 // If true, we're in end. This is used to determine if the animation should | 70 // If true, we're in end. This is used to determine if the animation should |
71 // be advanced to the end from AnimationStopped. | 71 // be advanced to the end from AnimationStopped. |
72 bool in_end_; | 72 bool in_end_; |
73 | 73 |
74 DISALLOW_COPY_AND_ASSIGN(LinearAnimation); | 74 DISALLOW_COPY_AND_ASSIGN(LinearAnimation); |
75 }; | 75 }; |
76 | 76 |
77 } // namespace ui | 77 } // namespace gfx |
78 | 78 |
79 #endif // APP_LINEAR_ANIMATION_H_ | 79 #endif // APP_LINEAR_ANIMATION_H_ |
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