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1 // Copyright 2012 The Chromium Authors. All rights reserved. | 1 // Copyright 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 CC_LAYER_ANIMATION_EVENT_OBSERVER_H_ | 5 #ifndef CC_LAYER_ANIMATION_EVENT_OBSERVER_H_ |
6 #define CC_LAYER_ANIMATION_EVENT_OBSERVER_H_ | 6 #define CC_LAYER_ANIMATION_EVENT_OBSERVER_H_ |
7 | 7 |
8 namespace cc { | 8 namespace cc { |
9 | 9 |
10 class CC_EXPORT LayerAnimationEventObserver { | 10 class CC_EXPORT LayerAnimationEventObserver { |
11 public: | 11 public: |
12 virtual void OnAnimationStarted(const AnimationEvent& event) = 0; | 12 virtual void OnAnimationStarted(const AnimationEvent& event) = 0; |
| 13 |
| 14 protected: |
| 15 virtual ~LayerAnimationEventObserver() { } |
13 }; | 16 }; |
14 | 17 |
15 } // namespace cc | 18 } // namespace cc |
16 | 19 |
17 #endif // CC_LAYER_ANIMATION_EVENT_OBSERVER_H_ | 20 #endif // CC_LAYER_ANIMATION_EVENT_OBSERVER_H_ |
18 | 21 |
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