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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef CC_LAYER_ANIMATION_VALUE_OBSERVER_H_ | |
| 6 #define CC_LAYER_ANIMATION_VALUE_OBSERVER_H_ | |
| 7 | |
| 8 namespace cc { | |
| 9 | |
| 10 class CC_EXPORT LayerAnimationValueObserver { | |
| 11 public: | |
| 12 virtual ~LayerAnimationValueObserver() { } | |
| 13 | |
| 14 virtual void OnOpacityAnimated(float) = 0; | |
| 15 virtual void OnTransformAnimated(const gfx::Transform&) = 0; | |
| 16 | |
| 17 virtual bool IsActive() const = 0; | |
| 18 }; | |
| 19 | |
| 20 } // namespace cc | |
| 21 | |
| 22 #endif // CC_LAYER_ANIMATION_VALUE_OBSERVER_H_ | |
| 23 | |
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