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| 1 // Copyright 2014 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 UI_COMPOSITOR_COMPOSITOR_ANIMATION_OBSERVER_H_ | |
| 6 #define UI_COMPOSITOR_COMPOSITOR_ANIMATION_OBSERVER_H_ | |
| 7 | |
| 8 #include "base/time/time.h" | |
| 9 #include "ui/compositor/compositor_export.h" | |
| 10 | |
| 11 namespace ui { | |
| 12 | |
| 13 class COMPOSITOR_EXPORT CompositorAnimationObserver { | |
| 14 public: | |
| 15 virtual ~CompositorAnimationObserver() {} | |
| 16 | |
| 17 virtual void OnAnimationStep(base::TimeTicks timestamp) = 0; | |
| 18 }; | |
| 19 | |
| 20 } // namespace ui | |
| 21 | |
| 22 #endif // UI_COMPOSITOR_COMPOSITOR_ANIMATION_OBSERVER_H_ | |
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