cc/animation/layer_animation_event_observer.h

   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_ANIMATION_LAYER_ANIMATION_EVENT_OBSERVER_H_
   6 #define CC_ANIMATION_LAYER_ANIMATION_EVENT_OBSERVER_H_
   7
   8 #include "cc/base/cc_export.h"
   9
  10 namespace cc {
  11
  12 struct AnimationEvent;
  13
  14 class CC_EXPORT LayerAnimationEventObserver {
  15  public:
  16   virtual void OnAnimationStarted(const AnimationEvent& event) = 0;
  17
  18  protected:
  19   virtual ~LayerAnimationEventObserver() {}
  20 };
  21
  22 }  // namespace cc
  23
  24 #endif  // CC_ANIMATION_LAYER_ANIMATION_EVENT_OBSERVER_H_
  25