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.
5 #ifndef CC_ANIMATION_LAYER_ANIMATION_VALUE_OBSERVER_H_
6 #define CC_ANIMATION_LAYER_ANIMATION_VALUE_OBSERVER_H_
8 #include "cc/base/cc_export.h"
12 class CC_EXPORT LayerAnimationValueObserver {
14 virtual ~LayerAnimationValueObserver() {}
16 virtual void OnFilterAnimated(const FilterOperations& filters) = 0;
17 virtual void OnOpacityAnimated(float opacity) = 0;
18 virtual void OnTransformAnimated(const gfx::Transform& transform) = 0;
19 virtual bool IsActive() const = 0;
24 #endif // CC_ANIMATION_LAYER_ANIMATION_VALUE_OBSERVER_H_