layer_animation_delegate.h revision 5821806d5e7f356e8fa4b058a389a808ea183019 
1// Copyright (c) 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 UI_COMPOSITOR_LAYER_ANIMATION_DELEGATE_H_
6#define UI_COMPOSITOR_LAYER_ANIMATION_DELEGATE_H_
7
8#include "third_party/skia/include/core/SkColor.h"
9#include "ui/compositor/compositor_export.h"
10#include "ui/gfx/rect.h"
11#include "ui/gfx/transform.h"
12
13namespace ui {
14
15// Layer animations interact with the layers using this interface.
16class COMPOSITOR_EXPORT LayerAnimationDelegate {
17 public:
18  virtual void SetBoundsFromAnimation(const gfx::Rect& bounds) = 0;
19  virtual void SetTransformFromAnimation(const gfx::Transform& transform) = 0;
20  virtual void SetOpacityFromAnimation(float opacity) = 0;
21  virtual void SetVisibilityFromAnimation(bool visibility) = 0;
22  virtual void SetBrightnessFromAnimation(float brightness) = 0;
23  virtual void SetGrayscaleFromAnimation(float grayscale) = 0;
24  virtual void SetColorFromAnimation(SkColor color) = 0;
25  virtual void ScheduleDrawForAnimation() = 0;
26  virtual const gfx::Rect& GetBoundsForAnimation() const = 0;
27  virtual const gfx::Transform& GetTransformForAnimation() const = 0;
28  virtual float GetOpacityForAnimation() const = 0;
29  virtual bool GetVisibilityForAnimation() const = 0;
30  virtual float GetBrightnessForAnimation() const = 0;
31  virtual float GetGrayscaleForAnimation() const = 0;
32  virtual SkColor GetColorForAnimation() const = 0;
33
34 protected:
35  virtual ~LayerAnimationDelegate() {}
36};
37
38}  // namespace ui
39
40#endif  // UI_COMPOSITOR_LAYER_ANIMATION_DELEGATE_H_
41