Explicit animation support

ui/gfx/compositor/test_layer_animation_delegate.h

+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef UI_GFX_COMPOSITOR_TEST_LAYER_ANIMATION_DELEGATE_H_
+#define UI_GFX_COMPOSITOR_TEST_LAYER_ANIMATION_DELEGATE_H_
+#pragma once
+
+#include "base/compiler_specific.h"
+#include "ui/gfx/rect.h"
+#include "ui/gfx/transform.h"
+#include "ui/gfx/compositor/layer_animation_delegate.h"
+
+namespace ui {
+
+class TestLayerAnimationDelegate : public LayerAnimationDelegate {
+ public:
+  TestLayerAnimationDelegate();
+  virtual ~TestLayerAnimationDelegate();
+
+  // Implementation of LayerAnimationDelegate
+  virtual void SetBoundsFromAnimation(const gfx::Rect& bounds) OVERRIDE;
+  virtual void SetTransformFromAnimation(const Transform& transform) OVERRIDE;
+  virtual void SetOpacityFromAnimation(float opacity) OVERRIDE;
+  virtual void ScheduleDrawForAnimation() OVERRIDE;
+  virtual const gfx::Rect& GetBoundsForAnimation() const OVERRIDE;
+  virtual const Transform& GetTransformForAnimation() const OVERRIDE;
+  virtual float GetOpacityForAnimation() const OVERRIDE;
+
+ private:
+  gfx::Rect bounds_;
+  Transform transform_;
+  float opacity_;
+
+  // Allow copy and assign.
+};
+
+}  // namespace ui
+
+#endif  // UI_GFX_COMPOSITOR_TEST_LAYER_ANIMATION_DELEGATE_H_