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// Copyright 2014 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 ASH_DISPLAY_DISPLAY_ANIMATOR_H_
#define ASH_DISPLAY_DISPLAY_ANIMATOR_H_
#include <map>
#include "ash/ash_export.h"
#include "base/callback.h"
namespace ash {
// Interface class for animating display changes.
class ASH_EXPORT DisplayAnimator {
public:
virtual ~DisplayAnimator() {}
// Starts the fade-out animation for the all root windows. It will
// call |callback| once all of the animations have finished.
virtual void StartFadeOutAnimation(base::Closure callback) = 0;
// Starts the animation to clear the fade-out animation effect
// for the all root windows.
virtual void StartFadeInAnimation() = 0;
private:
DISALLOW_ASSIGN(DisplayAnimator);
};
} // namespace ash
#endif // ASH_DISPLAY_DISPLAY_ANIMATOR_H_
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