blob: f2cda84d6530422d7597c52aba185e9020174f8f [file] [log] [blame]
// 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_CHROMEOS_H_
#define ASH_DISPLAY_DISPLAY_ANIMATOR_CHROMEOS_H_
#include <map>
#include <memory>
#include "ash/ash_export.h"
#include "ash/display/display_animator.h"
#include "base/callback.h"
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "base/timer/timer.h"
#include "ui/display/chromeos/display_configurator.h"
namespace aura {
class RootWindow;
class Window;
} // namespace aura
namespace ui {
class Layer;
} // namespace ui
namespace ash {
// DisplayAnimatorChromeOS provides the visual effects for
// ui::DisplayConfigurator, such like fade-out/in during changing
// the display mode.
class ASH_EXPORT DisplayAnimatorChromeOS
: public DisplayAnimator,
public ui::DisplayConfigurator::Observer {
public:
DisplayAnimatorChromeOS();
~DisplayAnimatorChromeOS() override;
// DisplayAnimator
void StartFadeOutAnimation(base::Closure callback) override;
void StartFadeInAnimation() override;
protected:
// ui::DisplayConfigurator::Observer overrides:
void OnDisplayModeChanged(
const ui::DisplayConfigurator::DisplayStateList& outputs) override;
void OnDisplayModeChangeFailed(
const ui::DisplayConfigurator::DisplayStateList& displays,
ui::MultipleDisplayState failed_new_state) override;
private:
// Clears all hiding layers. Note that in case that this method is called
// during an animation, the method call will cancel all of the animations
// and *not* call the registered callback.
void ClearHidingLayers();
std::map<aura::Window*, std::unique_ptr<ui::Layer>> hiding_layers_;
std::unique_ptr<base::OneShotTimer> timer_;
base::WeakPtrFactory<DisplayAnimatorChromeOS> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(DisplayAnimatorChromeOS);
};
} // namespace ash
#endif // ASH_DISPLAY_DISPLAY_ANIMATOR_CHROMEOS_H_