diff options
Diffstat (limited to 'chromium/ash/display/output_configurator_animation.h')
-rw-r--r-- | chromium/ash/display/output_configurator_animation.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/chromium/ash/display/output_configurator_animation.h b/chromium/ash/display/output_configurator_animation.h new file mode 100644 index 00000000000..f53ffa58656 --- /dev/null +++ b/chromium/ash/display/output_configurator_animation.h @@ -0,0 +1,67 @@ +// Copyright (c) 2012 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_OUTPUT_CONFIGURATOR_ANIMATION_H_ +#define ASH_DISPLAY_OUTPUT_CONFIGURATOR_ANIMATION_H_ + +#include <map> + +#include "ash/ash_export.h" +#include "base/callback.h" +#include "base/timer/timer.h" +#include "chromeos/display/output_configurator.h" + +namespace aura { +class RootWindow; +class Window; +} // namespace aura + +namespace ui { +class Layer; +} // namespace ui + +namespace ash { +namespace internal { + +// OutputConfiguratorAnimation provides the visual effects for +// chromeos::OutputConfigurator, such like fade-out/in during changing +// the display mode. +class ASH_EXPORT OutputConfiguratorAnimation + : public chromeos::OutputConfigurator::Observer { + public: + OutputConfiguratorAnimation(); + virtual ~OutputConfiguratorAnimation(); + + // Starts the fade-out animation for the all root windows. It will + // call |callback| once all of the animations have finished. + void StartFadeOutAnimation(base::Closure callback); + + // Starts the animation to clear the fade-out animation effect + // for the all root windows. + void StartFadeInAnimation(); + + protected: + // chromeos::OutputConfigurator::Observer overrides: + virtual void OnDisplayModeChanged( + const std::vector<chromeos::OutputConfigurator::OutputSnapshot>& outputs) + OVERRIDE; + virtual void OnDisplayModeChangeFailed( + chromeos::OutputState 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*, ui::Layer*> hiding_layers_; + scoped_ptr<base::OneShotTimer<OutputConfiguratorAnimation> > timer_; + + DISALLOW_COPY_AND_ASSIGN(OutputConfiguratorAnimation); +}; + +} // namespace internal +} // namespace ash + +#endif // ASH_DISPLAY_OUTPUT_CONFIGURATION_CONTROLLER_H_ |