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// 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.
#include <memory>
#include "ash/ash_export.h"
#include "ui/gfx/animation/tween.h"
#include "ui/wm/core/window_animations.h"
namespace aura {
class Window;
namespace ui {
class LayerTreeOwner;
// This is only for animations specific to Ash. For window animations shared
// with desktop Chrome, see ui/views/corewm/window_animations.h.
namespace ash {
// Amount of time for the cross fade animation.
extern const int kCrossFadeDurationMS;
// Implementation of cross fading. Window is the window being cross faded. It
// should be at the target bounds. |old_layer_owner| contains the previous layer
// from |window|. |tween_type| specifies the tween type of the cross fade
// animation.
ASH_EXPORT base::TimeDelta CrossFadeAnimation(
aura::Window* window,
std::unique_ptr<ui::LayerTreeOwner> old_layer_owner,
gfx::Tween::Type tween_type);
ASH_EXPORT bool AnimateOnChildWindowVisibilityChanged(aura::Window* window,
bool visible);
// Creates vector of animation sequences that lasts for |duration| and changes
// brightness and grayscale to |target_value|. Caller takes ownership of
// returned LayerAnimationSequence objects.
ASH_EXPORT std::vector<ui::LayerAnimationSequence*>
CreateBrightnessGrayscaleAnimationSequence(float target_value,
base::TimeDelta duration);
// Returns the approximate bounds to which |window| will be animated when it
// is minimized. The bounds are approximate because the minimize animation
// involves rotation.
ASH_EXPORT gfx::Rect GetMinimizeAnimationTargetBoundsInScreen(
aura::Window* window);
} // namespace ash