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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef UI_WM_CORE_WINDOW_ANIMATIONS_H_ | |
| 6 #define UI_WM_CORE_WINDOW_ANIMATIONS_H_ | |
| 7 | |
| 8 #include <vector> | |
| 9 | |
| 10 #include "ui/compositor/scoped_layer_animation_settings.h" | |
| 11 #include "ui/wm/wm_export.h" | |
| 12 | |
| 13 namespace aura { | |
| 14 class Window; | |
| 15 } | |
| 16 namespace base { | |
| 17 class TimeDelta; | |
| 18 } | |
| 19 namespace gfx { | |
| 20 class Rect; | |
| 21 } | |
| 22 namespace ui { | |
| 23 class ImplicitAnimationObserver; | |
| 24 class Layer; | |
| 25 class LayerAnimationSequence; | |
| 26 } | |
| 27 | |
| 28 namespace wm { | |
| 29 | |
| 30 // A variety of canned animations for window transitions. | |
| 31 enum WindowVisibilityAnimationType { | |
| 32 WINDOW_VISIBILITY_ANIMATION_TYPE_DEFAULT = 0, // Default. Lets the system | |
| 33 // decide based on window | |
| 34 // type. | |
| 35 WINDOW_VISIBILITY_ANIMATION_TYPE_DROP, // Window shrinks in. | |
| 36 WINDOW_VISIBILITY_ANIMATION_TYPE_VERTICAL, // Vertical Glenimation. | |
| 37 WINDOW_VISIBILITY_ANIMATION_TYPE_FADE, // Fades in/out. | |
| 38 WINDOW_VISIBILITY_ANIMATION_TYPE_ROTATE, // Window rotates in. | |
| 39 | |
| 40 // Downstream library animations start above this point. | |
| 41 WINDOW_VISIBILITY_ANIMATION_MAX | |
| 42 }; | |
| 43 | |
| 44 // Canned animations that take effect once but don't have a symmetric pair as | |
| 45 // visibility animations do. | |
| 46 enum WindowAnimationType { | |
| 47 WINDOW_ANIMATION_TYPE_BOUNCE = 0, // Window scales up and down. | |
| 48 }; | |
| 49 | |
| 50 // Type of visibility change transition that a window should animate. | |
| 51 // Default behavior is to animate both show and hide. | |
| 52 enum WindowVisibilityAnimationTransition { | |
| 53 ANIMATE_SHOW = 0x1, | |
| 54 ANIMATE_HIDE = 0x2, | |
| 55 ANIMATE_BOTH = ANIMATE_SHOW | ANIMATE_HIDE, | |
| 56 ANIMATE_NONE = 0x4, | |
| 57 }; | |
| 58 | |
| 59 // These two methods use int for type rather than WindowVisibilityAnimationType | |
| 60 // since downstream libraries can extend the set of animations. | |
| 61 WM_EXPORT void SetWindowVisibilityAnimationType(aura::Window* window, int type); | |
| 62 WM_EXPORT int GetWindowVisibilityAnimationType(aura::Window* window); | |
| 63 | |
| 64 WM_EXPORT void SetWindowVisibilityAnimationTransition( | |
| 65 aura::Window* window, | |
| 66 WindowVisibilityAnimationTransition transition); | |
| 67 | |
| 68 WM_EXPORT bool HasWindowVisibilityAnimationTransition( | |
| 69 aura::Window* window, | |
| 70 WindowVisibilityAnimationTransition transition); | |
| 71 | |
| 72 WM_EXPORT void SetWindowVisibilityAnimationDuration( | |
| 73 aura::Window* window, | |
| 74 const base::TimeDelta& duration); | |
| 75 | |
| 76 WM_EXPORT base::TimeDelta GetWindowVisibilityAnimationDuration( | |
| 77 const aura::Window& window); | |
| 78 | |
| 79 WM_EXPORT void SetWindowVisibilityAnimationVerticalPosition( | |
| 80 aura::Window* window, | |
| 81 float position); | |
| 82 | |
| 83 class ImplicitHidingWindowAnimationObserver; | |
| 84 // A wrapper of ui::ScopedLayerAnimationSettings for implicit hiding animations. | |
| 85 // Use this to ensure that the hiding animation is visible even after | |
| 86 // the window is deleted or deactivated, instead of using | |
| 87 // ui::ScopedLayerAnimationSettings directly. | |
| 88 class WM_EXPORT ScopedHidingAnimationSettings { | |
| 89 public: | |
| 90 explicit ScopedHidingAnimationSettings(aura::Window* window); | |
| 91 ~ScopedHidingAnimationSettings(); | |
| 92 | |
| 93 // Returns the wrapped ScopedLayeAnimationSettings instance. | |
| 94 ui::ScopedLayerAnimationSettings* layer_animation_settings() { | |
| 95 return &layer_animation_settings_; | |
| 96 } | |
| 97 | |
| 98 private: | |
| 99 ui::ScopedLayerAnimationSettings layer_animation_settings_; | |
| 100 ImplicitHidingWindowAnimationObserver* observer_; | |
| 101 | |
| 102 DISALLOW_COPY_AND_ASSIGN(ScopedHidingAnimationSettings); | |
| 103 }; | |
| 104 | |
| 105 // Returns false if the |window| didn't animate. | |
| 106 WM_EXPORT bool AnimateOnChildWindowVisibilityChanged(aura::Window* window, | |
| 107 bool visible); | |
| 108 WM_EXPORT bool AnimateWindow(aura::Window* window, WindowAnimationType type); | |
| 109 | |
| 110 // Returns true if window animations are disabled for |window|. Window | |
| 111 // animations are enabled by default. If |window| is NULL, this just checks | |
| 112 // if the global flag disabling window animations is present. | |
| 113 WM_EXPORT bool WindowAnimationsDisabled(aura::Window* window); | |
| 114 | |
| 115 } // namespace wm | |
| 116 | |
| 117 #endif // UI_WM_CORE_WINDOW_ANIMATIONS_H_ | |
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