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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef ASH_WM_OVERVIEW_SCOPED_TRANSFORM_OVERVIEW_WINDOW_H_ | 5 #ifndef ASH_WM_OVERVIEW_SCOPED_TRANSFORM_OVERVIEW_WINDOW_H_ |
6 #define ASH_WM_OVERVIEW_SCOPED_TRANSFORM_OVERVIEW_WINDOW_H_ | 6 #define ASH_WM_OVERVIEW_SCOPED_TRANSFORM_OVERVIEW_WINDOW_H_ |
7 | 7 |
8 #include <memory> | 8 #include <memory> |
9 #include <vector> | 9 #include <vector> |
10 | 10 |
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27 class Rect; | 27 class Rect; |
28 } | 28 } |
29 | 29 |
30 namespace views { | 30 namespace views { |
31 class Widget; | 31 class Widget; |
32 } | 32 } |
33 | 33 |
34 namespace ash { | 34 namespace ash { |
35 | 35 |
36 class ScopedOverviewAnimationSettings; | 36 class ScopedOverviewAnimationSettings; |
| 37 class WindowSelectorItem; |
37 | 38 |
38 // Manages a window, and its transient children, in the overview mode. This | 39 // Manages a window, and its transient children, in the overview mode. This |
39 // class allows transforming the windows with a helper to determine the best | 40 // class allows transforming the windows with a helper to determine the best |
40 // fit in certain bounds. The window's state is restored when this object is | 41 // fit in certain bounds. The window's state is restored when this object is |
41 // destroyed. | 42 // destroyed. |
42 class ASH_EXPORT ScopedTransformOverviewWindow : public ui::EventHandler { | 43 class ASH_EXPORT ScopedTransformOverviewWindow : public ui::EventHandler { |
43 public: | 44 public: |
44 class OverviewContentMask; | 45 class OverviewContentMask; |
45 using ScopedAnimationSettings = | 46 using ScopedAnimationSettings = |
46 std::vector<std::unique_ptr<ScopedOverviewAnimationSettings>>; | 47 std::vector<std::unique_ptr<ScopedOverviewAnimationSettings>>; |
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58 // |title_height| tall in the transformed window. | 59 // |title_height| tall in the transformed window. |
59 static gfx::Rect ShrinkRectToFitPreservingAspectRatio(const gfx::Rect& rect, | 60 static gfx::Rect ShrinkRectToFitPreservingAspectRatio(const gfx::Rect& rect, |
60 const gfx::Rect& bounds, | 61 const gfx::Rect& bounds, |
61 int top_view_inset, | 62 int top_view_inset, |
62 int title_height); | 63 int title_height); |
63 | 64 |
64 // Returns the transform turning |src_rect| into |dst_rect|. | 65 // Returns the transform turning |src_rect| into |dst_rect|. |
65 static gfx::Transform GetTransformForRect(const gfx::Rect& src_rect, | 66 static gfx::Transform GetTransformForRect(const gfx::Rect& src_rect, |
66 const gfx::Rect& dst_rect); | 67 const gfx::Rect& dst_rect); |
67 | 68 |
68 explicit ScopedTransformOverviewWindow(aura::Window* window); | 69 ScopedTransformOverviewWindow(WindowSelectorItem* selector_item, |
| 70 aura::Window* window); |
69 ~ScopedTransformOverviewWindow() override; | 71 ~ScopedTransformOverviewWindow() override; |
70 | 72 |
71 // Starts an animation sequence which will use animation settings specified by | 73 // Starts an animation sequence which will use animation settings specified by |
72 // |animation_type|. The |animation_settings| container is populated with | 74 // |animation_type|. The |animation_settings| container is populated with |
73 // scoped entities and the container should be destroyed at the end of the | 75 // scoped entities and the container should be destroyed at the end of the |
74 // animation sequence. | 76 // animation sequence. |
75 // | 77 // |
76 // Example: | 78 // Example: |
77 // ScopedTransformOverviewWindow overview_window(window); | 79 // ScopedTransformOverviewWindow overview_window(window); |
78 // ScopedTransformOverviewWindow::ScopedAnimationSettings scoped_settings; | 80 // ScopedTransformOverviewWindow::ScopedAnimationSettings scoped_settings; |
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158 friend class WindowSelectorTest; | 160 friend class WindowSelectorTest; |
159 | 161 |
160 // Closes the window managed by |this|. | 162 // Closes the window managed by |this|. |
161 void CloseWidget(); | 163 void CloseWidget(); |
162 | 164 |
163 void CreateMirrorWindowForMinimizedState(); | 165 void CreateMirrorWindowForMinimizedState(); |
164 | 166 |
165 // Makes Close() execute synchronously when used in tests. | 167 // Makes Close() execute synchronously when used in tests. |
166 static void SetImmediateCloseForTests(); | 168 static void SetImmediateCloseForTests(); |
167 | 169 |
| 170 // A weak pointer to the window selector item that owns the transform window. |
| 171 WindowSelectorItem* selector_item_; |
| 172 |
168 // A weak pointer to the real window in the overview. | 173 // A weak pointer to the real window in the overview. |
169 aura::Window* window_; | 174 aura::Window* window_; |
170 | 175 |
171 // Original |window_|'s shape, if it was set on the window. | 176 // Original |window_|'s shape, if it was set on the window. |
172 std::unique_ptr<SkRegion> original_window_shape_; | 177 std::unique_ptr<SkRegion> original_window_shape_; |
173 | 178 |
174 // True after the |original_window_shape_| has been set or after it has | 179 // True after the |original_window_shape_| has been set or after it has |
175 // been determined that window shape was not originally set on the |window_|. | 180 // been determined that window shape was not originally set on the |window_|. |
176 bool determined_original_window_shape_; | 181 bool determined_original_window_shape_; |
177 | 182 |
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191 std::unique_ptr<views::Widget> minimized_widget_; | 196 std::unique_ptr<views::Widget> minimized_widget_; |
192 | 197 |
193 base::WeakPtrFactory<ScopedTransformOverviewWindow> weak_ptr_factory_; | 198 base::WeakPtrFactory<ScopedTransformOverviewWindow> weak_ptr_factory_; |
194 | 199 |
195 DISALLOW_COPY_AND_ASSIGN(ScopedTransformOverviewWindow); | 200 DISALLOW_COPY_AND_ASSIGN(ScopedTransformOverviewWindow); |
196 }; | 201 }; |
197 | 202 |
198 } // namespace ash | 203 } // namespace ash |
199 | 204 |
200 #endif // ASH_WM_OVERVIEW_SCOPED_TRANSFORM_OVERVIEW_WINDOW_H_ | 205 #endif // ASH_WM_OVERVIEW_SCOPED_TRANSFORM_OVERVIEW_WINDOW_H_ |
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