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| 1 // Copyright 2014 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_OZONE_PUBLIC_CURSOR_FACTORY_OZONE_H_ | |
| 6 #define UI_OZONE_PUBLIC_CURSOR_FACTORY_OZONE_H_ | |
| 7 | |
| 8 #include <vector> | |
| 9 | |
| 10 #include "ui/gfx/native_widget_types.h" | |
| 11 #include "ui/ozone/ozone_base_export.h" | |
| 12 | |
| 13 namespace gfx { | |
| 14 class Point; | |
| 15 } | |
| 16 | |
| 17 namespace ui { | |
| 18 | |
| 19 typedef void* PlatformCursor; | |
| 20 | |
| 21 class OZONE_BASE_EXPORT CursorFactoryOzone { | |
| 22 public: | |
| 23 CursorFactoryOzone(); | |
| 24 virtual ~CursorFactoryOzone(); | |
| 25 | |
| 26 // Returns the singleton instance. | |
| 27 static CursorFactoryOzone* GetInstance(); | |
| 28 | |
| 29 // Return the default cursor of the specified type. The types are listed in | |
| 30 // ui/base/cursor/cursor.h. Default cursors are managed by the implementation | |
| 31 // and must live indefinitely; there's no way to know when to free them. | |
| 32 virtual PlatformCursor GetDefaultCursor(int type); | |
| 33 | |
| 34 // Return a image cursor from the specified image & hotspot. Image cursors | |
| 35 // are referenced counted and have an initial refcount of 1. Therefore, each | |
| 36 // CreateImageCursor call must be matched with a call to UnrefImageCursor. | |
| 37 virtual PlatformCursor CreateImageCursor(const SkBitmap& bitmap, | |
| 38 const gfx::Point& hotspot); | |
| 39 | |
| 40 // Return a animated cursor from the specified image & hotspot. Animated | |
| 41 // cursors are referenced counted and have an initial refcount of 1. | |
| 42 // Therefore, each CreateAnimatedCursor call must be matched with a call to | |
| 43 // UnrefImageCursor. | |
| 44 virtual PlatformCursor CreateAnimatedCursor( | |
| 45 const std::vector<SkBitmap>& bitmaps, | |
| 46 const gfx::Point& hotspot, | |
| 47 int frame_delay_ms); | |
| 48 | |
| 49 // Increment platform image cursor refcount. | |
| 50 virtual void RefImageCursor(PlatformCursor cursor); | |
| 51 | |
| 52 // Decrement platform image cursor refcount. | |
| 53 virtual void UnrefImageCursor(PlatformCursor cursor); | |
| 54 | |
| 55 private: | |
| 56 static CursorFactoryOzone* impl_; // not owned | |
| 57 }; | |
| 58 | |
| 59 } // namespace ui | |
| 60 | |
| 61 #endif // UI_OZONE_PUBLIC_CURSOR_FACTORY_OZONE_H_ | |
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