Ozone integration.

ui/ozone/public/cursor_factory_ozone.h

Index: ui/ozone/public/cursor_factory_ozone.h
diff --git a/ui/ozone/public/cursor_factory_ozone.h b/ui/ozone/public/cursor_factory_ozone.h
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+// Copyright 2014 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 UI_OZONE_PUBLIC_CURSOR_FACTORY_OZONE_H_
+#define UI_OZONE_PUBLIC_CURSOR_FACTORY_OZONE_H_
+
+#include <vector>
+
+#include "ui/gfx/native_widget_types.h"
+#include "ui/ozone/ozone_base_export.h"
+
+namespace gfx {
+class Point;
+}
+
+namespace ui {
+
+typedef void* PlatformCursor;
+
+class OZONE_BASE_EXPORT CursorFactoryOzone {
+ public:
+  CursorFactoryOzone();
+  virtual ~CursorFactoryOzone();
+
+  // Returns the singleton instance.
+  static CursorFactoryOzone* GetInstance();
+
+  // Return the default cursor of the specified type. The types are listed in
+  // ui/base/cursor/cursor.h. Default cursors are managed by the implementation
+  // and must live indefinitely; there's no way to know when to free them.
+  virtual PlatformCursor GetDefaultCursor(int type);
+
+  // Return a image cursor from the specified image & hotspot. Image cursors
+  // are referenced counted and have an initial refcount of 1. Therefore, each
+  // CreateImageCursor call must be matched with a call to UnrefImageCursor.
+  virtual PlatformCursor CreateImageCursor(const SkBitmap& bitmap,
+                                           const gfx::Point& hotspot);
+
+  // Return a animated cursor from the specified image & hotspot. Animated
+  // cursors are referenced counted and have an initial refcount of 1.
+  // Therefore, each CreateAnimatedCursor call must be matched with a call to
+  // UnrefImageCursor.
+  virtual PlatformCursor CreateAnimatedCursor(
+      const std::vector<SkBitmap>& bitmaps,
+      const gfx::Point& hotspot,
+      int frame_delay_ms);
+
+  // Increment platform image cursor refcount.
+  virtual void RefImageCursor(PlatformCursor cursor);
+
+  // Decrement platform image cursor refcount.
+  virtual void UnrefImageCursor(PlatformCursor cursor);
+
+ private:
+  static CursorFactoryOzone* impl_;  // not owned
+};
+
+}  // namespace ui
+
+#endif  // UI_OZONE_PUBLIC_CURSOR_FACTORY_OZONE_H_