text: // 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 "base/component_export.h"
  #include "ui/base/mojom/cursor_type.mojom-forward.h"
  #include "ui/gfx/native_widget_types.h"
  
  namespace gfx {
  class Point;
  }
  
  namespace ui {
  
  typedef void* PlatformCursor;
  
  class COMPONENT_EXPORT(OZONE_BASE) CursorFactoryOzone {
   public:
    CursorFactoryOzone();
    virtual ~CursorFactoryOzone();
  
    // Returns the thread-local 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(mojom::CursorType 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,
                                             float bitmap_dpi);
  
    // 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,
        float bitmap_dpi);
  
    // Increment platform image cursor refcount.
    virtual void RefImageCursor(PlatformCursor cursor);
  
    // Decrement platform image cursor refcount.
    virtual void UnrefImageCursor(PlatformCursor cursor);
  };
  
  }  // namespace ui
  
  #endif  // UI_OZONE_PUBLIC_CURSOR_FACTORY_OZONE_H_
  