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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_PLATFORM_DRI_DRI_CURSOR_H_
      6 #define UI_OZONE_PLATFORM_DRI_DRI_CURSOR_H_
      7 
      8 #include "base/memory/ref_counted.h"
      9 #include "ui/base/cursor/cursor.h"
     10 #include "ui/events/ozone/evdev/cursor_delegate_evdev.h"
     11 #include "ui/gfx/native_widget_types.h"
     12 
     13 namespace gfx {
     14 class PointF;
     15 class Vector2dF;
     16 }
     17 
     18 namespace ui {
     19 
     20 class BitmapCursorOzone;
     21 class BitmapCursorFactoryOzone;
     22 class DriWindowManager;
     23 class HardwareCursorDelegate;
     24 
     25 class DriCursor : public CursorDelegateEvdev {
     26  public:
     27   explicit DriCursor(HardwareCursorDelegate* hardware,
     28                      DriWindowManager* window_manager);
     29   virtual ~DriCursor();
     30 
     31   void SetCursor(gfx::AcceleratedWidget widget, PlatformCursor platform_cursor);
     32   void ShowCursor();
     33   void HideCursor();
     34   gfx::AcceleratedWidget GetCursorWindow();
     35 
     36   // CursorDelegateEvdev:
     37   virtual void MoveCursorTo(gfx::AcceleratedWidget widget,
     38                             const gfx::PointF& location) OVERRIDE;
     39   virtual void MoveCursor(const gfx::Vector2dF& delta) OVERRIDE;
     40   virtual bool IsCursorVisible() OVERRIDE;
     41   virtual gfx::PointF location() OVERRIDE;
     42 
     43  private:
     44   // The location of the bitmap (the cursor location is the hotspot location).
     45   gfx::Point bitmap_location();
     46 
     47   // The DRI implementation for setting the hardware cursor.
     48   HardwareCursorDelegate* hardware_;
     49 
     50   DriWindowManager* window_manager_;  // Not owned.
     51 
     52   // The current cursor bitmap.
     53   scoped_refptr<BitmapCursorOzone> cursor_;
     54 
     55   // The window under the cursor.
     56   gfx::AcceleratedWidget cursor_window_;
     57 
     58   // The location of the cursor within the window.
     59   gfx::PointF cursor_location_;
     60 };
     61 
     62 }  // namespace ui
     63 
     64 #endif  // UI_OZONE_PLATFORM_DRI_DRI_CURSOR_H_
     65