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.
5 #ifndef ASH_DISPLAY_CURSOR_WINDOW_CONTROLLER_H_
6 #define ASH_DISPLAY_CURSOR_WINDOW_CONTROLLER_H_
8 #include "ui/aura/window.h"
9 #include "ui/base/cursor/cursor.h"
10 #include "ui/gfx/display.h"
14 class MirrorWindowTestApi;
19 class CursorWindowDelegate;
21 // Draws a mouse cursor on a given container window.
22 // When cursor compositing is disabled, CursorWindowController is responsible
23 // to scale and rotate the mouse cursor bitmap to match settings of the
25 // When cursor compositing is enabled, just draw the cursor as-is.
26 class CursorWindowController {
28 CursorWindowController();
29 ~CursorWindowController();
31 bool is_cursor_compositing_enabled() const {
32 return is_cursor_compositing_enabled_;
35 // Sets cursor compositing mode on/off.
36 void SetCursorCompositingEnabled(bool enabled);
38 // Updates the container window for the cursor window controller.
39 void UpdateContainer();
41 // Sets the display on which to draw cursor.
42 // Only applicable when cursor compositing is enabled.
43 void SetDisplay(const gfx::Display& display);
45 // Sets cursor location, shape, set and visibility.
46 void UpdateLocation();
47 void SetCursor(gfx::NativeCursor cursor);
48 void SetCursorSet(ui::CursorSetType);
49 void SetVisibility(bool visible);
52 friend class test::MirrorWindowTestApi;
54 // Sets the container window for the cursor window controller.
55 // Closes the cursor window if |container| is NULL.
56 void SetContainer(aura::Window* container);
58 // Sets the bounds of the container in screen coordinates.
59 void SetBoundsInScreen(const gfx::Rect& bounds);
61 // Updates cursor image based on current cursor state.
62 void UpdateCursorImage();
64 bool is_cursor_compositing_enabled_;
65 aura::Window* container_;
67 // The bounds of the container in screen coordinates.
68 gfx::Rect bounds_in_screen_;
70 // The native_type of the cursor, see definitions in cursor.h
73 ui::CursorSetType cursor_set_;
74 gfx::Display::Rotation cursor_rotation_;
75 gfx::Point hot_point_;
77 // The display on which the cursor is drawn.
78 // For mirroring mode, the display is always the primary display.
79 gfx::Display display_;
81 scoped_ptr<aura::Window> cursor_window_;
82 scoped_ptr<CursorWindowDelegate> delegate_;
84 DISALLOW_COPY_AND_ASSIGN(CursorWindowController);
87 } // namespace internal
90 #endif // ASH_DISPLAY_CURSOR_WINDOW_CONTROLLER_H_