ash/display/unified_mouse_warp_controller.h

   1 // Copyright 2015 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 ASH_DISPLAY_UNIFIED_MOUSE_WARP_CONTROLLER_H
   6 #define ASH_DISPLAY_UNIFIED_MOUSE_WARP_CONTROLLER_H
   7
   8 #include "ash/display/mouse_warp_controller.h"
   9
  10 #include "base/gtest_prod_util.h"
  11 #include "ui/gfx/geometry/rect.h"
  12
  13 namespace aura {
  14 class Window;
  15 }
  16
  17 namespace gfx {
  18 class Point;
  19 }
  20
  21 namespace ash {
  22 namespace test {
  23 class DisplayManagerTestApi;
  24 }
  25
  26 // A MouseWarpController used in unified display mode.
  27 class ASH_EXPORT UnifiedMouseWarpController : public MouseWarpController {
  28  public:
  29   UnifiedMouseWarpController();
  30   ~UnifiedMouseWarpController() override;
  31
  32   // MouseWarpController:
  33   bool WarpMouseCursor(ui::MouseEvent* event) override;
  34   void SetEnabled(bool enabled) override;
  35
  36  private:
  37   friend class test::DisplayManagerTestApi;
  38   friend class UnifiedMouseWarpControllerTest;
  39
  40   void ComputeBounds();
  41
  42   // Warps the mouse cursor to an alternate root window when the
  43   // mouse location in |event|, hits the edge of the event target's root and
  44   // the mouse cursor is considered to be in an alternate display.
  45   // If |update_mouse_location_now| is true,
  46   // Returns true if/ the cursor was moved.
  47   bool WarpMouseCursorInNativeCoords(const gfx::Point& point_in_native,
  48                                      const gfx::Point& point_in_screen,
  49                                      bool update_mouse_location_now);
  50
  51   void update_location_for_test() { update_location_for_test_ = true; }
  52
  53   gfx::Rect first_edge_bounds_in_native_;
  54   gfx::Rect second_edge_bounds_in_native_;
  55
  56   int64 current_cursor_display_id_;
  57
  58   bool update_location_for_test_;
  59
  60   DISALLOW_COPY_AND_ASSIGN(UnifiedMouseWarpController);
  61 };
  62
  63 }  // namespace ash
  64
  65 #endif  // ASH_DISPLAY_UNIFIED_MOUSE_WARP_CONTROLLER_H