ash/wm/coordinate_conversion.h

   1 // Copyright (c) 2012 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_WM_COORDINATE_CONVERSION_H_
   6 #define ASH_WM_COORDINATE_CONVERSION_H_
   7
   8 #include "ash/ash_export.h"
   9
  10 namespace aura {
  11 class Window;
  12 }  // namespace gfx
  13
  14 namespace gfx {
  15 class Point;
  16 class Rect;
  17 }  // namespace gfx
  18
  19 namespace ash {
  20 namespace wm {
  21
  22 // Returns the RootWindow at |point| in the virtual screen coordinates.
  23 // Returns NULL if the root window does not exist at the given
  24 // point.
  25 ASH_EXPORT aura::Window* GetRootWindowAt(const gfx::Point& point);
  26
  27 // Returns the RootWindow that shares the most area with |rect| in
  28 // the virtual scren coordinates.
  29 ASH_EXPORT aura::Window* GetRootWindowMatching(const gfx::Rect& rect);
  30
  31 // Converts the |point| from a given |window|'s coordinates into the screen
  32 // coordinates.
  33 ASH_EXPORT void ConvertPointToScreen(aura::Window* window, gfx::Point* point);
  34
  35 // Converts the |point| from the screen coordinates to a given |window|'s
  36 // coordinates.
  37 ASH_EXPORT void ConvertPointFromScreen(aura::Window* window,
  38                                        gfx::Point* point_in_screen);
  39
  40 }  // namespace wm
  41 }  // namespace ash
  42
  43 #endif  // ASH_WM_COORDINATE_CONVERSION_H_