ash/screen_util.h

   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 ASH_SCREEN_UTIL_H_
   6 #define ASH_SCREEN_UTIL_H_
   7
   8 #include "ash/ash_export.h"
   9 #include "base/basictypes.h"
  10
  11 namespace aura {
  12 class Window;
  13 }
  14
  15 namespace gfx {
  16 class Display;
  17 class Rect;
  18 class Point;
  19 }
  20
  21 namespace ash {
  22
  23 class ASH_EXPORT ScreenUtil {
  24  public:
  25   // Finds the display that contains |point| in screeen coordinates.
  26   // Returns invalid display if there is no display that can satisfy
  27   // the condition.
  28   static gfx::Display FindDisplayContainingPoint(const gfx::Point& point);
  29
  30   // Returns the bounds for maximized windows in parent coordinates.
  31   // Maximized windows trigger auto-hiding the shelf.
  32   static gfx::Rect GetMaximizedWindowBoundsInParent(aura::Window* window);
  33
  34   // Returns the display bounds in parent coordinates.
  35   static gfx::Rect GetDisplayBoundsInParent(aura::Window* window);
  36
  37   // Returns the display's work area bounds in parent coordinates.
  38   static gfx::Rect GetDisplayWorkAreaBoundsInParent(aura::Window* window);
  39
  40   // TODO(oshima): Move following two to wm/coordinate_conversion.h
  41   // Converts |rect| from |window|'s coordinates to the virtual screen
  42   // coordinates.
  43   static gfx::Rect ConvertRectToScreen(aura::Window* window,
  44                                        const gfx::Rect& rect);
  45
  46   // Converts |rect| from virtual screen coordinates to the |window|'s
  47   // coordinates.
  48   static gfx::Rect ConvertRectFromScreen(aura::Window* window,
  49                                          const gfx::Rect& rect);
  50
  51   // Returns a gfx::Display object for secondary display. Returns
  52   // invalid display if there is no secondary display connected.
  53   static const gfx::Display& GetSecondaryDisplay();
  54
  55   // Returns a gfx::Display object for the specified id.  Returns
  56   // invalid display if no such display is connected.
  57   static const gfx::Display& GetDisplayForId(int64 display_id);
  58
  59  private:
  60   ScreenUtil() {}
  61   ~ScreenUtil() {}
  62
  63   DISALLOW_COPY_AND_ASSIGN(ScreenUtil);
  64 };
  65
  66 }  // namespace ash
  67
  68 #endif  // ASH_SCREEN_UTIL_H_