mojo/services/view_manager/screen_impl.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 MOJO_SERVICES_VIEW_MANAGER_SCREEN_IMPL_H_
   6 #define MOJO_SERVICES_VIEW_MANAGER_SCREEN_IMPL_H_
   7
   8 #include "base/compiler_specific.h"
   9 #include "ui/gfx/display.h"
  10 #include "ui/gfx/screen.h"
  11
  12 namespace gfx {
  13 class Rect;
  14 class Transform;
  15 }
  16
  17 namespace mojo {
  18 namespace service {
  19
  20 // A minimal implementation of gfx::Screen for the view manager.
  21 class ScreenImpl : public gfx::Screen {
  22  public:
  23   static gfx::Screen* Create();
  24   virtual ~ScreenImpl();
  25
  26  protected:
  27   // gfx::Screen overrides:
  28   virtual bool IsDIPEnabled() OVERRIDE;
  29   virtual gfx::Point GetCursorScreenPoint() OVERRIDE;
  30   virtual gfx::NativeWindow GetWindowUnderCursor() OVERRIDE;
  31   virtual gfx::NativeWindow GetWindowAtScreenPoint(const gfx::Point& point)
  32       OVERRIDE;
  33   virtual int GetNumDisplays() const OVERRIDE;
  34   virtual std::vector<gfx::Display> GetAllDisplays() const OVERRIDE;
  35   virtual gfx::Display GetDisplayNearestWindow(
  36       gfx::NativeView view) const OVERRIDE;
  37   virtual gfx::Display GetDisplayNearestPoint(
  38       const gfx::Point& point) const OVERRIDE;
  39   virtual gfx::Display GetDisplayMatching(
  40       const gfx::Rect& match_rect) const OVERRIDE;
  41   virtual gfx::Display GetPrimaryDisplay() const OVERRIDE;
  42   virtual void AddObserver(gfx::DisplayObserver* observer) OVERRIDE;
  43   virtual void RemoveObserver(gfx::DisplayObserver* observer) OVERRIDE;
  44
  45  private:
  46   explicit ScreenImpl(const gfx::Rect& screen_bounds);
  47
  48   gfx::Display display_;
  49
  50   DISALLOW_COPY_AND_ASSIGN(ScreenImpl);
  51 };
  52
  53 }  // namespace service
  54 }  // namespace mojo
  55
  56 #endif  // MOJO_SERVICES_VIEW_MANAGER_SCREEN_IMPL_H_