ui/display/chromeos/display_layout_manager.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 UI_DISPLAY_CHROMEOS_DISPLAY_LAYOUT_MANAGER_H_
   6 #define UI_DISPLAY_CHROMEOS_DISPLAY_LAYOUT_MANAGER_H_
   7
   8 #include <vector>
   9
  10 #include "third_party/cros_system_api/dbus/service_constants.h"
  11 #include "ui/display/chromeos/display_configurator.h"
  12 #include "ui/display/types/display_constants.h"
  13
  14 namespace ui {
  15
  16 struct DisplayConfigureRequest;
  17 class DisplaySnapshot;
  18
  19 class DisplayLayoutManager {
  20  public:
  21   virtual ~DisplayLayoutManager() {}
  22
  23   virtual DisplayConfigurator::SoftwareMirroringController*
  24   GetSoftwareMirroringController() const = 0;
  25
  26   virtual DisplayConfigurator::StateController* GetStateController() const = 0;
  27
  28   // Returns the current display state.
  29   virtual MultipleDisplayState GetDisplayState() const = 0;
  30
  31   // Returns the current power state.
  32   virtual chromeos::DisplayPowerState GetPowerState() const = 0;
  33
  34   // Based on the given |displays|, display state and power state, it will
  35   // create display configuration requests which will then be used to
  36   // configure the hardware. The requested configuration is stored in
  37   // |requests| and |framebuffer_size|.
  38   virtual bool GetDisplayLayout(const std::vector<DisplaySnapshot*>& displays,
  39                                 MultipleDisplayState new_display_state,
  40                                 chromeos::DisplayPowerState new_power_state,
  41                                 std::vector<DisplayConfigureRequest>* requests,
  42                                 gfx::Size* framebuffer_size) const = 0;
  43
  44   virtual std::vector<DisplaySnapshot*> GetDisplayStates() const = 0;
  45
  46   virtual bool IsMirroring() const = 0;
  47 };
  48
  49 }  // namespace ui
  50
  51 #endif  // UI_DISPLAY_CHROMEOS_DISPLAY_LAYOUT_MANAGER_H_