ui/display/chromeos/x11/display_snapshot_x11.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 UI_DISPLAY_CHROMEOS_X11_DISPLAY_SNAPSHOT_X11_H_
   6 #define UI_DISPLAY_CHROMEOS_X11_DISPLAY_SNAPSHOT_X11_H_
   7
   8 #include "ui/display/display_export.h"
   9 #include "ui/display/types/display_snapshot.h"
  10
  11 // Forward declare from Xlib and Xrandr.
  12 typedef unsigned long XID;
  13 typedef XID RROutput;
  14 typedef XID RRCrtc;
  15
  16 namespace ui {
  17
  18 class DISPLAY_EXPORT DisplaySnapshotX11 : public DisplaySnapshot {
  19  public:
  20   DisplaySnapshotX11(int64_t display_id,
  21                      const gfx::Point& origin,
  22                      const gfx::Size& physical_size,
  23                      DisplayConnectionType type,
  24                      bool is_aspect_preserving_scaling,
  25                      bool has_overscan,
  26                      std::string display_name,
  27                      const std::vector<const DisplayMode*>& modes,
  28                      const DisplayMode* current_mode,
  29                      const DisplayMode* native_mode,
  30                      RROutput output,
  31                      RRCrtc crtc,
  32                      int index);
  33   ~DisplaySnapshotX11() override;
  34
  35   RROutput output() const { return output_; }
  36   RRCrtc crtc() const { return crtc_; }
  37   int index() const { return index_; }
  38
  39   // DisplaySnapshot overrides:
  40   std::string ToString() const override;
  41
  42  private:
  43   RROutput output_;
  44
  45   // CRTC that should be used for this output. Not necessarily the CRTC
  46   // that XRandR reports is currently being used.
  47   RRCrtc crtc_;
  48
  49   // This output's index in the array returned by XRandR. Stable even as
  50   // outputs are connected or disconnected.
  51   int index_;
  52
  53   DISALLOW_COPY_AND_ASSIGN(DisplaySnapshotX11);
  54 };
  55
  56 }  // namespace ui
  57
  58 #endif  // UI_DISPLAY_CHROMEOS_X11_DISPLAY_SNAPSHOT_X11_H_