diff options
Diffstat (limited to 'src/x.h')
| -rw-r--r-- | src/x.h | 337 |
1 files changed, 60 insertions, 277 deletions
@@ -3,7 +3,7 @@ #include <QDebug> #include <QList> -#include <QMap> +#include <QHash> #include <QString> #include <QRect> #include <QSet> @@ -11,285 +11,68 @@ #include <X11/Xlib.h> #include <X11/extensions/Xrandr.h> -namespace X -{ - class Mode; - class Output; - class Crtc; - - - typedef QSet<RRMode> ModeSet; - typedef QSet<RRCrtc> CrtcSet; - typedef QSet<RROutput> OutputSet; - - typedef QList<RRMode> ModeList; - typedef QList<RRCrtc> CrtcList; - typedef QList<RROutput> OutputList; - - - - /////////////////////////////////////////////////////////////////////////// - - - class Screen - { - friend class Crtc; - friend class Output; - - public: - - typedef QMap<RRMode,Mode> ModeMap; - typedef QMap<RRCrtc,Crtc> CrtcMap; - typedef QMap<RROutput,Output*> OutputMap; - - int applyChanges(); - void createMode( - unsigned int resX, - unsigned int resY, - unsigned long dotClock, - unsigned int hSyncStart, - unsigned int hSyncEnd, - unsigned int hTotal, - unsigned int vSyncStart, - unsigned int vSyncEnd, - unsigned int vTotal, - QString name); - void revertChanges(); - void updateScreenResources(); - - // Getters - inline const Display* display() const {return _display;} - inline const XRRScreenResources* screenResources() const {return _screenResources;} - inline const ModeMap& getModeMap() const {return _modeMap;} - inline const OutputMap& getOutputMap() const {return _outputMap;} - inline const OutputList& getConnectedOutputList() const {return _connectedOutputList;} - - // Singleton - inline static Screen* inst() { - if (_instance == 0) _instance = new Screen(); - return _instance; - } - - private: - Screen(); - ~Screen(); - - static Screen * _instance; - Display* _display; - XRRScreenResources* _screenResources; - ModeMap _modeMap; - CrtcMap _crtcMap; - OutputMap _outputMap; - - OutputList _connectedOutputList; - }; - - /////////////////////////////////////////////////////////////////////////// - - - class XElement - { - public: - XElement(XID = 0); - XID _id; - bool _validity; - inline XID getID() const {return _id;} - inline XID isValid() const {return _validity;} - }; - - - /////////////////////////////////////////////////////////////////////////// - - - class Mode : public XElement - { - public: - Mode(XRRModeInfo* = NULL); - - // Xlib internal stuff - QSize _resolution; - unsigned long _dotClock; - unsigned int _hSyncStart; - unsigned int _hSyncEnd; - unsigned int _hTotal; - unsigned int _hSkew; - unsigned int _vSyncStart; - unsigned int _vSyncEnd; - unsigned int _vTotal; - QString _name; - XRRModeFlags _modeFlags; - }; - - - /////////////////////////////////////////////////////////////////////////// - - - class Output : public XElement - { - friend int Screen::applyChanges(); - friend void Screen::revertChanges(); - - typedef enum _State { - Connected = RR_Connected, - Disconnected = RR_Disconnected, - Unknown = RR_UnknownConnection - } State; - - public: - - Output(XID, Screen*); - - /** Public interface to modify output settings. - * This function is the only interface to the outside, which is able to - * change something in this object. - * @param active Indicates wheter the output shall be on or off. - * @param mode The mode wich is used for the output. - * @param position The position of the topleft corner on the screen. - * @return 0 if the config passed teh sanity checks. - */ - int changeConfiguration(bool active, XID mode, QPoint position); +struct OutputInfo; - inline QString getName() const {return _name;} - inline ModeSet getModeSet() const {return _modes;} - inline RRMode getPreferred() const {return _preferred;} - inline bool isActive() const {return !_crtcs.isEmpty();} - inline bool isConnected() const {return _connection == Connected;} - inline bool isProjector() const {return _isProjector;} - inline bool hasReliableEDID() const {return _hasReliableEDID;} +/////////////////////////////////////////////////////////////////////////// - private: - - Screen *_parent; - - // Indicates when the configuration was last set. - Time _timestamp; - - // The current source CRTC for video data, or Disabled if the - // output is not connected to any CRTC. - RRCrtc _crtc; - - // UTF-8 encoded string designed to be presented to the - // user to indicate which output this is. E.g. "S-Video" or "DVI". - QString _name; - - // 'widthInMillimeters' and 'heightInMillimeters' report the physical - // size of the displayed area. If unknown, or not really fixed (e.g., - // for a projector), these values are both zero. - QSize _metricDimension; - - // Indicates whether the hardware was able to detect a - // device connected to this output. If the hardware cannot determine - // whether something is connected, it will set this to - // UnknownConnection. - State _connection; - -// // Contains the resulting subpixel order of the -// // connected device to allow correct subpixel rendering. -// SubpixelOrder _subpixel_order; - - // The list of CRTCs that this output may be connected to. - // Attempting to connect this output to a different CRTC results in a - // Match error. - CrtcList _crtcs; - - // The list of outputs which may be simultaneously - // connected to the same CRTC along with this output. Attempting to - // connect this output with an output not in this list - // results in a Match error. - OutputList _clones; - - // The list of modes supported by this output. Attempting to - // connect this output to a CRTC not using one of these modes results - // in a Match error. - ModeSet _modes; - - // The first 'num-preferred' modes in 'modes' are preferred by the - // monitor in some way; for fixed-pixel devices, this would generally - // indicate which modes match the resolution of the output device. - RRMode _preferred; - - // Indicates wheter this is a beamer or not. - bool _isProjector; - - // Indicates wheter the output received reliable data over the DDC. - // The Display Data Channel, or DDC, is a collection of protocols for - // digital communication between a computer display and a graphics - // adapter that enable the display to communicate its supported display - // modes to the adapter and that enable the computer host to adjust - // monitor parameters, such as brightness and contrast. - // Extended display identification data (EDID) is a data structure - // provided by a digital display to describe its capabilities to a - // video source. - bool _hasReliableEDID; - }; - - - /////////////////////////////////////////////////////////////////////////// - - - class Crtc : public XElement - { - friend int Screen::applyChanges(); - friend void Screen::revertChanges(); - friend int Output::changeConfiguration(bool active, XID mode, QPoint position); - //friend int Output::changeConfiguration(bool active, XID mode, QPoint position); - - public: - - Crtc(XID, Screen*); - - // Getter - inline const OutputList & getConnectedOutputs( ) { return _outputs; } - inline const QRect getRect() { return _crtcRect; } - - // Setter - - - // Applies the changes made to this crtc -// int applyChanges(); -// void disable(); -// void connect(const Output *, Mode); - - private: - - Screen *_parent; - - // Indicates when the configuration was last set. - Time _timestamp; - - // 'x' and 'y' indicate the position of this CRTC within the screen - // region. They will be set to 0 when the CRTC is disabled. - // 'width' and 'height' indicate the size of the area within the screen - // presented by this CRTC. This may be different than the size of the - // mode due to rotation, the projective transform, and the Border - // property described below. - // They will be set to 0 when the CRTC is disabled. - QRect _crtcRect; - - // Indicates which mode is active, or None indicating that the - // CRTC has been disabled and is not displaying the screen contents. - RRMode _mode; - - // The list of outputs currently connected to this CRTC, - // is empty when the CRTC is disabled. - OutputList _outputs; - - // Lists all of the outputs which may be connected to this CRTC. - OutputList _possible; - - // The active rotation. Set to Rotate_0 when the CRTC is disabled. - Rotation _rotation; - // enum Rotation { - // Normal = RR_Rotate_0, - // Left = RR_Rotate_270, - // Right = RR_Rotate_90, - // UpsideDown = RR_Rotate_180 - // }; +enum class ScreenMode +{ + Single, + Clone, + Dual, + Advanced, +}; - // contains the set of rotations and reflections supported by the CRTC - Rotation _rotations; - }; -} +class ScreenSetup +{ +public: + + typedef QHash<RRMode, XRRModeInfo*> ModeMap; + typedef QHash<RRCrtc, XRRCrtcInfo*> CrtcMap; + typedef QHash<RROutput, OutputInfo*> OutputMap; + typedef QVector<QSize> ResolutionVector; + + void updateScreenResources(); + bool applyChanges(); + void initModes(); + XRRModeInfo* getPreferredMode(OutputInfo *oi) const; + QList<QSize> getTotalSize(const QList<OutputInfo*> &projectors, const QList<OutputInfo*> &screens) const; + void setOutputResolution(OutputInfo *oi, int x, int y, const QSize &size, bool dryRun = false); + ScreenMode getCurrentMode(); + ScreenMode setDefaultMode(bool dryRun = false); + void copyModesToAll(RROutput id, int num); + RRMode getOutputModeForResolution(const XRROutputInfo *output, unsigned int width, unsigned int height) const; + bool createMode(unsigned int resX, unsigned int resY, float refresh, QString name); + void revertChanges(); + QList<QPair<quint32, quint32>> getCommonModes() const; + int getOutputCount() const { return _outputMap.size(); } + QHash<QString, int> getScreenPositions() const; + const ResolutionVector &getVirtualResolutions() const { return _resolutions; } + + // Singleton + inline static ScreenSetup* inst() { + if (_instance == nullptr) _instance = new ScreenSetup(); + return _instance; + } + +private: + ScreenSetup(); + ~ScreenSetup(); + + void freeResources(); + bool readEdid(OutputInfo* output); + + static ScreenSetup * _instance; + Display* _display; + Atom _EDID_ATOM; + XRRScreenResources* _screenResources; + ModeMap _modeMap; + CrtcMap _crtcMap; + OutputMap _outputMap; + ResolutionVector _resolutions; +}; + +/////////////////////////////////////////////////////////////////////////// #endif // XRANDR_H |