/* * Copyright © 2000 Compaq Computer Corporation, Inc. * Copyright © 2002 Hewlett-Packard Company, Inc. * Copyright © 2006 Intel Corporation * * Permission to use, copy, modify, distribute, and sell this software and its * documentation for any purpose is hereby granted without fee, provided that * the above copyright notice appear in all copies and that both that copyright * notice and this permission notice appear in supporting documentation, and * that the name of the copyright holders not be used in advertising or * publicity pertaining to distribution of the software without specific, * written prior permission. The copyright holders make no representations * about the suitability of this software for any purpose. It is provided "as * is" without express or implied warranty. * * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE * OF THIS SOFTWARE. * * Author: Jim Gettys, HP Labs, Hewlett-Packard, Inc. * Keith Packard, Intel Corporation */ #ifndef _XRANDR_H_ #define _XRANDR_H_ #include #include _XFUNCPROTOBEGIN typedef XID RROutput; typedef XID RRCrtc; typedef XID RRMode; typedef struct { int width, height; int mwidth, mheight; } XRRScreenSize; /* * Events. */ typedef struct { int type; /* event base */ unsigned long serial; /* # of last request processed by server */ Bool send_event; /* true if this came from a SendEvent request */ Display *display; /* Display the event was read from */ Window window; /* window which selected for this event */ Window root; /* Root window for changed screen */ Time timestamp; /* when the screen change occurred */ Time config_timestamp; /* when the last configuration change */ SizeID size_index; SubpixelOrder subpixel_order; Rotation rotation; int width; int height; int mwidth; int mheight; } XRRScreenChangeNotifyEvent; typedef struct { int type; /* event base */ unsigned long serial; /* # of last request processed by server */ Bool send_event; /* true if this came from a SendEvent request */ Display *display; /* Display the event was read from */ Window window; /* window which selected for this event */ int subtype; /* RRNotify_ subtype */ } XRRNotifyEvent; typedef struct { int type; /* event base */ unsigned long serial; /* # of last request processed by server */ Bool send_event; /* true if this came from a SendEvent request */ Display *display; /* Display the event was read from */ Window window; /* window which selected for this event */ int subtype; /* RRNotify_OutputChange */ RROutput output; /* affected output */ RRCrtc crtc; /* current crtc (or None) */ RRMode mode; /* current mode (or None) */ Rotation rotation; /* current rotation of associated crtc */ Connection connection; /* current connection status */ SubpixelOrder subpixel_order; } XRROutputChangeNotifyEvent; typedef struct { int type; /* event base */ unsigned long serial; /* # of last request processed by server */ Bool send_event; /* true if this came from a SendEvent request */ Display *display; /* Display the event was read from */ Window window; /* window which selected for this event */ int subtype; /* RRNotify_CrtcChange */ RRCrtc crtc; /* current crtc (or None) */ RRMode mode; /* current mode (or None) */ Rotation rotation; /* current rotation of associated crtc */ int x, y; /* position */ unsigned int width, height; /* size */ } XRRCrtcChangeNotifyEvent; typedef struct { int type; /* event base */ unsigned long serial; /* # of last request processed by server */ Bool send_event; /* true if this came from a SendEvent request */ Display *display; /* Display the event was read from */ Window window; /* window which selected for this event */ int subtype; /* RRNotify_OutputProperty */ RROutput output; /* related output */ Atom property; /* changed property */ Time timestamp; /* time of change */ int state; /* NewValue, Deleted */ } XRROutputPropertyNotifyEvent; /* internal representation is private to the library */ typedef struct _XRRScreenConfiguration XRRScreenConfiguration; Bool XRRQueryExtension (Display *dpy, int *event_basep, int *error_basep); Status XRRQueryVersion (Display *dpy, int *major_versionp, int *minor_versionp); XRRScreenConfiguration *XRRGetScreenInfo (Display *dpy, Window window); void XRRFreeScreenConfigInfo (XRRScreenConfiguration *config); /* * Note that screen configuration changes are only permitted if the client can * prove it has up to date configuration information. We are trying to * insist that it become possible for screens to change dynamically, so * we want to ensure the client knows what it is talking about when requesting * changes. */ Status XRRSetScreenConfig (Display *dpy, XRRScreenConfiguration *config, Drawable draw, int size_index, Rotation rotation, Time timestamp); /* added in v1.1, sorry for the lame name */ Status XRRSetScreenConfigAndRate (Display *dpy, XRRScreenConfiguration *config, Drawable draw, int size_index, Rotation rotation, short rate, Time timestamp); Rotation XRRConfigRotations(XRRScreenConfiguration *config, Rotation *current_rotation); Time XRRConfigTimes (XRRScreenConfiguration *config, Time *config_timestamp); XRRScreenSize *XRRConfigSizes(XRRScreenConfiguration *config, int *nsizes); short *XRRConfigRates (XRRScreenConfiguration *config, int sizeID, int *nrates); SizeID XRRConfigCurrentConfiguration (XRRScreenConfiguration *config, Rotation *rotation); short XRRConfigCurrentRate (XRRScreenConfiguration *config); int XRRRootToScreen(Display *dpy, Window root); /* * returns the screen configuration for the specified screen; does a lazy * evalution to delay getting the information, and caches the result. * These routines should be used in preference to XRRGetScreenInfo * to avoid unneeded round trips to the X server. These are new * in protocol version 0.1. */ XRRScreenConfiguration *XRRScreenConfig(Display *dpy, int screen); XRRScreenConfiguration *XRRConfig(Screen *screen); void XRRSelectInput(Display *dpy, Window window, int mask); /* * the following are always safe to call, even if RandR is not implemented * on a screen */ Rotation XRRRotations(Display *dpy, int screen, Rotation *current_rotation); XRRScreenSize *XRRSizes(Display *dpy, int screen, int *nsizes); short *XRRRates (Display *dpy, int screen, int sizeID, int *nrates); Time XRRTimes (Display *dpy, int screen, Time *config_timestamp); /* Version 1.2 additions */ Status XRRGetScreenSizeRange (Display *dpy, Window window, int *minWidth, int *minHeight, int *maxWidth, int *maxHeight); void XRRSetScreenSize (Display *dpy, Window window, int width, int height, int mmWidth, int mmHeight); typedef unsigned long XRRModeFlags; typedef unsigned int XRROutputOptions; typedef struct _XRRModeInfo { RRMode id; unsigned int width; unsigned int height; unsigned long dotClock; unsigned int hSyncStart; unsigned int hSyncEnd; unsigned int hTotal; unsigned int hSkew; unsigned int vSyncStart; unsigned int vSyncEnd; unsigned int vTotal; char *name; unsigned int nameLength; XRRModeFlags modeFlags; } XRRModeInfo; typedef struct _XRROutputConfig { RROutput output; XRROutputOptions options; } XRROutputConfig; typedef struct _XRRScreenResources { Time timestamp; Time configTimestamp; int ncrtc; RRCrtc *crtcs; int noutput; RROutput *outputs; int nmode; XRRModeInfo *modes; } XRRScreenResources; XRRScreenResources * XRRGetScreenResources (Display *dpy, Window window); void XRRFreeScreenResources (XRRScreenResources *resources); typedef struct _XRROutputInfo { Time timestamp; RRCrtc crtc; char *name; int nameLen; XRROutputOptions current_options; unsigned long mm_width; unsigned long mm_height; Connection connection; SubpixelOrder subpixel_order; XRROutputOptions possible_options; int ncrtc; RRCrtc *crtcs; int nclone; RROutput *clones; int nmode; int npreferred; RRMode *modes; } XRROutputInfo; XRROutputInfo * XRRGetOutputInfo (Display *dpy, XRRScreenResources *resources, RROutput output); void XRRFreeOutputInfo (XRROutputInfo *outputInfo); Atom * XRRListOutputProperties (Display *dpy, RROutput output, int *nprop); void XRRChangeOutputProperty (Display *dpy, RROutput output, Atom property, Atom type, int format, int mode, _Xconst unsigned char *data, int nelements); void XRRDeleteOutputProperty (Display *dpy, RROutput output, Atom property); int XRRGetOutputProperty (Display *dpy, RROutput output, Atom property, long offset, long length, Bool delete, Atom req_type, Atom *actual_type, int *actual_format, unsigned long *nitems, unsigned long *bytes_after, unsigned char **prop); XRRModeInfo * XRRAllocModeInfo (char *name, int nameLength); RRMode XRRCreateMode (Display *dpy, Window window, XRRModeInfo *modeInfo); void XRRDestroyMode (Display *dpy, RRMode mode); void XRRAddOutputMode (Display *dpy, RROutput output, RRMode mode); void XRRDeleteOutputMode (Display *dpy, RROutput output, RRMode mode); void XRRFreeModeInfo (XRRModeInfo *modeInfo); typedef struct _XRRCrtcInfo { Time timestamp; int x, y; unsigned int width, height; RRMode mode; Rotation rotation; int noutput; RROutput *outputs; Rotation rotations; int npossible; RROutput *possible; } XRRCrtcInfo; XRRCrtcInfo * XRRGetCrtcInfo (Display *dpy, XRRScreenResources *resources, RRCrtc crtc); void XRRFreeCrtcInfo (XRRCrtcInfo *crtcInfo); Status XRRSetCrtcConfig (Display *dpy, XRRScreenResources *resources, RRCrtc crtc, Time timestamp, int x, int y, RRMode mode, Rotation rotation, XRROutputConfig *outputs, int noutputs); int XRRGetCrtcGammaSize (Display *dpy, RRCrtc crtc); typedef struct _XRRCrtcGamma { int size; CARD16 *red; CARD16 *green; CARD16 *blue; } XRRCrtcGamma; XRRCrtcGamma * XRRGetCrtcGamma (Display *dpy, RRCrtc crtc); XRRCrtcGamma * XRRAllocGamma (int size); void XRRSetCrtcGamma (Display *dpy, RRCrtc crtc, XRRCrtcGamma *gamma); void XRRFreeGamma (XRRCrtcGamma *gamma); /* * intended to take RRScreenChangeNotify, or * ConfigureNotify (on the root window) * returns 1 if it is an event type it understands, 0 if not */ int XRRUpdateConfiguration(XEvent *event); _XFUNCPROTOEND #endif /* _XRANDR_H_ */