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dmxext.h

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00001 /* $XFree86$ */
00002 /*
00003  * Copyright 2002-2004 Red Hat Inc., Durham, North Carolina.
00004  *
00005  * All Rights Reserved.
00006  *
00007  * Permission is hereby granted, free of charge, to any person obtaining
00008  * a copy of this software and associated documentation files (the
00009  * "Software"), to deal in the Software without restriction, including
00010  * without limitation on the rights to use, copy, modify, merge,
00011  * publish, distribute, sublicense, and/or sell copies of the Software,
00012  * and to permit persons to whom the Software is furnished to do so,
00013  * subject to the following conditions:
00014  *
00015  * The above copyright notice and this permission notice (including the
00016  * next paragraph) shall be included in all copies or substantial
00017  * portions of the Software.
00018  *
00019  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
00020  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00021  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
00022  * NON-INFRINGEMENT.  IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
00023  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
00024  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
00025  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
00026  * SOFTWARE.
00027  */
00028 
00029 /*
00030  * Authors:
00031  *   Rickard E. (Rik) Faith <faith@redhat.com>
00032  *
00033  */
00034 
00040 #ifndef _DMXEXT_H_
00041 #define _DMXEXT_H_
00042 
00043 /* These values must be larger than LastExtensionError.
00044    The values in dmxext.h and dmxproto.h *MUST* match. */
00045 #define DmxBadXinerama         1001
00046 #define DmxBadValue            1002
00047 #define DmxBadReply            1003
00048 
00049 #define DMXScreenWindowWidth   (1L<<0)
00050 #define DMXScreenWindowHeight  (1L<<1)
00051 #define DMXScreenWindowXoffset (1L<<2)
00052 #define DMXScreenWindowYoffset (1L<<3)
00053 #define DMXRootWindowWidth     (1L<<4)
00054 #define DMXRootWindowHeight    (1L<<5)
00055 #define DMXRootWindowXoffset   (1L<<6)
00056 #define DMXRootWindowYoffset   (1L<<7)
00057 #define DMXRootWindowXorigin   (1L<<8)
00058 #define DMXRootWindowYorigin   (1L<<9)
00059 
00060 #define DMXDesktopWidth        (1L<<0)
00061 #define DMXDesktopHeight       (1L<<1)
00062 #define DMXDesktopShiftX       (1L<<2)
00063 #define DMXDesktopShiftY       (1L<<3)
00064 
00065 #define DMXInputType           (1L<<0)
00066 #define DMXInputPhysicalScreen (1L<<1)
00067 #define DMXInputSendsCore      (1L<<2)
00068 
00069 #ifndef _DMX_SERVER_
00070 
00073 typedef struct {
00074     char         *displayName;
00075     int          logicalScreen;
00076 
00077     unsigned int screenWindowWidth;    /* displayName's coordinate system */
00078     unsigned int screenWindowHeight;   /* displayName's coordinate system */
00079     int          screenWindowXoffset;  /* displayName's coordinate system */
00080     int          screenWindowYoffset;  /* displayName's coordinate system */
00081 
00082     unsigned int rootWindowWidth;      /* screenWindow's coordinate system */
00083     unsigned int rootWindowHeight;     /* screenWindow's coordinate system */
00084     int          rootWindowXoffset;    /* screenWindow's coordinate system */
00085     int          rootWindowYoffset;    /* screenWindow's coordinate system */
00086 
00087     int          rootWindowXorigin;    /* global coordinate system */
00088     int          rootWindowYorigin;    /* global coordinate system */
00089 } DMXScreenAttributes;
00090 
00093 typedef struct {
00094     int          screen;
00095     Window       window;
00096     XRectangle   pos, vis;
00097 } DMXWindowAttributes;
00098 
00101 typedef struct {
00102     unsigned int width;         /* global coordinate system */
00103     unsigned int height;        /* global coordinate system */
00104     int          shiftX;        /* global coordinate system */
00105     int          shiftY;        /* global coordinate system */
00106 } DMXDesktopAttributes;
00107 
00110 typedef enum {
00111     DMXLocalInputType,
00112     DMXConsoleInputType,
00113     DMXBackendInputType
00114 } DMXInputEnum;
00115 
00118 typedef struct {
00119     DMXInputEnum inputType;
00120     int          physicalScreen;
00121     int          physicalId;
00122     Bool         isCore;
00123     Bool         sendsCore;
00124     const char   *name;
00125     Bool         detached;
00126 } DMXInputAttributes;
00127 
00128 _XFUNCPROTOBEGIN
00129 
00130 extern Bool DMXQueryExtension(Display *dpy,
00131                               int *event_basep, int *error_basep);
00132 extern Bool DMXQueryVersion(Display *dpy, int *major_version,
00133                             int *minor_version, int *patch_version);
00134 extern Bool DMXSync(Display *dpy);
00135 extern Bool DMXForceWindowCreation(Display *dpy, Window window);
00136 
00137 
00138 extern Bool DMXGetScreenCount(Display *dpy, int *screen_count);
00139 extern Bool DMXGetScreenAttributes(Display *dpy,
00140                                    int screen,
00141                                    DMXScreenAttributes *attr);
00142 extern int  DMXChangeScreensAttributes(Display *dpy,
00143                                        int screen_count,
00144                                        int *screens,
00145                                        int mask_count,
00146                                        unsigned int *masks,
00147                                        DMXScreenAttributes *attr, /* vector */
00148                                        int *error_screen);
00149 
00150 extern Bool DMXAddScreen(Display *dpy,
00151                          const char *displayName,
00152                          unsigned int mask,
00153                          DMXScreenAttributes *attr,
00154                          int *screen);
00155 extern Bool DMXRemoveScreen(Display *dpy, int screen);
00156 
00157 /* Call DMXGetScreenWindowCount and allocate info to that size.  Pass
00158  * the size in available_count.  This call can generate a large amount
00159  * of wire traffic and should not be used called with available_count=0
00160  * just to determine the screen_count value -- use DMXGetScreenCount
00161  * instead.  NOTE: Also see DMX protocol specification (DMXSpec.txt) for
00162  * usage of DMXSync to flush pending commands. */
00163 extern Bool DMXGetWindowAttributes(Display *dpy, Window window,
00164                                    int *screen_count, int available_count,
00165                                    DMXWindowAttributes *attr);
00166 
00167 extern Bool DMXGetDesktopAttributes(Display *dpy, DMXDesktopAttributes *attr);
00168 extern int  DMXChangeDesktopAttributes(Display *dpy,
00169                                        unsigned int mask,
00170                                        DMXDesktopAttributes *attr);
00171 
00172 extern Bool DMXGetInputCount(Display *dpy, int *input_count);
00173 extern Bool DMXGetInputAttributes(Display *dpy, int id,
00174                                   DMXInputAttributes *attr);
00175 
00176 extern Bool DMXAddInput(Display *dpy,
00177                         unsigned int mask,
00178                         DMXInputAttributes *attr,
00179                         int *id);
00180 extern Bool DMXRemoveInput(Display *dpy, int id);
00181 
00182 /* These are helper functions that call DMXAddInput. */
00183 extern Bool DMXAddBackendInput(Display *dpy, int screen, int sendsCore,
00184                                int *newId);
00185 extern Bool DMXAddConsoleInput(Display *dpy, const char *name, int sendsCore,
00186                                int *newId);
00187 
00188 _XFUNCPROTOEND
00189 #endif
00190 #endif

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