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# dmxextension.h

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    00001 /*
    00002  * Copyright 2003-2004 Red Hat Inc., Durham, North Carolina.
    00003  *
    00004  * All Rights Reserved.
    00005  *
    00006  * Permission is hereby granted, free of charge, to any person obtaining
    00007  * a copy of this software and associated documentation files (the
    00008  * "Software"), to deal in the Software without restriction, including
    00009  * without limitation on the rights to use, copy, modify, merge,
    00010  * publish, distribute, sublicense, and/or sell copies of the Software,
    00011  * and to permit persons to whom the Software is furnished to do so,
    00012  * subject to the following conditions:
    00013  *
    00014  * The above copyright notice and this permission notice (including the
    00015  * next paragraph) shall be included in all copies or substantial
    00016  * portions of the Software.
    00017  *
    00018  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
    00019  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
    00020  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
    00021  * NON-INFRINGEMENT.  IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
    00022  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
    00023  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
    00024  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
    00025  * SOFTWARE.
    00026  */
    00027
    00028 /*
    00029  * Author:
    00030  *   Rickard E. (Rik) Faith <faith@redhat.com>
    00031  *   Kevin E. Martin <kem@redhat.com>
    00032  *
    00033  */
    00034
    00039 #ifndef _DMXEXTENSION_H_
    00040 #define _DMXEXTENSION_H_
    00041
    00044 typedef struct {
    00045     const char   *displayName;
    00046     int          logicalScreen;
    00047
    00048     unsigned int screenWindowWidth;    /* displayName's coordinate system */
    00049     unsigned int screenWindowHeight;   /* displayName's coordinate system */
    00050     int          screenWindowXoffset;  /* displayName's coordinate system */
    00051     int          screenWindowYoffset;  /* displayName's coordinate system */
    00052
    00053     unsigned int rootWindowWidth;      /* screenWindow's coordinate system */
    00054     unsigned int rootWindowHeight;     /* screenWindow's coordinate system */
    00055     int          rootWindowXoffset;    /* screenWindow's coordinate system */
    00056     int          rootWindowYoffset;    /* screenWindow's coordinate system */
    00057
    00058     int          rootWindowXorigin;    /* global coordinate system */
    00059     int          rootWindowYorigin;    /* global coordinate system */
    00060 } DMXScreenAttributesRec, *DMXScreenAttributesPtr;
    00061
    00063 typedef struct {
    00064     int          screen;
    00065     Window       window;
    00066     xRectangle   pos;
    00067     xRectangle   vis;
    00068 } DMXWindowAttributesRec, *DMXWindowAttributesPtr;
    00069
    00072 typedef struct {
    00073     int          width;
    00074     int          height;
    00075     int          shiftX;
    00076     int          shiftY;
    00077 } DMXDesktopAttributesRec, *DMXDesktopAttributesPtr;
    00078
    00080 typedef struct {
    00081     const char   *name;
    00082     int          inputType;
    00083     int          physicalScreen;
    00084     int          physicalId;
    00085     int          isCore;
    00086     int          sendsCore;
    00087     int          detached;
    00088 } DMXInputAttributesRec, *DMXInputAttributesPtr;
    00089
    00090
    00091 extern unsigned long dmxGetNumScreens(void);
    00092 extern void          dmxForceWindowCreation(WindowPtr pWindow);
    00093 extern void          dmxFlushPendingSyncs(void);
    00094 extern Bool          dmxGetScreenAttributes(int physical,
    00095                                             DMXScreenAttributesPtr attr);
    00096 extern Bool          dmxGetWindowAttributes(WindowPtr pWindow,
    00097                                             DMXWindowAttributesPtr attr);
    00098 extern void          dmxGetDesktopAttributes(DMXDesktopAttributesPtr attr);
    00099 extern int           dmxGetInputCount(void);
    00100 extern int           dmxGetInputAttributes(int deviceId,
    00101                                            DMXInputAttributesPtr attr);
    00102 extern int           dmxAddInput(DMXInputAttributesPtr attr, int *deviceId);
    00103 extern int           dmxRemoveInput(int deviceId);
    00104
    00105 extern int           dmxConfigureScreenWindows(int nscreens,
    00106                                                CARD32 *screens,
    00107                                                DMXScreenAttributesPtr attribs,
    00108                                                int *errorScreen);
    00109
    00110 extern int           dmxConfigureDesktop(DMXDesktopAttributesPtr attribs);
    00111
    00112 /* dmxUpdateScreenResources exposed for dmxCreateWindow in dmxwindow.c */
    00113 extern void          dmxUpdateScreenResources(ScreenPtr pScreen,
    00114                                               int x, int y, int w, int h);
    00115
    00116 extern int           dmxAttachScreen(int idx, DMXScreenAttributesPtr attr);
    00117 extern int           dmxDetachScreen(int idx);
    00118 #endif