1/*
2 * Copyright 2003-2004 Red Hat Inc., Durham, North Carolina.
3 *
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining
7 * a copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation on the rights to use, copy, modify, merge,
10 * publish, distribute, sublicense, and/or sell copies of the Software,
11 * and to permit persons to whom the Software is furnished to do so,
12 * subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial
16 * portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
19 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
21 * NON-INFRINGEMENT.  IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
22 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
23 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
24 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
25 * SOFTWARE.
26 */
27
28/*
29 * Author:
30 *   Rickard E. (Rik) Faith <faith@redhat.com>
31 *   Kevin E. Martin <kem@redhat.com>
32 *
33 */
34
35/** \file
36 * Interface for DMX extension support.  These routines are called by
37 * function in Xserver/Xext/dmx.c.  \see dmxextension.c */
38
39#ifndef _DMXEXTENSION_H_
40#define _DMXEXTENSION_H_
41
42/** Screen attributes.  Used by #ProcDMXGetScreenAttributes and
43 * \a ProcDMXChangeScreensAttributes. */
44typedef struct {
45    const char   *displayName;
46    int          logicalScreen;
47
48    unsigned int screenWindowWidth;    /* displayName's coordinate system */
49    unsigned int screenWindowHeight;   /* displayName's coordinate system */
50    int          screenWindowXoffset;  /* displayName's coordinate system */
51    int          screenWindowYoffset;  /* displayName's coordinate system */
52
53    unsigned int rootWindowWidth;      /* screenWindow's coordinate system */
54    unsigned int rootWindowHeight;     /* screenWindow's coordinate system */
55    int          rootWindowXoffset;    /* screenWindow's coordinate system */
56    int          rootWindowYoffset;    /* screenWindow's coordinate system */
57
58    int          rootWindowXorigin;    /* global coordinate system */
59    int          rootWindowYorigin;    /* global coordinate system */
60} DMXScreenAttributesRec, *DMXScreenAttributesPtr;
61
62/** Window attributes.  Used by #ProcDMXGetWindowAttributes. */
63typedef struct {
64    int          screen;
65    Window       window;
66    xRectangle   pos;
67    xRectangle   vis;
68} DMXWindowAttributesRec, *DMXWindowAttributesPtr;
69
70/** Desktop attributes.  Used by #ProcDMXGetDesktopAttributes and
71 * #ProcDMXChangeDesktopAttributes. */
72typedef struct {
73    int          width;
74    int          height;
75    int          shiftX;
76    int          shiftY;
77} DMXDesktopAttributesRec, *DMXDesktopAttributesPtr;
78
79/** Input attributes.  Used by #ProcDMXGetInputAttributes. */
80typedef struct {
81    const char   *name;
82    int          inputType;
83    int          physicalScreen;
84    int          physicalId;
85    int          isCore;
86    int          sendsCore;
87    int          detached;
88} DMXInputAttributesRec, *DMXInputAttributesPtr;
89
90
91extern unsigned long dmxGetNumScreens(void);
92extern void          dmxForceWindowCreation(WindowPtr pWindow);
93extern void          dmxFlushPendingSyncs(void);
94extern Bool          dmxGetScreenAttributes(int physical,
95                                            DMXScreenAttributesPtr attr);
96extern Bool          dmxGetWindowAttributes(WindowPtr pWindow,
97                                            DMXWindowAttributesPtr attr);
98extern void          dmxGetDesktopAttributes(DMXDesktopAttributesPtr attr);
99extern int           dmxGetInputCount(void);
100extern int           dmxGetInputAttributes(int deviceId,
101                                           DMXInputAttributesPtr attr);
102extern int           dmxAddInput(DMXInputAttributesPtr attr, int *deviceId);
103extern int           dmxRemoveInput(int deviceId);
104
105extern int           dmxConfigureScreenWindows(int nscreens,
106					       CARD32 *screens,
107					       DMXScreenAttributesPtr attribs,
108					       int *errorScreen);
109
110extern int           dmxConfigureDesktop(DMXDesktopAttributesPtr attribs);
111
112/* dmxUpdateScreenResources exposed for dmxCreateWindow in dmxwindow.c */
113extern void          dmxUpdateScreenResources(ScreenPtr pScreen,
114                                              int x, int y, int w, int h);
115
116extern int           dmxAttachScreen(int idx, DMXScreenAttributesPtr attr);
117extern int           dmxDetachScreen(int idx);
118#endif
119