1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
|
/*
*
* This is an example of how to use libvncserver.
*
* libvncserver example
* Copyright (C) 2001 Johannes E. Schindelin <[email protected]>
*
* This is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this software; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
*/
#include <stdio.h>
#include <netinet/in.h>
#ifdef __IRIX__
#include <netdb.h>
#endif
#define XK_MISCELLANY
#include "rfb.h"
#include "keysymdef.h"
const int maxx=640, maxy=480, bpp=4;
void doptr(int buttonMask,int x,int y,rfbClientPtr cl)
{
if(buttonMask && x>=0 && y>=0 && x<maxx && y<maxy) {
int i;
for(i=0;i<bpp;i++)
cl->screen->frameBuffer[y*cl->screen->paddedWidthInBytes+x*bpp+i]^=0xff;
rfbMarkRectAsModified(cl->screen,x,y,x+1,y+1);
rfbGotXCutText(cl->screen,"Hallo",5);
}
}
void dokey(Bool down,KeySym key,rfbClientPtr cl)
{
if(down && key==XK_Escape)
rfbCloseClient(cl);
}
int main(int argc,char** argv)
{
int i,j;
rfbScreenInfoPtr rfbScreen = rfbDefaultScreenInit(argc,argv);
rfbScreen->desktopName="LibVNCServer Example";
rfbScreen->frameBuffer = (char*)malloc(maxx*maxy*bpp);
rfbScreen->width=maxx;
rfbScreen->height=maxy;
rfbScreen->paddedWidthInBytes=maxx*bpp;
rfbScreen->ptrAddEvent=doptr;
rfbScreen->kbdAddEvent=dokey;
for(i=0;i<maxx;++i)
for(j=0;j<maxy;++j) {
rfbScreen->frameBuffer[(j*maxx+i)*bpp]=i*256/maxx;
rfbScreen->frameBuffer[(j*maxx+i)*bpp+1]=j*256/maxy;
rfbScreen->frameBuffer[(j*maxx+i)*bpp+2]=(i+j)*256/(maxx*maxy);
}
runEventLoop(rfbScreen,40000,FALSE);
runEventLoop(rfbScreen,40000,TRUE);
while(1);
return(0);
}
|
