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
|
# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
include <mach.h>
include "zdisplay.h"
include "iis.h"
define DELAY 30 # milliseconds between cursor reads
# IISRCR -- Read cursor from display. Note that the position is 1 indexed.
procedure iisrcr (status, xcur, ycur)
int status, xcur, ycur
short cursor[LEN_CURSOR]
include "iis.com"
begin
call iishdr(IREAD+VRETRACE, LEN_CURSOR, COMMAND+CURSOR, ADVXONTC, 0,0,0)
call zwmsec (DELAY)
call iisio (cursor, LEN_CURSOR * SZB_CHAR, status)
if (status <= 0) {
status = EOF
return
}
status = cursor[1]
xcur = MCXSCALE * mod (cursor[2] + 31, iis_xdim)
ycur = MCYSCALE * mod (cursor[3] + 31, iis_ydim)
end
|
