Commit | Line | Data |
---|---|---|
dca25f5a DF |
1 | /* |
2 | * Copyright (c) 1980 Regents of the University of California. | |
3 | * All rights reserved. The Berkeley software License Agreement | |
4 | * specifies the terms and conditions for redistribution. | |
5 | */ | |
6 | ||
467dc69b | 7 | #ifndef lint |
dca25f5a DF |
8 | static char sccsid[] = "@(#)open.c 5.1 (Berkeley) %G%"; |
9 | #endif not lint | |
467dc69b RC |
10 | |
11 | /* | |
12 | * Displays plot files on a gigi "graphics" terminal. | |
13 | */ | |
14 | ||
15 | #include <signal.h> | |
16 | #include "gigi.h" | |
17 | ||
18 | int currentx = 0; | |
19 | int currenty = 0; | |
20 | double lowx = 0.0; | |
21 | double lowy = 0.0; | |
22 | double scalex = 1.0; | |
23 | double scaley = 1.0; | |
24 | ||
25 | openpl() | |
26 | { | |
27 | int closepl(); | |
28 | ||
29 | /* catch interupts */ | |
30 | signal(SIGINT, closepl); | |
31 | currentx = 0; | |
32 | currenty = 0; | |
33 | /* enter grapics mode */ | |
34 | putchar(ESC); putchar('P'); putchar('p'); | |
35 | ||
36 | /* set some parameters */ | |
37 | printf("S(I0 T0 [0,0])"); | |
38 | ||
39 | space(0, 0, XMAX, YMAX); | |
40 | } |