projects / unix-history / blame
| 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 |
| 95f51977 | 8 | static char sccsid[] = "@(#)open.c 5.1 (Berkeley) 5/7/85"; |
| dca25f5a | 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 | } |