| 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 | |
| 7 | #ifndef lint |
| 8 | static char sccsid[] = "@(#)video.c 5.1 (Berkeley) %G%"; |
| 9 | #endif not lint |
| 10 | |
| 11 | #include "2648.h" |
| 12 | |
| 13 | vidnorm() |
| 14 | { |
| 15 | _video = NORMAL; |
| 16 | } |
| 17 | |
| 18 | vidinv() |
| 19 | { |
| 20 | _video = INVERSE; |
| 21 | } |
| 22 | |
| 23 | togvid() |
| 24 | { |
| 25 | _video = (_video==NORMAL) ? INVERSE : NORMAL; |
| 26 | escseq(ESCM); |
| 27 | outstr("3a1b0 0 719 359e"); |
| 28 | } |