/* * Copyright (c) 1983 Regents of the University of California. * All rights reserved. * * This code is derived from software contributed to Berkeley by * Edward Wang at The University of California, Berkeley. * * Redistribution and use in source and binary forms are permitted provided * that: (1) source distributions retain this entire copyright notice and * comment, and (2) distributions including binaries display the following * acknowledgement: ``This product includes software developed by the * University of California, Berkeley and its contributors'' in the * documentation or other materials provided with the distribution and in * all advertising materials mentioning features or use of this software. * Neither the name of the University nor the names of its contributors may * be used to endorse or promote products derived from this software without * specific prior written permission. * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ #ifndef lint static char sccsid[] = "@(#)wwbox.c 3.8 (Berkeley) 6/6/90"; #endif /* not lint */ #include "ww.h" #include "tt.h" wwbox(w, r, c, nr, nc) register struct ww *w; register r, c; int nr, nc; { register r1, c1; register i; r1 = r + nr - 1; c1 = c + nc - 1; wwframec(w, r, c, WWF_D|WWF_R); for (i = c + 1; i < c1; i++) wwframec(w, r, i, WWF_L|WWF_R); wwframec(w, r, i, WWF_L|WWF_D); for (i = r + 1; i < r1; i++) wwframec(w, i, c1, WWF_U|WWF_D); wwframec(w, i, c1, WWF_U|WWF_L); for (i = c1 - 1; i > c; i--) wwframec(w, r1, i, WWF_R|WWF_L); wwframec(w, r1, i, WWF_R|WWF_U); for (i = r1 - 1; i > r; i--) wwframec(w, i, c, WWF_D|WWF_U); }