1 /*	$OpenBSD: wwbox.c,v 1.5 2003/06/03 02:56:23 millert Exp $	*/
2 /*	$NetBSD: wwbox.c,v 1.3 1995/09/28 10:35:11 tls Exp $	*/
3 
4 /*
5  * Copyright (c) 1983, 1993
6  *	The Regents of the University of California.  All rights reserved.
7  *
8  * This code is derived from software contributed to Berkeley by
9  * Edward Wang at The University of California, Berkeley.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  * 3. Neither the name of the University nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  */
35 
36 #ifndef lint
37 #if 0
38 static char sccsid[] = "@(#)wwbox.c	8.1 (Berkeley) 6/6/93";
39 #else
40 static char rcsid[] = "$OpenBSD: wwbox.c,v 1.5 2003/06/03 02:56:23 millert Exp $";
41 #endif
42 #endif /* not lint */
43 
44 #include "ww.h"
45 #include "tt.h"
46 
47 wwbox(w, r, c, nr, nc)
48 struct ww *w;
49 int r, c;
50 int nr, nc;
51 {
52 	int r1, c1;
53 	int i;
54 
55 	r1 = r + nr - 1;
56 	c1 = c + nc - 1;
57 	wwframec(w, r, c, WWF_D|WWF_R);
58 	for (i = c + 1; i < c1; i++)
59 		wwframec(w, r, i, WWF_L|WWF_R);
60 	wwframec(w, r, i, WWF_L|WWF_D);
61 	for (i = r + 1; i < r1; i++)
62 		wwframec(w, i, c1, WWF_U|WWF_D);
63 	wwframec(w, i, c1, WWF_U|WWF_L);
64 	for (i = c1 - 1; i > c; i--)
65 		wwframec(w, r1, i, WWF_R|WWF_L);
66 	wwframec(w, r1, i, WWF_R|WWF_U);
67 	for (i = r1 - 1; i > r; i--)
68 		wwframec(w, i, c, WWF_D|WWF_U);
69 }
70