1*86d7f5d3SJohn Marino /* @(#)wwbox.c 8.1 (Berkeley) 6/6/93 */
2*86d7f5d3SJohn Marino /* $NetBSD: wwbox.c,v 1.6 2003/08/07 11:17:36 agc Exp $ */
3*86d7f5d3SJohn Marino
4*86d7f5d3SJohn Marino /*
5*86d7f5d3SJohn Marino * Copyright (c) 1983, 1993
6*86d7f5d3SJohn Marino * The Regents of the University of California. All rights reserved.
7*86d7f5d3SJohn Marino *
8*86d7f5d3SJohn Marino * This code is derived from software contributed to Berkeley by
9*86d7f5d3SJohn Marino * Edward Wang at The University of California, Berkeley.
10*86d7f5d3SJohn Marino *
11*86d7f5d3SJohn Marino * Redistribution and use in source and binary forms, with or without
12*86d7f5d3SJohn Marino * modification, are permitted provided that the following conditions
13*86d7f5d3SJohn Marino * are met:
14*86d7f5d3SJohn Marino * 1. Redistributions of source code must retain the above copyright
15*86d7f5d3SJohn Marino * notice, this list of conditions and the following disclaimer.
16*86d7f5d3SJohn Marino * 2. Redistributions in binary form must reproduce the above copyright
17*86d7f5d3SJohn Marino * notice, this list of conditions and the following disclaimer in the
18*86d7f5d3SJohn Marino * documentation and/or other materials provided with the distribution.
19*86d7f5d3SJohn Marino * 3. Neither the name of the University nor the names of its contributors
20*86d7f5d3SJohn Marino * may be used to endorse or promote products derived from this software
21*86d7f5d3SJohn Marino * without specific prior written permission.
22*86d7f5d3SJohn Marino *
23*86d7f5d3SJohn Marino * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24*86d7f5d3SJohn Marino * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25*86d7f5d3SJohn Marino * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26*86d7f5d3SJohn Marino * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27*86d7f5d3SJohn Marino * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28*86d7f5d3SJohn Marino * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29*86d7f5d3SJohn Marino * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30*86d7f5d3SJohn Marino * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31*86d7f5d3SJohn Marino * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32*86d7f5d3SJohn Marino * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33*86d7f5d3SJohn Marino * SUCH DAMAGE.
34*86d7f5d3SJohn Marino */
35*86d7f5d3SJohn Marino
36*86d7f5d3SJohn Marino #include "ww.h"
37*86d7f5d3SJohn Marino #include "tt.h"
38*86d7f5d3SJohn Marino
39*86d7f5d3SJohn Marino void
wwbox(struct ww * w,int r,int c,int nr,int nc)40*86d7f5d3SJohn Marino wwbox(struct ww *w, int r, int c, int nr, int nc)
41*86d7f5d3SJohn Marino {
42*86d7f5d3SJohn Marino int r1, c1;
43*86d7f5d3SJohn Marino int i;
44*86d7f5d3SJohn Marino
45*86d7f5d3SJohn Marino r1 = r + nr - 1;
46*86d7f5d3SJohn Marino c1 = c + nc - 1;
47*86d7f5d3SJohn Marino wwframec(w, r, c, WWF_D|WWF_R);
48*86d7f5d3SJohn Marino for (i = c + 1; i < c1; i++)
49*86d7f5d3SJohn Marino wwframec(w, r, i, WWF_L|WWF_R);
50*86d7f5d3SJohn Marino wwframec(w, r, i, WWF_L|WWF_D);
51*86d7f5d3SJohn Marino for (i = r + 1; i < r1; i++)
52*86d7f5d3SJohn Marino wwframec(w, i, c1, WWF_U|WWF_D);
53*86d7f5d3SJohn Marino wwframec(w, i, c1, WWF_U|WWF_L);
54*86d7f5d3SJohn Marino for (i = c1 - 1; i > c; i--)
55*86d7f5d3SJohn Marino wwframec(w, r1, i, WWF_R|WWF_L);
56*86d7f5d3SJohn Marino wwframec(w, r1, i, WWF_R|WWF_U);
57*86d7f5d3SJohn Marino for (i = r1 - 1; i > r; i--)
58*86d7f5d3SJohn Marino wwframec(w, i, c, WWF_D|WWF_U);
59*86d7f5d3SJohn Marino }
60