1 /* 2 * Copyright (c) 1983 Regents of the University of California. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms are permitted 6 * provided that the above copyright notice and this paragraph are 7 * duplicated in all such forms and that any documentation, 8 * advertising materials, and other materials related to such 9 * distribution and use acknowledge that the software was developed 10 * by the University of California, Berkeley. The name of the 11 * University may not be used to endorse or promote products derived 12 * from this software without specific prior written permission. 13 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 14 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 15 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. 16 */ 17 18 #ifndef lint 19 static char sccsid[] = "@(#)wwbox.c 3.6 (Berkeley) 06/29/88"; 20 #endif /* not lint */ 21 22 #include "ww.h" 23 #include "tt.h" 24 25 wwbox(w, r, c, nr, nc) 26 register struct ww *w; 27 register r, c; 28 int nr, nc; 29 { 30 register r1, c1; 31 register i; 32 33 r1 = r + nr - 1; 34 c1 = c + nc - 1; 35 wwframec(w, r, c, WWF_D|WWF_R); 36 for (i = c + 1; i < c1; i++) 37 wwframec(w, r, i, WWF_L|WWF_R); 38 wwframec(w, r, i, WWF_L|WWF_D); 39 for (i = r + 1; i < r1; i++) 40 wwframec(w, i, c1, WWF_U|WWF_D); 41 wwframec(w, i, c1, WWF_U|WWF_L); 42 for (i = c1 - 1; i > c; i--) 43 wwframec(w, r1, i, WWF_R|WWF_L); 44 wwframec(w, r1, i, WWF_R|WWF_U); 45 for (i = r1 - 1; i > r; i--) 46 wwframec(w, i, c, WWF_D|WWF_U); 47 } 48