xref: /openbsd-src/lib/libcurses/base/lib_box.c (revision a28daedfc357b214be5c701aa8ba8adb29a7f1c2)
1 /*	$OpenBSD: lib_box.c,v 1.3 2001/01/22 18:01:37 millert Exp $	*/
2 
3 /****************************************************************************
4  * Copyright (c) 1998,2000 Free Software Foundation, Inc.                   *
5  *                                                                          *
6  * Permission is hereby granted, free of charge, to any person obtaining a  *
7  * copy of this software and associated documentation files (the            *
8  * "Software"), to deal in the Software without restriction, including      *
9  * without limitation the rights to use, copy, modify, merge, publish,      *
10  * distribute, distribute with modifications, sublicense, and/or sell       *
11  * copies of the Software, and to permit persons to whom the Software is    *
12  * furnished to do so, subject to the following conditions:                 *
13  *                                                                          *
14  * The above copyright notice and this permission notice shall be included  *
15  * in all copies or substantial portions of the Software.                   *
16  *                                                                          *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
20  * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
21  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
22  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
23  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
24  *                                                                          *
25  * Except as contained in this notice, the name(s) of the above copyright   *
26  * holders shall not be used in advertising or otherwise to promote the     *
27  * sale, use or other dealings in this Software without prior written       *
28  * authorization.                                                           *
29  ****************************************************************************/
30 
31 /****************************************************************************
32  *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
33  *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
34  ****************************************************************************/
35 
36 /*
37 **	lib_box.c
38 **
39 **	The routine wborder().
40 **
41 */
42 
43 #include <curses.priv.h>
44 
45 MODULE_ID("$From: lib_box.c,v 1.13 2000/12/10 02:43:26 tom Exp $")
46 
47 NCURSES_EXPORT(int)
48 wborder
49 (WINDOW *win,
50  chtype ls, chtype rs, chtype ts, chtype bs,
51  chtype tl, chtype tr, chtype bl, chtype br)
52 {
53     NCURSES_SIZE_T i;
54     NCURSES_SIZE_T endx, endy;
55 
56     T((T_CALLED("wborder(%p,%s,%s,%s,%s,%s,%s,%s,%s)"),
57        win,
58        _tracechtype2(1, ls),
59        _tracechtype2(2, rs),
60        _tracechtype2(3, ts),
61        _tracechtype2(4, bs),
62        _tracechtype2(5, tl),
63        _tracechtype2(6, tr),
64        _tracechtype2(7, bl),
65        _tracechtype2(8, br)));
66 
67     if (!win)
68 	returnCode(ERR);
69 
70     if (ls == 0)
71 	ls = ACS_VLINE;
72     if (rs == 0)
73 	rs = ACS_VLINE;
74     if (ts == 0)
75 	ts = ACS_HLINE;
76     if (bs == 0)
77 	bs = ACS_HLINE;
78     if (tl == 0)
79 	tl = ACS_ULCORNER;
80     if (tr == 0)
81 	tr = ACS_URCORNER;
82     if (bl == 0)
83 	bl = ACS_LLCORNER;
84     if (br == 0)
85 	br = ACS_LRCORNER;
86 
87     ls = _nc_render(win, ls);
88     rs = _nc_render(win, rs);
89     ts = _nc_render(win, ts);
90     bs = _nc_render(win, bs);
91     tl = _nc_render(win, tl);
92     tr = _nc_render(win, tr);
93     bl = _nc_render(win, bl);
94     br = _nc_render(win, br);
95 
96     T(("using %#lx, %#lx, %#lx, %#lx, %#lx, %#lx, %#lx, %#lx",
97        ls, rs, ts, bs, tl, tr, bl, br));
98 
99     endx = win->_maxx;
100     endy = win->_maxy;
101 
102     for (i = 0; i <= endx; i++) {
103 	win->_line[0].text[i] = ts;
104 	win->_line[endy].text[i] = bs;
105     }
106     win->_line[endy].firstchar = win->_line[0].firstchar = 0;
107     win->_line[endy].lastchar = win->_line[0].lastchar = endx;
108 
109     for (i = 0; i <= endy; i++) {
110 	win->_line[i].text[0] = ls;
111 	win->_line[i].text[endx] = rs;
112 	win->_line[i].firstchar = 0;
113 	win->_line[i].lastchar = endx;
114     }
115     win->_line[0].text[0] = tl;
116     win->_line[0].text[endx] = tr;
117     win->_line[endy].text[0] = bl;
118     win->_line[endy].text[endx] = br;
119 
120     _nc_synchook(win);
121     returnCode(OK);
122 }
123