1 /* $OpenBSD: lib_box.c,v 1.5 2023/10/17 09:52:08 nicm Exp $ */
2
3 /****************************************************************************
4 * Copyright 2020 Thomas E. Dickey *
5 * Copyright 1998-2010,2017 Free Software Foundation, Inc. *
6 * *
7 * Permission is hereby granted, free of charge, to any person obtaining a *
8 * copy of this software and associated documentation files (the *
9 * "Software"), to deal in the Software without restriction, including *
10 * without limitation the rights to use, copy, modify, merge, publish, *
11 * distribute, distribute with modifications, sublicense, and/or sell *
12 * copies of the Software, and to permit persons to whom the Software is *
13 * furnished to do so, subject to the following conditions: *
14 * *
15 * The above copyright notice and this permission notice shall be included *
16 * in all copies or substantial portions of the Software. *
17 * *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
21 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
22 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
23 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
24 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
25 * *
26 * Except as contained in this notice, the name(s) of the above copyright *
27 * holders shall not be used in advertising or otherwise to promote the *
28 * sale, use or other dealings in this Software without prior written *
29 * authorization. *
30 ****************************************************************************/
31
32 /****************************************************************************
33 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
34 * and: Eric S. Raymond <esr@snark.thyrsus.com> *
35 * and: Thomas E. Dickey 1996-on *
36 * and: Sven Verdoolaege 2001 *
37 ****************************************************************************/
38
39 /*
40 ** lib_box.c
41 **
42 ** The routine wborder().
43 **
44 */
45
46 #include <curses.priv.h>
47
48 MODULE_ID("$Id: lib_box.c,v 1.5 2023/10/17 09:52:08 nicm Exp $")
49
50 #if USE_WIDEC_SUPPORT
51 static NCURSES_INLINE chtype
_my_render(WINDOW * win,chtype ch)52 _my_render(WINDOW *win, chtype ch)
53 {
54 NCURSES_CH_T wch;
55 SetChar2(wch, ch);
56 wch = _nc_render(win, wch);
57 return ((attr_t) CharOf(wch)) | AttrOf(wch);
58 }
59
60 #define RENDER_WITH_DEFAULT(ch,def) w ## ch = _my_render(win, (ch == 0) ? def : ch)
61 #else
62 #define RENDER_WITH_DEFAULT(ch,def) w ## ch = _nc_render(win, (ch == 0) ? def : ch)
63 #endif
64
65 NCURSES_EXPORT(int)
wborder(WINDOW * win,chtype ls,chtype rs,chtype ts,chtype bs,chtype tl,chtype tr,chtype bl,chtype br)66 wborder(WINDOW *win,
67 chtype ls, chtype rs,
68 chtype ts, chtype bs,
69 chtype tl, chtype tr,
70 chtype bl, chtype br)
71 {
72 NCURSES_SIZE_T i;
73 NCURSES_SIZE_T endx, endy;
74 chtype wls, wrs, wts, wbs, wtl, wtr, wbl, wbr;
75
76 T((T_CALLED("wborder(%p,%s,%s,%s,%s,%s,%s,%s,%s)"),
77 (void *) win,
78 _tracechtype2(1, ls),
79 _tracechtype2(2, rs),
80 _tracechtype2(3, ts),
81 _tracechtype2(4, bs),
82 _tracechtype2(5, tl),
83 _tracechtype2(6, tr),
84 _tracechtype2(7, bl),
85 _tracechtype2(8, br)));
86
87 if (!win)
88 returnCode(ERR);
89
90 RENDER_WITH_DEFAULT(ls, ACS_VLINE);
91 RENDER_WITH_DEFAULT(rs, ACS_VLINE);
92 RENDER_WITH_DEFAULT(ts, ACS_HLINE);
93 RENDER_WITH_DEFAULT(bs, ACS_HLINE);
94 RENDER_WITH_DEFAULT(tl, ACS_ULCORNER);
95 RENDER_WITH_DEFAULT(tr, ACS_URCORNER);
96 RENDER_WITH_DEFAULT(bl, ACS_LLCORNER);
97 RENDER_WITH_DEFAULT(br, ACS_LRCORNER);
98
99 T(("using %s, %s, %s, %s, %s, %s, %s, %s",
100 _tracechtype2(1, wls),
101 _tracechtype2(2, wrs),
102 _tracechtype2(3, wts),
103 _tracechtype2(4, wbs),
104 _tracechtype2(5, wtl),
105 _tracechtype2(6, wtr),
106 _tracechtype2(7, wbl),
107 _tracechtype2(8, wbr)));
108
109 endx = win->_maxx;
110 endy = win->_maxy;
111
112 for (i = 0; i <= endx; i++) {
113 SetChar2(win->_line[0].text[i], wts);
114 SetChar2(win->_line[endy].text[i], wbs);
115 }
116 win->_line[endy].firstchar = win->_line[0].firstchar = 0;
117 win->_line[endy].lastchar = win->_line[0].lastchar = endx;
118
119 for (i = 0; i <= endy; i++) {
120 #if USE_WIDEC_SUPPORT
121 if (endx > 0 && isWidecExt(win->_line[i].text[endx])) {
122 SetChar2(win->_line[i].text[endx - 1], ' ');
123 }
124 #endif
125 SetChar2(win->_line[i].text[0], wls);
126 SetChar2(win->_line[i].text[endx], wrs);
127 win->_line[i].firstchar = 0;
128 win->_line[i].lastchar = endx;
129 #if USE_WIDEC_SUPPORT
130 if (isWidecExt(win->_line[i].text[1])) {
131 SetChar2(win->_line[i].text[1], ' ');
132 }
133 #endif
134 }
135 SetChar2(win->_line[0].text[0], wtl);
136 SetChar2(win->_line[0].text[endx], wtr);
137 SetChar2(win->_line[endy].text[0], wbl);
138 SetChar2(win->_line[endy].text[endx], wbr);
139
140 _nc_synchook(win);
141 returnCode(OK);
142 }
143