1/****************************************************************************
2 * Copyright 2020 Thomas E. Dickey                                          *
3 * Copyright 1998-2010,2017 Free Software Foundation, Inc.                  *
4 *                                                                          *
5 * Permission is hereby granted, free of charge, to any person obtaining a  *
6 * copy of this software and associated documentation files (the            *
7 * "Software"), to deal in the Software without restriction, including      *
8 * without limitation the rights to use, copy, modify, merge, publish,      *
9 * distribute, distribute with modifications, sublicense, and/or sell       *
10 * copies of the Software, and to permit persons to whom the Software is    *
11 * furnished to do so, subject to the following conditions:                 *
12 *                                                                          *
13 * The above copyright notice and this permission notice shall be included  *
14 * in all copies or substantial portions of the Software.                   *
15 *                                                                          *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
19 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
22 * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
23 *                                                                          *
24 * Except as contained in this notice, the name(s) of the above copyright   *
25 * holders shall not be used in advertising or otherwise to promote the     *
26 * sale, use or other dealings in this Software without prior written       *
27 * authorization.                                                           *
28 ****************************************************************************/
29
30/****************************************************************************
31 *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
32 *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
33 *     and: Thomas E. Dickey                        1996-on                 *
34 *     and: Sven Verdoolaege                        2001                    *
35 ****************************************************************************/
36
37/*
38**	lib_box.c
39**
40**	The routine wborder().
41**
42*/
43
44#include <curses.priv.h>
45
46MODULE_ID("$Id: lib_box.c,v 1.26 2020/02/02 23:34:34 tom Exp $")
47
48#if USE_WIDEC_SUPPORT
49static NCURSES_INLINE chtype
50_my_render(WINDOW *win, chtype ch)
51{
52    NCURSES_CH_T wch;
53    SetChar2(wch, ch);
54    wch = _nc_render(win, wch);
55    return ((attr_t) CharOf(wch)) | AttrOf(wch);
56}
57
58#define RENDER_WITH_DEFAULT(ch,def) w ## ch = _my_render(win, (ch == 0) ? def : ch)
59#else
60#define RENDER_WITH_DEFAULT(ch,def) w ## ch = _nc_render(win, (ch == 0) ? def : ch)
61#endif
62
63NCURSES_EXPORT(int)
64wborder(WINDOW *win,
65	chtype ls, chtype rs,
66	chtype ts, chtype bs,
67	chtype tl, chtype tr,
68	chtype bl, chtype br)
69{
70    NCURSES_SIZE_T i;
71    NCURSES_SIZE_T endx, endy;
72    chtype wls, wrs, wts, wbs, wtl, wtr, wbl, wbr;
73
74    T((T_CALLED("wborder(%p,%s,%s,%s,%s,%s,%s,%s,%s)"),
75       (void *) win,
76       _tracechtype2(1, ls),
77       _tracechtype2(2, rs),
78       _tracechtype2(3, ts),
79       _tracechtype2(4, bs),
80       _tracechtype2(5, tl),
81       _tracechtype2(6, tr),
82       _tracechtype2(7, bl),
83       _tracechtype2(8, br)));
84
85    if (!win)
86	returnCode(ERR);
87
88    RENDER_WITH_DEFAULT(ls, ACS_VLINE);
89    RENDER_WITH_DEFAULT(rs, ACS_VLINE);
90    RENDER_WITH_DEFAULT(ts, ACS_HLINE);
91    RENDER_WITH_DEFAULT(bs, ACS_HLINE);
92    RENDER_WITH_DEFAULT(tl, ACS_ULCORNER);
93    RENDER_WITH_DEFAULT(tr, ACS_URCORNER);
94    RENDER_WITH_DEFAULT(bl, ACS_LLCORNER);
95    RENDER_WITH_DEFAULT(br, ACS_LRCORNER);
96
97    T(("using %s, %s, %s, %s, %s, %s, %s, %s",
98       _tracechtype2(1, wls),
99       _tracechtype2(2, wrs),
100       _tracechtype2(3, wts),
101       _tracechtype2(4, wbs),
102       _tracechtype2(5, wtl),
103       _tracechtype2(6, wtr),
104       _tracechtype2(7, wbl),
105       _tracechtype2(8, wbr)));
106
107    endx = win->_maxx;
108    endy = win->_maxy;
109
110    for (i = 0; i <= endx; i++) {
111	SetChar2(win->_line[0].text[i], wts);
112	SetChar2(win->_line[endy].text[i], wbs);
113    }
114    win->_line[endy].firstchar = win->_line[0].firstchar = 0;
115    win->_line[endy].lastchar = win->_line[0].lastchar = endx;
116
117    for (i = 0; i <= endy; i++) {
118#if USE_WIDEC_SUPPORT
119	if (endx > 0 && isWidecExt(win->_line[i].text[endx])) {
120	    SetChar2(win->_line[i].text[endx - 1], ' ');
121	}
122#endif
123	SetChar2(win->_line[i].text[0], wls);
124	SetChar2(win->_line[i].text[endx], wrs);
125	win->_line[i].firstchar = 0;
126	win->_line[i].lastchar = endx;
127#if USE_WIDEC_SUPPORT
128	if (isWidecExt(win->_line[i].text[1])) {
129	    SetChar2(win->_line[i].text[1], ' ');
130	}
131#endif
132    }
133    SetChar2(win->_line[0].text[0], wtl);
134    SetChar2(win->_line[0].text[endx], wtr);
135    SetChar2(win->_line[endy].text[0], wbl);
136    SetChar2(win->_line[endy].text[endx], wbr);
137
138    _nc_synchook(win);
139    returnCode(OK);
140}
141