1 /* $OpenBSD: lib_vline_set.c,v 1.2 2023/10/17 09:52:09 nicm Exp $ */
2 
3 /****************************************************************************
4  * Copyright 2020 Thomas E. Dickey                                          *
5  * Copyright 2002-2010,2016 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,   *
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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     *
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29  * authorization.                                                           *
30  ****************************************************************************/
31 
32 /****************************************************************************
33  *  Author: Thomas Dickey 2002                                              *
34  ****************************************************************************/
35 
36 /*
37 **	lib_vline_set.c
38 **
39 **	The routine wvline_set().
40 **
41 */
42 
43 #include <curses.priv.h>
44 
45 MODULE_ID("$Id: lib_vline_set.c,v 1.2 2023/10/17 09:52:09 nicm Exp $")
46 
47 NCURSES_EXPORT(int)
48 wvline_set(WINDOW *win, const cchar_t *ch, int n)
49 {
50     int code = ERR;
51 
52     T((T_CALLED("wvline(%p,%s,%d)"), (void *) win, _tracecchar_t(ch), n));
53 
54     if (win) {
55 	NCURSES_CH_T wch;
56 	int row = win->_cury;
57 	int col = win->_curx;
58 	int end = row + n - 1;
59 
60 	if (end > win->_maxy)
61 	    end = win->_maxy;
62 
63 	if (ch == 0)
64 	    wch = *WACS_VLINE;
65 	else
66 	    wch = *ch;
67 	wch = _nc_render(win, wch);
68 
69 	while (end >= row) {
70 	    struct ldat *line = &(win->_line[end]);
71 	    line->text[col] = wch;
72 	    CHANGED_CELL(line, col);
73 	    end--;
74 	}
75 
76 	_nc_synchook(win);
77 	code = OK;
78     }
79     returnCode(code);
80 }
81