ncurses/widechar/lib_box_set.c

   1 /****************************************************************************
   2  * Copyright 2020 Thomas E. Dickey                                          *
   3  * Copyright 2002-2009,2011 Free Software Foundation, Inc.                  *
   4  *                                                                          *
   5  * Permission is hereby granted, free of charge, to any person obtaining a  *
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   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  *
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  20  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
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  22  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
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  26  * sale, use or other dealings in this Software without prior written       *
  27  * authorization.                                                           *
  28  ****************************************************************************/
  29
  30 /****************************************************************************
  31  * Authors: Sven Verdoolaege and Thomas Dickey 2001,2002                    *
  32  ****************************************************************************/
  33
  34 /*
  35 **      lib_box_set.c
  36 **
  37 **      The routine wborder_set().
  38 **
  39 */
  40
  41 #include <curses.priv.h>
  42
  43 MODULE_ID("$Id: lib_box_set.c,v 1.7 2020/02/02 23:34:34 tom Exp $")
  44
  45 NCURSES_EXPORT(int)
  46 wborder_set(WINDOW *win,
  47             const ARG_CH_T ls, const ARG_CH_T rs,
  48             const ARG_CH_T ts, const ARG_CH_T bs,
  49             const ARG_CH_T tl, const ARG_CH_T tr,
  50             const ARG_CH_T bl, const ARG_CH_T br)
  51 {
  52     NCURSES_SIZE_T i;
  53     NCURSES_SIZE_T endx, endy;
  54     NCURSES_CH_T wls, wrs, wts, wbs, wtl, wtr, wbl, wbr;
  55
  56     T((T_CALLED("wborder_set(%p,%s,%s,%s,%s,%s,%s,%s,%s)"),
  57        (void *) win,
  58        _tracech_t2(1, ls),
  59        _tracech_t2(2, rs),
  60        _tracech_t2(3, ts),
  61        _tracech_t2(4, bs),
  62        _tracech_t2(5, tl),
  63        _tracech_t2(6, tr),
  64        _tracech_t2(7, bl),
  65        _tracech_t2(8, br)));
  66
  67     if (!win)
  68         returnCode(ERR);
  69
  70 #define RENDER_WITH_DEFAULT(ch,def) w ##ch = _nc_render(win, (ch == 0) ? *(const ARG_CH_T)def : *ch)
  71
  72     RENDER_WITH_DEFAULT(ls, WACS_VLINE);
  73     RENDER_WITH_DEFAULT(rs, WACS_VLINE);
  74     RENDER_WITH_DEFAULT(ts, WACS_HLINE);
  75     RENDER_WITH_DEFAULT(bs, WACS_HLINE);
  76     RENDER_WITH_DEFAULT(tl, WACS_ULCORNER);
  77     RENDER_WITH_DEFAULT(tr, WACS_URCORNER);
  78     RENDER_WITH_DEFAULT(bl, WACS_LLCORNER);
  79     RENDER_WITH_DEFAULT(br, WACS_LRCORNER);
  80
  81     T(("using %s, %s, %s, %s, %s, %s, %s, %s",
  82        _tracech_t2(1, CHREF(wls)),
  83        _tracech_t2(2, CHREF(wrs)),
  84        _tracech_t2(3, CHREF(wts)),
  85        _tracech_t2(4, CHREF(wbs)),
  86        _tracech_t2(5, CHREF(wtl)),
  87        _tracech_t2(6, CHREF(wtr)),
  88        _tracech_t2(7, CHREF(wbl)),
  89        _tracech_t2(8, CHREF(wbr))));
  90
  91     endx = win->_maxx;
  92     endy = win->_maxy;
  93
  94     for (i = 0; i <= endx; i++) {
  95         win->_line[0].text[i] = wts;
  96         win->_line[endy].text[i] = wbs;
  97     }
  98     win->_line[endy].firstchar = win->_line[0].firstchar = 0;
  99     win->_line[endy].lastchar = win->_line[0].lastchar = endx;
 100
 101     for (i = 0; i <= endy; i++) {
 102         win->_line[i].text[0] = wls;
 103         win->_line[i].text[endx] = wrs;
 104         win->_line[i].firstchar = 0;
 105         win->_line[i].lastchar = endx;
 106     }
 107     win->_line[0].text[0] = wtl;
 108     win->_line[0].text[endx] = wtr;
 109     win->_line[endy].text[0] = wbl;
 110     win->_line[endy].text[endx] = wbr;
 111
 112     _nc_synchook(win);
 113     returnCode(OK);
 114 }