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/****************************************************************************
* Copyright (c) 2002,2006 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
* "Software"), to deal in the Software without restriction, including *
* without limitation the rights to use, copy, modify, merge, publish, *
* distribute, distribute with modifications, sublicense, and/or sell *
* copies of the Software, and to permit persons to whom the Software is *
* furnished to do so, subject to the following conditions: *
* *
* The above copyright notice and this permission notice shall be included *
* in all copies or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
* *
* Except as contained in this notice, the name(s) of the above copyright *
* holders shall not be used in advertising or otherwise to promote the *
* sale, use or other dealings in this Software without prior written *
* authorization. *
****************************************************************************/
/****************************************************************************
* Author: Thomas Dickey 2002 *
****************************************************************************/
#include <curses.priv.h>
#include <term.h>
MODULE_ID("$Id: lib_wacs.c,v 1.7 2006/12/17 15:16:17 tom Exp $")
NCURSES_EXPORT_VAR(cchar_t) * _nc_wacs = 0;
NCURSES_EXPORT(void)
_nc_init_wacs(void)
{
/* *INDENT-OFF* */
static const struct {
int map;
int value[2];
} table[] = {
/* VT100 symbols */
{ 'l', { '+', 0x250c }}, /* upper left corner */
{ 'm', { '+', 0x2514 }}, /* lower left corner */
{ 'k', { '+', 0x2510 }}, /* upper right corner */
{ 'j', { '+', 0x2518 }}, /* lower right corner */
{ 't', { '+', 0x251c }}, /* tee pointing left */
{ 'u', { '+', 0x2524 }}, /* tee pointing right */
{ 'v', { '+', 0x2534 }}, /* tee pointing up */
{ 'w', { '+', 0x252c }}, /* tee pointing down */
{ 'q', { '-', 0x2500 }}, /* horizontal line */
{ 'x', { '|', 0x2502 }}, /* vertical line */
{ 'n', { '+', 0x253c }}, /* large plus or crossover */
{ 'o', { '~', 0x23ba }}, /* scan line 1 */
{ 's', { '_', 0x23bd }}, /* scan line 9 */
{ '`', { '+', 0x25c6 }}, /* diamond */
{ 'a', { ':', 0x2592 }}, /* checker board (stipple) */
{ 'f', { '\'', 0x00b0 }}, /* degree symbol */
{ 'g', { '#', 0x00b1 }}, /* plus/minus */
{ '~', { 'o', 0x00b7 }}, /* bullet */
/* Teletype 5410v1 symbols */
{ ',', { '<', 0x2190 }}, /* arrow pointing left */
{ '+', { '>', 0x2192 }}, /* arrow pointing right */
{ '.', { 'v', 0x2193 }}, /* arrow pointing down */
{ '-', { '^', 0x2191 }}, /* arrow pointing up */
{ 'h', { '#', 0x2592 }}, /* board of squares */
{ 'i', { '#', 0x2603 }}, /* lantern symbol */
{ '0', { '#', 0x25ae }}, /* solid square block */
/* these defaults were invented for ncurses */
{ 'p', { '-', 0x23bb }}, /* scan line 3 */
{ 'r', { '-', 0x23bc }}, /* scan line 7 */
{ 'y', { '<', 0x2264 }}, /* less-than-or-equal-to */
{ 'z', { '>', 0x2265 }}, /* greater-than-or-equal-to */
{ '{', { '*', 0x03c0 }}, /* greek pi */
{ '|', { '!', 0x2260 }}, /* not-equal */
{ '}', { 'f', 0x00a3 }}, /* pound-sterling symbol */
};
/* *INDENT-ON* */
unsigned n, m;
int active = _nc_unicode_locale();
/*
* If we're running in a UTF-8 locale, will use the Unicode equivalents
* rather than the terminfo information. Actually the terminfo should
* be the rule, but there are people who are offended by the notion that
* a Unicode-capable terminal would have something resembling a mode.
* So the smacs/rmacs may be disabled -- sometime.
*/
T(("initializing WIDE-ACS map (Unicode is%s active)",
active ? "" : " not"));
_nc_wacs = typeCalloc(cchar_t, ACS_LEN);
for (n = 0; n < SIZEOF(table); ++n) {
int wide = wcwidth(table[n].value[active]);
m = table[n].map;
if (active && (wide == 1)) {
SetChar(_nc_wacs[m], table[n].value[active], A_NORMAL);
} else if (acs_map[m] & A_ALTCHARSET) {
SetChar(_nc_wacs[m], m, A_ALTCHARSET);
} else {
SetChar(_nc_wacs[m], table[n].value[0], A_NORMAL);
}
T(("#%d, SetChar(%c, %#04x) = %s",
n, m,
table[n].value[active],
_tracecchar_t(&_nc_wacs[m])));
}
}
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