whline_set(WINDOW *win, const cchar_t * ch, int n)
{
int code = ERR;
NCURSES_SIZE_T start;
NCURSES_SIZE_T end;
T((T_CALLED("whline_set(%p,%s,%d)"), win, _tracecchar_t(ch), n));
if (win) {
struct ldat *line = &(win->_line[win->_cury]);
NCURSES_CH_T wch;
start = win->_curx;
end = start + n - 1;
if (end > win->_maxx)
end = win->_maxx;
CHANGED_RANGE(line, start, end);
if (ch == 0)
wch = *WACS_HLINE;
else
wch = *ch;
wch = _nc_render(win, wch);
while (end >= start) {
line->text[end] = wch;
end--;
}
_nc_synchook(win);
code = OK;
}
returnCode(code);
}
wvline_set(WINDOW *win, const cchar_t * ch, int n)
{
int code = ERR;
NCURSES_SIZE_T row, col;
NCURSES_SIZE_T end;
T((T_CALLED("wvline(%p,%s,%d)"), win, _tracecchar_t(ch), n));
if (win) {
NCURSES_CH_T wch;
row = win->_cury;
col = win->_curx;
end = row + n - 1;
if (end > win->_maxy)
end = win->_maxy;
if (ch == 0)
wch = *WACS_VLINE;
else
wch = *ch;
wch = _nc_render(win, wch);
while (end >= row) {
struct ldat *line = &(win->_line[end]);
line->text[col] = wch;
CHANGED_CELL(line, col);
end--;
}
_nc_synchook(win);
code = OK;
}
returnCode(code);
}
wadd_wch(WINDOW *win, const cchar_t *wch)
{
int code = ERR;
TR(TRACE_VIRTPUT | TRACE_CCALLS, (T_CALLED("wadd_wch(%p, %s)"),
(void *) win,
_tracecchar_t(wch)));
if (win && (wadd_wch_nosync(win, *wch) != ERR)) {
_nc_synchook(win);
code = OK;
}
TR(TRACE_VIRTPUT | TRACE_CCALLS, (T_RETURN("%d"), code));
return (code);
}
setcchar(cchar_t *wcval,
const wchar_t *wch,
const attr_t attrs,
short color_pair,
const void *opts)
{
unsigned i;
unsigned len;
int code = OK;
TR(TRACE_CCALLS, (T_CALLED("setcchar(%p,%s,%lu,%d,%p)"),
(void *) wcval, _nc_viswbuf(wch),
(unsigned long) attrs, color_pair, opts));
len = (unsigned) wcslen(wch);
if (opts != NULL
|| (len > 1 && wcwidth(wch[0]) < 0)) {
code = ERR;
} else {
if (len > CCHARW_MAX)
len = CCHARW_MAX;
/*
* If we have a following spacing-character, stop at that point. We
* are only interested in adding non-spacing characters.
*/
for (i = 1; i < len; ++i) {
if (wcwidth(wch[i]) != 0) {
len = i;
break;
}
}
memset(wcval, 0, sizeof(*wcval));
if (len != 0) {
SetAttr(*wcval, attrs | (attr_t) ColorPair(color_pair));
SetPair(CHDEREF(wcval), color_pair);
memcpy(&wcval->chars, wch, len * sizeof(wchar_t));
TR(TRACE_CCALLS, ("copy %d wchars, first is %s", len,
_tracecchar_t(wcval)));
}
}
TR(TRACE_CCALLS, (T_RETURN("%d"), code));
return (code);
}
wecho_wchar(WINDOW *win, const cchar_t *wch)
{
int code = ERR;
TR(TRACE_VIRTPUT | TRACE_CCALLS, (T_CALLED("wechochar(%p, %s)"),
(void *) win,
_tracecchar_t(wch)));
if (win && (wadd_wch_nosync(win, *wch) != ERR)) {
bool save_immed = win->_immed;
win->_immed = TRUE;
_nc_synchook(win);
win->_immed = save_immed;
code = OK;
}
TR(TRACE_VIRTPUT | TRACE_CCALLS, (T_RETURN("%d"), code));
return (code);
}
wins_wch(WINDOW *win, const cchar_t *wch)
{
NCURSES_SIZE_T oy;
NCURSES_SIZE_T ox;
int code = ERR;
T((T_CALLED("wins_wch(%p, %s)"), (void *) win, _tracecchar_t(wch)));
if (win != 0) {
oy = win->_cury;
ox = win->_curx;
code = _nc_insert_wch(win, wch);
win->_curx = ox;
win->_cury = oy;
_nc_synchook(win);
}
returnCode(code);
}
setcchar(cchar_t * wcval, const wchar_t * wch, const attr_t attrs,
short color_pair, const void *opts)
{
int i;
int len;
int code = OK;
TR(TRACE_CCALLS, (T_CALLED("setcchar(%p,%s,%ld,%d,%p)"),
wcval, _nc_viswbuf(wch), attrs, color_pair, opts));
if (opts != NULL || (len = wcslen(wch)) > CCHARW_MAX
|| (len > 0 && wcwidth(wch[0]) < 0)) {
code = ERR;
} else {
for (i = 1; i < len; ++i) {
if (wcwidth(wch[i]) != 0) {
code = ERR;
break;
}
}
if (code != ERR) {
memset(wcval, 0, sizeof(*wcval));
if (len != 0) {
SetAttr(*wcval, attrs | color_pair);
memcpy(&wcval->chars, wch, len * sizeof(wchar_t));
TR(TRACE_CCALLS, ("copy %d wchars, first is %s", len,
_tracecchar_t(wcval)));
}
}
}
TR(TRACE_CCALLS, (T_RETURN("%d"), code));
return (code);
}
_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])));
}
}