int whline(WINDOW *win, chtype ch, int n)
{
int code = ERR;
short start;
short end;
T((T_CALLED("whline(%p,%s,%d)"), win, _tracechtype(ch), n));
if (win) {
struct ldat *line = &(win->_line[win->_cury]);
start = win->_curx;
end = start + n - 1;
if (end > win->_maxx)
end = win->_maxx;
CHANGED_RANGE(line, start, end);
if (ch == 0)
ch = ACS_HLINE;
ch = _nc_render(win, ch);
while ( end >= start) {
line->text[end] = ch;
end--;
}
code = OK;
}
returnCode(code);
}
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);
}
static NCURSES_INLINE int
#undef wbkgrnd
#endif
wbkgrnd(WINDOW *win, const ARG_CH_T ch)
{
int code = ERR;
int x, y;
NCURSES_CH_T new_bkgd = CHDEREF(ch);
T((T_CALLED("wbkgd(%p,%s)"), (void *) win, _tracech_t(ch)));
if (win) {
NCURSES_CH_T old_bkgrnd;
wgetbkgrnd(win, &old_bkgrnd);
(void) wbkgrndset(win, CHREF(new_bkgd));
(void) wattrset(win, AttrOf(win->_nc_bkgd));
for (y = 0; y <= win->_maxy; y++) {
for (x = 0; x <= win->_maxx; x++) {
if (CharEq(win->_line[y].text[x], old_bkgrnd)) {
win->_line[y].text[x] = win->_nc_bkgd;
} else {
NCURSES_CH_T wch = win->_line[y].text[x];
RemAttr(wch, (~(A_ALTCHARSET | A_CHARTEXT)));
win->_line[y].text[x] = _nc_render(win, wch);
}
}
}
touchwin(win);
_nc_synchook(win);
code = OK;
}
returnCode(code);
}
whline(WINDOW *win, chtype ch, int n)
{
int code = ERR;
NCURSES_SIZE_T start;
NCURSES_SIZE_T end;
T((T_CALLED("whline(%p,%s,%d)"), win, _tracechtype(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)
SetChar(wch, ChCharOf(ACS_HLINE), ChAttrOf(ACS_HLINE));
else
SetChar(wch, ChCharOf(ch), ChAttrOf(ch));
wch = _nc_render(win, wch);
while (end >= start) {
line->text[end] = wch;
end--;
}
_nc_synchook(win);
code = OK;
}
returnCode(code);
}
_nc_insert_wch(WINDOW *win, const cchar_t *wch)
{
int cells = wcwidth(CharOf(CHDEREF(wch)));
int cell;
int code = OK;
if (cells < 0) {
code = winsch(win, (chtype) CharOf(CHDEREF(wch)));
} else {
if (cells == 0)
cells = 1;
if (win->_curx <= win->_maxx) {
struct ldat *line = &(win->_line[win->_cury]);
NCURSES_CH_T *end = &(line->text[win->_curx]);
NCURSES_CH_T *temp1 = &(line->text[win->_maxx]);
NCURSES_CH_T *temp2 = temp1 - cells;
CHANGED_TO_EOL(line, win->_curx, win->_maxx);
while (temp1 > end)
*temp1-- = *temp2--;
*temp1 = _nc_render(win, *wch);
for (cell = 1; cell < cells; ++cell) {
SetWidecExt(temp1[cell], cell);
}
win->_curx = (NCURSES_SIZE_T) (win->_curx + cells);
}
}
return code;
}
int winsch(WINDOW *win, chtype c)
{
int code = ERR;
chtype *temp1, *temp2;
chtype *end;
T((T_CALLED("winsch(%p, %s)"), win, _tracechtype(c)));
if (win) {
end = &win->_line[win->_cury].text[win->_curx];
temp1 = &win->_line[win->_cury].text[win->_maxx];
temp2 = temp1 - 1;
while (temp1 > end)
*temp1-- = *temp2--;
*temp1 = _nc_render(win, c);
win->_line[win->_cury].lastchar = win->_maxx;
if (win->_line[win->_cury].firstchar == _NOCHANGE
|| win->_line[win->_cury].firstchar > win->_curx)
win->_line[win->_cury].firstchar = win->_curx;
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);
}
/*
* Insert the given character, updating the current location to simplify
* inserting a string.
*/
static int
_nc_insert_wch(WINDOW *win, const cchar_t *wch)
{
int cells = wcwidth(CharOf(CHDEREF(wch)));
int cell;
if (cells <= 0)
cells = 1;
if (win->_curx <= win->_maxx) {
struct ldat *line = &(win->_line[win->_cury]);
NCURSES_CH_T *end = &(line->text[win->_curx]);
NCURSES_CH_T *temp1 = &(line->text[win->_maxx]);
NCURSES_CH_T *temp2 = temp1 - cells;
CHANGED_TO_EOL(line, win->_curx, win->_maxx);
while (temp1 > end)
*temp1-- = *temp2--;
*temp1 = _nc_render(win, *wch);
for (cell = 1; cell < cells; ++cell) {
SetWidecExt(temp1[cell], cell);
}
win->_curx++;
}
return OK;
}
static NCURSES_INLINE chtype
_my_render(WINDOW *win, chtype ch)
{
NCURSES_CH_T wch;
SetChar2(wch, ch);
wch = _nc_render(win, wch);
return CharOf(wch) | AttrOf(wch);
}
int winsch(WINDOW *win, chtype c)
{
int code = ERR;
T((T_CALLED("winsch(%p, %s)"), win, _tracechtype(c)));
if (win) {
struct ldat *line = &(win->_line[win->_cury]);
chtype *end = &(line->text[win->_curx]);
chtype *temp1 = &(line->text[win->_maxx]);
chtype *temp2 = temp1 - 1;
CHANGED_TO_EOL(line, win->_curx, win->_maxx);
while (temp1 > end)
*temp1-- = *temp2--;
*temp1 = _nc_render(win, c);
code = OK;
}
returnCode(code);
}
wadd_wchnstr(WINDOW *win, const cchar_t *astr, int n)
{
NCURSES_CH_T blank = NewChar(BLANK_TEXT);
NCURSES_SIZE_T y = win->_cury;
NCURSES_SIZE_T x = win->_curx;
int code = OK;
struct ldat *line;
int i, j, start, len, end;
T((T_CALLED("wadd_wchnstr(%p,%s,%d)"), win, _nc_viscbuf(astr, n), n));
if (!win)
returnCode(ERR);
if (n < 0) {
n = _nc_wchstrlen(astr);
}
if (n > win->_maxx - x + 1)
n = win->_maxx - x + 1;
if (n == 0)
returnCode(code);
line = &(win->_line[y]);
start = x;
end = x + n - 1;
/*
* Reset orphaned cells of multi-column characters that extend up to the
* new string's location to blanks.
*/
if (x > 0 && isWidecExt(line->text[x])) {
for (i = 0; i <= x; ++i) {
if (!isWidecExt(line->text[x - i])) {
/* must be isWidecBase() */
start -= i;
while (i > 0) {
line->text[x - i--] = _nc_render(win, blank);
}
break;
}
}
}
/*
* Copy the new string to the window.
*/
for (i = 0; i < n && x <= win->_maxx; ++i) {
if (isWidecExt(astr[i]))
continue;
len = wcwidth(CharOf(astr[i]));
if (x + len - 1 <= win->_maxx) {
line->text[x] = _nc_render(win, astr[i]);
if (len > 1) {
for (j = 0; j < len; ++j) {
if (j != 0) {
line->text[x + j] = line->text[x];
}
SetWidecExt(line->text[x + j], j);
}
}
x += len;
end += len - 1;
} else {
break;
}
}
/*
* Set orphaned cells of multi-column characters which lie after the new
* string to blanks.
*/
while (x <= win->_maxx && isWidecExt(line->text[x])) {
line->text[x] = _nc_render(win, blank);
++end;
++x;
}
CHANGED_RANGE(line, start, end);
_nc_synchook(win);
returnCode(code);
}
int wborder(WINDOW *win, chtype ls, chtype rs, chtype ts,
chtype bs, chtype tl, chtype tr, chtype bl, chtype br)
{
short i;
short endx, endy;
T((T_CALLED("wborder(%p,%s,%s,%s,%s,%s,%s,%s,%s)"),
win,
_tracechtype2(1,ls),
_tracechtype2(2,rs),
_tracechtype2(3,ts),
_tracechtype2(4,bs),
_tracechtype2(5,tl),
_tracechtype2(6,tr),
_tracechtype2(7,bl),
_tracechtype2(8,br)));
if (!win)
returnCode(ERR);
if (ls == 0) ls = ACS_VLINE;
if (rs == 0) rs = ACS_VLINE;
if (ts == 0) ts = ACS_HLINE;
if (bs == 0) bs = ACS_HLINE;
if (tl == 0) tl = ACS_ULCORNER;
if (tr == 0) tr = ACS_URCORNER;
if (bl == 0) bl = ACS_LLCORNER;
if (br == 0) br = ACS_LRCORNER;
ls = _nc_render(win, ls);
rs = _nc_render(win, rs);
ts = _nc_render(win, ts);
bs = _nc_render(win, bs);
tl = _nc_render(win, tl);
tr = _nc_render(win, tr);
bl = _nc_render(win, bl);
br = _nc_render(win, br);
T(("using %#lx, %#lx, %#lx, %#lx, %#lx, %#lx, %#lx, %#lx", ls, rs, ts, bs, tl, tr, bl, br));
endx = win->_maxx;
endy = win->_maxy;
for (i = 0; i <= endx; i++) {
win->_line[0].text[i] = ts;
win->_line[endy].text[i] = bs;
}
win->_line[endy].firstchar = win->_line[0].firstchar = 0;
win->_line[endy].lastchar = win->_line[0].lastchar = endx;
for (i = 0; i <= endy; i++) {
win->_line[i].text[0] = ls;
win->_line[i].text[endx] = rs;
win->_line[i].firstchar = 0;
win->_line[i].lastchar = endx;
}
win->_line[0].text[0] = tl;
win->_line[0].text[endx] = tr;
win->_line[endy].text[0] = bl;
win->_line[endy].text[endx] = br;
_nc_synchook(win);
returnCode(OK);
}