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);
}
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(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);
}
wsyncup(WINDOW *win)
/* mark changed every cell in win's ancestors that is changed in win */
/* Rewritten by J. Pfeifer, 1-Apr-96 (don't even think that...) */
{
WINDOW *wp;
T((T_CALLED("wsyncup(%p)"), win));
if (win && win->_parent) {
for (wp = win; wp->_parent; wp = wp->_parent) {
int y;
WINDOW *pp = wp->_parent;
assert((wp->_pary <= pp->_maxy) &&
((wp->_pary + wp->_maxy) <= pp->_maxy));
for (y = 0; y <= wp->_maxy; y++) {
int left = wp->_line[y].firstchar;
if (left >= 0) { /* line is touched */
struct ldat *line = &(pp->_line[wp->_pary + y]);
/* left & right character in parent window coordinates */
int right = wp->_line[y].lastchar + wp->_parx;
left += wp->_parx;
CHANGED_RANGE(line, left, right);
}
}
}
}
returnVoid;
}
int
waddchnstr(WINDOW *win, const chtype *const astr, int n)
{
short y = win->_cury;
short x = win->_curx;
int code = OK;
struct ldat *line;
T((T_CALLED("waddchnstr(%p,%p,%d)"), win, astr, n));
if (!win)
returnCode(ERR);
if (n < 0) {
const chtype *str;
n = 0;
for (str=(const chtype *)astr; *str!=0; str++)
n++;
}
if (n > win->_maxx - x + 1)
n = win->_maxx - x + 1;
if (n == 0)
returnCode(code);
line = &(win->_line[y]);
memcpy(line->text+x, astr, n*sizeof(*astr));
CHANGED_RANGE(line, x, x+n-1);
_nc_synchook(win);
returnCode(code);
}
waddchnstr(WINDOW *win, const chtype *astr, int n)
{
NCURSES_SIZE_T y, x;
int code = OK;
int i;
struct ldat *line;
T((T_CALLED("waddchnstr(%p,%p,%d)"), win, astr, n));
if (!win)
returnCode(ERR);
y = win->_cury;
x = win->_curx;
if (n < 0) {
const chtype *str;
n = 0;
for (str = (const chtype *) astr; *str != 0; str++)
n++;
}
if (n > win->_maxx - x + 1)
n = win->_maxx - x + 1;
if (n == 0)
returnCode(code);
line = &(win->_line[y]);
for (i = 0; i < n && ChCharOf(astr[i]) != '\0'; ++i) {
SetChar2(line->text[i + x], astr[i]);
}
CHANGED_RANGE(line, x, x + n - 1);
_nc_synchook(win);
returnCode(code);
}
waddchnstr(WINDOW *win, const chtype *astr, int n)
{
NCURSES_SIZE_T y = win->_cury;
NCURSES_SIZE_T x = win->_curx;
int code = OK;
struct ldat *line;
T((T_CALLED("waddchnstr(%p,%p,%d)"), win, astr, n));
if (!win)
returnCode(ERR);
if (n < 0) {
const chtype *str;
n = 0;
for (str = (const chtype *) astr; *str != 0; str++)
n++;
}
if (n > win->_maxx - x + 1)
n = win->_maxx - x + 1;
if (n == 0)
returnCode(code);
line = &(win->_line[y]);
#if USE_WIDEC_SUPPORT
{
int i;
for (i = 0; i < n; ++i)
SetChar(line->text[i + x], ChCharOf(astr[i]), ChAttrOf(astr[i]));
}
#else
memcpy(line->text + x, astr, n * sizeof(*astr));
#endif
CHANGED_RANGE(line, x, x + n - 1);
_nc_synchook(win);
returnCode(code);
}
wsyncdown(WINDOW *win)
/* mark changed every cell in win that is changed in any of its ancestors */
/* Rewritten by J. Pfeifer, 1-Apr-96 (don't even think that...) */
{
T((T_CALLED("wsyncdown(%p)"), win));
if (win && win->_parent) {
WINDOW *pp = win->_parent;
int y;
/* This recursion guarantees, that the changes are propagated down-
wards from the root to our direct parent. */
wsyncdown(pp);
/* and now we only have to propagate the changes from our direct
parent, if there are any. */
assert((win->_pary <= pp->_maxy) &&
((win->_pary + win->_maxy) <= pp->_maxy));
for (y = 0; y <= win->_maxy; y++) {
if (pp->_line[win->_pary + y].firstchar >= 0) { /* parent changed */
struct ldat *line = &(win->_line[y]);
/* left and right character in child coordinates */
int left = pp->_line[win->_pary + y].firstchar - win->_parx;
int right = pp->_line[win->_pary + y].lastchar - win->_parx;
/* The change maybe outside the childs range */
if (left < 0)
left = 0;
if (right > win->_maxx)
right = win->_maxx;
CHANGED_RANGE(line, left, right);
}
}
}
returnVoid;
}
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);
}