/*
This has to be extended in the future to return a list of possible
font names, as the FFN spec mentions. It currently on does the first
one.
*/
char *
wvGetFontnameFromCode(FFN_STTBF *item, int fontcode) {
if (fontcode >= item->nostrings)
return NULL;
return wvWideStrToMB(item->ffn[fontcode].xszFfn);
}
void
wvGetFFN_STTBF(FFN_STTBF *item, U32 offset, U32 len, wvStream *fd) {
int i;
wvTrace(("reading fonts...\n"));
wvTrace(("seeking to %x, len %d\n", offset, len));
if (len == 0) {
item->nostrings = 0;
item->ffn = NULL;
} else {
wvStream_goto(fd, offset);
item->extendedflag = read_16ubit(fd);
if (item->extendedflag == 0xFFFF)
item->nostrings = read_16ubit(fd);
else
item->nostrings = item->extendedflag;
item->extradatalen = read_16ubit(fd);
item->ffn = (FFN *)wvMalloc(item->nostrings * sizeof(FFN));
for (i = 0; i < item->nostrings; i++) {
#ifdef DEBUG
char *dbg;
#endif
wvGetFFN(&(item->ffn[i]), fd);
#ifdef DEBUG
dbg = wvWideStrToMB(item->ffn[i].xszFfn);
wvTrace(("font %d: %s\n", i, dbg));
if (dbg)
wvFree(dbg);
#endif
}
}
wvTrace(("done reading fonts.\n"));
}
void
wvGetFFN_STTBF6 (FFN_STTBF * item, U32 offset, U32 len, wvStream * fd)
{
U32 count = 0;
int noffn = 0;
wvTrace (("reading fonts 6...\n"));
wvTrace (("seeking to %x, len %d\n", offset, len));
if (len == 0)
{
item->nostrings = 0;
item->ffn = NULL;
return;
}
wvStream_goto (fd, offset);
item->extendedflag = 0;
item->nostrings = 5; /* lets just set a val to start off with */
item->extradatalen = 0;
item->ffn = (FFN *) wvMalloc (item->nostrings * sizeof (FFN));
if (len != read_16ubit (fd))
wvError (("FFN STTBF lens differ\n"));
count += 2;
while (count < len)
{
#ifdef DEBUG
char *dbg;
#endif
if (noffn == item->nostrings)
{
/* need to extend the array just in case */
item->nostrings += 5;
item->ffn =
(FFN *) realloc (item->ffn, item->nostrings * sizeof (FFN));
}
wvGetFFN6 (&(item->ffn[noffn]), fd);
count += (item->ffn[noffn].cbFfnM1 + 1);
#ifdef DEBUG
dbg = wvWideStrToMB (item->ffn[noffn].xszFfn);
wvTrace (("font %d: %s\n", noffn, dbg));
if (dbg)
wvFree (dbg);
#endif
noffn++;
}
if (item->nostrings != noffn)
item->nostrings = noffn;
wvTrace (("done reading fonts 6.\n"));
}
