void
emitword(Bytes *b, Rune *r, int nr)
{
char *s;
int space;
if(nr == 0)
return;
s = smprint("%.*S", nr, r);
space = b->n > 0 && !isspace(b->b[b->n-1]) && (!newitextitem || !closingpunct(*s));
if(col > 0 && col+space+nr > width){
growbytes(b, "\n", 1);
space = 0;
col = 0;
}
if(space && col > 0){
growbytes(b, " ", 1);
col++;
}
growbytes(b, s, strlen(s));
col += nr;
free(s);
inword = 0;
newitextitem = 0;
}
void
renderrunes(Bytes *b, Rune *r)
{
int i, n;
n = runestrlen(r);
for(i=0; i<n; i++){
switch(r[i]){
case '\n':
if(inword)
emitword(b, r+wordi, i-wordi);
col = 0;
if(b->n == 0)
break; /* don't start with blank lines */
if(b->n<2 || b->b[b->n-1]!='\n' || b->b[b->n-2]!='\n')
growbytes(b, "\n", 1);
break;
case ' ':
if(inword)
emitword(b, r+wordi, i-wordi);
break;
default:
if(!inword)
wordi = i;
inword = 1;
break;
}
}
if(inword)
emitword(b, r+wordi, i-wordi);
}
char*
loadhtml(int fd)
{
URLwin *u;
Bytes *b;
int n;
char buf[4096];
u = emalloc(sizeof(URLwin));
u->infd = fd;
u->outfd = 1;
u->url = estrdup(url);
u->type = TextHtml;
b = emalloc(sizeof(Bytes));
while((n = read(fd, buf, sizeof buf)) > 0)
growbytes(b, buf, n);
if(b->b == nil)
return nil; /* empty file */
rendertext(u, b);
freeurlwin(u);
return nil;
}
