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% writetype0.w
%
% Copyright 2006-2008 Taco Hoekwater <taco@@luatex.org>
% This file is part of LuaTeX.
% LuaTeX is free software; you can redistribute it and/or modify it under
% the terms of the GNU General Public License as published by the Free
% Software Foundation; either version 2 of the License, or (at your
% option) any later version.
% LuaTeX is distributed in the hope that it will be useful, but WITHOUT
% ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
% FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
% License for more details.
% You should have received a copy of the GNU General Public License along
% with LuaTeX; if not, see <http://www.gnu.org/licenses/>.
@ @c
#include "ptexlib.h"
#include "font/writettf.h"
#include "font/writecff.h"
static const char _svn_version[] =
"$Id: writetype0.w 3584 2010-04-02 17:45:55Z hhenkel $ "
"$URL: http://foundry.supelec.fr/svn/luatex/tags/beta-0.60.0/source/texk/web2c/luatexdir/font/writetype0.w $";
@ @c
void writetype0(PDF pdf, fd_entry * fd)
{
int callback_id;
int file_opened = 0;
long i;
dirtab_entry *tab;
cff_font *cff;
dir_tab = NULL;
glyph_tab = NULL;
fd_cur = fd; /* |fd_cur| is global inside \.{writettf.w} */
assert(fd_cur->fm != NULL);
assert(is_opentype(fd_cur->fm));
assert(is_included(fd_cur->fm));
ttf_curbyte = 0;
ttf_size = 0;
cur_file_name =
luatex_find_file(fd_cur->fm->ff_name, find_opentype_file_callback);
if (cur_file_name == NULL) {
pdftex_fail("cannot find OpenType font file for reading");
}
callback_id = callback_defined(read_opentype_file_callback);
if (callback_id > 0) {
if (run_callback(callback_id, "S->bSd", cur_file_name,
&file_opened, &ttf_buffer, &ttf_size) &&
file_opened && ttf_size > 0) {
} else {
pdftex_fail("cannot open OpenType font file for reading");
}
} else {
if (!otf_open(cur_file_name)) {
pdftex_fail("cannot open OpenType font file for reading");
}
ttf_read_file();
ttf_close();
}
fd_cur->ff_found = true;
if (tracefilenames) {
if (is_subsetted(fd_cur->fm))
tex_printf("<%s", cur_file_name);
else
tex_printf("<<%s", cur_file_name);
}
ttf_read_tabdir();
/* read font parameters */
if (ttf_name_lookup("head", false) != NULL)
ttf_read_head();
if (ttf_name_lookup("hhea", false) != NULL)
ttf_read_hhea();
if (ttf_name_lookup("PCLT", false) != NULL)
ttf_read_pclt();
if (ttf_name_lookup("post", false) != NULL)
ttf_read_post();
/* copy font file */
tab = ttf_seek_tab("CFF ", 0);
/* TODO the next 0 is a subfont index */
cff = read_cff(ttf_buffer + ttf_curbyte, (long) tab->length, 0);
if (!is_subsetted(fd_cur->fm)) {
/* not subsetted, just do a copy */
for (i = (long) tab->length; i > 0; i--)
fb_putchar(pdf, (eight_bits) ttf_getnum(1));
} else {
if (cff != NULL) {
if (cff_is_cidfont(cff)) {
write_cid_cff(pdf, cff, fd_cur);
#if 0
for (i = tab->length; i > 0; i--)
fb_putchar (ttf_getnum(1));
#endif
} else {
write_cff(pdf, cff, fd_cur);
}
} else {
/* not understood, just do a copy */
for (i = (long) tab->length; i > 0; i--)
fb_putchar(pdf, (eight_bits) ttf_getnum(1));
}
}
xfree(dir_tab);
xfree(ttf_buffer);
if (tracefilenames) {
if (is_subsetted(fd_cur->fm))
tex_printf(">");
else
tex_printf(">>");
}
cur_file_name = NULL;
}
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