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/* tt_glyf.h
Copyright 2002 by Jin-Hwan Cho and Shunsaku Hirata,
the dvipdfmx project team <dvipdfmx@project.ktug.or.kr>
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/>. */
/* $Id: tt_glyf.h 2271 2009-04-12 23:42:21Z oneiros $ */
#ifndef _TT_GLYF_H_
# define _TT_GLYF_H_
struct tt_glyph_desc {
USHORT gid;
USHORT ogid; /* GID in original font */
USHORT advw, advh;
SHORT lsb, tsb;
SHORT llx, lly, urx, ury;
ULONG length;
BYTE *data;
};
struct tt_glyphs {
USHORT num_glyphs;
USHORT max_glyphs;
USHORT last_gid;
USHORT emsize;
USHORT dw; /* optimal value for DW */
USHORT default_advh; /* default value */
SHORT default_tsb; /* default value */
struct tt_glyph_desc *gd;
unsigned char *used_slot;
};
extern struct tt_glyphs *tt_build_init(void);
extern void tt_build_finish(struct tt_glyphs *g);
extern USHORT tt_add_glyph(struct tt_glyphs *g, USHORT gid, USHORT new_gid);
extern USHORT tt_get_index(struct tt_glyphs *g, USHORT gid);
extern USHORT tt_find_glyph(struct tt_glyphs *g, USHORT gid);
extern int tt_build_tables(sfnt * sfont, struct tt_glyphs *g);
extern int tt_get_metrics(sfnt * sfont, struct tt_glyphs *g);
#endif /* _TT_GLYF_H_ */
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