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/*
This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks.
Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata,
the dvipdfmx project team.
This program 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.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#ifndef _TT_GSUB_H_
#define _TT_GSUB_H_
#include "sfnt.h"
#include "otl_opt.h"
extern void otl_gsub_set_verbose (void);
typedef struct otl_gsub otl_gsub;
/* LookupType for GSUB */
#define OTL_GSUB_TYPE_SINGLE 1
#define OTL_GSUB_TYPE_MULTIPLE 2
#define OTL_GSUB_TYPE_ALTERNATE 3
#define OTL_GSUB_TYPE_LIGATURE 4
#define OTL_GSUB_TYPE_CONTEXT 5
#define OTL_GSUB_TYPE_CCONTEXT 6
#define OTL_GSUB_TYPE_ESUBST 7
extern otl_gsub *otl_gsub_new (void);
extern void otl_gsub_release (otl_gsub *gsub_list);
extern int otl_gsub_select (otl_gsub *gsub_list,
const char *script,
const char *language,
const char *feature);
extern int otl_gsub_add_feat (otl_gsub *gsub_list,
const char *script,
const char *language,
const char *feature,
sfnt *sfont);
extern int otl_gsub_apply (otl_gsub *gsub_list, USHORT *gid);
extern int otl_gsub_apply_alt (otl_gsub *gsub_list, USHORT alt_idx, USHORT *gid);
extern int otl_gsub_apply_lig (otl_gsub *gsub_list,
USHORT *gid_in, USHORT num_gids,
USHORT *gid_out);
#if 0
extern int otl_gsub_dump (otl_gsub *gsub_list,
const char *script,
const char *language,
const char *feature);
#endif
#endif /* _TT_GSUB_H_ */
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