/* Copyright (C) 1998, 1999 artofcode LLC.  All rights reserved.
  
  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.

*/

/*$Id: ifont1.h,v 1.3.6.1.2.1 2003/01/17 00:49:04 giles Exp $ */
/* Type 1 font utilities shared with Type 2 */

#ifndef ifont1_INCLUDED
#  define ifont1_INCLUDED

/*
 * Define the temporary structure for holding pointers to substructures of a
 * CharString-based font.  This is used for parsing Type 1, 2, and 4 fonts.
 */
typedef struct charstring_font_refs_s {
    ref *Private;
    ref no_subrs;
    ref *OtherSubrs;
    ref *Subrs;
    ref *GlobalSubrs;
} charstring_font_refs_t;

/* Define the default lenIV value for a Type 1 font. */
#define DEFAULT_LENIV_1 4

/*
 * Parse the substructures of a CharString-based font.
 */
int charstring_font_get_refs(P2(const_os_ptr op, charstring_font_refs_t *pfr));

/*
 * Get the parameters of a CharString-based font or a FDArray entry for a
 * CIDFontType 0 font.  The client has filled in pdata1->interpret,
 * subroutineNumberBias, lenIV, and (if applicable) the Type 2 elements.
 */
int charstring_font_params(P3(const_os_ptr op, charstring_font_refs_t *pfr,
			      gs_type1_data *pdata1));

/*
 * Fill in a newly built CharString-based font or FDArray entry.
 */
int charstring_font_init(P3(gs_font_type1 *pfont,
			    const charstring_font_refs_t *pfr,
			    const gs_type1_data *pdata1));

/*
 * Finish building a CharString-based font.  The client has filled in the
 * same elements as for charstring_font_params.
 */
int build_charstring_font(P7(i_ctx_t *i_ctx_p, os_ptr op,
			     build_proc_refs * pbuild, font_type ftype,
			     charstring_font_refs_t *pfr,
			     gs_type1_data *pdata1,
			     build_font_options_t options));

#endif /* ifont1_INCLUDED */