freetype/src/cid/cidparse.h

/***************************************************************************/
/*                                                                         */
/*  cidparse.h                                                             */
/*                                                                         */
/*    CID-keyed Type1 parser (specification).                              */
/*                                                                         */
/*  Copyright 1996-2001, 2002, 2003, 2004 by                               */
/*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
/*                                                                         */
/*  This file is part of the FreeType project, and may only be used,       */
/*  modified, and distributed under the terms of the FreeType project      */
/*  license, LICENSE.TXT.  By continuing to use, modify, or distribute     */
/*  this file you indicate that you have read the license and              */
/*  understand and accept it fully.                                        */
/*                                                                         */
/***************************************************************************/


#ifndef __CIDPARSE_H__
#define __CIDPARSE_H__


#include <ft2build.h>
#include FT_INTERNAL_TYPE1_TYPES_H
#include FT_INTERNAL_STREAM_H
#include FT_INTERNAL_POSTSCRIPT_AUX_H


FT_BEGIN_HEADER


  /*************************************************************************/
  /*                                                                       */
  /* <Struct>                                                              */
  /*    CID_Parser                                                         */
  /*                                                                       */
  /* <Description>                                                         */
  /*    A CID_Parser is an object used to parse a Type 1 fonts very        */
  /*    quickly.                                                           */
  /*                                                                       */
  /* <Fields>                                                              */
  /*    root           :: The root PS_ParserRec fields.                    */
  /*                                                                       */
  /*    stream         :: The current input stream.                        */
  /*                                                                       */
  /*    postscript     :: A pointer to the data to be parsed.              */
  /*                                                                       */
  /*    postscript_len :: The length of the data to be parsed.             */
  /*                                                                       */
  /*    data_offset    :: The start position of the binary data (i.e., the */
  /*                      end of the data to be parsed.                    */
  /*                                                                       */
  /*    binary_length  :: The length of the data after the `StartData'     */
  /*                      command if the data format is hexadecimal.       */
  /*                                                                       */
  /*    cid            :: A structure which holds the information about    */
  /*                      the current font.                                */
  /*                                                                       */
  /*    num_dict       :: The number of font dictionaries.                 */
  /*                                                                       */
  typedef struct  CID_Parser_
  {
    PS_ParserRec  root;
    FT_Stream     stream;

    FT_Byte*      postscript;
    FT_Long       postscript_len;

    FT_ULong      data_offset;

    FT_Long       binary_length;

    CID_FaceInfo  cid;
    FT_Int        num_dict;

  } CID_Parser;


  FT_LOCAL( FT_Error )
  cid_parser_new( CID_Parser*    parser,
                  FT_Stream      stream,
                  FT_Memory      memory,
                  PSAux_Service  psaux );

  FT_LOCAL( void )
  cid_parser_done( CID_Parser*  parser );


  /*************************************************************************/
  /*                                                                       */
  /*                            PARSING ROUTINES                           */
  /*                                                                       */
  /*************************************************************************/

#define cid_parser_skip_spaces( p ) \
          (p)->root.funcs.skip_spaces( &(p)->root )
#define cid_parser_skip_PS_token( p ) \
          (p)->root.funcs.skip_PS_token( &(p)->root )

#define cid_parser_to_int( p )        (p)->root.funcs.to_int( &(p)->root )
#define cid_parser_to_fixed( p, t )   (p)->root.funcs.to_fixed( &(p)->root, t )

#define cid_parser_to_coord_array( p, m, c )                          \
          (p)->root.funcs.to_coord_array( &(p)->root, m, c )
#define cid_parser_to_fixed_array( p, m, f, t )                          \
          (p)->root.funcs.to_fixed_array( &(p)->root, m, f, t )
#define cid_parser_to_token( p, t )                         \
          (p)->root.funcs.to_token( &(p)->root, t )
#define cid_parser_to_token_array( p, t, m, c )                          \
          (p)->root.funcs.to_token_array( &(p)->root, t, m, c )

#define cid_parser_load_field( p, f, o )                              \
          (p)->root.funcs.load_field( &(p)->root, f, o, 0, 0 )
#define cid_parser_load_field_table( p, f, o )                              \
          (p)->root.funcs.load_field_table( &(p)->root, f, o, 0, 0 )


FT_END_HEADER

#endif /* __CIDPARSE_H__ */


/* END */