XFA: merge patch from CL 817753002
[pdfium.git] / core / src / fxge / fx_freetype / fxft2.5.01 / src / cid / cidparse.h
1 /***************************************************************************/
2 /*                                                                         */
3 /*  cidparse.h                                                             */
4 /*                                                                         */
5 /*    CID-keyed Type1 parser (specification).                              */
6 /*                                                                         */
7 /*  Copyright 1996-2001, 2002, 2003, 2004 by                               */
8 /*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
9 /*                                                                         */
10 /*  This file is part of the FreeType project, and may only be used,       */
11 /*  modified, and distributed under the terms of the FreeType project      */
12 /*  license, LICENSE.TXT.  By continuing to use, modify, or distribute     */
13 /*  this file you indicate that you have read the license and              */
14 /*  understand and accept it fully.                                        */
15 /*                                                                         */
16 /***************************************************************************/
17
18
19 #ifndef __CIDPARSE_H__
20 #define __CIDPARSE_H__
21
22
23 #include "../../include/ft2build.h"
24 #include "../../include/freetype/internal/t1types.h"
25 #include "../../include/freetype/internal/ftstream.h"
26 #include "../../include/freetype/internal/psaux.h"
27
28
29 FT_BEGIN_HEADER
30
31
32   /*************************************************************************/
33   /*                                                                       */
34   /* <Struct>                                                              */
35   /*    CID_Parser                                                         */
36   /*                                                                       */
37   /* <Description>                                                         */
38   /*    A CID_Parser is an object used to parse a Type 1 fonts very        */
39   /*    quickly.                                                           */
40   /*                                                                       */
41   /* <Fields>                                                              */
42   /*    root           :: The root PS_ParserRec fields.                    */
43   /*                                                                       */
44   /*    stream         :: The current input stream.                        */
45   /*                                                                       */
46   /*    postscript     :: A pointer to the data to be parsed.              */
47   /*                                                                       */
48   /*    postscript_len :: The length of the data to be parsed.             */
49   /*                                                                       */
50   /*    data_offset    :: The start position of the binary data (i.e., the */
51   /*                      end of the data to be parsed.                    */
52   /*                                                                       */
53   /*    binary_length  :: The length of the data after the `StartData'     */
54   /*                      command if the data format is hexadecimal.       */
55   /*                                                                       */
56   /*    cid            :: A structure which holds the information about    */
57   /*                      the current font.                                */
58   /*                                                                       */
59   /*    num_dict       :: The number of font dictionaries.                 */
60   /*                                                                       */
61   typedef struct  CID_Parser_
62   {
63     PS_ParserRec  root;
64     FT_Stream     stream;
65
66     FT_Byte*      postscript;
67     FT_Long       postscript_len;
68
69     FT_ULong      data_offset;
70
71     FT_Long       binary_length;
72
73     CID_FaceInfo  cid;
74     FT_Int        num_dict;
75
76   } CID_Parser;
77
78
79   FT_LOCAL( FT_Error )
80   cid_parser_new( CID_Parser*    parser,
81                   FT_Stream      stream,
82                   FT_Memory      memory,
83                   PSAux_Service  psaux );
84
85   FT_LOCAL( void )
86   cid_parser_done( CID_Parser*  parser );
87
88
89   /*************************************************************************/
90   /*                                                                       */
91   /*                            PARSING ROUTINES                           */
92   /*                                                                       */
93   /*************************************************************************/
94
95 #define cid_parser_skip_spaces( p ) \
96           (p)->root.funcs.skip_spaces( &(p)->root )
97 #define cid_parser_skip_PS_token( p ) \
98           (p)->root.funcs.skip_PS_token( &(p)->root )
99
100 #define cid_parser_to_int( p )        (p)->root.funcs.to_int( &(p)->root )
101 #define cid_parser_to_fixed( p, t )   (p)->root.funcs.to_fixed( &(p)->root, t )
102
103 #define cid_parser_to_coord_array( p, m, c )                          \
104           (p)->root.funcs.to_coord_array( &(p)->root, m, c )
105 #define cid_parser_to_fixed_array( p, m, f, t )                          \
106           (p)->root.funcs.to_fixed_array( &(p)->root, m, f, t )
107 #define cid_parser_to_token( p, t )                         \
108           (p)->root.funcs.to_token( &(p)->root, t )
109 #define cid_parser_to_token_array( p, t, m, c )                          \
110           (p)->root.funcs.to_token_array( &(p)->root, t, m, c )
111
112 #define cid_parser_load_field( p, f, o )                              \
113           (p)->root.funcs.load_field( &(p)->root, f, o, 0, 0 )
114 #define cid_parser_load_field_table( p, f, o )                              \
115           (p)->root.funcs.load_field_table( &(p)->root, f, o, 0, 0 )
116
117
118 FT_END_HEADER
119
120 #endif /* __CIDPARSE_H__ */
121
122
123 /* END */