1 /***************************************************************************/ 2 /* */ 3 /* cidparse.h */ 4 /* */ 5 /* CID-keyed Type1 parser (specification). */ 6 /* */ 7 /* Copyright 1996-2018 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 <ft2build.h> 24 #include FT_INTERNAL_TYPE1_TYPES_H 25 #include FT_INTERNAL_STREAM_H 26 #include FT_INTERNAL_POSTSCRIPT_AUX_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_ULong postscript_len; 68 69 FT_ULong data_offset; 70 71 FT_ULong 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 */ 124