1 | /**************************************************************************** |
2 | * |
3 | * afmparse.h |
4 | * |
5 | * AFM parser (specification). |
6 | * |
7 | * Copyright (C) 2006-2019 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 AFMPARSE_H_ |
20 | #define AFMPARSE_H_ |
21 | |
22 | |
23 | #include <ft2build.h> |
24 | #include FT_INTERNAL_POSTSCRIPT_AUX_H |
25 | |
26 | |
27 | FT_BEGIN_HEADER |
28 | |
29 | |
30 | FT_LOCAL( FT_Error ) |
31 | afm_parser_init( AFM_Parser parser, |
32 | FT_Memory memory, |
33 | FT_Byte* base, |
34 | FT_Byte* limit ); |
35 | |
36 | |
37 | FT_LOCAL( void ) |
38 | afm_parser_done( AFM_Parser parser ); |
39 | |
40 | |
41 | FT_LOCAL( FT_Error ) |
42 | afm_parser_parse( AFM_Parser parser ); |
43 | |
44 | |
45 | enum AFM_ValueType_ |
46 | { |
47 | AFM_VALUE_TYPE_STRING, |
48 | AFM_VALUE_TYPE_NAME, |
49 | AFM_VALUE_TYPE_FIXED, /* real number */ |
50 | AFM_VALUE_TYPE_INTEGER, |
51 | AFM_VALUE_TYPE_BOOL, |
52 | AFM_VALUE_TYPE_INDEX /* glyph index */ |
53 | }; |
54 | |
55 | |
56 | typedef struct AFM_ValueRec_ |
57 | { |
58 | enum AFM_ValueType_ type; |
59 | union |
60 | { |
61 | char* s; |
62 | FT_Fixed f; |
63 | FT_Int i; |
64 | FT_UInt u; |
65 | FT_Bool b; |
66 | |
67 | } u; |
68 | |
69 | } AFM_ValueRec, *AFM_Value; |
70 | |
71 | #define AFM_MAX_ARGUMENTS 5 |
72 | |
73 | FT_LOCAL( FT_Int ) |
74 | afm_parser_read_vals( AFM_Parser parser, |
75 | AFM_Value vals, |
76 | FT_Int n ); |
77 | |
78 | /* read the next key from the next line or column */ |
79 | FT_LOCAL( char* ) |
80 | afm_parser_next_key( AFM_Parser parser, |
81 | FT_Bool line, |
82 | FT_Offset* len ); |
83 | |
84 | FT_END_HEADER |
85 | |
86 | #endif /* AFMPARSE_H_ */ |
87 | |
88 | |
89 | /* END */ |
90 | |