0,0 → 1,873 |
/***************************************************************************/ |
/* */ |
/* psaux.h */ |
/* */ |
/* Auxiliary functions and data structures related to PostScript fonts */ |
/* (specification). */ |
/* */ |
/* Copyright 1996-2001, 2002, 2003, 2004, 2006, 2008, 2009 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 __PSAUX_H__ |
#define __PSAUX_H__ |
|
|
#include <ft2build.h> |
#include FT_INTERNAL_OBJECTS_H |
#include FT_INTERNAL_TYPE1_TYPES_H |
#include FT_SERVICE_POSTSCRIPT_CMAPS_H |
|
|
FT_BEGIN_HEADER |
|
|
/*************************************************************************/ |
/*************************************************************************/ |
/***** *****/ |
/***** T1_TABLE *****/ |
/***** *****/ |
/*************************************************************************/ |
/*************************************************************************/ |
|
|
typedef struct PS_TableRec_* PS_Table; |
typedef const struct PS_Table_FuncsRec_* PS_Table_Funcs; |
|
|
/*************************************************************************/ |
/* */ |
/* <Struct> */ |
/* PS_Table_FuncsRec */ |
/* */ |
/* <Description> */ |
/* A set of function pointers to manage PS_Table objects. */ |
/* */ |
/* <Fields> */ |
/* table_init :: Used to initialize a table. */ |
/* */ |
/* table_done :: Finalizes resp. destroy a given table. */ |
/* */ |
/* table_add :: Adds a new object to a table. */ |
/* */ |
/* table_release :: Releases table data, then finalizes it. */ |
/* */ |
typedef struct PS_Table_FuncsRec_ |
{ |
FT_Error |
(*init)( PS_Table table, |
FT_Int count, |
FT_Memory memory ); |
|
void |
(*done)( PS_Table table ); |
|
FT_Error |
(*add)( PS_Table table, |
FT_Int idx, |
void* object, |
FT_PtrDist length ); |
|
void |
(*release)( PS_Table table ); |
|
} PS_Table_FuncsRec; |
|
|
/*************************************************************************/ |
/* */ |
/* <Struct> */ |
/* PS_TableRec */ |
/* */ |
/* <Description> */ |
/* A PS_Table is a simple object used to store an array of objects in */ |
/* a single memory block. */ |
/* */ |
/* <Fields> */ |
/* block :: The address in memory of the growheap's block. This */ |
/* can change between two object adds, due to */ |
/* reallocation. */ |
/* */ |
/* cursor :: The current top of the grow heap within its block. */ |
/* */ |
/* capacity :: The current size of the heap block. Increments by */ |
/* 1kByte chunks. */ |
/* */ |
/* max_elems :: The maximum number of elements in table. */ |
/* */ |
/* num_elems :: The current number of elements in table. */ |
/* */ |
/* elements :: A table of element addresses within the block. */ |
/* */ |
/* lengths :: A table of element sizes within the block. */ |
/* */ |
/* memory :: The object used for memory operations */ |
/* (alloc/realloc). */ |
/* */ |
/* funcs :: A table of method pointers for this object. */ |
/* */ |
typedef struct PS_TableRec_ |
{ |
FT_Byte* block; /* current memory block */ |
FT_Offset cursor; /* current cursor in memory block */ |
FT_Offset capacity; /* current size of memory block */ |
FT_Long init; |
|
FT_Int max_elems; |
FT_Int num_elems; |
FT_Byte** elements; /* addresses of table elements */ |
FT_PtrDist* lengths; /* lengths of table elements */ |
|
FT_Memory memory; |
PS_Table_FuncsRec funcs; |
|
} PS_TableRec; |
|
|
/*************************************************************************/ |
/*************************************************************************/ |
/***** *****/ |
/***** T1 FIELDS & TOKENS *****/ |
/***** *****/ |
/*************************************************************************/ |
/*************************************************************************/ |
|
typedef struct PS_ParserRec_* PS_Parser; |
|
typedef struct T1_TokenRec_* T1_Token; |
|
typedef struct T1_FieldRec_* T1_Field; |
|
|
/* simple enumeration type used to identify token types */ |
typedef enum T1_TokenType_ |
{ |
T1_TOKEN_TYPE_NONE = 0, |
T1_TOKEN_TYPE_ANY, |
T1_TOKEN_TYPE_STRING, |
T1_TOKEN_TYPE_ARRAY, |
T1_TOKEN_TYPE_KEY, /* aka `name' */ |
|
/* do not remove */ |
T1_TOKEN_TYPE_MAX |
|
} T1_TokenType; |
|
|
/* a simple structure used to identify tokens */ |
typedef struct T1_TokenRec_ |
{ |
FT_Byte* start; /* first character of token in input stream */ |
FT_Byte* limit; /* first character after the token */ |
T1_TokenType type; /* type of token */ |
|
} T1_TokenRec; |
|
|
/* enumeration type used to identify object fields */ |
typedef enum T1_FieldType_ |
{ |
T1_FIELD_TYPE_NONE = 0, |
T1_FIELD_TYPE_BOOL, |
T1_FIELD_TYPE_INTEGER, |
T1_FIELD_TYPE_FIXED, |
T1_FIELD_TYPE_FIXED_1000, |
T1_FIELD_TYPE_STRING, |
T1_FIELD_TYPE_KEY, |
T1_FIELD_TYPE_BBOX, |
T1_FIELD_TYPE_INTEGER_ARRAY, |
T1_FIELD_TYPE_FIXED_ARRAY, |
T1_FIELD_TYPE_CALLBACK, |
|
/* do not remove */ |
T1_FIELD_TYPE_MAX |
|
} T1_FieldType; |
|
|
typedef enum T1_FieldLocation_ |
{ |
T1_FIELD_LOCATION_CID_INFO, |
T1_FIELD_LOCATION_FONT_DICT, |
T1_FIELD_LOCATION_FONT_EXTRA, |
T1_FIELD_LOCATION_FONT_INFO, |
T1_FIELD_LOCATION_PRIVATE, |
T1_FIELD_LOCATION_BBOX, |
T1_FIELD_LOCATION_LOADER, |
T1_FIELD_LOCATION_FACE, |
T1_FIELD_LOCATION_BLEND, |
|
/* do not remove */ |
T1_FIELD_LOCATION_MAX |
|
} T1_FieldLocation; |
|
|
typedef void |
(*T1_Field_ParseFunc)( FT_Face face, |
FT_Pointer parser ); |
|
|
/* structure type used to model object fields */ |
typedef struct T1_FieldRec_ |
{ |
const char* ident; /* field identifier */ |
T1_FieldLocation location; |
T1_FieldType type; /* type of field */ |
T1_Field_ParseFunc reader; |
FT_UInt offset; /* offset of field in object */ |
FT_Byte size; /* size of field in bytes */ |
FT_UInt array_max; /* maximal number of elements for */ |
/* array */ |
FT_UInt count_offset; /* offset of element count for */ |
/* arrays; must not be zero if in */ |
/* use -- in other words, a */ |
/* `num_FOO' element must not */ |
/* start the used structure if we */ |
/* parse a `FOO' array */ |
FT_UInt dict; /* where we expect it */ |
} T1_FieldRec; |
|
#define T1_FIELD_DICT_FONTDICT ( 1 << 0 ) /* also FontInfo and FDArray */ |
#define T1_FIELD_DICT_PRIVATE ( 1 << 1 ) |
|
|
|
#define T1_NEW_SIMPLE_FIELD( _ident, _type, _fname, _dict ) \ |
{ \ |
_ident, T1CODE, _type, \ |
0, \ |
FT_FIELD_OFFSET( _fname ), \ |
FT_FIELD_SIZE( _fname ), \ |
0, 0, \ |
_dict \ |
}, |
|
#define T1_NEW_CALLBACK_FIELD( _ident, _reader, _dict ) \ |
{ \ |
_ident, T1CODE, T1_FIELD_TYPE_CALLBACK, \ |
(T1_Field_ParseFunc)_reader, \ |
0, 0, \ |
0, 0, \ |
_dict \ |
}, |
|
#define T1_NEW_TABLE_FIELD( _ident, _type, _fname, _max, _dict ) \ |
{ \ |
_ident, T1CODE, _type, \ |
0, \ |
FT_FIELD_OFFSET( _fname ), \ |
FT_FIELD_SIZE_DELTA( _fname ), \ |
_max, \ |
FT_FIELD_OFFSET( num_ ## _fname ), \ |
_dict \ |
}, |
|
#define T1_NEW_TABLE_FIELD2( _ident, _type, _fname, _max, _dict ) \ |
{ \ |
_ident, T1CODE, _type, \ |
0, \ |
FT_FIELD_OFFSET( _fname ), \ |
FT_FIELD_SIZE_DELTA( _fname ), \ |
_max, 0, \ |
_dict \ |
}, |
|
|
#define T1_FIELD_BOOL( _ident, _fname, _dict ) \ |
T1_NEW_SIMPLE_FIELD( _ident, T1_FIELD_TYPE_BOOL, _fname, _dict ) |
|
#define T1_FIELD_NUM( _ident, _fname, _dict ) \ |
T1_NEW_SIMPLE_FIELD( _ident, T1_FIELD_TYPE_INTEGER, _fname, _dict ) |
|
#define T1_FIELD_FIXED( _ident, _fname, _dict ) \ |
T1_NEW_SIMPLE_FIELD( _ident, T1_FIELD_TYPE_FIXED, _fname, _dict ) |
|
#define T1_FIELD_FIXED_1000( _ident, _fname, _dict ) \ |
T1_NEW_SIMPLE_FIELD( _ident, T1_FIELD_TYPE_FIXED_1000, _fname, \ |
_dict ) |
|
#define T1_FIELD_STRING( _ident, _fname, _dict ) \ |
T1_NEW_SIMPLE_FIELD( _ident, T1_FIELD_TYPE_STRING, _fname, _dict ) |
|
#define T1_FIELD_KEY( _ident, _fname, _dict ) \ |
T1_NEW_SIMPLE_FIELD( _ident, T1_FIELD_TYPE_KEY, _fname, _dict ) |
|
#define T1_FIELD_BBOX( _ident, _fname, _dict ) \ |
T1_NEW_SIMPLE_FIELD( _ident, T1_FIELD_TYPE_BBOX, _fname, _dict ) |
|
|
#define T1_FIELD_NUM_TABLE( _ident, _fname, _fmax, _dict ) \ |
T1_NEW_TABLE_FIELD( _ident, T1_FIELD_TYPE_INTEGER_ARRAY, \ |
_fname, _fmax, _dict ) |
|
#define T1_FIELD_FIXED_TABLE( _ident, _fname, _fmax, _dict ) \ |
T1_NEW_TABLE_FIELD( _ident, T1_FIELD_TYPE_FIXED_ARRAY, \ |
_fname, _fmax, _dict ) |
|
#define T1_FIELD_NUM_TABLE2( _ident, _fname, _fmax, _dict ) \ |
T1_NEW_TABLE_FIELD2( _ident, T1_FIELD_TYPE_INTEGER_ARRAY, \ |
_fname, _fmax, _dict ) |
|
#define T1_FIELD_FIXED_TABLE2( _ident, _fname, _fmax, _dict ) \ |
T1_NEW_TABLE_FIELD2( _ident, T1_FIELD_TYPE_FIXED_ARRAY, \ |
_fname, _fmax, _dict ) |
|
#define T1_FIELD_CALLBACK( _ident, _name, _dict ) \ |
T1_NEW_CALLBACK_FIELD( _ident, _name, _dict ) |
|
|
/*************************************************************************/ |
/*************************************************************************/ |
/***** *****/ |
/***** T1 PARSER *****/ |
/***** *****/ |
/*************************************************************************/ |
/*************************************************************************/ |
|
typedef const struct PS_Parser_FuncsRec_* PS_Parser_Funcs; |
|
typedef struct PS_Parser_FuncsRec_ |
{ |
void |
(*init)( PS_Parser parser, |
FT_Byte* base, |
FT_Byte* limit, |
FT_Memory memory ); |
|
void |
(*done)( PS_Parser parser ); |
|
void |
(*skip_spaces)( PS_Parser parser ); |
void |
(*skip_PS_token)( PS_Parser parser ); |
|
FT_Long |
(*to_int)( PS_Parser parser ); |
FT_Fixed |
(*to_fixed)( PS_Parser parser, |
FT_Int power_ten ); |
|
FT_Error |
(*to_bytes)( PS_Parser parser, |
FT_Byte* bytes, |
FT_Offset max_bytes, |
FT_Long* pnum_bytes, |
FT_Bool delimiters ); |
|
FT_Int |
(*to_coord_array)( PS_Parser parser, |
FT_Int max_coords, |
FT_Short* coords ); |
FT_Int |
(*to_fixed_array)( PS_Parser parser, |
FT_Int max_values, |
FT_Fixed* values, |
FT_Int power_ten ); |
|
void |
(*to_token)( PS_Parser parser, |
T1_Token token ); |
void |
(*to_token_array)( PS_Parser parser, |
T1_Token tokens, |
FT_UInt max_tokens, |
FT_Int* pnum_tokens ); |
|
FT_Error |
(*load_field)( PS_Parser parser, |
const T1_Field field, |
void** objects, |
FT_UInt max_objects, |
FT_ULong* pflags ); |
|
FT_Error |
(*load_field_table)( PS_Parser parser, |
const T1_Field field, |
void** objects, |
FT_UInt max_objects, |
FT_ULong* pflags ); |
|
} PS_Parser_FuncsRec; |
|
|
/*************************************************************************/ |
/* */ |
/* <Struct> */ |
/* PS_ParserRec */ |
/* */ |
/* <Description> */ |
/* A PS_Parser is an object used to parse a Type 1 font very quickly. */ |
/* */ |
/* <Fields> */ |
/* cursor :: The current position in the text. */ |
/* */ |
/* base :: Start of the processed text. */ |
/* */ |
/* limit :: End of the processed text. */ |
/* */ |
/* error :: The last error returned. */ |
/* */ |
/* memory :: The object used for memory operations (alloc/realloc). */ |
/* */ |
/* funcs :: A table of functions for the parser. */ |
/* */ |
typedef struct PS_ParserRec_ |
{ |
FT_Byte* cursor; |
FT_Byte* base; |
FT_Byte* limit; |
FT_Error error; |
FT_Memory memory; |
|
PS_Parser_FuncsRec funcs; |
|
} PS_ParserRec; |
|
|
/*************************************************************************/ |
/*************************************************************************/ |
/***** *****/ |
/***** T1 BUILDER *****/ |
/***** *****/ |
/*************************************************************************/ |
/*************************************************************************/ |
|
|
typedef struct T1_BuilderRec_* T1_Builder; |
|
|
typedef FT_Error |
(*T1_Builder_Check_Points_Func)( T1_Builder builder, |
FT_Int count ); |
|
typedef void |
(*T1_Builder_Add_Point_Func)( T1_Builder builder, |
FT_Pos x, |
FT_Pos y, |
FT_Byte flag ); |
|
typedef FT_Error |
(*T1_Builder_Add_Point1_Func)( T1_Builder builder, |
FT_Pos x, |
FT_Pos y ); |
|
typedef FT_Error |
(*T1_Builder_Add_Contour_Func)( T1_Builder builder ); |
|
typedef FT_Error |
(*T1_Builder_Start_Point_Func)( T1_Builder builder, |
FT_Pos x, |
FT_Pos y ); |
|
typedef void |
(*T1_Builder_Close_Contour_Func)( T1_Builder builder ); |
|
|
typedef const struct T1_Builder_FuncsRec_* T1_Builder_Funcs; |
|
typedef struct T1_Builder_FuncsRec_ |
{ |
void |
(*init)( T1_Builder builder, |
FT_Face face, |
FT_Size size, |
FT_GlyphSlot slot, |
FT_Bool hinting ); |
|
void |
(*done)( T1_Builder builder ); |
|
T1_Builder_Check_Points_Func check_points; |
T1_Builder_Add_Point_Func add_point; |
T1_Builder_Add_Point1_Func add_point1; |
T1_Builder_Add_Contour_Func add_contour; |
T1_Builder_Start_Point_Func start_point; |
T1_Builder_Close_Contour_Func close_contour; |
|
} T1_Builder_FuncsRec; |
|
|
/* an enumeration type to handle charstring parsing states */ |
typedef enum T1_ParseState_ |
{ |
T1_Parse_Start, |
T1_Parse_Have_Width, |
T1_Parse_Have_Moveto, |
T1_Parse_Have_Path |
|
} T1_ParseState; |
|
|
/*************************************************************************/ |
/* */ |
/* <Structure> */ |
/* T1_BuilderRec */ |
/* */ |
/* <Description> */ |
/* A structure used during glyph loading to store its outline. */ |
/* */ |
/* <Fields> */ |
/* memory :: The current memory object. */ |
/* */ |
/* face :: The current face object. */ |
/* */ |
/* glyph :: The current glyph slot. */ |
/* */ |
/* loader :: XXX */ |
/* */ |
/* base :: The base glyph outline. */ |
/* */ |
/* current :: The current glyph outline. */ |
/* */ |
/* max_points :: maximum points in builder outline */ |
/* */ |
/* max_contours :: Maximal number of contours in builder outline. */ |
/* */ |
/* pos_x :: The horizontal translation (if composite glyph). */ |
/* */ |
/* pos_y :: The vertical translation (if composite glyph). */ |
/* */ |
/* left_bearing :: The left side bearing point. */ |
/* */ |
/* advance :: The horizontal advance vector. */ |
/* */ |
/* bbox :: Unused. */ |
/* */ |
/* parse_state :: An enumeration which controls the charstring */ |
/* parsing state. */ |
/* */ |
/* load_points :: If this flag is not set, no points are loaded. */ |
/* */ |
/* no_recurse :: Set but not used. */ |
/* */ |
/* metrics_only :: A boolean indicating that we only want to compute */ |
/* the metrics of a given glyph, not load all of its */ |
/* points. */ |
/* */ |
/* funcs :: An array of function pointers for the builder. */ |
/* */ |
typedef struct T1_BuilderRec_ |
{ |
FT_Memory memory; |
FT_Face face; |
FT_GlyphSlot glyph; |
FT_GlyphLoader loader; |
FT_Outline* base; |
FT_Outline* current; |
|
FT_Pos pos_x; |
FT_Pos pos_y; |
|
FT_Vector left_bearing; |
FT_Vector advance; |
|
FT_BBox bbox; /* bounding box */ |
T1_ParseState parse_state; |
FT_Bool load_points; |
FT_Bool no_recurse; |
|
FT_Bool metrics_only; |
|
void* hints_funcs; /* hinter-specific */ |
void* hints_globals; /* hinter-specific */ |
|
T1_Builder_FuncsRec funcs; |
|
} T1_BuilderRec; |
|
|
/*************************************************************************/ |
/*************************************************************************/ |
/***** *****/ |
/***** T1 DECODER *****/ |
/***** *****/ |
/*************************************************************************/ |
/*************************************************************************/ |
|
#if 0 |
|
/*************************************************************************/ |
/* */ |
/* T1_MAX_SUBRS_CALLS details the maximum number of nested sub-routine */ |
/* calls during glyph loading. */ |
/* */ |
#define T1_MAX_SUBRS_CALLS 8 |
|
|
/*************************************************************************/ |
/* */ |
/* T1_MAX_CHARSTRING_OPERANDS is the charstring stack's capacity. A */ |
/* minimum of 16 is required. */ |
/* */ |
#define T1_MAX_CHARSTRINGS_OPERANDS 32 |
|
#endif /* 0 */ |
|
|
typedef struct T1_Decoder_ZoneRec_ |
{ |
FT_Byte* cursor; |
FT_Byte* base; |
FT_Byte* limit; |
|
} T1_Decoder_ZoneRec, *T1_Decoder_Zone; |
|
|
typedef struct T1_DecoderRec_* T1_Decoder; |
typedef const struct T1_Decoder_FuncsRec_* T1_Decoder_Funcs; |
|
|
typedef FT_Error |
(*T1_Decoder_Callback)( T1_Decoder decoder, |
FT_UInt glyph_index ); |
|
|
typedef struct T1_Decoder_FuncsRec_ |
{ |
FT_Error |
(*init)( T1_Decoder decoder, |
FT_Face face, |
FT_Size size, |
FT_GlyphSlot slot, |
FT_Byte** glyph_names, |
PS_Blend blend, |
FT_Bool hinting, |
FT_Render_Mode hint_mode, |
T1_Decoder_Callback callback ); |
|
void |
(*done)( T1_Decoder decoder ); |
|
FT_Error |
(*parse_charstrings)( T1_Decoder decoder, |
FT_Byte* base, |
FT_UInt len ); |
|
} T1_Decoder_FuncsRec; |
|
|
typedef struct T1_DecoderRec_ |
{ |
T1_BuilderRec builder; |
|
FT_Long stack[T1_MAX_CHARSTRINGS_OPERANDS]; |
FT_Long* top; |
|
T1_Decoder_ZoneRec zones[T1_MAX_SUBRS_CALLS + 1]; |
T1_Decoder_Zone zone; |
|
FT_Service_PsCMaps psnames; /* for seac */ |
FT_UInt num_glyphs; |
FT_Byte** glyph_names; |
|
FT_Int lenIV; /* internal for sub routine calls */ |
FT_UInt num_subrs; |
FT_Byte** subrs; |
FT_PtrDist* subrs_len; /* array of subrs length (optional) */ |
|
FT_Matrix font_matrix; |
FT_Vector font_offset; |
|
FT_Int flex_state; |
FT_Int num_flex_vectors; |
FT_Vector flex_vectors[7]; |
|
PS_Blend blend; /* for multiple master support */ |
|
FT_Render_Mode hint_mode; |
|
T1_Decoder_Callback parse_callback; |
T1_Decoder_FuncsRec funcs; |
|
FT_Long* buildchar; |
FT_UInt len_buildchar; |
|
FT_Bool seac; |
|
} T1_DecoderRec; |
|
|
/*************************************************************************/ |
/*************************************************************************/ |
/***** *****/ |
/***** AFM PARSER *****/ |
/***** *****/ |
/*************************************************************************/ |
/*************************************************************************/ |
|
typedef struct AFM_ParserRec_* AFM_Parser; |
|
typedef struct AFM_Parser_FuncsRec_ |
{ |
FT_Error |
(*init)( AFM_Parser parser, |
FT_Memory memory, |
FT_Byte* base, |
FT_Byte* limit ); |
|
void |
(*done)( AFM_Parser parser ); |
|
FT_Error |
(*parse)( AFM_Parser parser ); |
|
} AFM_Parser_FuncsRec; |
|
|
typedef struct AFM_StreamRec_* AFM_Stream; |
|
|
/*************************************************************************/ |
/* */ |
/* <Struct> */ |
/* AFM_ParserRec */ |
/* */ |
/* <Description> */ |
/* An AFM_Parser is a parser for the AFM files. */ |
/* */ |
/* <Fields> */ |
/* memory :: The object used for memory operations (alloc and */ |
/* realloc). */ |
/* */ |
/* stream :: This is an opaque object. */ |
/* */ |
/* FontInfo :: The result will be stored here. */ |
/* */ |
/* get_index :: A user provided function to get a glyph index by its */ |
/* name. */ |
/* */ |
typedef struct AFM_ParserRec_ |
{ |
FT_Memory memory; |
AFM_Stream stream; |
|
AFM_FontInfo FontInfo; |
|
FT_Int |
(*get_index)( const char* name, |
FT_Offset len, |
void* user_data ); |
|
void* user_data; |
|
} AFM_ParserRec; |
|
|
/*************************************************************************/ |
/*************************************************************************/ |
/***** *****/ |
/***** TYPE1 CHARMAPS *****/ |
/***** *****/ |
/*************************************************************************/ |
/*************************************************************************/ |
|
typedef const struct T1_CMap_ClassesRec_* T1_CMap_Classes; |
|
typedef struct T1_CMap_ClassesRec_ |
{ |
FT_CMap_Class standard; |
FT_CMap_Class expert; |
FT_CMap_Class custom; |
FT_CMap_Class unicode; |
|
} T1_CMap_ClassesRec; |
|
|
/*************************************************************************/ |
/*************************************************************************/ |
/***** *****/ |
/***** PSAux Module Interface *****/ |
/***** *****/ |
/*************************************************************************/ |
/*************************************************************************/ |
|
typedef struct PSAux_ServiceRec_ |
{ |
/* don't use `PS_Table_Funcs' and friends to avoid compiler warnings */ |
const PS_Table_FuncsRec* ps_table_funcs; |
const PS_Parser_FuncsRec* ps_parser_funcs; |
const T1_Builder_FuncsRec* t1_builder_funcs; |
const T1_Decoder_FuncsRec* t1_decoder_funcs; |
|
void |
(*t1_decrypt)( FT_Byte* buffer, |
FT_Offset length, |
FT_UShort seed ); |
|
T1_CMap_Classes t1_cmap_classes; |
|
/* fields after this comment line were added after version 2.1.10 */ |
const AFM_Parser_FuncsRec* afm_parser_funcs; |
|
} PSAux_ServiceRec, *PSAux_Service; |
|
/* backwards-compatible type definition */ |
typedef PSAux_ServiceRec PSAux_Interface; |
|
|
/*************************************************************************/ |
/*************************************************************************/ |
/***** *****/ |
/***** Some convenience functions *****/ |
/***** *****/ |
/*************************************************************************/ |
/*************************************************************************/ |
|
#define IS_PS_NEWLINE( ch ) \ |
( (ch) == '\r' || \ |
(ch) == '\n' ) |
|
#define IS_PS_SPACE( ch ) \ |
( (ch) == ' ' || \ |
IS_PS_NEWLINE( ch ) || \ |
(ch) == '\t' || \ |
(ch) == '\f' || \ |
(ch) == '\0' ) |
|
#define IS_PS_SPECIAL( ch ) \ |
( (ch) == '/' || \ |
(ch) == '(' || (ch) == ')' || \ |
(ch) == '<' || (ch) == '>' || \ |
(ch) == '[' || (ch) == ']' || \ |
(ch) == '{' || (ch) == '}' || \ |
(ch) == '%' ) |
|
#define IS_PS_DELIM( ch ) \ |
( IS_PS_SPACE( ch ) || \ |
IS_PS_SPECIAL( ch ) ) |
|
#define IS_PS_DIGIT( ch ) \ |
( (ch) >= '0' && (ch) <= '9' ) |
|
#define IS_PS_XDIGIT( ch ) \ |
( IS_PS_DIGIT( ch ) || \ |
( (ch) >= 'A' && (ch) <= 'F' ) || \ |
( (ch) >= 'a' && (ch) <= 'f' ) ) |
|
#define IS_PS_BASE85( ch ) \ |
( (ch) >= '!' && (ch) <= 'u' ) |
|
#define IS_PS_TOKEN( cur, limit, token ) \ |
( (char)(cur)[0] == (token)[0] && \ |
( (cur) + sizeof ( (token) ) == (limit) || \ |
( (cur) + sizeof( (token) ) < (limit) && \ |
IS_PS_DELIM( (cur)[sizeof ( (token) ) - 1] ) ) ) && \ |
ft_strncmp( (char*)(cur), (token), sizeof ( (token) ) - 1 ) == 0 ) |
|
|
FT_END_HEADER |
|
#endif /* __PSAUX_H__ */ |
|
|
/* END */ |