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/****************************************************************************
*
* psobjs.h
*
* Auxiliary functions for PostScript fonts (specification).
*
* Copyright (C) 1996-2019 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 PSOBJS_H_
#define PSOBJS_H_
#include <ft2build.h>
#include FT_INTERNAL_POSTSCRIPT_AUX_H
#include FT_INTERNAL_CFF_OBJECTS_TYPES_H
FT_BEGIN_HEADER
/*************************************************************************/
/*************************************************************************/
/***** *****/
/***** T1_TABLE *****/
/***** *****/
/*************************************************************************/
/*************************************************************************/
FT_CALLBACK_TABLE
const PS_Table_FuncsRec ps_table_funcs;
FT_CALLBACK_TABLE
const PS_Parser_FuncsRec ps_parser_funcs;
FT_CALLBACK_TABLE
const T1_Builder_FuncsRec t1_builder_funcs;
FT_LOCAL( FT_Error )
ps_table_new( PS_Table table,
FT_Int count,
FT_Memory memory );
FT_LOCAL( FT_Error )
ps_table_add( PS_Table table,
FT_Int idx,
const void* object,
FT_UInt length );
FT_LOCAL( void )
ps_table_done( PS_Table table );
FT_LOCAL( void )
ps_table_release( PS_Table table );
/*************************************************************************/
/*************************************************************************/
/***** *****/
/***** T1 PARSER *****/
/***** *****/
/*************************************************************************/
/*************************************************************************/
FT_LOCAL( void )
ps_parser_skip_spaces( PS_Parser parser );
FT_LOCAL( void )
ps_parser_skip_PS_token( PS_Parser parser );
FT_LOCAL( void )
ps_parser_to_token( PS_Parser parser,
T1_Token token );
FT_LOCAL( void )
ps_parser_to_token_array( PS_Parser parser,
T1_Token tokens,
FT_UInt max_tokens,
FT_Int* pnum_tokens );
FT_LOCAL( FT_Error )
ps_parser_load_field( PS_Parser parser,
const T1_Field field,
void** objects,
FT_UInt max_objects,
FT_ULong* pflags );
FT_LOCAL( FT_Error )
ps_parser_load_field_table( PS_Parser parser,
const T1_Field field,
void** objects,
FT_UInt max_objects,
FT_ULong* pflags );
FT_LOCAL( FT_Long )
ps_parser_to_int( PS_Parser parser );
FT_LOCAL( FT_Error )
ps_parser_to_bytes( PS_Parser parser,
FT_Byte* bytes,
FT_Offset max_bytes,
FT_ULong* pnum_bytes,
FT_Bool delimiters );
FT_LOCAL( FT_Fixed )
ps_parser_to_fixed( PS_Parser parser,
FT_Int power_ten );
FT_LOCAL( FT_Int )
ps_parser_to_coord_array( PS_Parser parser,
FT_Int max_coords,
FT_Short* coords );
FT_LOCAL( FT_Int )
ps_parser_to_fixed_array( PS_Parser parser,
FT_Int max_values,
FT_Fixed* values,
FT_Int power_ten );
FT_LOCAL( void )
ps_parser_init( PS_Parser parser,
FT_Byte* base,
FT_Byte* limit,
FT_Memory memory );
FT_LOCAL( void )
ps_parser_done( PS_Parser parser );
/*************************************************************************/
/*************************************************************************/
/***** *****/
/***** T1 BUILDER *****/
/***** *****/
/*************************************************************************/
/*************************************************************************/
FT_LOCAL( void )
t1_builder_init( T1_Builder builder,
FT_Face face,
FT_Size size,
FT_GlyphSlot glyph,
FT_Bool hinting );
FT_LOCAL( void )
t1_builder_done( T1_Builder builder );
FT_LOCAL( FT_Error )
t1_builder_check_points( T1_Builder builder,
FT_Int count );
FT_LOCAL( void )
t1_builder_add_point( T1_Builder builder,
FT_Pos x,
FT_Pos y,
FT_Byte flag );
FT_LOCAL( FT_Error )
t1_builder_add_point1( T1_Builder builder,
FT_Pos x,
FT_Pos y );
FT_LOCAL( FT_Error )
t1_builder_add_contour( T1_Builder builder );
FT_LOCAL( FT_Error )
t1_builder_start_point( T1_Builder builder,
FT_Pos x,
FT_Pos y );
FT_LOCAL( void )
t1_builder_close_contour( T1_Builder builder );
/*************************************************************************/
/*************************************************************************/
/***** *****/
/***** CFF BUILDER *****/
/***** *****/
/*************************************************************************/
/*************************************************************************/
FT_LOCAL( void )
cff_builder_init( CFF_Builder* builder,
TT_Face face,
CFF_Size size,
CFF_GlyphSlot glyph,
FT_Bool hinting );
FT_LOCAL( void )
cff_builder_done( CFF_Builder* builder );
FT_LOCAL( FT_Error )
cff_check_points( CFF_Builder* builder,
FT_Int count );
FT_LOCAL( void )
cff_builder_add_point( CFF_Builder* builder,
FT_Pos x,
FT_Pos y,
FT_Byte flag );
FT_LOCAL( FT_Error )
cff_builder_add_point1( CFF_Builder* builder,
FT_Pos x,
FT_Pos y );
FT_LOCAL( FT_Error )
cff_builder_start_point( CFF_Builder* builder,
FT_Pos x,
FT_Pos y );
FT_LOCAL( void )
cff_builder_close_contour( CFF_Builder* builder );
FT_LOCAL( FT_Error )
cff_builder_add_contour( CFF_Builder* builder );
/*************************************************************************/
/*************************************************************************/
/***** *****/
/***** PS BUILDER *****/
/***** *****/
/*************************************************************************/
/*************************************************************************/
FT_LOCAL( void )
ps_builder_init( PS_Builder* ps_builder,
void* builder,
FT_Bool is_t1 );
FT_LOCAL( void )
ps_builder_done( PS_Builder* builder );
FT_LOCAL( FT_Error )
ps_builder_check_points( PS_Builder* builder,
FT_Int count );
FT_LOCAL( void )
ps_builder_add_point( PS_Builder* builder,
FT_Pos x,
FT_Pos y,
FT_Byte flag );
FT_LOCAL( FT_Error )
ps_builder_add_point1( PS_Builder* builder,
FT_Pos x,
FT_Pos y );
FT_LOCAL( FT_Error )
ps_builder_add_contour( PS_Builder* builder );
FT_LOCAL( FT_Error )
ps_builder_start_point( PS_Builder* builder,
FT_Pos x,
FT_Pos y );
FT_LOCAL( void )
ps_builder_close_contour( PS_Builder* builder );
/*************************************************************************/
/*************************************************************************/
/***** *****/
/***** OTHER *****/
/***** *****/
/*************************************************************************/
/*************************************************************************/
FT_LOCAL( void )
ps_decoder_init( PS_Decoder* ps_decoder,
void* decoder,
FT_Bool is_t1 );
FT_LOCAL( void )
t1_make_subfont( FT_Face face,
PS_Private priv,
CFF_SubFont subfont );
FT_LOCAL( void )
t1_decrypt( FT_Byte* buffer,
FT_Offset length,
FT_UShort seed );
FT_LOCAL( FT_UInt32 )
cff_random( FT_UInt32 r );
FT_END_HEADER
#endif /* PSOBJS_H_ */
/* END */
|
