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/* font_routines.h: Data structures for virtual font support.
This file is part of Omega,
which is based on the web2c distribution of TeX,
Copyright (c) 1994--2001 John Plaice and Yannis Haralambous
Omega is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
Omega is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Omega; if not, write to the Free Software Foundation, Inc.,
59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
*/
typedef struct font_struct {
int font_number;
unsigned font_checksum;
double font_dsize;
string font_name;
string font_area;
fix font_at;
unsigned char *ovf_packet;
unsigned ovf_packet_length;
boolean font_at_defined;
boolean font_dsize_defined;
boolean font_checksum_defined;
} font;
typedef struct move_struct {
fix wfix;
fix xfix;
fix yfix;
fix zfix;
unsigned h;
unsigned v;
} move;
extern font *font_table;
extern unsigned no_fonts;
extern unsigned cur_font_index;
extern font *cur_font;
extern string vtitle;
extern unsigned packet_table_size;
extern unsigned char *packet_table;
extern unsigned char *cur_packet;
extern unsigned packet_ptr;
extern void clear_map_font(int);
extern void init_map_font(int);
extern void set_font_name(string);
extern void set_font_area(string);
extern void set_font_check_sum(unsigned);
extern void set_font_at(fix);
extern void set_font_design_size(fix);
extern void set_vtitle(string );
extern void init_map(void);
extern void end_map(void);
extern void set_select_font(unsigned);
extern void set_set_char(unsigned);
extern void set_set_rule(fix, fix);
extern void set_move(unsigned, fix);
extern void set_push(void);
extern void set_pop(void);
extern void set_special(string );
extern void set_special_hex(string );
extern unsigned get_hex(unsigned char);
extern void append_command(unsigned, unsigned);
extern void append_command_2(unsigned, unsigned, unsigned, unsigned);
extern void append_to_packet_fix(unsigned, fix);
extern void move_table_init(void);
extern void font_table_init(void);
extern void packet_table_init(void);
extern void packet_table_end(void);
extern void out_ovf(unsigned);
extern void out_ovf_4(unsigned);
extern int ovf_get_arg(unsigned char **, unsigned,boolean);
extern void input_command(unsigned *, int *);
extern void input_ovf_fonts(void);
extern void input_ovf_chars(void);
extern void input_ovf_file(void);
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