1 /* pdffont.h
2 
3    Copyright 2010-2013 Taco Hoekwater <taco@luatex.org>
4 
5    This file is part of LuaTeX.
6 
7    LuaTeX is free software; you can redistribute it and/or modify it under
8    the terms of the GNU General Public License as published by the Free
9    Software Foundation; either version 2 of the License, or (at your
10    option) any later version.
11 
12    LuaTeX is distributed in the hope that it will be useful, but WITHOUT
13    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
15    License for more details.
16 
17    You should have received a copy of the GNU General Public License along
18    with LuaTeX; if not, see <http://www.gnu.org/licenses/>. */
19 
20 
21 #ifndef PDFFONT_H
22 #  define PDFFONT_H
23 
24 extern scaled_whd output_one_char(PDF pdf, halfword p);
25 
26 extern void pdf_init_font(PDF pdf, internal_font_number f);
27 extern internal_font_number pdf_set_font(PDF pdf, internal_font_number f);
28 
29 extern int pk_dpi;              /* PK pixel density value from \.{texmf.cnf} */
30 
31 extern internal_font_number tfm_lookup(char *s, scaled fs);
32 
33 extern void set_expand_params(internal_font_number f, boolean auto_expand,
34                               int stretch_limit, int shrink_limit,
35                               int font_step);
36 
37 extern void read_expand_font(void);
38 extern void new_letterspaced_font(small_number a);
39 extern void make_font_copy(small_number a);
40 
41 extern void pdf_include_chars(PDF);
42 extern void glyph_to_unicode(void);
43 
44 extern int fix_expand_value(internal_font_number f, int e);
45 
46 #endif
47