diff options
Diffstat (limited to 'contrib/groff/include/printer.h')
-rw-r--r-- | contrib/groff/include/printer.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/contrib/groff/include/printer.h b/contrib/groff/include/printer.h new file mode 100644 index 0000000..38b6e5b --- /dev/null +++ b/contrib/groff/include/printer.h @@ -0,0 +1,66 @@ +// -*- C++ -*- +/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc. + Written by James Clark (jjc@jclark.com) + +This file is part of groff. + +groff 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, or (at your option) any later +version. + +groff 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 groff; see the file COPYING. If not, write to the Free Software +Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +struct environment { + int fontno; + int size; + int hpos; + int vpos; + int height; + int slant; +}; + +struct font; + +struct font_pointer_list { + font *p; + font_pointer_list *next; + + font_pointer_list(font *, font_pointer_list *); +}; + +class printer { +public: + printer(); + virtual ~printer(); + void load_font(int i, const char *name); + void set_ascii_char(unsigned char c, const environment *env, + int *widthp = 0); + void set_special_char(const char *nm, const environment *env, + int *widthp = 0); + void set_numbered_char(int n, const environment *env, int *widthp = 0); + virtual void draw(int code, int *p, int np, const environment *env); + virtual void begin_page(int) = 0; + virtual void end_page(int page_length) = 0; + virtual font *make_font(const char *nm); + virtual void end_of_line(); + virtual void special(char *arg, const environment *env); + static int adjust_arc_center(const int *, double *); +protected: + font_pointer_list *font_list; +private: + font **font_table; + int nfonts; + font *find_font(const char *); + virtual void set_char(int index, font *f, const environment *env, + int w) = 0; +}; + +printer *make_printer(); |