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author | pst <pst@FreeBSD.org> | 1996-09-07 16:18:32 +0000 |
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committer | pst <pst@FreeBSD.org> | 1996-09-07 16:18:32 +0000 |
commit | 7fdf49473c970aa96ee1bae16928d1db23643228 (patch) | |
tree | 0abcbad9804fcf7a7157983937cadcf61449b840 /contrib/groff/troff/reg.h | |
download | FreeBSD-src-7fdf49473c970aa96ee1bae16928d1db23643228.zip FreeBSD-src-7fdf49473c970aa96ee1bae16928d1db23643228.tar.gz |
Virgin import of FSF groff v1.10
Diffstat (limited to 'contrib/groff/troff/reg.h')
-rw-r--r-- | contrib/groff/troff/reg.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/contrib/groff/troff/reg.h b/contrib/groff/troff/reg.h new file mode 100644 index 0000000..51d5b9a --- /dev/null +++ b/contrib/groff/troff/reg.h @@ -0,0 +1,73 @@ +// -*- 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. */ + + +class reg : public object { +public: + virtual const char *get_string() = 0; + virtual int get_value(units *); + virtual void increment(); + virtual void decrement(); + virtual void set_increment(units); + virtual void alter_format(char f, int w = 0); + virtual const char *get_format(); + virtual void set_value(units); +}; + +class constant_int_reg : public reg { + int *p; +public: + constant_int_reg(int *); + const char *get_string(); +}; + +class general_reg : public reg { + char format; + int width; + int inc; +public: + general_reg(); + const char *get_string(); + void increment(); + void decrement(); + void alter_format(char f, int w = 0); + void set_increment(units); + const char *get_format(); + void add_value(units); + + void set_value(units) = 0; + int get_value(units *) = 0; +}; + +class variable_reg : public general_reg { + units *ptr; +public: + variable_reg(int *); + void set_value(units); + int get_value(units *); +}; + +extern object_dictionary number_reg_dictionary; +extern void set_number_reg(symbol nm, units n); + +reg *lookup_number_reg(symbol); +#if 0 +void inline_define_reg(); +#endif |