2 /* Copyright (C) 1989-2018 Free Software Foundation, Inc.
3 Written by James Clark (jjc@jclark.com)
5 This file is part of groff.
7 groff 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 3 of the License, or
10 (at your option) any later version.
12 groff is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
24 position(double, double );
26 position(const place &);
27 position &operator+=(const position &);
28 position &operator-=(const position &);
29 position &operator*=(double);
30 position &operator/=(double);
33 position operator-(const position &);
34 position operator+(const position &, const position &);
35 position operator-(const position &, const position &);
36 position operator/(const position &, double);
37 position operator*(const position &, double);
39 double operator*(const position &, const position &);
40 int operator==(const position &, const position &);
41 int operator!=(const position &, const position &);
43 double hypot(const position &a);
45 typedef position distance;