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/*
    Display scaled distances in 'local' units.

    Copyright (C) 2006 Robert Lipe, robertlipe+source@gpsbabel.org

    This program 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.

    This program 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 this program; if not, write to the Free Software
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

 */


#ifndef GPSBABEL_UNITS_H
#define GPSBABEL_UNITS_H

/*
 *  From units.c
 */
enum fmt_units {
  units_unknown = 0,
  units_statute = 1,
  units_metric = 2,
  units_nautical =3,
  units_aviation =4
};

int    fmt_setunits(fmt_units);

double fmt_distance(double, const char** tag);

double fmt_altitude(double, const char** tag);

double fmt_speed(double, const char** tag);

#include "defs.h"

#endif //GPSBABEL_UNITS_H