1// Boost.Units - A C++ library for zero-overhead dimensional analysis and
2// unit/quantity manipulation and conversion
3//
4// Copyright (C) 2003-2008 Matthias Christian Schabel
5// Copyright (C) 2007-2008 Steven Watanabe
6//
7// Distributed under the Boost Software License, Version 1.0. (See
8// accompanying file LICENSE_1_0.txt or copy at
9// http://www.boost.org/LICENSE_1_0.txt)
10
11#ifndef BOOST_UNIT_SYSTEMS_METRIC_TON_HPP_INCLUDED
12#define BOOST_UNIT_SYSTEMS_METRIC_TON_HPP_INCLUDED
13
14#include <boost/units/scaled_base_unit.hpp>
15#include <boost/units/static_rational.hpp>
16#include <boost/units/scale.hpp>
17#include <boost/units/units_fwd.hpp>
18#include <boost/units/base_units/si/kilogram.hpp>
19//#include <boost/units/base_units/cgs/gram.hpp>
20
21namespace boost {
22namespace units {
23namespace metric {
24
25//typedef scaled_base_unit<boost::units::cgs::gram_base_unit, scale<10, static_rational<6> > > ton_base_unit;
26typedef scaled_base_unit<boost::units::si::kilogram_base_unit, scale<1000, static_rational<1> > > ton_base_unit;
27
28}
29
30template<>
31struct base_unit_info<metric::ton_base_unit> {
32 static BOOST_CONSTEXPR const char* name() { return("metric ton"); }
33 static BOOST_CONSTEXPR const char* symbol() { return("t"); }
34};
35
36}
37}
38
39#endif // BOOST_UNIT_SYSTEMS_METRIC_TON_HPP_INCLUDED
40

source code of boost/libs/units/include/boost/units/base_units/metric/ton.hpp