boost/units/base_units/metric/angstrom.hpp

   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_ANGSTROM_HPP_INCLUDED
  12 #define BOOST_UNIT_SYSTEMS_METRIC_ANGSTROM_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/meter.hpp>
  19
  20 namespace boost {
  21 namespace units {
  22 namespace metric {
  23
  24 typedef scaled_base_unit<boost::units::si::meter_base_unit, scale<10, static_rational<-10> > > angstrom_base_unit;
  25
  26 }
  27
  28 template<>
  29 struct base_unit_info<metric::angstrom_base_unit> {
  30     static const char* name()   { return("angstrom"); }
  31     static const char* symbol() { return("A"); }
  32 };
  33
  34 }
  35 }
  36
  37 #endif // BOOST_UNIT_SYSTEMS_METRIC_ANGSTROM_HPP_INCLUDED