ThermodynamicTemperature.h

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/* Copyright (C) 2002 - 2009, Bernd Speiser */

/* This file is part of Quantities.

PhysicalQuantities 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.

PhysicalQuantities 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., 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA.
*/

#ifndef thermodynamicTemperature_h
#define thermodynamicTemperature_h

// Quantity includes
#include "Quantity/Variable.h"
#include "Quantity/Constant.h"
#include "Quantity/QuantityCluster.h"

namespace quantity {
    namespace thermodynamicTemperature {

class Class;

class Unit;

/* declaration of ThermodynamicTemperature units */
class KelvinUnits;
class DegreeRankineUnit;

typedef unit::Prefixable<Unit, KelvinUnits> Kelvins;

typedef unit::Prefixed<Kelvins> Kelvin;

typedef unit::Prefixed<Kelvins, unit::Milli> MilliKelvin;

typedef unit::NonPrefixable<Unit, DegreeRankineUnit> DegreeRankine;

typedef Loki::TL::Append<Kelvins::Units, 
                          LOKI_TYPELIST_1(DegreeRankine)>::Result Units;

/* declare some abbreviated temperature units */
typedef Kelvin K;


/* ThermodynamicTemperature quantity */

typedef Quantity<Class> Quantity;

class DerivedThermodynamicTemperature;

  } // end namespace thermodynamicTemperature


  template<typename ST>
    struct Standard<thermodynamicTemperature::Kelvins, ST>
    {
      static const ST ratio;
      static const bool exact;
    };

template<typename ST> const ST Standard<thermodynamicTemperature::Kelvins, ST>::ratio = 1.0;

template<typename ST> const bool Standard<thermodynamicTemperature::Kelvins, ST>::exact = true;


  template<typename ST>
    struct Standard<thermodynamicTemperature::DegreeRankine, ST>
    {
      static const ST ratio;
      static const bool exact;
    };

template<typename ST> const ST Standard<thermodynamicTemperature::DegreeRankine, ST>::ratio = 5./9.;

template<typename ST> const bool Standard<thermodynamicTemperature::DegreeRankine, ST>::exact = true;

template<>
  struct QuantityTraits<thermodynamicTemperature::Class>
  {
    typedef
      dimension::Dimension<BSUtilities::Rational<0>,
        BSUtilities::Rational<0>, BSUtilities::Rational<0>,
          BSUtilities::Rational<0>, BSUtilities::Rational<1>,
            BSUtilities::Rational<0>, BSUtilities::Rational<0> > Dimension;
    typedef thermodynamicTemperature::Unit UnitType;
    typedef thermodynamicTemperature::Units UnitList;
    typedef thermodynamicTemperature::Kelvin DefaultUnit;

    typedef thermodynamicTemperature::DerivedThermodynamicTemperature DefaultDerivedQuantityType;

    static const std::string NameString;
    static const std::string SymbolString;

  };

// the derived quantity traits template for Kelvin Thermodynamic Temperature
template<>
  struct DerivedQuantityTraits<thermodynamicTemperature::Class, 
                                thermodynamicTemperature::DerivedThermodynamicTemperature>
  {
    static const bool OverwriteName = false;
    static const bool OverwriteSymbol = false;

    static const std::string NameString;
    static const std::string SymbolString;

  };


typedef Variable<thermodynamicTemperature::Quantity> ThermodynamicTemperature;

typedef Constant<thermodynamicTemperature::Quantity> ThermodynamicTemperatureConstant;

typedef QuantityVector<Variable, thermodynamicTemperature::Quantity> 
                                         ThermodynamicTemperatureVector;

}

#endif /* thermodynamicTemperature_h */

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