FahrenheitTemperature.cc

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/* Copyright (C) 2004, Bernd Speiser */

/* This file is part of PhysicalQuantities.

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 _FahrenheitTemperature_cc
#define _FahrenheitTemperature_cc

#include "Quantity/Variable.h"

#include "PhysicalQuantities/FahrenheitTemperature.h"
#include "PhysicalQuantities/ThermodynamicTemperature.h"
#include "PhysicalQuantities/CelsiusTemperature.h"

namespace Quantities {
  namespace FahrenheitTemperatureUnits {

/* definition of FahrenheitTemperature units */
/* the degree Fahrenheit */

template<> const double DegreeFahrenheit::StandardRatio = 1.;
template<> const std::string DegreeFahrenheit::Namestring 
                                                   = "degreefahrenheit";
template<> const std::string DegreeFahrenheit::Symbolstring = "oF";
template<> const bool DegreeFahrenheit::SI = false;
template<> const bool DegreeFahrenheit::Exact = true;

  }

template<> const std::string 
       Name<FahrenheitTemperatureQuantities>::String = "temperature";
template<> const std::string 
         Symbol<FahrenheitTemperatureQuantities>::String = "Theta_F";


template<>
  FahrenheitTemperature::Variable (const ThermodynamicTemperature &temp)
    : variable_value (Unit::Reverse 
                             ((9./5. * temp.value ()) - 459.67))
                                         {namestring = temp.name ();}


template<>
  FahrenheitTemperature::Variable (const CelsiusTemperature &celsius)
    : variable_value (Unit::Reverse ((9./5. * celsius.value ()) + 32.))
                                         {namestring = celsius.name ();}

}

#endif /* _FahrenheitTemperature_cc */

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