LuminousIntensity.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 _LuminousIntensity_h
#define _LuminousIntensity_h

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

namespace quantity {
  namespace luminousIntensity {

class Class;

class Unit;

/* declaration of LuminousIntensity units */
class CandelaUnits;

typedef unit::Prefixable<Unit, CandelaUnits> Candelas;

typedef unit::Prefixed<Candelas> Candela;

typedef LOKI_TYPELIST_1(Candelas::Units) Units;

/* declare some abbreviated luminous intensity units */

typedef Candela cd;

/* LuminousIntensity quantity */

typedef Quantity<Class> Quantity;

class DerivedLuminousIntensity;

  } // end namespace luminousIntensity


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

template<typename ST> const ST Standard<luminousIntensity::Candelas, ST>::ratio = 1.0;

template<typename ST> const bool Standard<luminousIntensity::Candelas, ST>::exact = true;

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

    typedef luminousIntensity::DerivedLuminousIntensity DefaultDerivedQuantityType;

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

// the derived quantity traits template for Candela LuminousIntensity
template<>
  struct DerivedQuantityTraits<luminousIntensity::Class, luminousIntensity::DerivedLuminousIntensity>
  {
    static const bool OverwriteName = false;
    static const bool OverwriteSymbol = false;

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

  };

typedef Variable<luminousIntensity::Quantity> LuminousIntensity;

typedef Constant<luminousIntensity::Quantity> LuminousIntensityConstant;

typedef QuantityVector<Variable, luminousIntensity::Quantity> 
                                                LuminousIntensityVector;

} // end namespace quantity

#endif /* _LuminousIntensity_h */

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