Fraction.h

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/* Copyright (C) 2002 - 2006, 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 _Fraction_h
#define _Fraction_h

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

namespace quantity {
  namespace fraction {

/* Fraction dimension */
typedef BSUtilities::Rational<0> LE;
typedef BSUtilities::Rational<0> M; 
typedef BSUtilities::Rational<0> TI;
typedef BSUtilities::Rational<0> E; 
typedef BSUtilities::Rational<0> TE;
typedef BSUtilities::Rational<0> A; 
typedef BSUtilities::Rational<0> LU;

typedef dimension::Dimension<LE, M, TI, E, TE, A, LU> Dimension;

class Unit;

/* declaration of Fraction units */
class UnityUnit;
class PercentUnit;
class PpmUnit;

/* the unity unit */

typedef unit::NonPrefixable<Unit, UnityUnit> Unity;

/* the percent */

typedef unit::NonPrefixable<Unit, PercentUnit> Percent;

/* the parts per millions unit, ppm */

typedef unit::NonPrefixable<Unit, PpmUnit> Ppm;

typedef LOKI_TYPELIST_3(Unity, Percent, Ppm) Units;

/* Fraction quantity */

typedef Quantity<Dimension, Unit, Units, Unity> Quantity;

  }

typedef Variable<fraction::Quantity> Fraction;
typedef Constant<fraction::Quantity> FractionConstant;

typedef QuantityVector<Variable, fraction::Quantity> FractionVector;

}

#endif /* _Fraction_h */

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