PlaneAngle.h

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/* Copyright (C) 2002 - 2011, 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 _PlaneAngle_h
#define _PlaneAngle_h

// Quantity includes
#include "Quantities/Quantity/Variable.h"
#include "Quantities/Quantity/Constant.h"
#include "Quantities/Quantity/QuantityAggregates.h"

namespace quantity {
  namespace planeAngle {

class Class;

class Unit;

/* declaration of PlaneAngle units */
class RadianUnits;
class DegreeUnit;
class MinuteUnit;
class SecondUnit;
class GradeUnit;

typedef unit::Prefixable<Unit, RadianUnits> Radians;

typedef unit::Prefixed<Radians> Radian;
typedef unit::Prefixed<Radians, unit::Deci> DeciRadian;
typedef unit::Prefixed<Radians, unit::Milli> MilliRadian;
typedef unit::Prefixed<Radians, unit::Micro> MicroRadian;
typedef unit::Prefixed<Radians, unit::Nano> NanoRadian;
typedef unit::Prefixed<Radians, unit::Pico> PicoRadian;

typedef unit::NonPrefixable<Unit, DegreeUnit> Degree;

typedef unit::NonPrefixable<Unit, MinuteUnit> Minute;

typedef unit::NonPrefixable<Unit, SecondUnit> Second;

typedef unit::NonPrefixable<Unit, GradeUnit> Grade;

typedef Loki::Typelist<Radians, Loki::Typelist<Degree, Loki::Typelist<Minute, 
  Loki::Typelist<Second, Loki::Typelist<Grade, Loki::NullType> > > > > Units;

/* PlaneAngle quantity */
typedef quantity::Quantity<Class> Quantity;
typedef quantity::Quantity<Class, int> IntQuantity;

class DerivedPlaneAngle;

} // end namespace planeAngle

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

    typedef planeAngle::DerivedPlaneAngle DefaultDerivedQuantityType;

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

  };

// the derived quantity traits template for PlaneAngle
template<>
  struct DerivedQuantityTraits<planeAngle::Class, planeAngle::DerivedPlaneAngle>
  {
    static const bool OverwriteName = false;
    static const bool OverwriteSymbol = false;

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

  };


#define PHYSICALQUANTITIES_PLANEANGLE_TRIGONOMETRY_HELPER(helper) template<class ST> struct helper<planeAngle::Class, ST> {static ST exec (const Quantity<planeAngle::Class, ST> &quantity) {return ST(std::sin (unit::Reverse<planeAngle::Radian>::VAL (quantity.standard_value ())));}};

PHYSICALQUANTITIES_PLANEANGLE_TRIGONOMETRY_HELPER(sinHelper)
PHYSICALQUANTITIES_PLANEANGLE_TRIGONOMETRY_HELPER(cosHelper)
PHYSICALQUANTITIES_PLANEANGLE_TRIGONOMETRY_HELPER(tanHelper)
PHYSICALQUANTITIES_PLANEANGLE_TRIGONOMETRY_HELPER(sinhHelper)
PHYSICALQUANTITIES_PLANEANGLE_TRIGONOMETRY_HELPER(coshHelper)
PHYSICALQUANTITIES_PLANEANGLE_TRIGONOMETRY_HELPER(tanhHelper)
PHYSICALQUANTITIES_PLANEANGLE_TRIGONOMETRY_HELPER(asinHelper)
PHYSICALQUANTITIES_PLANEANGLE_TRIGONOMETRY_HELPER(acosHelper)
PHYSICALQUANTITIES_PLANEANGLE_TRIGONOMETRY_HELPER(atanHelper)

typedef Variable<planeAngle::Quantity> PlaneAngle;

typedef Variable<planeAngle::IntQuantity> IntPlaneAngle;

typedef Variable<planeAngle::Quantity> DegreePlaneAngle;

typedef Constant<planeAngle::Quantity> PlaneAngleConstant;

typedef VariableVector<QuantityVector<planeAngle::Class> > PlaneAngleVector;

  }

#endif /* _PlaneAngle_h */

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