#ifndef OAEMFIELD_ISOLENOIDFIELDDESCRIPTION_HXX
#define OAEMFIELD_ISOLENOIDFIELDDESCRIPTION_HXX

#include <TVector3.h>
#include <TRotation.h>
#include <IFieldDescription.hxx>
//#include <IHandle.hxx>

namespace COMET{
    class ISolenoidFieldDescription;
}

class COMET::ISolenoidFieldDescription:public COMET::IElementFieldDescription{

    public:
        ISolenoidFieldDescription();
        ISolenoidFieldDescription(
                double current, double coilInnerRadius,
                double coilOuterRadius, double coilLength,
                const TVector3* translation, const TRotation* rotation
                );
        /// Copy constructor to handle owned pointers
        ISolenoidFieldDescription(const ISolenoidFieldDescription& rhs);
        /// Assignment constructor to handle owned pointers
        ISolenoidFieldDescription& operator=(ISolenoidFieldDescription rhs);
        /// Swap function for copy-and-swap idiom
        friend void swap(ISolenoidFieldDescription& aDescr, 
                         ISolenoidFieldDescription& bDescr){
            // Swap the base classes
            swap(static_cast<IElementFieldDescription&>(aDescr),
                 static_cast<IElementFieldDescription&>(bDescr));
            // Use std::swap now
            using std::swap;
            // Swap the members
            swap(aDescr.fCurrent, bDescr.fCurrent);
            swap(aDescr.fLength, bDescr.fLength);
            swap(aDescr.fInnerR, bDescr.fInnerR);
            swap(aDescr.fOuterR, bDescr.fOuterR);
        }

        virtual ~ISolenoidFieldDescription();

        virtual void ls(Option_t* opt = "") const;

        //virtual COMET::IElementField* Recreate()const;

        double Current()const{return fCurrent;}
        double FullLength()const{return fLength;}
        double InnerR()const{return fInnerR;}
        double OuterR()const{return fOuterR;}

        ClassDef(ISolenoidFieldDescription,4);

    private:
        double fCurrent;
        double fLength;
        double fInnerR;
        double fOuterR;

};

#endif // OAEMFIELD_ISOLENOIDFIELDDESCRIPTION_HXX