tkspin_parity.h

/********************************************************************************
 *   Copyright (c) : Université de Lyon 1, CNRS/IN2P3, UMR5822,                 *
 *                   IP2I, F-69622 Villeurbanne Cedex, France                   *
 *                   Normandie Université, ENSICAEN, UNICAEN, CNRS/IN2P3,       *
 *                   LPC Caen, F-14000 Caen, France                             *
 *   Contibutor(s) :                                                            *
 *      Jérémie Dudouet jeremie.dudouet@cnrs.fr [2020]                          *
 *      Diego Gruyer    diego.gruyer@cnrs.fr    [2020]                          *
 *                                                                              *
 *    This software is governed by the CeCILL-B license under French law and    *
 *    abiding by the  rules of distribution of free  software.  You can use,    *
 *    modify  and/ or  redistribute  the  software under  the  terms of  the    *
 *    CeCILL-B license as circulated by CEA, CNRS and INRIA at the following    *
 *    URL \"http://www.cecill.info\".                                           *
 *                                                                              *
 *    As a counterpart to the access  to the source code and rights to copy,    *
 *    modify  and redistribute granted  by the  license, users  are provided    *
 *    only with a limited warranty  and the software's author, the holder of    *
 *    the economic  rights, and the  successive licensors have  only limited    *
 *    liability.                                                                *
 *                                                                              *
 *    In this respect, the user's attention is drawn to the risks associated    *
 *    with loading,  using, modifying  and/or developing or  reproducing the    *
 *    software by the user in light of its specific status of free software,    *
 *    that  may mean that  it is  complicated to  manipulate, and  that also    *
 *    therefore  means that it  is reserved  for developers  and experienced    *
 *    professionals having in-depth  computer knowledge. Users are therefore    *
 *    encouraged  to load  and test  the software's  suitability  as regards    *
 *    their  requirements  in  conditions  enabling the  security  of  their    *
 *    systems  and/or data to  be ensured  and, more  generally, to  use and    *
 *    operate it in the same conditions as regards security.                    *
 *                                                                              *
 *    The fact that  you are presently reading this means  that you have had    *
 *    knowledge of the CeCILL-B license and that you accept its terms.          *
 ********************************************************************************/
 
#ifndef tkspin_parity_H
#define tkspin_parity_H
 
#include "tkn_config.h"
#include "tkproperty.h"
 
#ifdef HAS_ROOT
#include "TClass.h"
#endif
 
namespace tkn {
 
class tkspin: public tkproperty {
 
protected:
    int fN = 0; // numerator
    int fD = 1; // denominator - should be 1 or 2
 
public:
    tkspin() : tkproperty() {}
    tkspin(int _n, int _d=1);
    virtual ~tkspin(){}
 
    void set(int n, int d = 1);
    void set(double _spin) ;
 
    double get_value() {return double(fN) / fD;}
    tkstring get_string();
 
    virtual void set(const tkstring &_st) ;
 
    virtual void clear(){tkproperty::clear() ; fN = 0;fD = 1;}
 
    virtual void print();
 
#ifdef HAS_ROOT
    ClassDef(tkspin,0);
#endif
};
 
class tkparity: public tkproperty {
public:
    enum eparity { kParityMinus = -1, kParityUnknown = 0 , kParityPlus = 1 } ;
 
protected:
    short fParity = kParityUnknown;
 
public:
    tkparity() = default;
    tkparity(tkparity::eparity p) : fParity(p) {;}
    virtual ~tkparity() = default;
 
    virtual bool is_parity(tkparity::eparity _parity){ return (_parity == fParity); }
    virtual short get_value(){ return fParity; }
 
    virtual void set(const tkstring &_st);
    virtual void set(tkparity::eparity _parity) { fParity = _parity;}
    virtual void set(int _parity);
 
    tkstring get_string();
 
    virtual void clear(){tkproperty::clear() ; fParity = kParityUnknown;}
 
    void print();
 
#ifdef HAS_ROOT
    ClassDef(tkparity,0);
#endif
};
 
class tkspin_parity {
protected:
    tkstring fJpi_str{"?"};
 
    tkspin fSpin{};
    tkparity fParity{};
 
public:
    tkspin_parity();
    virtual ~tkspin_parity(){}
 
    void set_from_str(const tkstring &_st);
 
    void set_spin(double _spin);
 
    void set_parity(int _parity);
 
    virtual bool is_known() { return (fSpin.is_known() && fParity.is_known());}
 
    const tkstring &get_jpi_str() const;
 
    tkspin get_spin() {return fSpin;}
    tkparity get_parity() {return fParity;}
 
    void print();
 
#ifdef HAS_ROOT
    ClassDef(tkspin_parity,0)
#endif
};
 
}
#endif