// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-

//-----------------------------------------------------------------------------
// eoVector.h
// (c) GeNeura Team, 2000 - EEAAX 1999 - Maarten Keijzer 2000
/*
    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.

    This library 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
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

    Contact: todos@geneura.ugr.es, http://geneura.ugr.es
             Marc.Schoenauer@polytechnique.fr
	     mak@dhi.dk

    CVS Info: $Date: 2003-02-27 19:25:47 $ $Header: /home/nojhan/dev/eodev/eodev_cvs/eo/src/eoVector.h,v 1.14 2003-02-27 19:25:47 okoenig Exp $ $Author: okoenig $ 

 */
//-----------------------------------------------------------------------------

#ifndef _eoVector_h
#define _eoVector_h

#include <vector>
#include <iterator> // needed for GCC 3.2
#include <EO.h>

/**

  Base class for fixed length chromosomes, just derives from EO and std::vector and
  redirects the smaller than operator to EO (fitness based comparison). GeneType
  must have the following methods: void ctor (needed for the std::vector<>), copy ctor,
  
  
*/
template <class FitT, class GeneType>
class eoVector : public EO<FitT>, public std::vector<GeneType>
{
    public :

    typedef GeneType                AtomType;
    typedef std::vector<GeneType>   ContainerType;


    eoVector(unsigned size = 0, GeneType value = GeneType()) : EO<FitT>(), std::vector<GeneType>(size, value)
    {}

    /// copy ctor abstracting from the FitT
    template <class OtherFitnessType>
    eoVector(const eoVector<OtherFitnessType, GeneType>& _vec) : std::vector<GeneType>(_vec)
    {}

  // we can't have a Ctor from a std::vector, it would create ambiguity
  //  with the copy Ctor
  void value(const std::vector<GeneType>& _v)
  {
    if (_v.size() != size())	   // safety check
      {
	if (size())		   // NOT an initial empty std::vector
	  std::cout << "Warning: Changing size in eoVector assignation"<<std::endl;
	resize(_v.size());
      }

    std::copy(_v.begin(), _v.end(), begin());
    invalidate();
  }

    /// to avoid conflicts between EO::operator< and std::vector<GeneType>::operator<
    bool operator<(const eoVector<FitT, GeneType>& _eo) const
    {
        return EO<FitT>::operator<(_eo);
    }

    /// printing...
    virtual void printOn(std::ostream& os) const
    {
        EO<FitT>::printOn(os);
        os << ' ';

        os << size() << ' ';

        std::copy(begin(), end(), std::ostream_iterator<AtomType>(os, " "));
    }

    /// reading...
    virtual void readFrom(std::istream& is)
    {
        EO<FitT>::readFrom(is);

        unsigned sz;
        is >> sz;

        resize(sz);
        unsigned i;

        for (i = 0; i < sz; ++i)
        {
            AtomType atom;
            is >> atom;
            operator[](i) = atom;
        }
    }
};

/// to avoid conflicts between EO::operator< and std::vector<double>::operator<
template <class FitT, class GeneType>
bool operator<(const eoVector<FitT, GeneType>& _eo1, const eoVector<FitT, GeneType>& _eo2)
{
    return _eo1.operator<(_eo2);
}

#endif