// Source file for evolvotron
// Copyright (C) 2002,2003 Tim Day
/*
This program 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.

This program 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.
*/

/*! \file
  \brief Interface for class FunctioNodeInfo.
*/

#ifndef _function_node_info_h_
#define _function_node_info_h_

//! Trivial class used during XML parsing.
/*! Encapsulates enough info to build a function tree from
 */
class FunctionNodeInfo
{
public:
  FunctionNodeInfo()
    :_type("UNKNOWN")
    ,_iterations(0)
  {}
  
  ~FunctionNodeInfo()
  {}
  
  //! Accessor.
  const std::string& type() const
  {
    return _type;
  }

  //! Accessor.
  void type(const std::string& t)
  {
    _type=t;
  }

  //! Accessor.
  const std::vector<real>& params() const
  {
    return _params;
  }

  //! Accessor.
  std::vector<real>& params()
  {
    return _params;
  }
  
  //! Accessor.
  const boost::ptr_vector<FunctionNodeInfo>& args() const
    {
      return _args;
    }

  //! Accessor.
  boost::ptr_vector<FunctionNodeInfo>& args()
    {
      return _args;
    }

  //! Accessor.
  const uint iterations() const
  {
    return _iterations;
  }
  
  //! Accessor.
  void iterations(uint i)
  {
    _iterations=i;
  }

protected:
  std::string _type;
  std::vector<real> _params;
  boost::ptr_vector<FunctionNodeInfo> _args;
  uint _iterations;
};

#endif
