tools/chemistry/Group.h

#ifndef TOOLS_GROUP_H
#define TOOLS_GROUP_H

/*
* Simpatico - Simulation Package for Polymeric and Molecular Liquids
*
* Copyright 2010 - 2017, The Regents of the University of Minnesota
* Distributed under the terms of the GNU General Public License.
*/

namespace Tools
{

   template <int N>
   class Group
   {
   public: 
   
      int atomIds[N];
  
      int typeId;
  
      int id;

   };


   // Associated function declarations

   template <int N>
   std::istream& operator>>(std::istream& in, Group<N> &group)
   {
      in >> group.id;
      in >> group.typeId;
      for (int i=0; i < N; ++i) {
         in >> group.atomIds[i];
      }
      return in;
   }
   
   template <int N>
   std::ostream& operator << (std::ostream& out, const Group<N> &group) 
   {
      out.width(10);
      out << group.id;
      out.width(10);
      out << group.typeId;
      for (int i = 0; i < N; ++i) {
         out.width(10);
         out << group.atomIds[i];
      }
      return out;
   }

} 
#endif