Edge.h

#ifndef _EDGE_H_
#define _EDGE_H_

/*
    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library 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
    Library General Public License for more details.

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

    file    : Edge.h

*/


#include <qstring.h>
#include <qtextstream.h>


#include "Vertex.h"




class Edge
{

public:

  Edge(Vertex* v1, Vertex* v2);
    
  void write_XML(QTextStream& cout);
 
  Vertex* vertex(int i) const;

private:

  Vertex* _v1;
  Vertex* _v2;

};


#endif

---