MultiMethods in C++: Finding a complete solution

#ifndef __RIGHTTRIANGLE_H_
#define __RIGHTTRIANGLE_H_

#include "Triangle.h"

class RightTriangle_ : public Triangle_
{
public:
  RightTriangle_( Point_ const& _p0, Point_ const& _p1, Point_ const& _p2 );

  virtual void Visit( IDispatcher& _dispatcher );
};

#endif //__RIGHTTRIANGLE_H_

/*
Copyright (C) 2004
Danil G. Shopyrin

Permission to use, copy, modify, distribute and sell this software
and its documentation for any purpose is hereby granted without fee,
provided that the above copyright notice appear in all copies and
that both that copyright notice and this permission notice appear
in supporting documentation.  Danil G. Shopyrin makes no representations
about the suitability of this software for any purpose.
It is provided "as is" without express or implied warranty.
*/