Calibration/facilities/include/facilities/Converter.h

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// $Id: Converter.h,v 1.1.1.1 2005/10/17 06:11:40 maqm Exp $
//
//  Original author: Sawyer Gillespie
//                   hgillesp@u.washington.edu
//
 
#ifndef _H_Converter_facilities_
#define _H_Converter_facilities_
 
// class Converter
//  Template class to define the converter behavior. This is really just
//  specifying a pattern.
//
template <class Ty1, class Ty2> class Converter {
public:
  // type declarations
  typedef Ty1 source;
  typedef Ty2 destination;
 
  // declare the forward method
  inline destination* operator( const source& ) const;
 
protected:
  // do the actual conversion here
  virtual destination* convert( const source& ) const = 0;
};
 
// inline declarations
 
template <class Ty1, class Ty2>
inline Converter<Ty1, Ty2>::destination*
Converter<Ty1, Ty2>::operator()( const Converter<Ty1, Ty2>::source& s ) const {
  return convert( s );
}
 
#endif // _H_Converter_facilities_