#ifndef __Long
#define __Long

#include "SimpleNumber.hh"

// forward declarations
class Integer;
class Long;
class LargeInt;
class Complex;
class Imaginary;


class Long: public SimpleNumber
{
public:

  Long( );
  ~Long( );

  Long( long val );
  virtual NumberRep* operator+ ( const NumberRep& n ) const;
  virtual NumberRep* operator- ( const NumberRep& n ) const;
  virtual NumberRep* operator- ( ) const;
  bool operator ==( Long& n ) const;
  long getValue( ) const;


protected:
  virtual NumberRep* addInt( const Integer& n ) const;
  virtual NumberRep* addLong( const Long& n ) const;
  virtual NumberRep* addLargeInt( const LargeInt& n ) const;
  virtual NumberRep* addComplex( const Complex& n ) const;
  virtual NumberRep* addImaginary( const Imaginary& n ) const;

  virtual NumberRep* subsInt( const Integer& n ) const;
  virtual NumberRep* subsLong( const Long& n ) const;
  virtual NumberRep* subsLargeInt( const LargeInt& n ) const;
  virtual NumberRep* subsComplex( const Complex& n ) const;
  virtual NumberRep* subsImaginary( const Imaginary& n ) const;

  virtual SimpleNumber* clone( ) const;

private:
  long value;
};

#endif // __Long