70   void SetDirectionAndSpeed (double direction);

    70   void SetDirectionAndSpeed (double direction);

    71   void InitializeDirectionAndSpeed (void);

    71   void InitializeDirectionAndSpeed (void);

    72   virtual void DoDispose (void);

    72   virtual void DoDispose (void);

    73   virtual Position DoGet (void) const;

    73   virtual Position DoGet (void) const;

    74   virtual void DoSet (const Position &position);

    74   virtual void DoSet (const Position &position);

    75 

    76 

    76   static const double PI;

    77   static const double PI;

    77   Ptr<RandomDirectionParameters> m_parameters;

    78   Ptr<RandomDirectionParameters> m_parameters;

    78   EventId m_event;

    79   EventId m_event;

    79   StaticSpeedHelper m_helper;

    80   StaticSpeedHelper m_helper;