/* 
 * This Software is the original work of Daniel TUNG 
 * This Software is submitted in partial fulfillment of the 
 * requirements for the degree of BCSE.  
 * Dept. Computer Science, Monash University 2000 
 * 
 *   Copyright (c) 2000 beetung@cs.monash.edu.au 
 * 			beetung@geocities.com 
 */

////
//// Abstract Class for All Node related children!
////
//////////////////////////////////////////////////////
class AutoAbstract {
//////////////////////////////////////////////////////
////
//// Pure virtual functions...
////
public:
	virtual ~AutoAbstract()			= 0;

protected:
        virtual int  	 getX (void) const 	= 0;
        virtual int  	 getY (void) const 	= 0;
        virtual void 	 draw (void)  		= 0;
        virtual bool 	 swim (void) 		= 0;
        virtual void findEdge (void) 		= 0;
};