// Fig. 7.45: person.h
// Person class definition.
#ifndef PERSON_H
#define PERSON_H

class Floor;     // forward declaration
class Elevator;  // forward declaration

class Person {

public:
   Person( int );      // constructor
   ~Person();          // destructor
   int getID() const;  // returns person's ID

   void stepOntoFloor( Floor & );
   void enterElevator( Elevator &, Floor & ); 
   void exitElevator( const Floor &, Elevator & ) const;

private:
   static int personCount;     // total number of people
   const int ID;               // person's unique ID #
   const int destinationFloor; // destination floor #    

}; // end class Person

#endif // PERSON_H

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