// Fig. 7.35: door.h
// Door class definition.
#ifndef DOOR_H
#define DOOR_H

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

class Door {

public:
   Door();       // constructor
   ~Door();      // destructor
  
   void openDoor( Person * const,             // opens door
      Person * const, Floor &, Elevator & ); 
   void closeDoor( const Floor & );           // closes door
   
private:
   bool open;    // open or closed

};

#endif // DOOR_H

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