#ifndef MYDIGITALCLOCK_AH
#define MYDIGITALCLOCK_AH

#include "ObserverPattern.ah"
#include "ClockTimer.h"

aspect ClockObserver : public ObserverPattern {
  pointcut subjectChange (Subject &subject) =
    execution ("void ClockTimer::Tick()") && that (subject);
  pointcut observers() = "DigitalClock"||"AnalogClock";

public:

  advice "ClockTimer" : baseclass (Subject);
  advice observers () : baseclass (Observer);
  advice observers () : void update (ObserverPattern::Subject *subject) {
    Draw ((const ClockTimer &)*subject);
  }

  virtual void updateObserver(Subject *subject, Observer *observer) {
    observer->update (subject);
  }
};

#endif //MYDIGITALCLOCK_AH

