public Form1()
{
InitializeComponent();
//declare& instantiate sub
subject = new Subject();
//instantiate obs
rpmOb = new RPMObserver(lbRPM, subject);
calOb = new CalObserver(lbCal, subject);
kmOb = new KMObserver(lbKM, subject);
}
//ctor
public CalObserver(Label displayLabel, Subject bikeSubject)
: base(displayLabel,bikeSubject)
{
}