public static void Main_Observer_V30(string[] args)
{
// create objects for testing
AverageScoreDisplay averageScoreDisplay =
new AverageScoreDisplay();
CurrentScoreDisplay currentScoreDisplay =
new CurrentScoreDisplay();
CricketData cricketData = new CricketData()
{
Runs = 100,
Wickets = 3,
Overs = 22.3f
};
// pass the displays to Cricket data
CricketSubject cricketSubject = new CricketSubject()
{
CricketData = cricketData
};
// register display elements
cricketSubject.Register(averageScoreDisplay);
cricketSubject.Register(currentScoreDisplay);
// in real app you would have some logic to
// call this function when data changes
cricketSubject.ChangeData();
//remove an observer
cricketSubject.UnRegister(averageScoreDisplay);
// now only currentScoreDisplay gets the
// notification
cricketSubject.ChangeData();
Console.ReadKey();
}
public void Update(CricketData cricketData)
{
CricketData = cricketData;
Display();
}
public void Update(CricketData cricketData)
{
this.RunRate = (float)cricketData.Runs / cricketData.Overs;
this.PridictedScore = (int)this.RunRate * cricketData.TotalOvers;
Display();
}
