// Decorator pattern
void countTheDucks_Click(object sender, EventArgs e)
{
QuackCounter.ResetQuacks();
// An example of the decorator pattern
List<IQuackable> ducksToCount = new List<IQuackable>();
IQuackable mallardDuck = new QuackCounter(new MallardDuck());
IQuackable rubberDuck = new QuackCounter(new RubberDuck());
IQuackable decoy = new DuckDecoy();
ducksToCount.Add(mallardDuck);
ducksToCount.Add(rubberDuck);
ducksToCount.Add(decoy);
OutputData(ducksToCount);
Console.WriteLine("Number of quacks: " + QuackCounter.GetNumberOfQuacks());
}
// Adapter pattern
void quackTheDucks_Click(object sender, EventArgs e)
{
List<IQuackable> ducksToQuack = new List<IQuackable>();
// Let's create some ducks - shows the beauty of interfaces
MallardDuck mallardDuck = new MallardDuck();
ducksToQuack.Add(mallardDuck);
RubberDuck rubberDuck = new RubberDuck();
ducksToQuack.Add(rubberDuck);
DuckDecoy duckDecoy = new DuckDecoy();
ducksToQuack.Add(duckDecoy);
// Add a goose adapter to show the adapter pattern
Goose goose = new Goose();
GooseToDuckAdapter gooseToDuckAdapter = new GooseToDuckAdapter(goose);
ducksToQuack.Add(gooseToDuckAdapter);
OutputData(ducksToQuack);
}
