static void Main(string[] args)
{
Console.WriteLine(" ** This is Duck Fly Learning Program from Head First Design Patterns \n Chap 1 - Strategy Pattern ** \n\n");
Duck mallard = new MallardDuck();
mallard.display();
mallard.performQuack();
mallard.performFly();
Console.WriteLine();
Duck redhead = new RedheadDuck();
redhead.display();
redhead.performQuack();
redhead.performFly();
Console.WriteLine();
Duck rubber = new RubberDuck();
rubber.display();
rubber.performQuack();
rubber.performFly();
Console.WriteLine();
Console.WriteLine("Adding Rocket Power to Rubber Duck");
Console.WriteLine();
// setting fly behavior for rubber ducky
rubber.setFlyBehavior = new FlyRocketPowered();
rubber.display();
rubber.performFly();
}
public void Run()
{
Console.WriteLine("Program to an interface, not an implementation");
RubberDuck rubberDuck = new RubberDuck();
IFlyBehaviour flyWithRocket = new FlyWithRocket();
IQuackBehaviour quackWithSqueek = new QuackWithSqueek();
rubberDuck.setFlyBehaivour(flyWithRocket);
rubberDuck.setQuackBehaivour(quackWithSqueek);
rubberDuck.performFly();
rubberDuck.performQuack();
}