static void Main(string[] args)
{
//Decorator Design Pattern ==> In Decorator we can mixmatch the functionalities which are to be run on a particular Data
IPizza pizza = new Pizza();
IPizza CheeseDecorator = new ChesseDecorator(pizza);
IPizza TomatoDecorator = new TomatoDecorator(CheeseDecorator);
IPizza OnionDecorator = new OnionDecorator(TomatoDecorator);
Console.WriteLine(Cheesedecorator.GetPizzaType());
Console.ReadLine();
}
static void Main(string[] args)
{
Pizza largePizza = new LargePizza();
largePizza = new ChesseDecorator(largePizza);
largePizza = new HamDecorator(largePizza);
Console.WriteLine(largePizza.GetDescription());
Console.WriteLine("{0:C2}", largePizza.CalcullateCost());
Console.ReadLine();
}
static void Main(string[] args)
{
/*
* allow us to attach features in run time
* we can decore an object to extend it usage
*
* 1 base interface
* 2 concrete class
* 3 base decortor class
* 4 derived decorator class
*
*/
IPizza pizza = new Pizza();
IPizza chesseDec = new ChesseDecorator(pizza);
IPizza tomatoDec = new TomatoDecorator(chesseDec);
IPizza onionDec = new OnionDecorator(tomatoDec);
Console.WriteLine(onionDec.GetPizzaType());
Console.WriteLine("Hello decorator!");
Console.ReadLine();
}