static void Main(string[] args)
{
#region Using ObserverPattern
WeatherData weatherData = new WeatherData();
CurrentConditionsDisplay display = new CurrentConditionsDisplay(weatherData);
weatherData.setMeasurements(80, 65, 30.4f);
weatherData.setMeasurements(82, 70, 29.2f);
weatherData.setMeasurements(78, 90, 29.2f);
#endregion
#region Using Strategy pattern
Duck duck = new Duck();
duck.setFlyBehavior(new FlyWithWings());
duck.setQuackBehavior(new Quack());
duck.performFly();
duck.performQuack();
Duck duck2 = new Duck();
duck2.setFlyBehavior(new FlyWithWings());
duck2.setQuackBehavior(new Squeakcs());
duck2.performQuack();
duck2.performFly();
#endregion
#region Using Decorator pattern
Beverage beverage = new Espresso();
Console.WriteLine(beverage.GetDescription() + " $" + beverage.cost());
Beverage beverage2 = new DarkRoast();
beverage2 = new Mocha(beverage2);
beverage2 = new Mocha(beverage2);
beverage2 = new Whip(beverage2);
Console.WriteLine(beverage2.GetDescription() + " $" + beverage2.cost());
Beverage beverage3 = new HouseBlend();
beverage3 = new Soy(beverage3);
beverage3 = new Mocha(beverage3);
beverage3 = new Whip(beverage3);
Console.WriteLine(beverage3.GetDescription() + " $" + beverage3.cost());
#endregion
// Don't close console on program end
Console.ReadKey();
}
/// <summary>
/// O padrão Decorator anexa responsabilidades adicionais a um objeto dinamicamente. Os decoradores fornecem uma alternativa mais flexível de
/// subclasses para estender a funcionalidade.
/// </summary>
private static void TestDecorator()
{
Beverage beverage = new Espresso();
Console.WriteLine("{0}: {1}", beverage.Description, beverage.Cost());
Beverage beverage2 = new DarkRoast();
beverage2 = new Mocha(beverage2);
beverage2 = new Mocha(beverage2);
beverage2 = new Whip(beverage2);
Console.WriteLine("{0}: {1}", beverage2.Description, beverage2.Cost());
Beverage beverage3 = new HouseBlend();
beverage3 = new Soy(beverage3);
beverage3 = new Mocha(beverage3);
beverage3 = new Whip(beverage3);
Console.WriteLine("{0}: {1}", beverage3.Description, beverage3.Cost());
}
public static void UseDecoratorPattern(IView view)
{
Beverage espresso = new Espresso();
view.DisplayMessage(espresso.GetDescription() + " $" + espresso.Cost());
Beverage houseBlend = new HouseBlend();
//decorate the object
houseBlend = new Mocha(houseBlend);
houseBlend = new Whip(houseBlend);
view.DisplayMessage(houseBlend.GetDescription() + " $" + houseBlend.Cost());
Beverage newEspresso = new Espresso();
newEspresso = new Mocha(newEspresso);
newEspresso = new Soy(newEspresso);
newEspresso = new Whip(newEspresso);
view.DisplayMessage(newEspresso.GetDescription() + " $" + newEspresso.Cost());
}
