public static void Main()
{
var coffee = new Coffee("Filtered");
coffee.Prepare();
Console.WriteLine("Making coffee with Milk and Chocolate");
var customizableDrink = new CustomizableDrink(coffee);
Milk milk = new Milk();
Chocolate chocolate = new Chocolate();
customizableDrink.AddExtraIngredient(milk);
customizableDrink.AddExtraIngredient(chocolate);
customizableDrink.Prepare();
Console.WriteLine("Making coffee with Milk");
var customizableDrink = new CustomizableDrink(coffee);
customizableDrink.AddExtraIngredient(milk);
customizableDrink.Prepare();
}
public Decorator(Coffee coffee)
{
this._coffee = coffee;
}
public override double Cost()
{
return(Coffee.Cost() + 0.2);
}
private static void MyPrint(Coffee coffee)
{
Console.WriteLine($"描述={coffee.Desc}，费用={coffee.Price}");
}
public Chocolate(Coffee coffee) : base(coffee)
{
this.Desc = "巧克力";
this.Price = 1;
}
public StrongerCoffee(Coffee coffee) : base(coffee.Name + " покрепче", coffee)
{
}
public LessStrongCoffee(Coffee coffee) : base(coffee.Name + " менее крепкий", coffee)
{
}
/// <summary>
/// 牛奶
/// </summary>
/// <param name="coffee"></param>
public Milk(Coffee coffee) : base(coffee)
{
this.Desc = "牛奶";
this.Price = 2;
}
/// <summary>
/// Определяем ссылку на декорируемый объект при помощи конструктора.
/// </summary>
/// <param name="name">Название кофе</param>
/// <param name="coffee">Ссылка на декорируемый объект</param>
public CoffeeDecorator(string name, Coffee coffee) : base(name)
{
this.coffee = coffee ?? throw new ArgumentException(nameof(coffee));
}