public override string GetDescription()
{
if (beverage != null)
{
return(beverage.GetDescription());
}
return("Unknown Beverage");
}
public override string GetDescription()
{
return(beverage.GetDescription() + ", Mocha");
}
public override string GetDescription()
{
return($"{_beverage.GetDescription()}, Whip");
}
public override string GetDescription()
{
return(b.GetDescription() + " Cream");
}
public override string GetDescription()
{
return(b.GetDescription() + " with Addon like Caramel");
}
public Whip(Beverage beverage)
{
this.beverage = beverage;
SetDescription(beverage.GetDescription() + ", Whip");
}
public SoyMilk(Beverage beverage)
{
this.beverage = beverage;
SetDescription(beverage.GetDescription() + ", Soy Milk");
}
public Mocha(Beverage beverage)
{
this.beverage = beverage;
SetDescription(beverage.GetDescription() + ", Mocha");
}
private static void TicketUpdate(Beverage b)
{
Console.WriteLine($"The current ticket shows: Description: {b.GetDescription()} \t \t \t Cost: {b.Cost()} \r\n");
}
public override string GetDescription()
{
return(_beverage.GetDescription() + ", Steamed Milk");
}
public override string GetDescription()
{
return(beverage.GetDescription() + "， Mocha");//我们想着描述不仅仅能描述饮料，而是连调料都可以描述。所以利用委托的做法，得到一个叙述，然后在后面加上其他的叙述。
}
public override string GetDescription()
{
return(beverage.GetDescription() + "， Whip");
}