public static Shaped CreateShape(string shaped)
{
Shaped shap = null;
switch (shaped)
{
case "circle":
Console.WriteLine("请输入圆的半径");
double Rad = Convert.ToDouble(Console.ReadLine());
shap = new Circle(Rad);
break;
case "rectangular":
Console.WriteLine("请输入矩形的长和宽");
double Len = Convert.ToDouble(Console.ReadLine());
double Wid = Convert.ToDouble(Console.ReadLine());
shap = new Rectangular(Len, Wid);
break;
case "triangle":
Console.WriteLine("请输入三角形的三边长");
double Ed1 = Convert.ToDouble(Console.ReadLine());
double Ed2 = Convert.ToDouble(Console.ReadLine());
double Ed3 = Convert.ToDouble(Console.ReadLine());
shap = new Triangle(Ed1, Ed2, Ed3);
break;
case "square":
Console.WriteLine("请输入正方形的边长");
double Ed0 = Convert.ToDouble(Console.ReadLine());
shap = new Square(Ed0);
break;
}
return(shap);
}
static void Main(string[] args)
{
string[] shapefactory = new string[4];
shapefactory[0] = "circle";
shapefactory[1] = "rectangular";
shapefactory[2] = "triangle";
shapefactory[3] = "square";
foreach (string SF in shapefactory)
{
Shaped shaped = ShapeFactory.CreateShape(SF);
Console.WriteLine("shaped Area is {0}", shaped.GetArea());
}
}
