Question

用c#编写程序，将图片剪裁成圆形 急求全部程序

Answer 1

class Program { static void Main(string[] args) { Circle c = new Circle(1.0); Console.WriteLine(c.GetPerimeter()); Console.WriteLine(c.GetArea()); Console.ReadLine(); } } public class Circle { public Circle(double radius) { Radius = radius; } public double Radius; public double GetPerimeter() { return 2 * Math.PI * Radius; } public double GetArea() { return Math.PI * Math.Pow(Radius, 2); } }