shapes.cs

来自「北大青鸟内部资料」· CS 代码 · 共 20 行

using System;

namespace Example_3
{

	public abstract class Shapes
	{
		protected int _xVal;
		protected int _yVal;
		protected int _width;
		protected int _height;

		public Shapes()
		{
		}
		public abstract void draw();
	}
	
}