pointdemo.java

来自「一些基本的java程序源代码」· Java 代码 · 共 30 行

package pointdemo;

public class PointDemo {
	private class Point{
		private int x,y;
		public Point(){}
		public void setPoint(int x,int y){
			this.x=x;
			this.y=y;
		}
		public int getX(){return x;}
		public int getY(){return y;}
	}
	
	private Point[] points;
	public PointDemo(int length){
		points=new Point[length];
		for(int i=0;i<points.length;i++){
			points[i]=new Point();
			points[i].setPoint(i*5, i*5);
		}
	}
	public void showPoints(){
		for(int i=0;i<points.length;i++){
			System.out.printf("Point[%d]:x=%d,y=%d%n",i,points[i].getX(),points[i].getY());
		}
	}

}