point.java

来自「java 的几个比较不错的有代表性的案例的源码」· Java 代码 · 共 29 行

/*
*Point.java
*/

public class Point{
  protected double x,y;

  public Point(double a,double b){
    setPoint(a,b);
  }

  public void setPoint(double a,double b){
    x = a;
    y = b;
  }

  public double getX(){
    return x;
  }

  public double getY(){
    return y;
  }

  public String toString(){
    return "[ "+x+", "+y+"] ";
  }
}