/* File: Point.java - February 2019 */
package l01;

/**
 * A basic Point class using double coordinates.
 *
 * @author Michael Albert
 *
 */

public class Point{

  private double x;
  private double y;
  
  public Point(double x, double y) {
    this.x = x;
    this.y = y;
  }
  
  public double getX() {
    return this.x;
  }
  
  public double getY() {
    return this.y;
  }
  
  public Point clone() {
    return new Point(this.x, this.y);
  }
  
  public double distance(Point other) {
    double d2 = 0.0;
    d2 += (this.x - other.x)*(this.x - other.x);
    d2 += (this.y - other.y)*(this.y - other.y);
    return Math.sqrt(d2);
  }
  
  
  /*
    A toString() method is always useful even if only for debugging
    purposes.
  */
  
  public String toString() {
    return "(" + x + "," + y + ")";
  }
  
  public void move(double dx, double dy) {
    this.x += dx;
    this.y += dy;
  }

}