import java.awt.Graphics;

import WTrsf;

public class WPoint extends Object
{
  public double x;
  public double y;
  public double z;
  public WPoint (double anx, double any)
  {
    x = anx;
    y = any;
    z = x * x + y * y;
  }
  public boolean move (double anx, double any)
  {
    boolean r = (x != anx) || (y != any);
      x = anx;
      y = any;
      z = x * x + y * y;
      return r;
  }
  public void paint (Graphics g, WTrsf t)
  {
    g.drawOval (t.x(x), t.y(y), 2, 2);
  }
}