1  import java.awt.Graphics2D;

  2  import java.awt.Rectangle;

  3  import java.awt.geom.Ellipse2D;

  4  import java.awt.geom.Line2D;

  5  import java.awt.geom.Point2D;

  6  

  7  /**

  8     A car shape that can be positioned anywhere on the screen.

  9  */

 10  public class Car

 11  {

 12     private int xLeft;

 13     private int yTop;

 14  

 15     /**

 16        Constructs a car with a given top left corner.

 17        @param x the x coordinate of the top left corner

 18        @param y the y coordinate of the top left corner

 19     */

 20     public Car(int x, int y)

 21     {

 22        xLeft = x;

 23        yTop = y;

 24     }

 25  

 26     /**

 27        Draws the car.

 28        @param g2 the graphics context

 29     */

 30     public void draw(Graphics2D g2)

 31     {

 32        Rectangle body = new Rectangle(xLeft, yTop + 10, 60, 10);      

 33        Ellipse2D.Double frontTire 

 34           = new Ellipse2D.Double(xLeft + 10, yTop + 20, 10, 10);

 35        Ellipse2D.Double rearTire 

 36           = new Ellipse2D.Double(xLeft + 40, yTop + 20, 10, 10);

 37  

 38        // The bottom of the front windshield

 39        Point2D.Double r1 = new Point2D.Double(xLeft + 10, yTop + 10);

 40        // The front of the roof

 41        Point2D.Double r2 = new Point2D.Double(xLeft + 20, yTop);

 42        // The rear of the roof

 43        Point2D.Double r3 = new Point2D.Double(xLeft + 40, yTop);

 44        // The bottom of the rear windshield

 45        Point2D.Double r4 = new Point2D.Double(xLeft + 50, yTop + 10);

 46  

 47        Line2D.Double frontWindshield = new Line2D.Double(r1, r2);

 48        Line2D.Double roofTop = new Line2D.Double(r2, r3);

 49        Line2D.Double rearWindshield = new Line2D.Double(r3, r4);

 50     

 51        g2.draw(body);

 52        g2.draw(frontTire);

 53        g2.draw(rearTire);

 54        g2.draw(frontWindshield);      

 55        g2.draw(roofTop);      

 56        g2.draw(rearWindshield);      

 57     }

 58  }