import java.awt.*;

public class AnimatedCar {
   public static void main(String[] args) {
      DrawingPanel panel = new DrawingPanel(260, 100);
      panel.setBackground(Color.LIGHT_GRAY);
      Graphics g = panel.getGraphics();
      
      for (int x = 0; x < 100; x++) {
         panel.clear();
         drawCar(g, x, 30);
         panel.sleep(50);		
      }
   }
    
   // Draws a car at the given (x, y) location.
   public static void drawCar(Graphics g, int x, int y) {
      g.setColor(Color.BLACK);
      g.fillRect(x, y, 100, 50);
        
      g.setColor(Color.RED);
      g.fillOval(x + 10, y + 40, 20, 20);
      g.fillOval(x + 70, y + 40, 20, 20);
        
      g.setColor(Color.CYAN);
      g.fillRect(x + 70, y + 10, 30, 20);
   }
}