1  import java.awt.*;

  2  import java.awt.geom.*;

  3  

  4  /**

  5     A scene shape that is composed of multiple geometric shapes.

  6  */

  7  public abstract class CompoundShape extends SelectableShape

  8  {

  9     public CompoundShape()

 10     {

 11        path = new GeneralPath();

 12     }

 13  

 14     protected void add(Shape s)

 15     {

 16        path.append(s, false);

 17     }

 18  

 19     public boolean contains(Point2D aPoint)

 20     {

 21        return path.contains(aPoint);

 22     }

 23  

 24     public void translate(int dx, int dy)

 25     {

 26        path.transform(

 27              AffineTransform.getTranslateInstance(dx, dy));

 28     }

 29  

 30     public void draw(Graphics2D g2)

 31     {

 32        g2.draw(path);

 33     }

 34     

 35     private GeneralPath path;

 36  }

 37  

 38  

 39  

 40  

 41  

 42  

 43