1  import java.awt.*;

  2  import java.awt.geom.*;

  3  

  4  /**

  5     A shape that manages its selection state.

  6  */

  7  public abstract class SelectableShape implements SceneShape

  8  {

  9     public void setSelected(boolean b)

 10     {

 11        selected = b;

 12     }

 13  

 14     public boolean isSelected()

 15     {

 16        return selected;

 17     }

 18  

 19     public void drawSelection(Graphics2D g2)

 20     {

 21        translate(1, 1);

 22        draw(g2);

 23        translate(1, 1);

 24        draw(g2);

 25        translate(-2, -2);

 26     }

 27  

 28     private boolean selected;

 29  }