return null;
Element el = getElement(); if (pos < el.getStartOffset() || pos >= el.getEndOffset()) throw new BadLocationException("Illegal offset for this view", pos); Rectangle r = a.getBounds(); Icon icon = StyleConstants.getIcon(el.getAttributes()); return new Rectangle(r.x, r.y, icon.getIconWidth(), icon.getIconHeight());
  public Shape modelToView(int pos, Shape a, Position.Bias b)    throws BadLocationException  {    // Implement me.    return null;  }