<area shape="rect" href="$a01144.html" title="base class for writing debug output to a console" alt="" coords="24,155,155,181"> <area shape="rect" href="$a01084.html" title="abstract base class for most VTK objects" alt="" coords="50,80,130,107"> <area shape="rect" href="$a01085.html" title="abstract base class for most VTK objects" alt="" coords="35,5,144,32">