on of <b>savePlaneAndSegmentSettings</b> is followed by exactly one invocation of <b>restorePlaneAndSegmentSettings</b>, with no intervening invocations of <b>savePlaneAndSegmentSettings</b>. In other words, the driver only has to remember one group of settings at a time.</font>

<p><font face="Times">Here's an example of implementing this method by saving the current settings into subclass-defined instance variables.</font></td></tr>

</table>

<p><img src="../../../../Images/sp.gif" width=124 height=1><fo