<map id="QwtPolarGrid" name="QwtPolarGrid">
<area shape="rect" id="node1" title="An item which draws scales and grid lines on a polar plot." alt="" coords="7,80,107,107"/>
<area shape="rect" id="node2" href="$class_qwt_polar_item.html" title="Base class for items on a polar plot." alt="" coords="5,5,108,32"/>
</map>
