<map id="QwtPolarGrid" name="QwtPolarGrid">
<area shape="rect" id="Node000001" title="An item which draws scales and grid lines on a polar plot." alt="" coords="7,79,107,104"/>
<area shape="rect" id="Node000002" href="$class_qwt_polar_item.html" title="Base class for items on a polar plot." alt="" coords="5,5,108,31"/>
<area shape="poly" id="edge1_Node000001_Node000002" title=" " alt="" coords="59,44,59,79,54,79,54,44"/>
</map>
