2
<area shape="rect" id="node1" href="$class_qwt_dial_needle.html" title="Base class for needles that can be used in a QwtDial." alt="" coords="5,58,112,89"/>
3
<area shape="rect" id="node3" href="$class_qwt_compass_magnet_needle.html" title="A magnet needle for compass widgets." alt="" coords="161,5,343,35"/>
4
<area shape="rect" id="node5" href="$class_qwt_compass_wind_arrow.html" title="An indicator for the wind direction." alt="" coords="171,58,333,89"/>
5
<area shape="rect" id="node7" href="$class_qwt_dial_simple_needle.html" title="A needle for dial widgets." alt="" coords="179,111,325,142"/>