<map id="gr::baz::colouriser" name="gr::baz::colouriser">
<area shape="rect" id="Node000001" title="Detect the peak of a signal." alt="" coords="5,79,131,105"/>
<area shape="rect" id="Node000002" title=" " alt="" coords="32,5,104,31"/>
<area shape="poly" id="edge1_Node000001_Node000002" title=" " alt="" coords="71,46,71,79,65,79,65,46"/>
</map>
