<map id="Graphical Class Hierarchy" name="Graphical Class Hierarchy">
<area shape="rect" id="Node000000" href="$class_qwt_transform.html" title="A transformation between coordinate systems." alt="" coords="5,55,109,80"/>
<area shape="rect" id="Node000001" href="$class_qwt_log_transform.html" title="Logarithmic transformation." alt="" coords="165,5,290,31"/>
<area shape="poly" id="edge133_Node000000_Node000001" title=" " alt="" coords="114,48,182,28,183,33,116,53"/>
<area shape="rect" id="Node000002" href="$class_qwt_null_transform.html" title="Null transformation." alt="" coords="164,55,291,80"/>
<area shape="poly" id="edge134_Node000000_Node000002" title=" " alt="" coords="123,65,164,65,164,70,123,70"/>
<area shape="rect" id="Node000003" href="$class_qwt_power_transform.html" title="A transformation using pow()" alt="" coords="157,104,297,129"/>
<area shape="poly" id="edge135_Node000000_Node000003" title=" " alt="" coords="116,81,183,101,182,106,114,87"/>
</map>
