</TD><TD ALIGN="CENTER"></TD><TD></TD><TD>write only</TD> </TR>
<TR><TD><A NAME=a:viewport HREF=#d:viewport>viewport</A>
</TD><TD>G</TD><TD><A HREF=#k:viewPort>viewPort</A>
-</TD><TD ALIGN="CENTER">""</TD><TD></TD><TD>bitmap output, cmap, map, postscript only</TD> </TR>
+</TD><TD ALIGN="CENTER">""</TD><TD></TD><TD></TD> </TR>
<TR><TD><A NAME=a:voro_margin HREF=#d:voro_margin>voro_margin</A>
</TD><TD>G</TD><TD>double</TD><TD ALIGN="CENTER">0.05</TD><TD>0.0</TD><TD>not dot</TD> </TR>
<TR><TD><A NAME=a:weight HREF=#d:weight>weight</A>
If the node is an ellipse or circle, the
<A HREF=#d:samplepoints>samplepoints</A> attribute affects
the output.
-:viewport:G:viewPort:""; ps,map,cmap,bitmap
+:viewport:G:viewPort:"";
Clipping window on final drawing.
:voro_margin:G:double:0.05:0.0; notdot
Factor to scale up drawing to allow margin for expansion in