I cant speak for the other tools you mentioned, but in QGIS the only way to do such a thing currently is to go 'under the hood' and programme it in c++.
iieeee! that way be dragons! I'll have to wait for the snake. thanks Tim. -- -matt _______________________________________________ Qgis-user mailing list Qgisfirstname.lastname@example.org http://lists.qgis.org/cgi-bin/mailman/listinfo/qgis-user