What version are you using? What data source? Steve
>>> On 5/28/2009 at 10:01 AM, in message <[email protected]>, Varun saraf <[email protected]> wrote: > Hi, > > I know mapserver uses a point-in-polygon method to find a feature > given a set of co-ordinates, but can it do the same thing reversed? > For example. Each polygon I draw has a number associated with it which > is in a "dbf" file with the same name as the "shp" file that mapserver > uses to draw the polygons. My current map file allows me to fetch that > unique number whenever I pass the co-ordinates of any point inside > that polygon (mapserver uses the point-in-polygon method to fetch me > the polygonID). The query I use is > > http://127.0.0.1:8123/cgi-bin/mapserv.exe?&map=C:/ms4w/apps/workshop-5.0/testMa > > p.map&mode=query&mapxy=-77.098617 > 38.87795 > > where mapxy keeps changing based on the user's click. The html > template I send just has the variable name [polygonID] which helps me > get the polygon ID of the point I specify in the mapxy variable. Now, > is there a way in which I can send this polygonID to mapserver and get > hold of any point (perhaps the centroid) inside of this polygon? Can > someone point me in the right direction here? > > Thanks a lot. > > -Varun > _______________________________________________ > mapserver-users mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/mapserver-users _______________________________________________ mapserver-users mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/mapserver-users
