I am using mapserver 5.0 with google maps and the data source is the US Census tracts as shape files and dbf files.
On Thu, May 28, 2009 at 2:12 PM, Steve Lime <[email protected]> wrote: > 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
