If you're using the GML parser have a look at: http://trac.openlayers.org/ticket/1613
Even with maxfeatures=1 Mapserver will give back the boundedBy element for the whole featureCollection, and you'll only end up downloading 1 feature. Best regards, Bart > Hi, > > > > If you get an answer to this I would like to know about it as well. > > > > Currently, I do a filtered WFS request then I scan the geometry of all the > polygons returned to the application and calculate a BBox for each; then I > add to bounds and I end up with a BBox that includes my whole collection > of > filtered polygons. This process can be slow given the number of polygons > and > their size. To mitigate this I have preprocessed the polygons and added a > BBox attribute on each polygon record inside the DB which means I can > avoid > the geometry parsing but I do not think I can avoid the WFS download which > is now my bottleneck. > > > > Anyway, not sure if this helps you? > > > > Brad.. > > > > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] > On > Behalf Of bmcbride > Sent: Tuesday, November 25, 2008 1:41 AM > To: [email protected] > Subject: [OpenLayers-Users] Zoom to Filter Extent > > > > Hello, I am working on an OpenLayers / GeoServer project and am trying to > utilize the Filter tool, which is built into the GeoServer 1.7.0 > OpenLayers > preview template. I would like to be able to zoom to the extent of the > filtered features- so the user can basically enter a search, which > performs > a filter and zooms to the results. Is there any way to grab the extent of > the current filter and perform some kind of ZoomtoFilterExtent call? My > question is very similar to this post: > http://www.nabble.com/searching-a-feature-with-open-layers-td13724745.html#a > 13761443 Thanks! > > _____ > > View this message in context: Zoom > <http://www.nabble.com/Zoom-to-Filter-Extent-tp20662111p20662111.html> to > Filter Extent > Sent from the OpenLayers > <http://www.nabble.com/OpenLayers-Users-f15907.html> Users mailing list > archive at Nabble.com. > > _______________________________________________ > Users mailing list > [email protected] > http://openlayers.org/mailman/listinfo/users > _______________________________________________ Users mailing list [email protected] http://openlayers.org/mailman/listinfo/users
