Dave Winfield wrote: > I apologize I was not giving all the information. It IS a WMS layer > and I'm using GeoServer. > > Can I use a Vector layer, and still "smartly" query the database to > only show documents that would be seen on screen. I have a lot of > points that come from the layer, and wouldn't want to always be > getting the whole data set. >
Yes, with the BBOX strategy you could : http://openlayers.org/dev/examples/strategy-bbox.html Regards, Alexandre > Thank you, > > Dave > > On Thu, Jul 30, 2009 at 10:38 AM, Alexandre Dube <[email protected] > <mailto:[email protected]>> wrote: > > Hi Dave, > > What kind of wms server are you using. MapServer ? GeoServer ? > Your question seems more related to one of theses project since > you seem to be using a WMS layer. > > One the other hand, if you used a Vector layer instead with a > Cluster strategy, you could replicate what you need with > OpenLayers. The use of Vector features can slow down your > application if you have a lot of them, though. See the OpenLayers > example (1) for more. > > Regards, > > Alexandre > > (1) http://openlayers.org/dev/examples/strategy-cluster.html > > Dave Winfield wrote: > > Essentially, on my maps, there are multiple things happening > at the same exact location. Unfortunately right I can't tell > that by looking at it (there's only one dot being shown) and I > can only tell there's more than one thing happening when I > click on it and do the getFeatureInfo request. > > Does anyone know of a way to give a visual cue to the users? > Off the top of my head I'm thinking either put a number next > to it, or just change the color using the sld? > > ------------------------------------------------------------------------ > > _______________________________________________ > Users mailing list > [email protected] <mailto:[email protected]> > http://openlayers.org/mailman/listinfo/users > > > > > -- > Alexandre Dubé > Mapgears > www.mapgears.com <http://www.mapgears.com> > > -- Alexandre Dubé Mapgears www.mapgears.com _______________________________________________ Users mailing list [email protected] http://openlayers.org/mailman/listinfo/users
