Yes Bart I'm using GeoServer. It seems 'Cross-layer filtering' is exactly what I need. I will investigate it further.
Bedankt, Paul 2012/11/22 Bart van den Eijnden <[email protected]> > What WMS are you using? > > If you're using GeoServer, check out: > > http://docs.geoserver.org/latest/en/user/extensions/querylayer/index.html > > Best regards, > Bart > > -- > Bart van den Eijnden > OpenGeo - http://opengeo.org > Expert service straight from the developers. > > > > On Nov 22, 2012, at 11:46 AM, Paul Meems <[email protected]> wrote: > > I have two layers: > * Buildings > * Roof tops > > I now have implemented OpenLayers.Control.WMSGetFeatureInfo on the roof > tops layer. > This works great and a popup is shown with the data. > > I want to change this so that WMSGetFeatureInfo works on the Buildings > layer. > I know how to do that, but instead of showing the data of the building I > want to show the data of the roof tops that belong to that building. > I can get the roof tops using the building ID but how do I make > WMSGetFeatureInfo fill my popup with the roof top data? > > I think I need to call a php-file that returns a json string with the data. > I'm doing something similar when looking for addresses. > I also need to change the popup so that every roof top gets its own tab. > > Any advice would be much appreciated. > > Thanks, > > Paul > _______________________________________________ > Users mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/openlayers-users > > >
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