Hi, 2011/5/30 Stephen Woodbridge <[email protected]> wrote: > As you know there are many ways to skin a cat. Without more information on > your specific use case, I would implement this using OpenLayers and not the > Google API (in part because it open javascript api for mapping and feature > manipulation and I know it better than the Google API), and I would probably > write a simple PHP ajax handler to interact between the web application and > the database. I assume the building are already loaded in postgis. If you > need more then say 500 building display on the screen them you will probably > want to draw them via mapserver as an image overlay, but if you have less > then passing the features to OpenLayers and rendering them as a vector layer > is probably fine.
Here's something I did in Ajax/PHP to play around: >> The PostGIS Terminal - http://152.96.80.16/ << Try following query in order to get a convex hull around all Nelson pubs in Switzerland (from OpenStreetMap): SELECT ST_AsText(ST_ConvexHull(ST_Collect(way))) FROM osm_point WHERE amenity='pub' AND name ILIKE 'Nelson%' Yours, Stefan _______________________________________________ postgis-users mailing list [email protected] http://postgis.refractions.net/mailman/listinfo/postgis-users
