On Thu, Feb 12, 2009 at 08:51:04PM -0000, David Cordner wrote: > Hi > > I am fairly new to GIS and very new to OpenLayers so appreciate any > advice you can give. > > I am going to be creating an app which will have a OpenStreetMap > BaseLayer and I'll then be dynamically loading vector layers (coloured > government boundaries). The vector layer will be need to use projection > EPSG:27700. > > I'm not 100% sure how projections work, do I need to use the same > projection on each layer and if so how do I do this?
Have you read http://docs.openlayers.org/library/spherical_mercator ? http://docs.openlayers.org/library/spherical_mercator#reprojecting-vector-data , http://docs.openlayers.org/library/spherical_mercator#serializing-projected-data both seem relevant. Regards, -- Christopher Schmidt MetaCarta _______________________________________________ Dev mailing list [email protected] http://openlayers.org/mailman/listinfo/dev
