On 2010-02-17 09:40, Dragan Podvezanec wrote: > Hi all. > > I have one WFS layer from EPSG:31275, which is then reprojected to 900913 > and overlayed on Google layer. > > I noticed that polygon areas caculated with feature.geometry.getArea() are > wrong. Original layer is stored in database, and uses same units (meters), > so I'm sure about original feature area in DB. >
Use feature.geometry.getGeodesicArea() instead. Regards, Andreas. > What is strange is that areas are always > > those from DB * 2 > > For example: > > Original polygon area from DB: 812m2 > Area calculated by feature.geometry.getArea(): 1624m2 > > Can someone point me what is wrong here? Is this due to reprojection, or > something else? > -- Andreas Hocevar OpenGeo - http://opengeo.org/ Expert service straight from the developers. _______________________________________________ Users mailing list [email protected] http://openlayers.org/mailman/listinfo/users
