Pedro, tenta definir manualmente a projecção 27492 e incluir o towgs84: Proj4js.defs["EPSG:27492"]="+title=Datum 73 / Modified Portuguese Grid +proj=tmerc +lat_0=39.66666666666666 +lon_0=-8.131906111111112 +k=1.000000 +x_0=180.598 +y_0=-86.98999999999999 +ellps=intl +units=m +towgs84=-223.237,110.193,36.649 +no_defs no_defs <>";
Este exemplo tem uma transf de molodensky... se colocares 7 params ele assume uma transf de bursa-wolf. Mais info aqui: http://trac.osgeo.org/openlayers/wiki/Documentation/Dev/proj4js Duarte -- View this message in context: http://osgeo-org.1560.n6.nabble.com/conversao-de-coordenadas-tp4987946p4988001.html Sent from the OSGeo Portuguese Local Chapter mailing list archive at Nabble.com. _______________________________________________ Portugal mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/portugal
