Package webmercator does the translation to and from WebMercator and WGS84 Gotten from: http://wiki.openstreetmap.org/wiki/Mercator#C.23 */.

ApplyToPoints applys the given function to each point in the geometry and any sub geometries, return a new transformed geometry.

CloneGeomtry returns a deep clone of the Geometry.

FromWebMercator takes a geometry encoded with WebMercator, and returns a Geometry encodes to the given srid.

ToWebMercator takes a SRID and a geometry encode using that srid, and returns a geometry encoded as a WebMercator.