/** * Optional coordinate system that allows a document to be authored * to display values in a coordinate system other than that associated * with the source data. For example, a map may be created in a state * plane coordinate system based on a 1927 datum, but it is possible * to display its latitude and longitude values in the WGS84 datum * corresponding to values reported by a GPS device. * * @param cs */ virtual public void SetDisplayCoordinateSystem(GeographicCoordinateSystem cs) { base.Put(PdfName.DCS, cs); }