public WktConverter()
        {
            var maker = new ShapeConverter();

            _wktReader = new Spatial4nReader(maker);
            _wktWriter = new Spatial4nWriter(maker);
        }
        public WktConverter(IGeometryFactory geometryFactory)
        {
            var maker = new ShapeConverter(geometryFactory);

            _wktReader = new Spatial4nReader(maker);
            _wktWriter = new Spatial4nWriter(maker);
        }
		public WktConverter()
		{
			var maker = new ShapeConverter();
			_wktReader = new Spatial4nReader(maker);
			_wktWriter = new Spatial4nWriter(maker);
		}
		public WktConverter(IGeometryFactory geometryFactory)
		{
			var maker = new ShapeConverter(geometryFactory);
			_wktReader = new Spatial4nReader(maker);
			_wktWriter = new Spatial4nWriter(maker);
		}