+#define GIS_TYPE_MARKER (gis_marker_get_type())
+#define GIS_MARKER(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GIS_TYPE_MARKER, GisMarker))
+#define GIS_IS_MARKER(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GIS_TYPE_MARKER))
+#define GIS_MARKER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIS_TYPE_MARKER, GisMarkerClass))
+#define GIS_IS_MARKER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIS_TYPE_MARKER))
+#define GIS_MARKER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIS_TYPE_MARKER, GisMarkerClass))