gdk-sharp 2.12.0.0 Gtk# is thread aware, but not thread safe; See the Gtk# Thread Programming for details. Determines how the joins between segments of a polygon are drawn. None. System.Enum GLib.GType(typeof(Gdk.JoinStyleGType)) Field Gdk.JoinStyle The sides of each line are extended to meet at an angle. None. Field Gdk.JoinStyle The sides of the two lines are joined by a circular arc. None. Field Gdk.JoinStyle The sides of the two lines are joined by a straight line which makes an equal angle with each line. None.