def by_layer(self, layer): """Return the chosen Link using the layer :param layer: the number of layer :type layer: int """ c_fieldinfo = libvect.Vect_get_field(self.c_mapinfo, layer) return Link(c_fieldinfo=c_fieldinfo) if c_fieldinfo else None
def by_number(self, number): c_fieldinfo = libvect.Vect_get_field(self.c_mapinfo, number) return Link(c_fieldinfo=c_fieldinfo)