def maybe(cls, x):
if isinstance(x, Rectangle):
return x
if com.is_listlike_2elem(x):
x = com._flatten_list_of_listlike(x)
if com.is_listlike(x) and len(x) == 4:
return Rectangle.fromDegrees(*x)
return x
def fromDegreesArray(cls, x):
# convert shaply.Polygon to coordinateslist
x = shapefile._maybe_shapely_polygon(x)
x = shapefile._maybe_shapely_line(x)
x = geocode._maybe_geocode(x, height=0)
if com.is_listlike_2elem(x):
x = com._flatten_list_of_listlike(x)
elif com.is_listlike_3elem(x):
raise NotImplementedError
return Cartesian3Array(x)
def _maybe_cartesian2_list(x, key):
"""
Convert list or tuple to list of Cartesian2 instances. Used by PolylineVolume
"""
if com.is_listlike(x):
if all(isinstance(e, Cartesian2) for e in x):
return x
elif all(isinstance(e, _Cartesian) for e in x):
# for better error message
msg = '{key} must be a listlike of Cartesian2: {x}'
raise ValueError(msg.format(key=key, x=x))
if com.is_listlike_2elem(x):
x = com._flatten_list_of_listlike(x)
x = com.validate_listlike_even(x, key=key)
x = [Cartesian2(i, j) for (i, j) in zip(x[::2], x[1::2])]
return x