def __init__(self, patch, ox, oy, props=None, **kwargs):
Patch.__init__(self)<EOL>self.patch = patch<EOL>self.props = props<EOL>self._ox, self._oy = ox, oy<EOL>self._update_transform()<EOL>self._update()<EOL>
Create a shadow of the given *patch* offset by *ox*, *oy*.
*props*, if not *None*, is a patch property update dictionary.
If *None*, the shadow will have have the same color as the face,
but darkened.

kwargs are
%(Patch)s