def as_polygons(self, polygons, **kwargs):
"""plot a list of polygons"""
# use the default values if not user input
# https://stackoverflow.com/a/6354485/1457481
options = ChainMap({}, kwargs, self.polygon_defaults)
# should change this for better support of huge data
projected_polygons = [
self._close_polygon(
np.transpose(
self.projection.direct(segment,
invert_positive=False,
rotate=False)))
for circle in polygons for segment in self._join_segments(
self._clip_lines(np.dot(circle, self.projection.R.T)))
]
poly_collection = PolyCollection(projected_polygons, **options)
poly_collection.set_clip_path(self.primitive)
self.axis.add_collection(poly_collection)
def plot_polygons(self, polygons, polygon_settings):
projected_polygons = [
au_close_polygon(
np.transpose(
self.project(
*np.transpose(segment),
invert_positive=False # , rotate=False
)
)
)
for circle in polygons
for segment in au_join_segments(
au_clip_lines(np.dot(circle, self.projection.R.T))
)
]
polygon_segments = PolyCollection(
projected_polygons, **polygon_settings
)
polygon_segments.set_clip_path(self.circle)
self.plotaxes.add_collection(polygon_segments, autolim=True)
return polygon_segments
