Method __init__

lib/matplotlib/collections.py:1639–1679

Parameters ---------- numsides : int The number of sides of the polygon. rotation : float The rotation of the polygon in radians. sizes : tuple of float The area of the circle circumscribing the polygon in points^2.

(self,
                 numsides,
                 *,
                 rotation=0,
                 sizes=(1,),
                 **kwargs)

    _factor = np.pi ** (-1/2)

    def __init__(self,
                 numsides,
                 *,
                 rotation=0,
                 sizes=(1,),
                 **kwargs):
        """
        Parameters
        ----------
        numsides : int
            The number of sides of the polygon.
        rotation : float
            The rotation of the polygon in radians.
        sizes : tuple of float
            The area of the circle circumscribing the polygon in points^2.
        **kwargs
            Forwarded to `.Collection`.

        Examples
        --------
        See :doc:`/gallery/event_handling/lasso_demo` for a complete example::

            offsets = np.random.rand(20, 2)
            facecolors = [cm.jet(x) for x in np.random.rand(20)]

            collection = RegularPolyCollection(
                numsides=5, # a pentagon
                rotation=0, sizes=(50,),
                facecolors=facecolors,
                edgecolors=("black",),
                linewidths=(1,),
                offsets=offsets,
                offset_transform=ax.transData,
                )
        """
        super().__init__(**kwargs)
        self.set_sizes(sizes)
        self._numsides = numsides
        self._paths = [self._path_generator(numsides)]
        self._rotation = rotation
        self.set_transform(transforms.IdentityTransform())

    def get_numsides(self):
        return self._numsides