def crosses(self):
        """
        Member of :ref:`XlAxisCrosses` enumeration specifying the point on
        this axis where the other axis crosses, such as auto/zero, minimum,
        or maximum. Returns `XL_AXIS_CROSSES.CUSTOM` when a specific numeric
        crossing point (e.g. 1.5) is defined.
        """
        crosses = self._cross_xAx.crosses
        if crosses is None:
            return XL_AXIS_CROSSES.CUSTOM
        return crosses.val