"""
===========================
Plotting a RippleContour
===========================

How to plot a `RippleContour` using inbuilt plotting methods.
"""

from matplotlib import pyplot as plt

from ripplemapper.analyse import add_boundary_contours
from ripplemapper.classes import RippleImage
from ripplemapper.data.example import example_data

ripple_image = RippleImage(example_data[0])
add_boundary_contours(ripple_image, sigma=2)

####################################################
#
# Plot with `RippleContour.plot`.

ripple_image.contours[1].plot()
plt.show()