def __init__(self, image, coordinates, *args, **kwargs):
"""Construct a Mapviz object
:param coordinates: property to determine image coordinates (UL, UR, LR, LL).
EX. [[-80.425, 46.437], [-71.516, 46.437], [-71.516, 37.936], [-80.425, 37.936]]
:param image: url, local path or a numpy ndarray
"""
super(ImageViz, self).__init__(None, *args, **kwargs)
if type(image) is numpy.ndarray:
image = img_encode(image)
self.template = 'image'
self.image = image
self.coordinates = coordinates
def test_img_encode():
image_path = os.path.join(os.path.dirname(__file__), 'mosaic.png')
image = imread(image_path)
assert img_encode(image).startswith('data:image/png;base64')
