def is_fully_within_image(self, image, default=False):
if len(self.coords) == <NUM_LIT:0>:<EOL><INDENT>return default<EOL><DEDENT>return np.all(self.get_pointwise_inside_image_mask(image))<EOL>
Estimate whether the line string is fully inside the image area.

Parameters
----------
image : ndarray or tuple of int
    Either an image with shape ``(H,W,[C])`` or a tuple denoting
    such an image shape.

default
    Default value to return if the line string contains no points.

Returns
-------
bool
    True if the line string is fully inside the image area.
    False otherwise.