_venn2.py 文件源码

def compute_venn2_colors(set_colors):
    '''
    Given two base colors, computes combinations of colors corresponding to all regions of the venn diagram.
    returns a list of 3 elements, providing colors for regions (10, 01, 11).

    >>> compute_venn2_colors(('r', 'g'))
    (array([ 1.,  0.,  0.]), array([ 0. ,  0.5,  0. ]), array([ 0.7 ,  0.35,  0.  ]))
    '''
    ccv = ColorConverter()
    base_colors = [np.array(ccv.to_rgb(c)) for c in set_colors]
    return (base_colors[0], base_colors[1], mix_colors(base_colors[0], base_colors[1]))