__init__.py 文件源码

def _get_color_string(color):
    color = color.lower()
    has_alpha = color.startswith("hsla(") or color.startswith("rgba(")
    is_hsl = color.startswith("hsl")
    colors = color.replace("hsla(", "").replace("hsl(", "").replace("rgba(", "").replace("rgb(", "").replace(")", "")\
        .replace(" ", "").replace("%", "").split(",")
    colors = list(map(lambda c: float(c), colors))
    a = 1
    if has_alpha:
        a = colors[3]
    if is_hsl:
        h = colors[0] / 360.0
        s = colors[1] / 100.0
        l = colors[2] / 100.0
        r, g, b = colorsys.hls_to_rgb(h, l, s)
        return ",".join(list(map(lambda c: str(int(round(255.0 * c))), [r, g, b, a])))
    else:
        r = colors[0]
        g = colors[1]
        b = colors[2]
        a = round(255.0*a)
        return ",".join(list(map(lambda c: str(int(c)), [r, g, b, a])))