相关疑难解决方法(0)

鉴于此功能,我想更换颜色与颜色随机发生器.

document.overlay = GPolyline.fromEncoded({
    color: "#0000FF",
    weight: 10,
    points: encoded_points,
    zoomFactor: 32,
    levels: encoded_levels,
    numLevels: 4
});

我该怎么做？