export const hexColorToRgba = (hexColor, alphaMaxVal = 1) => {
    hexColor = hexColor.replace('#', '');

    //用于分割16进制色彩通道
    let reg = new RegExp('\\w{1,2}', 'g');
    //分割颜色通道
    let rgbaArray255 = hexColor.match(reg);
    rgbaArray255 = rgbaArray255.map((channel, index) => {
        //计算每个通道的10进制值
        let colorVal = parseInt(channel, 16);
        if (index === 3) {
            //这是alpha通道
            return Math.round((colorVal / (255 / alphaMaxVal)) * 100) / 100;
        }
        return colorVal;
    });
    return rgbaArray255;
};