option = {
    polar: {
        radiusAxis: {
            type: 'category',
            data: ['A', 'B', 'C', 'D', 'E'],
            axisPointer: {
                show: true,
                type: 'line',
                label: {
                    show: true,
                    formatter: '{value}',
                    precision: 2,
                    backgroundColor: 'rgba(0,0,0,0.7)',
                    color: '#fff',
                    padding: [5, 10],
                    borderRadius: 3,
                    shadowBlur: 5,
                    shadowColor: 'rgba(0, 0, 0, 0.5)',
                },
                lineStyle: {
                    color: 'red',
                    width: 2,
                    type: 'dashed',
                    opacity: 0.7,
                },
                handle: {
                    show: true, // 是否显示拖拽手柄
                    icon: 'path://M512 32L32 544h960z', // 自定义图标路径，可以使用 SVG 图标
                    size: 20, // 手柄大小
                    margin: 10, // 手柄与指示器线的距离
                    color: 'blue', // 手柄颜色
                    throttle: 40, // 拖拽响应间隔
                    // 其他手柄样式配置...
                },
                // 其他配置...
            },
            // 其他配置...
        },
        // 其他配置...
    },
    // 其他配置...
};