雷达图 radar rich 无效

[akFace]

One-line summary [问题简述]

雷达图 radar rich 无效

使用svg渲染情况下无效，canvas是正常的

var myChart = echarts.init(document.querySelector('#main'), null, {renderer: 'svg'});

Version & Environment [版本及环境]

• ECharts version [4.x、3.8.5都不行]:
• Browser version [Chrome v69]:
• OS Version [操作系统类型和版本]:

Expected behaviour [期望结果]

ECharts option [ECharts配置项]

let option = {
                backgroundColor: "#FFF",
                radar: {
                    center: ['50%', '58%'],
                    nameGap: 6, // 指示器名称和指示器轴的距离。
                    name: {
                        textStyle: {
                            color: '#999',
                        },
                        formatter: function(name, indicator) {
                            return [
                                '{title|' + name + '}',
                                '{value|' + indicator.value + indicator.label + '}',
                            ].join('\n')

                        },
                        rich: {
                            title: {
                                color: '#9b9da4',
                                align: 'center',
                                fontSize: '12',
                            },
                            value: {
                                color: '#6082f2',
                                fontSize: '12',
                                padding: [0, 0, 5, 0],
                                textAlign: 'center',
                                align: 'center',
                                fontWeight: 'bolder',
                            },
                        }
                    },
                    splitArea: {
                        areaStyle: {
                            color: ['#fff', '#fff', '#fff', '#fff'],
                            shadowColor: 'rgba(0, 100, 0, 0.3)'
                        }
                    },
                    axisLine: {
                        lineStyle: {
                            color: '#d9dadc'
                        }
                    },
                    splitLine: {
                        lineStyle: {
                            color: '#d9dadc',
                        }
                    },
                    indicator: indicator_data || [
                        { name: this.$t('基本面'), max: 6500, value: 500 },
                        { name: 'B', max: 6500, value: 3400 },
                        { name: 'C', max: 3800, value: 2800 },
                        { name: 'D', max: 3800, value: 3100 },
                        { name: 'E', max: 5200, value: 4200 }
                    ]
                },
                series: [{
                    type: 'radar',
                    data: [{
                        value: series_value,
                        name: 'DATA',
                        itemStyle: {
                            normal: {
                                color: '#729ff0'
                            }
                        },
                        lineStyle: {
                            normal: {
                                width: '1.3'
                            }
                        },
                        areaStyle: {
                            normal: {
                                color: 'rgba(114, 159, 240, 0.5)'
                            }
                        }
                    }]
                }]
            }

Other comments [其他信息]