echarts legend 自定义图例

legend: {
                    
                    selectedMode: true,
                    top: 0,
                    right: 0,
                    orient: ‘vertical‘,
                    // itemWidth: 24,
                    // itemHeight: 2,
                    textStyle: {
                        fontFamily: ‘ABBvoiceCNSG-Regular‘,
                        fontSize: 12,
                    },
                    // icon: ‘rect‘,
                    data: [
                        {
                            name:"高严重等级报警",
                            icon:‘rect‘,
                        },
                        {
                            name:"低严重等级报警",
                            icon: ‘rect‘
                        },
                        {
                            name:"健康度",
                            icon: ‘line‘
                        }
                    ]
                },