echarts 饼配置项内容和展示

      option = {
    backgroundColor:'#fff',
    color:['#8084d9','#28b4f4','#3cd1c0','#ebd352','#ffa53b'],
    tooltip: {
        trigger: 'item',
        formatter: '{a} <br/>{b}: {c} ({d}%)'
    },
    legend: {
        orient: 'vertical',
        left: 10,
        data: ['直接访问', '邮件营销', '联盟广告', '视频广告', '搜索引擎']
    },
    series: [{
        name: '访问来源',
        type: 'pie',
        radius: ['50%', '70%'],
        avoidLabelOverlap: false,
        hoverAnimation: false,
        itemStyle: {
            normal: {
                borderColor: "#fff",
                borderWidth: 8,
            }
        },
        labelLine: {
            normal: {
                show: false
            }
        },
        data: [{
                value: 335,
                name: '直接访问'
            },
            {
                value: 310,
                name: '邮件营销'
            },
            {
                value: 234,
                name: '联盟广告'
            },
            {
                value: 135,
                name: '视频广告'
            },
            {
                value: 1548,
                name: '搜索引擎'
            }
        ]
    }]
};