echarts多个折线图

https://echarts.apache.org/examples/zh/editor.html?c=line-stack

• icon: ‘circle’ 自定义 Legend形状
• symbol: “none” 去掉折线图上的小圆点

option = {
  tooltip: {
    trigger: 'axis'
  },
  legend: {
    type: 'scroll',
    icon: 'circle',
    data: ['Email', 'Union Ads', 'Video Ads', 'Direct', 'Search Engine']
  },
  grid: {
    left: '3%',
    right: '4%',
    bottom: '3%',
    containLabel: true
  },
  xAxis: {
    type: 'category',
    boundaryGap: false,
    data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
  },
  yAxis: {
    type: 'value'
  },
  series: [
    {
      name: 'Email',
      type: 'line',
      stack: 'Total',
      symbol: "none", // 去掉折线上面的小圆点
      data: [120, 132, 101, 134, 90, 230, 210]
    },
    {
      name: 'Union Ads',
      type: 'line',
      stack: 'Total',
      symbol: "none",
      data: [220, 182, 191, 234, 290, 330, 310]
    },
    {
      name: 'Video Ads',
      type: 'line',
      stack: 'Total',
      symbol: "none",
      data: [150, 232, 201, 154, 190, 330, 410]
    },
    {
      name: 'Direct',
      type: 'line',
      stack: 'Total',
      symbol: "none",
      data: [320, 332, 301, 334, 390, 330, 320]
    },
    {
      name: 'Search Engine',
      type: 'line',
      stack: 'Total',
      symbol: "none",
      data: [820, 932, 901, 934, 1290, 1330, 1320]
    }
  ]
};

自定义Legend

正方形

{
  legend: {
    // icon: 'rect',
    // itemWidth: 20,
    // itemHeight: 10,
    // itemGap: 10, 以上都是默认值
    itemHeight: 24,
    itemWidth: 24,
    data: [
      {
        name: '修边比例',
        icon: 'rect',
      },
      {
        name: '平均门幅',
        icon: 'rect',
      }
    ],
    right: '4%',
    textStyle: {
      fontSize: 12,
      color: '#F1F1F3'
    },
  }
}