<template>
    <div style="width: 100%; height: 100%; padding: 2%">
      <div id="nodeOne" style="width: 800px; height: 600px"></div>
    </div>
  </template>
  
  <script setup >
  import echarts from "echarts";
  import { onMounted, reactive } from "vue";
  import { any } from "vue-types";
  
  const schoolAllContrXlegend = reactive([
    "全选",
    "Email",
    "Union Ads",
    "Video Ads",
    "Direct",
    "Search Engine",
    "Email2",
    "Union Ads2",
    "Video Ads2",
    "Direct2",
    "Search Engine2",
  ]);
  
  const option: any = reactive<any>({
    //这里是具体的配置项或者直接引入
    tooltip: {
      trigger: "axis",
    },
    legend: {
      type: "scroll",
      data: schoolAllContrXlegend,
      selected: {
        Email: false, //添加全选，默认没有选中
        全选: false,
      },
    },
    grid: {
      top: "20%",
      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",
        data: [120, 132, 101, 134, 90, 230, 210],
      },
      {
        name: "Union Ads",
        type: "line",
        stack: "Total",
        data: [220, 182, 191, 234, 290, 330, 310],
      },
      {
        name: "Video Ads",
        type: "line",
        stack: "Total",
        data: [150, 232, 201, 154, 190, 330, 410],
      },
      {
        name: "Direct",
        type: "line",
        stack: "Total",
        data: [320, 332, 301, 334, 390, 330, 320],
      },
      {
        name: "Search Engine",
        type: "line",
        stack: "Total",
        data: [820, 932, 901, 934, 1290, 1330, 1320],
      },
      {
        name: "Email2",
        type: "line",
        stack: "Total",
        data: [120, 132, 101, 134, 90, 230, 210],
      },
      {
        name: "Union Ads2",
        type: "line",
        stack: "Total",
        data: [220, 182, 191, 234, 290, 330, 310],
      },
      {
        name: "Video Ads2",
        type: "line",
        stack: "Total",
        data: [150, 232, 201, 154, 190, 330, 410],
      },
      {
        name: "Direct2",
        type: "line",
        stack: "Total",
        data: [320, 332, 301, 334, 390, 330, 320],
      },
      {
        name: "Search Engine2",
        type: "line",
        stack: "Total",
        data: [820, 932, 901, 934, 1290, 1330, 1320],
      },
      {
        name: "全选",
        type: "line",
        data: [],
      },
    ],
  });
  onMounted(() => {
    initChart();
  });
  
  const initChart = () => {
    let oneChart = echarts.init(document.getElementById("nodeOne"));
  
    oneChart.setOption(option);
  
    //params为点击以后的每一项参数，为一个对象
    oneChart.on("legendselectchanged", function (params: any) {
      if (params.name == "全选") {
        let selectMark = option.legend.selected["全选"]; //获取图例中的全选状态，作为一个标记变量
        //option为上面的Echarts对象
        var data = option.legend.data;
        if (selectMark) {
          //判断
          for (var i = 0; i < data.length; i++) {
            option.legend.selected[data[i]] = false;
          }
        } else {
          for (var i = 0; i < data.length; i++) {
            option.legend.selected[data[i]] = true;
          }
        }
        this.setOption(option);
      }
    });
  
    //   //点击以后初始化重置大小
    //   window.onresize = function () {
    //     oneChart.resize()
    //   }
    // }, 1000)
  };
  </script>