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折线图饼图联动组件 LinePieChart.vue

<template>
  <div id="centerid" :class="className" :style="{height:height,width:width}" />
</template>

<script>
import echarts from 'echarts'
require('echarts/theme/macarons') // echarts theme
import resize from './mixins/resize'
export default {
  mixins: [resize],
  props: {
    className: {
      type: String,
      default: 'chart'
    },
    width: {
      type: String,
      default: '100%'
    },
    height: {
      type: String,
      default: '600px'
    },
    autoResize: {
      type: Boolean,
      default: true
    },
    chartData: {
      type: Object,
      required: true
    }
  },
  data() {
    return {
      chart: null
    }
  },
  watch: {
    chartData: {
      deep: true,
      handler(val) {
        console.log("监听：", val)
        this.setOptions(val)
      }
    }
  },
  mounted() {
    this.$nextTick(() => {
      this.initChart()
    })
  },
  beforeDestroy() {
    if (!this.chart) {
      return
    }
    this.chart.dispose()
    this.chart = null
  },
  methods: {
    initChart() {
      this.chart = echarts.init(this.$el, 'macarons')
      this.setOptions(this.chartData)
      this.chart.on('updateAxisPointer', event => {
        let xAxisInfo = event.axesInfo[0];
        if (xAxisInfo) {
          let dimension = xAxisInfo.value + 1;
          this.chart.setOption({
            series: {
              id: 'pie',
              label: {
                formatter: '{b}: {@[' + dimension + ']} ({d}%)'
              },
              encode: {
                value: dimension,
                tooltip: dimension
              }
            }
          });
        }
      });
      this.chart.on('click', event => {
        if (event.seriesType == 'pie') {
          this.$emit('func', event.data[0])
        }
      })
    },
    setOptions(newVisitis) {
      console.log('setoptions：', newVisitis)
      this.chart.setOption({
        legend: {},
        title: {
          text: ''
        },
        tooltip: {
          trigger: 'axis',
          showContent: false
        },
        dataset: {
          source: newVisitis.source
        },
        xAxis: {
          type: 'category'
        },
        yAxis: {
          gridIndex: 0
        },
        grid: {
          top: '55%'
        },
        series: [{
            type: 'line',
            seriesLayoutBy: 'row'
          },
          {
            type: 'line',
            seriesLayoutBy: 'row'
          },
          {
            type: 'line',
            seriesLayoutBy: 'row'
          },
          {
            type: 'line',
            seriesLayoutBy: 'row'
          },
          {
            type: 'pie',
            id: 'pie',
            radius: '30%',
            center: ['50%', '25%'],
            label: {
              formatter: '{b}: {@2012} ({d}%)'
            },
            encode: {
              itemName: 'product',
              value: '2012',
              tooltip: '2012'
            }
          }
        ]
      })
    },
  },
}
</script>

父组件使用

 <line-pie-chart :chart-data="linePieChartData"></line-pie-chart>

import LinePieChart from '@/components/Charts/LinePieChart'  //引入组件
export default {
  components: { LinePieChart },// 注册组件
  data() {
    return {
      linePieChartData: { source: [] },
    }
  },
}