ShangHaiLifeECIF/dgtis-ui/src/views/dashboard/LineBarChart.vue

<template>
  <div :id="id" :class="className" :style="{ height:height,width:width }" />
</template>
<script>
  import echarts from 'echarts'
  import resize from './mixins/resize'

  export default {
    mixins: [resize],
    props: {
      className: {
        type: String,
        default: "chart"
      },
      id: {
        type: String,
        default: "chart"
      },
      width: {
        type: String,
        default: "100%"
      },
      height: {
        type: String,
        default: "400px"
      },
      data: {
        type: Object,
        default: {}
      },
    },
    data() {
      return {
        chart: null
      };
    },
    watch: {
      //观察option的变化
      data: {
        handler(newVal, oldVal) {
          if (newVal) {
            this.initChart();
          }
        },
        deep: true //对象内部属性的监听，关键。
      }
    },
    mounted() {
      this.$nextTick(() => {
        this.initChart();
      })
    },
    beforeDestroy() {
      if (!this.chart) {
        return;
      }
      this.chart.dispose();
      this.chart = null;
    },
    methods: {
      initChart() {
        let that = this;
        this.chart = echarts.init(document.getElementById(this.id));
        let option = {
          tooltip: {
            trigger: 'axis',
          },
          grid:{
            left:'20%',
          },
          // legend: {
          //   textStyle:{
          //     color:'#FFF',
          //   },
          //   data: ['蒸发量', '平均温度'],
          // },
          xAxis: [
            {
              type: 'category',
              data: that.data.xAxisData,
              axisPointer: {
                type: 'shadow'
              },
              axisLabel:{
                color:'#333',
              },
              axisLine:{
                lineStyle:{
                  color:'#EDEDED',
                },
              },
            }
          ],
          yAxis: [
            {
              type: 'value',
              name: '',
              // interval: 50,
              // nameTextStyle:{
              //   color:'#333',
              // },
              axisLabel: {
                // formatter: '{value} ml',
                // color:'#FFF'
              },
              axisLine:{
                show:false,
              },
              axisTick:{
                show:false,
              },
            },
          ],
          series: [
            {
              name: that.data.barData.name,
              type: 'bar',
              itemStyle:{
                color:'#1DCAF5'
              },
              data: that.data.barData.data
            },
            {
              name: that.data.lineData.name,
              type: 'line',
              itemStyle:{
                color:'#5AAFF9',
                borderColor:'#CFAF19'
              },
              data: that.data.lineData.data
            }
          ]
        };
        this.chart.setOption(option);
      }
    }
  };
</script>