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src/views/extend/graphDemo/echartsLineBar/index.vue 2.44 KB
4424f41c   monkeyhouyi   网信执法、清单管理静态页面
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  <template>
    <div class="chart-container app-container nohead">
      <div id="chart" style="height:530px;margin-top:30px;"></div>
    </div>
  </template>
  
  <script>
  
  import echarts from 'echarts'
  import resize from '../mixins/resize'
  export default {
    name: 'extend-graphDemo-echartsLineBar',
    mixins: [resize],
    data() {
      return {
        chart: null,
        option: {
          tooltip: {
            trigger: 'axis',
            axisPointer: {
              type: 'cross',
              crossStyle: {
                color: '#999'
              }
            }
          },
          toolbox: {
            feature: {
              dataView: { show: true, readOnly: false },
              magicType: { show: true, type: ['line', 'bar'] },
              restore: { show: true },
            }
          },
          legend: {
            data: ['蒸发量', '降水量', '平均温度']
          },
          xAxis: [
            {
              type: 'category',
              data: ['1月', '2月', '3月', '4月', '5月', '6月', '7月', '8月', '9月', '10月', '11月', '12月'],
              axisPointer: {
                type: 'shadow'
              }
            }
          ],
          yAxis: [
            {
              type: 'value',
              name: '水量',
              min: 0,
              max: 250,
              interval: 50,
              axisLabel: {
                formatter: '{value} ml'
              }
            },
            {
              type: 'value',
              name: '温度',
              min: 0,
              max: 25,
              interval: 5,
              axisLabel: {
                formatter: '{value} °C'
              }
            }
          ],
          series: [
            {
              name: '蒸发量',
              type: 'bar',
              data: [2.0, 4.9, 7.0, 23.2, 25.6, 76.7, 135.6, 162.2, 32.6, 20.0, 6.4, 3.3]
            },
            {
              name: '降水量',
              type: 'bar',
              data: [2.6, 5.9, 9.0, 26.4, 28.7, 70.7, 175.6, 182.2, 48.7, 18.8, 6.0, 2.3]
            },
            {
              name: '平均温度',
              type: 'line',
              yAxisIndex: 1,
              data: [2.0, 2.2, 3.3, 4.5, 6.3, 10.2, 20.3, 23.4, 23.0, 16.5, 12.0, 6.2]
            }
          ]
        }
      }
    },
    mounted() {
      this.initChart()
    },
    beforeDestroy() {
      if (!this.chart) {
        return
      }
      this.chart.dispose()
      this.chart = null
    },
    methods: {
      initChart() {
        this.chart = echarts.init(document.getElementById('chart'))
        this.chart.setOption(this.option)
      }
    }
  }
  </script>