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src/views/dashboard/admin/components/LineChart.vue 2.64 KB
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d7d9c38c2   Adam   auto commit the c... 
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  <template>
    <div :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: '350px'
      },
      autoResize: {
        type: Boolean,
        default: true
      },
      chartData: {
        type: Object,
        required: true
      }
    },
    data() {
      return {
        chart: null
      }
    },
    watch: {
      chartData: {
        deep: true,
        handler(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)
      },
      setOptions({ expectedData, actualData } = {}) {
        this.chart.setOption({
          xAxis: {
            data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun'],
            boundaryGap: false,
            axisTick: {
              show: false
            }
          },
          grid: {
            left: 10,
            right: 10,
            bottom: 20,
            top: 30,
            containLabel: true
          },
          tooltip: {
            trigger: 'axis',
            axisPointer: {
              type: 'cross'
            },
            padding: [5, 10]
          },
          yAxis: {
            axisTick: {
              show: false
            }
          },
          legend: {
            data: ['expected', 'actual']
          },
          series: [{
            name: 'expected', itemStyle: {
              normal: {
                color: '#FF005A',
                lineStyle: {
                  color: '#FF005A',
                  width: 2
                }
              }
            },
            smooth: true,
            type: 'line',
            data: expectedData,
            animationDuration: 2800,
            animationEasing: 'cubicInOut'
          },
          {
            name: 'actual',
            smooth: true,
            type: 'line',
            itemStyle: {
              normal: {
                color: '#3888fa',
                lineStyle: {
                  color: '#3888fa',
                  width: 2
                },
                areaStyle: {
                  color: '#f3f8ff'
                }
              }
            },
            data: actualData,
            animationDuration: 2800,
            animationEasing: 'quadraticOut'
          }]
        })
      }
    }
  }
  </script>