yuanqu/ruoyi-ui/src/views/dashboard/BarChart.vue

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

<script>
import * as echarts from 'echarts';
require('echarts/theme/macarons') // echarts theme
import resize from './mixins/resize'

const animationDuration = 6000

export default {
  mixins: [resize],
  props: {
    className: {
      type: String,
      default: 'chart'
    },
    width: {
      type: String,
      default: '100%'
    },
    height: {
      type: String,
      default: '300px'
    }
  },
  data() {
    return {
      chart: null
    }
  },
  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,linedata } = {}) {
			  this.chart.setOption({
			    tooltip: {
			      trigger: 'axis',
			      axisPointer: { // 坐标轴指示器，坐标轴触发有效
			        type: 'shadow' // 默认为直线，可选为：'line' | 'shadow'
			      }
			    },
			    grid: {
			      top: 10,
			      left: '2%',
			      right: '2%',
			      bottom: '3%',
			      containLabel: true
			    },
			    xAxis: [{
			      type: 'category',
			      data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun'],
			      axisTick: {
			        alignWithLabel: true
			      }
			    }],
			    yAxis: [{
			      type: 'value',
			      axisTick: {
			        show: false
			      }
			    }],
			    series: [{
			      name: 'pageA',
			      type: 'bar',
			      stack: 'vistors',
			      barWidth: '60%',
			      data: [79, 52, 200, 334, 390, 330, 220],
			      animationDuration
			    }, {
			      name: 'pageB',
			      type: 'bar',
			      stack: 'vistors',
			      barWidth: '60%',
			      data: [80, 52, 200, 334, 390, 330, 220],
			      animationDuration
			    }, {
			      name: 'pageC',
			      type: 'bar',
			      stack: 'vistors',
			      barWidth: '60%',
			      data: [30, 52, 200, 334, 390, 330, 220],
			      animationDuration
			    }]
			  })
			}
    // }
  }
}
</script>