Echarts柱状图2.0（横向、带上下滚动条）

代码(直接复制到官网中的例子链接即可查看效果)：

/**
 * 数据进行单位的换算，默认乘以100
 * @param value  需要计算的数据
 * @parama conversion 换算的量词
 * @param accuracy  需要精确到几位
 * @return {string}
 */
function accuracyCalc (value, conversion, accuracy) {
  let resVal = ''
  if (value) {
    resVal = (parseFloat(value) * conversion).toFixed(accuracy)
  }
  return resVal
}
 
let yData = ['小1','小22','小333','小4444','小55555','小6','小7','小8','小9']
let yDataRight = [1310, 2310, 3310, 4310, 56789, 7710, 788190, 67, 189]
let seriesData = []
const legendData = ['数据1', '数据2', '数据3', '数据4']
const color = ['#2FC25B', '#EF4864', '#FACC14', '#3295FA']
const colorLinear = [
  'rgba(47, 194, 91,0.5)',
  'rgba(239, 72, 100,0.5)',
  'rgba(250, 204, 20,0.5)',
  'rgba(50, 149, 250,0.5)'
]
const valueData = [
  {
    name: '数据1',
    data: [10,20, 30, 40, 50, 60, 70, 80 ,90]
  },
  {
    name: '数据2',
    data: [100, 200, 300, 400, 500, 600, 700, 800, 900]
  },
  {
    name: '数据3',
    data: [1000, 2000, 3000, 4000, 5000, 6000, 7000, 8000, 9000]
  },
  {
    name: '数据4',
    data: [200, 30, 40, 88, 96, 789, 9870, 76, 456]
  }
]
for (let i = 0; i < valueData.length; i++) {
  const item = valueData[i]
  const obj = {
    name: item.name,
    type: 'bar',
    barWidth: 16,
    stack: 'total',
    label: {
      show: false
    },
    tooltip: {
      // valueFormatter: function (value) {
      //   const equalVal = !isEmpty(value)
      //     ? parseFloat(value).toFixed(2)
      //     : '-'
      //   return equalVal + '个'
      // }
    },
    itemStyle: {
      color: new echarts.graphic.LinearGradient(0, 0, 1, 0, [
        { offset: 0, color: color[i] },
        { offset: 1, color: colorLinear[i] }
      ]),
      borderRadius:
        i === 0
          ? [100, 0, 0, 100]
          : i === valueData.length - 1
            ? [0, 100, 100, 0]
            : [0, 0, 0, 0]
    },
    data: item.data
  }
  seriesData.push(obj)
}
option = {
    tooltip: {
    trigger: 'axis',
    axisPointer: {
        type: 'shadow' // 'shadow' as default; can also be 'line' or 'shadow'
    },
    textStyle: {
        fontSize: 24
    },
    confine: true
    },
    dataZoom: [
    {
        id: 'dataZoomY',
        yAxisIndex: [0, 1],
        show: true, // 是否显示滑动条，不影响使用
        type: 'slider', // 这个 dataZoom 组件是 slider 型 dataZoom 组件
        start: 100, // 默认显示0%
        // startValue: 2000000, // 从末尾开始--进行倒序
        // endValue: 4, // 一次性展示5个
        width: 6,
        borderColor: 'transparent',
        fillerColor: 'rgba(205,205,205,1)',
        zoomLock: true,
        showDataShadow: false, // 是否显示数据阴影 默认auto
        backgroundColor: '#fff',
        showDetail: false, // 即拖拽时候是否显示详细数值信息 默认true
        realtime: true, // 是否实时更新
        filterMode: 'filter',
        handleIcon: 'circle',
        handleStyle: {
        color: 'rgba(205,205,205,1)',
        borderColor: 'rgba(205,205,205,1)'
        },
        handleSize: '80%',
        moveHandleSize: 0,
        maxValueSpan: 3,
        minValueSpan: 3,
        brushSelect: false // 刷选功能，设为false可以防止拖动条长度改变 ************（这是一个坑）
    },
    {
        type: 'inside',
        yAxisIndex: [0, 1],
        start: 0, // 默认显示0%
        zoomOnMouseWheel: false, // 滚轮是否触发缩放
        moveOnMouseMove: true, // 鼠标滚轮触发滚动
        moveOnMouseWheel: true
    }
    ],
    legend: {
    data: legendData,
    icon: 'circle',
    itemGap: 32,
    itemWidth: 16,
    itemHeight: 16,
    borderRadius: 16,
    textStyle: {
        width: 96,
        padding: [0, 0, 0, 12],
        fontSize: 24,
        color: '#ccc'
    }
    },
    grid: {
    top: 73,
    left: 100,
    bottom: 0,
    right: 0,
    containLabel: true
    },
    xAxis: {
    type: 'value',
    showMinLabel: true,
    showMaxLabel: true,
    axisLabel: {
        fontSize: 24,
        color: '#999',
        formatter: function (value) {
        // const equalVal = !isEmpty(value)
        const equalVal = value
            ? (Math.abs(parseFloat(value)) > 1000) && (Math.abs(parseFloat(value)) < 10000)
                ? accuracyCalc(value, 0.001, 0) + 'k'
                : Math.abs(parseFloat(value)) >= 10000
                ? accuracyCalc(value, 0.0001, 0) + 'w'
                : parseFloat(value)
            : '-'
        return equalVal
        }
    },
    splitLine: {
        show: true,
        lineStyle: {
        type: 'dashed',
        width: 2,
        color: ['rgba(255,255,255,0.15)']
        }
    }
    },
    yAxis: [
    {
        type: 'category',
        offset: 110,
        axisLabel: {
        fontSize: 24,
        color: '#999',
        margin: 13,
        align: 'left',
        formatter: (val) => {
            return (val && val.length) > 4 ? val.slice(0, 4) + '...' : val
        }
        },
        splitLine: {
        show: false
        },
        axisLine: {
        show: false
        },
        axisTick: {
        show: false
        },
        data: yData
    },
    {
        type: 'category',
        yAxisIndex: 1,
        axisLabel: {
        fontSize: 24,
        color: '#999',
        margin: 13,
        formatter: (value) => {
            const equalVal = value
            ? Math.abs(parseFloat) >= 10000
                ? accuracyCalc(value, 0.0001, 2)
                : parseFloat(value).toFixed(2)
            : '-'
            const unit = value
            ? Math.abs(parseFloat(value)) >= 10000
                ? ' 万个'
                : ' 个'
            : ' 个'
            return equalVal + unit
        }
        },
        splitLine: {
        show: false
        },
        axisLine: {
        show: false
        },
        axisTick: {
        show: false
        },
        data: yDataRight
    }
    ],
    series: seriesData
}复制

效果图：