在vue element中使用echarts

最近在学习echarts，由于echarts的官方文档都是用的js,目前项目使用的是vue+element,所以只能自己进行转换，转换成vue的写法

首先要先安装echarts，注意！特别要注意echarts的版本，千万不要安装最新版本的echarts，因为它和vue2会有冲突，一定要自己指定版本，这个坑我是着实的踩了，代码完全没有问题就是不显示，要我找了好久，最后发现是echarts版本太高！！！他喵的

npm install echarts@4.8.0 --save

完整代码

<template>
    <div class="chart-container">
        <el-row>
            <el-col :span="12">
                <div id="chartColumn" style="width:500px; height:400px;"></div>
            </el-col>
            <el-col :span="12">
                <div id="chartBar" style="width:500px; height:400px;"></div>
            </el-col>
            <el-col :span="12">
                <div id="chartLine" style="width:500px; height:400px;"></div>
            </el-col>
            <el-col :span="12">
                <div id="chartPie" style="width:500px; height:400px;"></div>
            </el-col>
        </el-row>
    </div>
</template>

<script>
import echarts from 'echarts'

export default {
  data () {
    return {
      chartColumn: null,
      chartBar: null,
      chartLine: null,
      chartPie: null
    }
  },

  methods: {
    drawColumnChart () {
      this.chartColumn = echarts.init(document.getElementById('chartColumn'))
      this.chartColumn.setOption({
        title: { text: 'Column Chart' },
        tooltip: {},
        xAxis: {
          data: ['衬衫', '羊毛衫', '雪纺衫', '裤子', '高跟鞋', '袜子']
        },
        yAxis: {},
        series: [{
          name: '销量',
          type: 'bar',
          data: [5, 20, 36, 10, 10, 20]
        }]
      })
    },
    drawBarChart () {
      this.chartBar = echarts.init(document.getElementById('chartBar'))
      this.chartBar.setOption({
        title: {
          text: 'Bar Chart',
          subtext: '数据来自网络'
        },
        tooltip: {
          trigger: 'axis',
          axisPointer: {
            type: 'shadow'
          }
        },
        legend: {
          data: ['2011年', '2012年']
        },
        grid: {
          left: '3%',
          right: '4%',
          bottom: '3%',
          containLabel: true
        },
        xAxis: {
          type: 'value',
          boundaryGap: [0, 0.01]
        },
        yAxis: {
          type: 'category',
          data: ['巴西', '印尼', '美国', '印度', '中国', '世界人口(万)']
        },
        series: [
          {
            name: '2011年',
            type: 'bar',
            data: [18203, 23489, 29034, 104970, 131744, 630230]
          },
          {
            name: '2012年',
            type: 'bar',
            data: [19325, 23438, 31000, 121594, 134141, 681807]
          }
        ]
      })
    },
    drawLineChart () {
      this.chartLine = echarts.init(document.getElementById('chartLine'))
      this.chartLine.setOption({
        title: {
          text: 'Line Chart'
        },
        tooltip: {
          trigger: 'axis'
        },
        legend: {
          data: ['邮件营销', '联盟广告', '搜索引擎']
        },
        grid: {
          left: '3%',
          right: '4%',
          bottom: '3%',
          containLabel: true
        },
        xAxis: {
          type: 'category',
          boundaryGap: false,
          data: ['周一', '周二', '周三', '周四', '周五', '周六', '周日']
        },
        yAxis: {
          type: 'value'
        },
        series: [
          {
            name: '邮件营销',
            type: 'line',
            stack: '总量',
            data: [120, 132, 101, 134, 90, 230, 210]
          },
          {
            name: '联盟广告',
            type: 'line',
            stack: '总量',
            data: [220, 182, 191, 234, 290, 330, 310]
          },
          {
            name: '搜索引擎',
            type: 'line',
            stack: '总量',
            data: [820, 932, 901, 934, 1290, 1330, 1320]
          }
        ]
      })
    },
    drawPieChart () {
      this.chartPie = echarts.init(document.getElementById('chartPie'))
      this.chartPie.setOption({
        title: {
          text: 'Pie Chart',
          subtext: '纯属虚构',
          x: 'center'
        },
        tooltip: {
          trigger: 'item',
          formatter: '{a} <br/>{b} : {c} ({d}%)'
        },
        legend: {
          orient: 'vertical',
          left: 'left',
          data: ['直接访问', '邮件营销', '联盟广告', '视频广告', '搜索引擎']
        },
        series: [
          {
            name: '访问来源',
            type: 'pie',
            radius: '55%',
            center: ['50%', '60%'],
            data: [
              { value: 335, name: '直接访问' },
              { value: 310, name: '邮件营销' },
              { value: 234, name: '联盟广告' },
              { value: 135, name: '视频广告' },
              { value: 1548, name: '搜索引擎' }
            ],
            itemStyle: {
              emphasis: {
                shadowBlur: 10,
                shadowOffsetX: 0,
                shadowColor: 'rgba(0, 0, 0, 0.5)'
              }
            }
          }
        ]
      })
    },
    drawCharts () {
      this.drawColumnChart()
      this.drawBarChart()
      this.drawLineChart()
      this.drawPieChart()
    }
  },

  mounted: function () {
    this.drawCharts()
  },
  updated: function () {
    this.drawCharts()
  }
}
</script>

<style scoped>
    .chart-container {
        background-color:white;
        height: 100%;
        width: 100%;
    }

    .el-col {
        padding: 30px;
    }
</style>