<template>
 <div class="r-echarts-line">
  <div class="top">
   <div class="title">
    {{origin.title}}
   </div>
   <div class="select-list">
    <Select style="width:120px;margin-right:.5rem" v-model="pagePick">
     <Option v-for="item in origin.page_select" :key="item" :value="item.val">{{item.name}}</Option>
    </Select>
    <Select style="width:120px" v-model="typePick">
     <Option v-for="item in typeList" :value="item.name" :key="item">{{item.name}}</Option>
    </Select>
   </div>
  </div>
  <div class="des">说明：符合于本次筛选条件的共有<span class='tips'>{{origin.desc}}</span>条<span style="font-weight:700;color:black">职位信息</span>。</div>
  <div class="bottom" id="echart" ref="mychart">

  </div>
 </div>
</template>

<script>
// echarts相关
let echarts = require('echarts/lib/echarts');
require('echarts/lib/chart/bar');
require('echarts/lib/component/tooltip');
require('echarts/lib/component/toolbox');
require('echarts/lib/component/legend');
require('echarts/lib/component/markLine');

export default {
 name: 'r-echarts-line',
 data () {
  return {
  typePick: '数值',
  typeList: [
   {
    name: '数值'
   },
   {
    name: '百分比'
   }
  ],
  pagePick: 0,
  // myChart实例
   myChart: {},
   percent: {
    label: {
     normal: {
      show: true,
      position: 'inside',
      formatter: '{c}%'
     }
    }
   },
   numeric: {
    label: {
     normal: {
      show: true,
      position: 'inside',
      formatter: '{c}'
     }
    }
   }
  }
 },
 props: {
  index: {
   required: true,
   type: Number
  },
  data: {
   required: true,
   type: Object
  }
 },
 mounted () {
  this.setEchart();
 },
 updated () {
  if (!this.myChart) {
   this.setEchart();
  }
  this.chartChange();
 },
 computed: {
  origin () {
   return this.data;
  },
  opt() {
   let that = this;
   let obj = {
    color: ['#606c94'],
    tooltip: {
    },
    toolbox: {
      show: true,
      feature: {
        saveAsImage: {show: true}
      }
    },
    label: {
     normal: {
      show: true,
      position: 'inside',
      formatter: '{c}'
     },
     emphasis: {
      show: true
     }
    },
    xAxis: {
     type: 'value',
    },
    yAxis: {
     data: that.origin[that.type][that.pagePick].key,
     axisLabel: {
      interval: 0,
      rotate: -30
     }
    },
    series: [{
     name: that.origin.title,
     type: 'bar',
     data: that.origin[that.type][that.pagePick].val,
     barMaxWidth: '30',
     markLine: {
      data: [
       {type: 'average', name: '平均值'}
      ]
     }
    }]
   }
   return obj;
  },
  type () {
   if (this.typePick == '数值') {
    return 'numeric';
   } else if (this.typePick == '百分比') {
    return 'percent';
   } else {
    return 'numeric';
   }
  }
 },
 methods: {
  setEchart () {
   let dom = this.$refs.mychart;
   this.myChart = echarts.init(dom);
   this.myChart.setOption(this.opt);
  },
  chartChange () {
   this.myChart.setOption(this.opt);
   if (this.typePick == '百分比') {
    this.myChart.setOption(this.percent);
   }
   if (this.typePick == '数值') {
    this.myChart.setOption(this.numeric);
   }
  }
 }
}
</script>

import echarts from 'echarts/lib/echarts';
import 'echarts/lib/chart/map';
import 'echarts/map/js/china.js';

<template>
 <div class="focus-echarts-wrap">
  <keep-alive>
   <component :is="currentView" :index="focusType"></component>
  </keep-alive>
 </div>
</template>