重读vue电商网站44之使用 echarts

<template>
 <div>
 <!-- 面包屑导航区域 -->
 <el-breadcrumb separator="/">
 <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
 <el-breadcrumb-item>数据统计</el-breadcrumb-item>
 <el-breadcrumb-item>数据报表</el-breadcrumb-item>
 </el-breadcrumb>
 <!-- 卡片视图 -->
 <el-card>
 <!-- 2.为ECharts准备一个具备大小（宽高）的Dom -->
 <div id="main" style="width: 600px;height:400px;"></div>
 </el-card>
 </div>
 </template>
 <script>
 // 1.导入echarts
 import echarts from 'echarts'
 export default {
 data() {
 return {}
 },
 created() {},
 mounted() {
 // 3.基于准备好的dom，初始化echarts实例
 var myChart = echarts.init(document.getElementById('main'))
 // 4.准备数据和配置项
 var option = {
 title: {
 text: 'ECharts 入门示例'
 },
 tooltip: {},
 legend: {
 data: ['销量']
 },
 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]
 }
 ]
 }
 // 5.使用刚指定的配置项和数据显示图表。
 myChart.setOption(option)
 },
 computed: {},
 methods: {}
 }
 </script>
 <style lang="less" scoped>
 </style>

<template>
 <div>
 <!-- 面包屑导航区域 -->
 <el-breadcrumb separator="/">
 <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
 <el-breadcrumb-item>数据统计</el-breadcrumb-item>
 <el-breadcrumb-item>数据报表</el-breadcrumb-item>
 </el-breadcrumb>
 <!-- 卡片视图 -->
 <el-card>
 <!-- 2.为ECharts准备一个具备大小（宽高）的Dom -->
 <div id="main" style="width: 750px;height:400px;"></div>
 </el-card>
 </div>
 </template>
 <script>
 // 1.导入echarts
 import echarts from 'echarts'
 import _ from 'lodash'
 export default {
 data() {
 return {
 /* 需要合并的数据 */
 options: {
 title: {
 text: '用户来源'
 },
 tooltip: {
 trigger: 'axis',
 axisPointer: {
 type: 'cross',
 label: {
 backgroundColor: '#E9EEF3'
 }
 }
 },
 grid: {
 left: '3%',
 right: '4%',
 bottom: '3%',
 containLabel: true
 },
 xAxis: [
 {
 boundaryGap: false
 }
 ],
 yAxis: [
 {
 type: 'value'
 }
 ]
 }
 }
 },
 created() {},
 async mounted() {
 // 3.基于准备好的dom，初始化echarts实例
 var myChart = echarts.init(document.getElementById('main'))
 const { data: res } = await this.$http.get('reports/type/1')
 if (res.meta.status !== 200) {
 return this.$message.error('获取折线图数据失败！')
 }
 // 4.准备数据和配置项(res.data)
 const result = _.merge(res.data, this.options)
 // 5.使用刚指定的配置项和数据显示图表。
 myChart.setOption(result)
 },
 computed: {},
 methods: {}
 }
 </script>
 <style lang="less" scoped>
 </style>