<template> <div :style="{ padding: '0 0 32px 32px' }"> <h4 :style="{ marginBottom: '20px' }">{{ title }}</h4> <v-chart :data="data" :height="height" :force-fit="true" :scale="scale" :onClick="handleClick"> <v-tooltip/> <v-axis/> <v-legend/> <v-bar position="x*y" color="type" :adjust="adjust"/> </v-chart> </div> </template> <script> import {DataSet} from '@antv/data-set' import {ChartEventMixins} from './mixins/ChartMixins' export default { name: 'BarMultid', mixins: [ChartEventMixins], props: { title: { type: String, default: '' }, dataSource: { type: Array, default: () => [ { type: 'Jeecg', 'Jan.': 18.9, 'Feb.': 28.8, 'Mar.': 39.3, 'Apr.': 81.4, 'May': 47, 'Jun.': 20.3, 'Jul.': 24, 'Aug.': 35.6 }, { type: 'Jeebt', 'Jan.': 12.4, 'Feb.': 23.2, 'Mar.': 34.5, 'Apr.': 99.7, 'May': 52.6, 'Jun.': 35.5, 'Jul.': 37.4, 'Aug.': 42.4 } ] }, fields: { type: Array, default: () => ['Jan.', 'Feb.', 'Mar.', 'Apr.', 'May', 'Jun.', 'Jul.', 'Aug.'] }, // 别名,需要的格式:[{field:'name',alias:'姓名'}, {field:'sex',alias:'性别'}] aliases: { type: Array, default: () => [] }, height: { type: Number, default: 254 } }, data() { return { adjust: [{ type: 'dodge', marginRatio: 1 / 32 }] } }, computed: { data() { const dv = new DataSet.View().source(this.dataSource) dv.transform({ type: 'fold', fields: this.fields, key: 'x', value: 'y' }) // bar 使用不了 - 和 / 所以替换下 let rows = dv.rows.map(row => { if (typeof row.x === 'string') { row.x = row.x.replace(/[-/]/g, '_') } return row }) // 替换别名 rows.forEach(row => { for (let item of this.aliases) { if (item.field === row.type) { row.type = item.alias break } } }) return rows }, scale() { return [ { type: 'cat', dataKey: 'x' } ] } } } </script> <style scoped> </style>