Sample code for implementing radar chart with vue+antv

<template>
  <div ref="container" />
</template>
 
<script>
import DataSet from '@antv/data-set'
import { Chart } from '@antv/g2'
export default {
// Create a radar chart mounted() {
    this.constradar()
  },
  methods: {
    constradar() {
      const data = [
        { item: 'Work efficiency', a: 70, b: 30 },
        { item: 'Attendance', a: 60, b: 70 },
        { item: 'Positiveness', a: 50, b: 60 },
        { item: 'Helping a colleague', a: 40, b: 50 },
        { item: 'Self-directed learning', a: 60, b: 70 },
        { item: 'Accuracy', a: 70, b: 50 }
      ]
      const { DataView } = DataSet
      const dv = new DataView().source(data)
      dv.transform({
        type: 'fold',
        fields: ['a', 'b'], // Expand field set key: 'user', // key field value: 'score' // value field })
 
      const chart = new Chart({
        container: this.$refs.container,
        autoFit: true,
        height: 500
      })
      chart.data(dv.rows)
      chart.scale('score', {
        min: 0,
        max: 80
      })
      chart.coordinate('polar', {
        radius: 0.8
      })
      chart.tooltip({
        shared: true,
        showCrosshairs: true,
        crosshairs:
          line: {
            style: {
              lineDash: [4, 4],
              stroke: '#333'
            }
          }
        }
      })
      chart.axis('item', {
        line: null,
        tickLine: null,
        grid: {
          line: {
            style: {
              lineDash: null
            }
          }
        }
      })
      chart.axis('score', {
        line: null,
        tickLine: null,
        grid: {
          line: {
            type: 'line',
            style: {
              lineDash: null
            }
          }
        }
      })
 
      chart.line().position('item*score').color('user').size(2)
      chart
        .point()
        .position('item*score')
        .color('user')
        .shape('circle')
        .size(4)
        .style({
          stroke: '#fff',
          lineWidth: 1,
          fillOpacity: 1
        })
      chart.area().position('item*score').color('user')
      chart.render()
 
//Modify data const newData = [
        { item: 'Work efficiency', a: 20, b: 30 },
        { item: 'Attendance', a: 30, b: 70 },
        { item: 'Positiveness', a: 10, b: 60 },
        { item: 'Helping a colleague', a: 40, b: 50 },
        { item: 'Self-directed learning', a: 60, b: 70 },
        { item: 'Accuracy', a: 20, b: 50 }
      ]
      // Update immediately setTimeout(() => {
        // Start processing data const dv = new DataView().source(newData)
        dv.transform({
          type: 'fold',
          fields: ['a', 'b'], // Expand field set key: 'user', // key field value: 'score' // value field })
        // Processing is finished // Use the processed data to update the icon chart.changeData(dv.rows)
      }, 3000)
    }
  }
}
</script>
 
<style></style>