dbsd_kczx/src/components/chart/Radar.vue

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2022-03-10 09:47:29 +08:00
<template>
<div ref="chartRef" :style="{ height, width }"></div>
</template>
<script lang="ts">
import {defineComponent, PropType, ref, Ref,reactive,watchEffect} from 'vue';
import {useECharts} from '/@/hooks/web/useECharts';
export default defineComponent({
name: "Radar",
props: {
chartData:{
type: Array,
default: () => ([]),
},
option:{
type: Object,
default: () => ({}),
},
width: {
type: String as PropType<string>,
default: '100%',
},
height: {
type: String as PropType<string>,
default: 'calc(100vh - 78px)',
},
},
setup(props) {
const chartRef = ref<HTMLDivElement | null>(null);
const {setOptions, echarts} = useECharts(chartRef as Ref<HTMLDivElement>);
const option = reactive({
title: {
text: '基础雷达图'
},
legend: {
data: ['文综', '理综']
},
radar: {
indicator: [
{ name: '历史', max: 100 },
{ name: '地理', max: 110 },
{ name: '生物', max: 120 },
{ name: '化学', max: 130 },
{ name: '物理', max: 140 },
{ name: '政治', max: 150 }
]
},
series: [
{
type: 'radar',
data: [
{
value: [82, 70, 60, 55, 90, 66],
name: '文综'
}
]
}
]
});
watchEffect(() => {
props.chartData && initCharts();
});
function initCharts(){
if(props.option){
Object.assign(option,props.option);
}
//图例类型
let typeArr = Array.from(new Set(props.chartData.map(item => (item.type))));
//雷达数据
let indicator = Array.from(new Set(props.chartData.map(item => {
let {name,max} = item
return {name,max}
})));
let data = [];
typeArr.forEach(type => {
let obj={name:type};
let chartArr = props.chartData.filter(item => type === item.type);
obj['value'] = chartArr.map(item => (item.value));
//data数据
data.push(obj);
})
option.radar.indicator = indicator;
option.series[0]['data'] = data;
setOptions(option);
}
return {chartRef};
}
});
</script>