Files
sgxt_web/src/views/home/echarts/pieEcharts.vue
2025-07-14 10:09:55 +08:00

119 lines
2.6 KiB
Vue

<template>
<div style="height:100%;width:100%" :id="echartsId"></div>
</template>
<script setup>
import * as echarts from "echarts";
import "echarts-gl";
import { ref, watch ,defineProps,nextTick } from "vue";
const props = defineProps({
echartsId:{
type:String,
default:'barId'
},
color:{
type:String,
default:'#0072ff'
},
data:{
type:Array,
default:[]
}
});
watch(()=>props.data,val=>{
nextTick(()=>{ handleDate(val) })
},{immediate:true,deep:true})
const handleDate = (val)=>{
let newArray = val.map(v=>{
let obj = {
value: v.value,
name: v.label,
}
if(v.color) obj.itemStyle = { color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [ { offset: 0, color: v.color[0] }, { offset: 1, color: v.color[1] } ])}
return obj
})
initChart(newArray)
}
const initChart = (data) => {
var myChart = echarts.init(document.getElementById(props.echartsId));
const option = {
backgroundColor: "transparent",
tooltip: {
trigger: "item",
formatter: "{a} <br/>{b}: {c} ({d}%)",
backgroundColor: "rgba(0,0,0,0.7)",
borderColor: "#0C2E5A",
textStyle: {
color: "#fff"
}
},
legend: {
top: "middle",
right: "5%",
orient: "vertical",
itemGap: 20,
textStyle: {
color: props.color,
fontSize: 14
},
itemWidth: 15,
itemHeight: 15,
icon: "roundRect",
formatter: function (name) {
const data = option.series[0].data;
const target = data.find((item) => item.label === name);
if (target) {
return `${name} ${target.value} ${( (target.value / 50) * 100 ).toFixed(0)}%`;
}
return name;
}
},
series: [
{
name: "",
type: "pie",
radius: ["40%", "75%"],
center: ["30%", "50%"],
startAngle: 90,
zlevel: 10,
itemStyle: {},
selectedMode: "single",
selectedOffset: 30,
animation: true,
animationType: "scale",
animationEasing: "elasticOut",
label: { show: false },
labelLine: { show: false },
data: data,
zlevel: 10,
emphasis: {
scale: true,
scaleSize: 10,
itemStyle: {
shadowBlur: 30,
shadowColor: "rgba(0,0,0,0.6)"
}
}
}
]
};
option && myChart.setOption(option);
// 监听窗口大小变化
window.addEventListener("resize", () => {
myChart.resize();
});
};
</script>
<style lang="scss" scoped>
.echartsBox {
width: 100%;
height: 100%;
}
</style>