Echarts光圈有光晕,文字在指示线的上方

2023-10-19 21:40

本文主要是介绍Echarts光圈有光晕,文字在指示线的上方,希望对大家解决编程问题提供一定的参考价值,需要的开发者们随着小编来一起学习吧!

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效果图:

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在这里插入图片描述

代码:

注意:光圈发光有光晕,文字在指示线的上方

  let _that = thisvar chartDom = document.getElementById('course')var myChart = echarts.init(chartDom)var optionvar img ="data:image/png;base64,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"let arrD = []for (const key in _that.numX) {if (Object.hasOwnProperty.call(_that.numX, key)) {const element = _that.numX[key]arrD.push({name: key,value: element,})}}let xname = []this.echartsList.forEach(r=>{xname.push(r.name)})var trafficWay = this.echartsList || arrDvar data = []var color = ["#00ffff","#00cfff","#006ced","#ffe000","#ffa800","#ff5b00","#ff3000",]for (var i = 0; i < trafficWay.length; i++) {data.push({value: trafficWay[i].value,name: trafficWay[i].name,itemStyle: {normal: {borderWidth: 5,shadowBlur: 20,borderColor: color[i],shadowColor: color[i],},},},{value: 2,name: "",itemStyle: {normal: {label: {show: false,},labelLine: {show: false,},color: "rgba(0, 0, 0, 0)",borderColor: "rgba(0, 0, 0, 0)",borderWidth: 0,},},})}// console.log(data)var seriesOption = [{type: "pie",// clockWise: false,radius: [105, 109],// hoverAnimation: false,label:{color: "#ddd",alignTo: 'edge',edgeDistance: 10,minMargin: 5,lineHeight: 25,formatter: function (params) {if (params.name !== "") {return (params.name +":" + params.value + '\n')} else {return ""}},padding:[0,10]},labelLine: {length: 25,length2: 0,maxSurfaceAngle: 80},itemStyle: {borderColor: '#fff',borderWidth: 1},labelLayout: (params) => {const isLeft = params.labelRect.x < myChart.getWidth() / 2;const points = params.labelLinePoints;// Update the end point.points[2][0] = isLeft? params.labelRect.x: params.labelRect.x + params.labelRect.width;return {labelLinePoints: points};},data: data,},]option = {backgroundColor: "rgba(255,255,255,0)",color: color,title: [{text: this.title,top: "50%",textAlign: "center",left: "49%",textStyle: {color: "#fff",fontSize: 22,fontWeight: "400",},},{text: this.allCount,top: "40%",textAlign: "center",left: "49%",textStyle: {color: "#1FD6F0",fontSize: 22,fontWeight: "400",},}],graphic: {elements: [{type: "image",z: 3,style: {image: img,width: 178,height: 178,},left: "center",top: "center",position: [100, 100],},],},tooltip: {show: false,},legend: {show: false,icon: "circle",orient: "horizontal",// x: 'left',data: xname,right: 10,bottom: 0,align: "right",textStyle: {color: "#fff",},itemGap: 10,},toolbox: {show: false,},series: seriesOption,}option && myChart.setOption(option)

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