Echarts自定义样式实现3D柱状图-长方体-圆柱体，两种样式-编程知识

Echarts自定义样式实现3D柱状图-长方体-圆柱体，两种样式

- 效果图
- 代码
- series配置项目

效果图

长方体
在这里插入图片描述柱状体

代码

<!--此示例下载自 https://echarts.apache.org/examples/zh/editor.html?c=bar3d-dataset&gl=1
-->
<!DOCTYPE html>
<html lang="en" style="height: 100%">
<head><meta charset="utf-8"><title>3D柱状图-圆柱体</title>
</head>
<body style="height: 100%; margin: 0"><div id="main" style="height: 100%"></div><script type="text/javascript" src="https://cdn.staticfile.org/jquery/3.7.1/jquery.min.js"></script>
<!--
<script type="text/javascript" src="https://registry.npmmirror.com/echarts/5.4.3/files/dist/echarts.min.js"></script>
-->
<script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts@5.4.1/dist/echarts.min.js"></script><!--www.qipa250.com--><script type="text/javascript">// 当请求回数据后initData(['周一', '周二', '周三', '周四', '周五', '周六'], [100, 50, 70, 80, 60, 40])function initData(xData, yData) {var chartDom = document.getElementById('main');var bar = echarts.init(chartDom);let options = {// 直角坐标系内绘图网格,设置组件距离容器的距离grid: {left: 50,top: 50,right: 50,bottom: 50},// 设置鼠标移入的提示，默认显示tooltip: {},// 设置图例legend: {textStyle: {color: '#999'}},// 设置x轴xAxis: {data: [],// 显示x轴axisLine: {show: true},// 设置x轴的颜色和偏移量axisLabel: {color: '#999',rotate: 0},// 不显示x轴刻度axisTick: {show: false}},// 设置y轴yAxis: {// 显示y轴axisLine: {show: true},// 设置y轴的颜色axisLabel: {color: '#999',},// 不显示y轴刻度axisTick: {show: false},// 不显示分隔线splitLine: {show: false}},// 表示不同系列的列表series: []}// 设置顶部和底部的值let symbolData = [], newShadowHight = [];let heights = 0;yData.forEach(item => {symbolData.push(1)heights += item});newShadowHight = yData.map(item => heights);options.xAxis.data = xData;options.series = [// 底部{z: 2,type: 'pictorialBar',symbol: 'circle',symbolOffset: ['0%', '50%'],symbolSize: [30, 12],toolltip: {show: false},itemStyle: {color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{offset: 0, color: '#1f7eff'}, {offset: 1,color: '#64adff'}])},data: symbolData,},//内容区域{z: 1,type: 'bar',barWidth: 30,data: yData},//内容的顶部{z: 3,type: 'pictorialBar',symbol: 'circle',symbolPosition: 'end',symbolOffset: ['0%', '-50%'],symbolSize: [30, 12],toolltip: {show: false,},itemStyle: {color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{offset: 0, color: '#1f7eff'}, {offset: 1,color: '#64adff',}])},data: yData,},];// 设置配置项bar.setOption(options);window.addEventListener('resize', bar.resize);}</script>
</body>
</html>