cesium.FlowEcharts:在cesium上叠加echarts

铯流图 将图表作为图层添加到 为了使用此插件，请在页面上包含echartsjs，铯和FlowEcharts.js并按以下方式使用它： 演示 进口 < script type =" text/javascript " src =" ./lib/Cesium/Cesium.js " > </ script > < script type =" text/javascript " src =" ./lib/echarts-all-4.js " > </ script > < script type =" text/javascript " src =" ../dist/FlowEcharts.js " > </ script > < link rel =" stylesheet " href =" ./lib/Cesium/Widgets/widgets.css " > 用法 设置图表属性co