Cesium-Examples/examples/cesiumEx/2.3.11、entity操作.html
2025-03-19 11:00:22 +08:00

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<!--********************************************************************
* by jiawanlong
*********************************************************************-->
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8" />
<link rel="stylesheet" href="./../../libs/cesium/Cesium1.98/Widgets/widgets.css">
<script type="text/javascript" src="./../../libs/cesium/Cesium1.98/Cesium.js"></script>
</head>
<body style="margin: 0; overflow: hidden; background: #fff; width: 100%; height: 100%; position: absolute; top: 0">
<div id="map" style="margin: 0 auto; width: 100%; height: 100%"></div>
<script type="text/javascript">
Cesium.Ion.defaultAccessToken = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiI3ZjQ5ZGUzNC1jNWYwLTQ1ZTMtYmNjYS05YTY4ZTVmN2I2MDkiLCJpZCI6MTE3MTM4LCJpYXQiOjE2NzY0NDUyODB9.ZaNSBIfc1sGLhQd_xqhiSsc0yr8oS0wt1hAo9gbke6M'
const viewer = new Cesium.Viewer('map', {});
// 开启帧率
viewer.scene.debugShowFramesPerSecond = true;
// add、remove、removeById、removeAll
var hello = viewer.entities.add({
name: '贴地',
id: 'test',
position: Cesium.Cartesian3.fromDegrees(-75, 39),
label: {
text: '贴地',
font: '14pt monospace',
outlineWidth: 2,
verticalOrigin: Cesium.VerticalOrigin.TOP,
heightReference: Cesium.HeightReference.CLAMP_TO_GROUND,
disableDepthTestDistance: Number.POSITIVE_INFINITY,
showBackground: true,
backgroundColor: Cesium.Color.WHITE,
fillColor: Cesium.Color.RED
}
});
var entity1 = viewer.entities.getById('test');
// viewer.entities.remove(hello); //通过对象删除
// viewer.entities.remove(entity1); //通过id删除
// viewer.entities.removeById("test"); //通过id删除
// viewer.entities.removeAll(); //删除所有
</script>
</body>
</html>