2025-03-11 08:25:45 +00:00
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<!--********************************************************************
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* by jiawanlong
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*********************************************************************-->
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8" />
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2025-03-19 03:00:22 +00:00
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<link rel="stylesheet" href="./../../libs/cesium/Cesium1.98/Widgets/widgets.css">
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<script type="text/javascript" src="./../../libs/cesium/Cesium1.98/Cesium.js"></script>
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2025-03-11 08:25:45 +00:00
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<script src="./wkt/terraformer.js"></script>
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<script src="./wkt/terraformer-wkt-parser.js"></script>
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</head>
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<body style="margin: 0; overflow: hidden; background: #fff; width: 100%; height: 100%; position: absolute; top: 0">
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<div id="map" style="margin: 0 auto; width: 100%; height: 100%"></div>
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<script type="text/javascript">
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2025-05-18 11:30:00 +00:00
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Cesium.Ion.defaultAccessToken = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiJjM2EzNGJmNy02N2RmLTQ0MDMtYjI2MS1hZTJiMTIwZGYwMTYiLCJpZCI6MzA0MzEyLCJpYXQiOjE3NDc3MjM3MTV9.ePQNhuoVuDsi_z00lTm5W26wyW1Adcr1AWetGM6WSXI'
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2025-03-11 08:25:45 +00:00
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const viewer = new Cesium.Viewer('map', {});
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// 开启帧率
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viewer.scene.debugShowFramesPerSecond = true;
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let wkts = "POLYGON((102.797302689433 36.5936423859273,105.519115206186 29.4789248520356,100.346180647351 29.9699202912212))";
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let geojson = {
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"type": "Polygon",
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"coordinates": [
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[[100.0, 0.0], [101.0, 0.0], [101.0, 1.0], [100.0, 1.0], [100.0, 0.0]],
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[[100.2, 0.2], [100.8, 0.2], [100.8, 0.8], [100.2, 0.8], [100.2, 0.2]]
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]
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}
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console.log("wkt转geojson", Terraformer.WKT.parse(wkts))
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console.log("geojson转wkt", Terraformer.WKT.convert(geojson))
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var promise = Cesium.GeoJsonDataSource.load(Terraformer.WKT.parse(wkts), {
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clampToGround: true,
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fill: Cesium.Color.PINK.withAlpha(0.6),
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});
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promise.then(function (dataSource) {
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viewer.dataSources.add(dataSource);
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});
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viewer.flyTo(promise);
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</script>
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</body>
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</html>
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