Cesium-Examples/examples/cesiumEx/2.3.15、svg.html

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<!--********************************************************************
* by jiawanlong
*********************************************************************-->
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8" />
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<link rel="stylesheet" href="./../../libs/cesium/Cesium1.98/Widgets/widgets.css" />
<script type="text/javascript" src="./../../libs/cesium/Cesium1.98/Cesium.js"></script>
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<link rel="stylesheet" href="./plottingfont/plottingfont.css" />
<script src="./jquery-1.8.3.min.js"></script>
<script src="./dom-to-image.js"></script>
<style>
* {
margin: 0;
padding: 0;
}
html,
body {
width: 100%;
height: 100%;
}
#cesiumContainer {
width: 100%;
height: 100%;
}
</style>
</head>
<body style="
margin: 0;
overflow: hidden;
background: #fff;
width: 100%;
height: 100%;
position: absolute;
top: 0;
">
<div class="dddddd" style="width: 36px;">
<img src="./haha.svg" alt="SVG Image" width="36" height="36">
</div>
<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", {});
viewer.scene.debugShowFramesPerSecond = true;
function base64ToBlob(base64) {
var parts = base64.split(';base64,');
var contentType = parts[0].split(':')[1];
var raw = window.atob(parts[1]);
var rawLength = raw.length;
var uInt8Array = new Uint8Array(rawLength);
for (var i = 0; i < rawLength; ++i) {
uInt8Array[i] = raw.charCodeAt(i);
}
return new Blob([uInt8Array], { type: contentType });
}
domtoimage.toPng(document.getElementsByClassName("dddddd")[0]).then(res => {
var blob = base64ToBlob(res);
var url = URL.createObjectURL(blob);
var hello = viewer.entities.add({
position: Cesium.Cartesian3.fromDegrees(-75.166493, 39.9060534),
billboard: {
image: url,
scale: 1,
},
});
})
</script>
</body>
</html>