Cesium-Examples/examples/cesiumEx/2.3.19、字体图标.html
2025-05-20 14:52:40 +08:00

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HTML

<!--********************************************************************
* 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>
<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: 72px;"><i class="plottingfont plottingfont-8"
style="font-size: 72px;color: red;"></i></div>
<div id="map" style="margin: 0 auto; width: 100%; height: 100%"></div>
<script type="text/javascript">
Cesium.Ion.defaultAccessToken =
"eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiJjM2EzNGJmNy02N2RmLTQ0MDMtYjI2MS1hZTJiMTIwZGYwMTYiLCJpZCI6MzA0MzEyLCJpYXQiOjE3NDc3MjM3MTV9.ePQNhuoVuDsi_z00lTm5W26wyW1Adcr1AWetGM6WSXI";
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>