Animate map camera around a point | UNL Map JS Docs

Animate the map camera around a point.

Note

If you want to test this example, edit it in JSFiddle or CodePen and replace the "YOUR-OWN-API-KEY" and "YOUR-OWN-VPM-ID" placeholders with your actual api key and vpm id.

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>Animate map camera around a point</title>
<meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no" />
<script src="https://unpkg.com/unl-map-js@0.1.5/lib/unl-map-js.js"></script>
<link href="https://unpkg.com/unl-map-js@0.1.5/lib/unl-map-js.css" rel="stylesheet" />
<link
href="https://unpkg.com/maplibre-gl@2.1.9/dist/maplibre-gl.css"
rel="stylesheet"
/>
<style>
	body { margin: 0; padding: 0; }
	#map { position: absolute; top: 0; bottom: 0; width: 100%; }
</style>
</head>
<body>
<div id="map"></div>
<script>
var map = new UnlSdk.Map({
container: "map",
apiKey: "YOUR-OWN-API-KEY",
vpmId: "YOUR-OWN-VPM-ID",
center: [-87.62712, 41.89033],
zoom: 15.5,
pitch: 45,
});
 
function rotateCamera(timestamp) {
// clamp the rotation between 0 -360 degrees
// Divide timestamp by 100 to slow rotation to ~10 degrees / sec
map.rotateTo((timestamp / 100) % 360, { duration: 0 });
// Request the next frame of the animation.
requestAnimationFrame(rotateCamera);
}
 
map.on("load", function () {
// Start the animation.
rotateCamera(0);
 
// Add 3d buildings and remove label layers to enhance the map
var layers = map.getStyle().layers;
for (var i = 0; i < layers.length; i++) {
if (layers[i].type === "symbol" && layers[i].layout["text-field"]) {
// remove text labels
map.removeLayer(layers[i].id);
}
}
});
</script>
 
</body>
</html>