animate-images | Goong Documents

Use a series of image sources to create an animation.
Animate a series of images

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>Animate a series of images</title>
<meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no" />
<script src="https://cdn.jsdelivr.net/npm/@goongmaps/goong-js@1.0.9/dist/goong-js.js"></script>
<link href="https://cdn.jsdelivr.net/npm/@goongmaps/goong-js@1.0.9/dist/goong-js.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>
    goongjs.accessToken = 'wnicbAmnNkoMHNYUKWnlFHezV189FjmMwkNJ7hKW';
    var map = new goongjs.Map({
        container: 'map',
        style: 'https://tiles.goong.io/assets/goong_map_dark.json',
        maxZoom: 5.99,
        minZoom: 4,
        zoom: 5,
        center: [-75.789, 41.874]
    });

    var frameCount = 5;
    var currentImage = 0;

    function getPath() {
        return 'https://docs.goong.io/assets/radar' + currentImage + '.gif';
    }

    map.on('load', function () {
        map.addSource('radar', {
            type: 'image',
            url: getPath(),
            coordinates: [
                [-80.425, 46.437],
                [-71.516, 46.437],
                [-71.516, 37.936],
                [-80.425, 37.936]
            ]
        });
        map.addLayer({
            id: 'radar-layer',
            'type': 'raster',
            'source': 'radar',
            'paint': {
                'raster-fade-duration': 0
            }
        });

        setInterval(function () {
            currentImage = (currentImage + 1) % frameCount;
            map.getSource('radar').updateImage({ url: getPath() });
        }, 200);
    });
</script>
</body>
</html>