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Animate a series of images

Use a series of image sources to create an animation.

<!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">
<link href="https://api.mapbox.com/mapbox-gl-js/v3.7.0/mapbox-gl.css" rel="stylesheet">
<script src="https://api.mapbox.com/mapbox-gl-js/v3.7.0/mapbox-gl.js"></script>
<style>
body { margin: 0; padding: 0; }
#map { position: absolute; top: 0; bottom: 0; width: 100%; }
</style>
</head>
<body>
<div id="map"></div>
<script>
// TO MAKE THE MAP APPEAR YOU MUST
// ADD YOUR ACCESS TOKEN FROM
// https://account.mapbox.com
mapboxgl.accessToken = 'YOUR_MAPBOX_ACCESS_TOKEN';
const map = new mapboxgl.Map({
container: 'map',
// Choose from Mapbox's core styles, or make your own style with Mapbox Studio
style: 'mapbox://styles/mapbox/dark-v11',
maxZoom: 5.99,
minZoom: 4,
zoom: 5,
center: [-75, 44]
});

const frameCount = 5;
let currentImage = 0;

function getPath() {
return `https://docs.mapbox.com/mapbox-gl-js/assets/radar${currentImage}.gif`;
}

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

</body>
</html>
このexampleは役に立ちましたか?