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Add a vector tile source

Add a vector source to a map.

<!DOCTYPE html>
<html lang="en">
<head>
    <title>Add a vector tile source</title>
    <meta property="og:description" content="Add a vector source to a map." />
    <meta charset='utf-8'>
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link rel="stylesheet" href="https://unpkg.com/[email protected]/dist/trackasia-gl.css" />
    <script src="https://unpkg.com/[email protected]/dist/trackasia-gl.js"></script>
    <style>
        body { margin: 0; padding: 0; }
        html, body, #map { height: 100%; }
    </style>
</head>
<body>
    <div id="map"></div>
<script>
    const map = new trackasiagl.Map({
        container: 'map',
        style: 'https://maps.track-asia.com/styles/v1/streets.json?key=public_key',
        center: {"lat":10.762622,"lng":106.660172},
        zoom: 12
    });

    map.on('load', () => {
        map.addSource('contours', {
            type: 'vector',
            url: 'https://maps.track-asia.com/tiles/v1/composite.json?key=public_key'
        });
        map.addLayer({
            'id': 'terrain-data',
            'type': 'line',
            'source': 'contours',
            'source-layer': 'contour',
            'layout': {
                'line-join': 'round',
                'line-cap': 'round'
            },
            'paint': {
                'line-color': '#ff69b4',
                'line-width': 1
            }
        });
    });
</script>

</body>
</html>