Skip to content

Fit a map to a bounding box

Fit the map to a specific area, regardless of the pixel size of the map.

<!DOCTYPE html>
<html lang="en">
<head>
    <title>Fit a map to a bounding box</title>
    <meta property="og:description" content="Fit the map to a specific area, regardless of the pixel size of the 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>
    <style>
    #fit {
        display: block;
        position: absolute;
        top: 20px;
        left: 50%;
        transform: translate(-50%);
        width: 50%;
        height: 40px;
        padding: 10px;
        border: none;
        border-radius: 3px;
        font-size: 12px;
        text-align: center;
        color: #fff;
        background: #ee8a65;
    }
</style>
<div id="map"></div>
<br />
<button id="fit">Fit to Bounds</button>
<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: 9
    });

    document.getElementById('fit').addEventListener('click', function () {
        map.fitBounds([[105.682666,21.106474],[105.992901,20.948166]]);
    });
</script>

</body>
</html>