render-world-copies | Goong Documents

Toggle between rendering a single world and multiple copies of the world using setRenderWorldCopies. If true, multiple copies of the world will be rendered side by side beyond -180 and 180 degrees longitude.

Render world copies

Edit in JSFiddle Edit in CodePen


<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>Render world copies</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>

<style>
    #menu {
        position: absolute;
        background: #fff;
        padding: 10px;
        font-family: 'Open Sans', sans-serif;
    }
</style>

<div id="map"></div>
<div id="menu">
    <div>Set <code>renderWorldCopies</code> to:</div>
    <div>
        <input type="radio" id="true" name="rtoggle" value="true" checked />
        <label for="true">true</label>
    </div>
    <div>
        <input type="radio" id="false" name="rtoggle" value="false" />
        <label for="false">false</label>
    </div>
</div>

<script>
    goongjs.accessToken = 'wnicbAmnNkoMHNYUKWnlFHezV189FjmMwkNJ7hKW';
    var map = new goongjs.Map({
        container: 'map', // container id
        style: 'https://tiles.goong.io/assets/goong_map_web.json', // stylesheet location
        center: [179, 0], // starting position [lng, lat]
        zoom: 0.01 // starting zoom
    });

    var renderOptions = document.getElementById('menu');
    var inputs = renderOptions.getElementsByTagName('input');

    function switchRenderOption(option) {
        var status = option.target.id;
        map.setRenderWorldCopies(status === 'true');
    }

    for (var i = 0; i < inputs.length; i++) {
        inputs[i].onclick = switchRenderOption;
    }
</script>
</body>
</html>