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malwoodsantoro/index.html

Last active March 4, 2022 04:24
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Display a bézier curve using Turf.js
Raw
index.html
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Display a map on a webpage</title>
<meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no">
<link href="https://api.mapbox.com/mapbox-gl-js/v2.7.0/mapbox-gl.css" rel="stylesheet">
<script src="https://api.mapbox.com/mapbox-gl-js/v2.7.0/mapbox-gl.js"></script>
<script src='https://unpkg.com/@turf/turf@6.3.0/turf.min.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>
mapboxgl.accessToken = 'pk.eyJ1IjoibWFsLXdvb2QiLCJhIjoiY2oyZ2t2em50MDAyMzJ3cnltMDFhb2NzdiJ9.X-D4Wvo5E5QxeP7K_I3O8w';
var map = new mapboxgl.Map({
container: 'map', // container id
style: 'mapbox://styles/mapbox/streets-v11', // style URL
center: [-0.73821, 17.35132], // starting position [lng, lat]
zoom: 0 // starting zoom
});
var line = turf.lineString([
[-89.296875, 38.54816],
[3.1640625,
60.930432202923335],
[95.2734375, 35.17380]
]);
var curved = turf.bezierSpline(line, {sharpness: 1});
console.log(curved)
map.on('load', function () {
map.addSource('route', {
'type': 'geojson',
'data': curved
});
map.addLayer({
'id': 'route',
'type': 'line',
'source': 'route',
'layout': {
'line-join': 'round',
'line-cap': 'round'
},
'paint': {
'line-color': '#888',
'line-width': 4
}
});
});
</script>
</body>
</html>
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