WWSD #3: Getting started Mapbox-gl

Working with spatial data

Example #3

Getting started with Mapbox-gl

Adapted from the mapbox-gl example. Built with blockbuilder.org

<!DOCTYPE html>
<html>
<head>
    <meta charset='utf-8' />
    <title></title>
    <meta name='viewport' content='initial-scale=1,maximum-scale=1,user-scalable=no' />
    <script src="//d3js.org/d3.v3.min.js"></script>
    <script src='https://api.tiles.mapbox.com/mapbox-gl-js/v0.20.0/mapbox-gl.js'></script>
    <link href='https://api.tiles.mapbox.com/mapbox-gl-js/v0.20.0/mapbox-gl.css' rel='stylesheet' />
    <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.eyJ1IjoiZW5qYWxvdCIsImEiOiIzOTJmMjBiZmI2NGQ2ZjAzODhiMzhiOGI2MTI1YTk4YSJ9.sIOXXU3TPp5dLg_L3cUxhQ';
var map = new mapboxgl.Map({
    container: 'map',
    style: 'mapbox://styles/mapbox/streets-v9',
    center: [-0.1, 53],
    zoom: 5
});

map.on('load', function () {
  var url = "https://enjalot.github.io/wwsd/data/UK/counties.geojson"
  d3.json(url, function(err, counties) {

map.addSource('counties', {
      'type': 'geojson',
      'data': counties
    });

map.addLayer({
      'id': 'counties',
      'type': 'fill',
      'source': 'counties',
      'layout': {},
      'paint': {
        'fill-outline-color': '#111',
        'fill-color': '#088',
        'fill-opacity': 0.8
      }
    });
  })
});
</script>

</body>
</html>

https://d3js.org/d3.v3.min.js

https://api.tiles.mapbox.com/mapbox-gl-js/v0.20.0/mapbox-gl.js