Esri Leaflet

Switching basemaps

Switching between all available basemaps packaged with Esri Leaflet.

<html>
<head>
  <meta charset=utf-8 />
  <title>Switching basemaps</title>
  <meta name='viewport' content='initial-scale=1,maximum-scale=1,user-scalable=no' />

  <!-- Load Leaflet from CDN-->
  <link rel="stylesheet" href="//cdn.jsdelivr.net/leaflet/0.7.3/leaflet.css" />
  <script src="//cdn.jsdelivr.net/leaflet/0.7.3/leaflet.js"></script>

  <!-- Load Esri Leaflet from CDN -->
  <script src="//cdn.jsdelivr.net/leaflet.esri/1.0.3/esri-leaflet.js"></script>

  <style>
    body { margin:0; padding:0; }
    #map { position: absolute; top:0; bottom:0; right:0; left:0; }
  </style>
</head>
<body>

<style>
  #basemaps-wrapper {
    position: absolute;
    top: 10px;
    right: 10px;
    z-index: 10;
    background: white;
    padding: 10px;
  }
  #basemaps {
    margin-bottom: 5px;
  }
</style>

<div id="map"></div>

<div id="basemaps-wrapper" class="leaflet-bar">
  <select name="basemaps" id="basemaps">
    <option value="Topographic">Topographic<options>
    <option value="Streets">Streets</option>
    <option value="NationalGeographic">National Geographic<options>
    <option value="Oceans">Oceans<options>
    <option value="Gray">Gray<options>
    <option value="DarkGray">Dark Gray<options>
    <option value="Imagery">Imagery<options>
    <option value="ShadedRelief">Shaded Relief<options>
  </select>
</div>

<script>
  var map = L.map('map').setView([-33.87, 150.77], 10);
  var layer = L.esri.basemapLayer('Topographic').addTo(map);
  var layerLabels;

  function setBasemap(basemap) {
    if (layer) {
      map.removeLayer(layer);
    }
    layer = L.esri.basemapLayer(basemap);
    map.addLayer(layer);
    if (layerLabels) {
      map.removeLayer(layerLabels);
    }

    if (basemap === 'ShadedRelief' || basemap === 'Oceans' || basemap === 'Gray' || basemap === 'DarkGray' || basemap === 'Imagery' || basemap === 'Terrain') {

      layerLabels = L.esri.basemapLayer(basemap + 'Labels');
      map.addLayer(layerLabels);
    }
  }

  var basemaps = document.getElementById('basemaps');

  basemaps.addEventListener('change', function(){
    setBasemap(basemaps.value);
  });
</script>

</body>
</html>