Esri Leaflet

Points as a heatmap

Displaying point data as a heatmap using the L.heat plugin. More information about Feature Layers can be found in the L.esri.Layers.FeatureLayer documentation.

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

  <!-- Load Leaflet from CDN-->
  <link rel="stylesheet" href="http://cdn.leafletjs.com/leaflet-0.7.3/leaflet.css" />
  <script src="http://cdn.leafletjs.com/leaflet-0.7.3/leaflet.js"></script>

  <!-- Load Esri Leaflet from CDN -->
  <script src="http://cdn-geoweb.s3.amazonaws.com/esri-leaflet/1.0.0-rc.2/esri-leaflet.js"></script>

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

<!-- Include Leaflet.heat via rawgit.com, do not use in production -->
<script src="https://rawgit.com/Leaflet/Leaflet.heat/gh-pages/dist/leaflet-heat.js"></script>

<!-- Load Heatmap Feature Layer from CDN -->
<script src="http://cdn-geoweb.s3.amazonaws.com/esri-leaflet-heatmap-feature-layer/1.0.0-rc.1/esri-leaflet-heatmap-feature-layer.js"></script>

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

<script>
  var map = L.map('map').setView([ 40.706, -73.926], 14);

  L.esri.basemapLayer('Gray').addTo(map);
  L.esri.heatmapFeatureLayer('http://services.arcgis.com/rOo16HdIMeOBI4Mb/ArcGIS/rest/services/Graffiti_Reports/FeatureServer/0', {
    radius: 12
  }).addTo(map);
</script>

</body>
</html>

Edit this sample on GitHub

Esri Leaflet is a project from the Esri PDX R&D Center and the Esri Community