Esri Leaflet Heatmap Feature Layer
A plugin for Esri Leaflet that enables visualization of Feature Services as heatmaps built on top of the L.heat Leaflet Plugin.
Demos
A live demo can be found on the Esri Leaflet website.
Example
Here is a quick example to get you started.
<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' />
<link rel="stylesheet" href="http://cdn.leafletjs.com/leaflet-1.0.0-b1/leaflet.css" />
<script src="http://cdn.leafletjs.com/leaflet-1.0.0-b1/leaflet.js"></script>
<script src="https://rawgit.com/Leaflet/Leaflet.heat/gh-pages/dist/leaflet-heat.js"></script>
<script src="http://cdn.jsdelivr.net/leaflet.esri/2.0.0-beta.5/esri-leaflet.js"></script>
<script src="//cdn.jsdelivr.net/leaflet.esri.heatmap-feature-layer/2.0.0-beta.1/esri-leaflet-heatmap-feature-layer.js"></script>
<style>
body {margin:0;padding:0;}
#map {position: absolute;top:0;bottom:0;right:0;left:0;}
</style>
</head>
<body>
<div id="map"></div>
<script>
var map = L.map('map').setView([ 40.706, -73.926], 14);
L.esri.basemapLayer('Gray').addTo(map);
L.esri.Heat.heatmapFeatureLayer({
url: 'http://services.arcgis.com/rOo16HdIMeOBI4Mb/ArcGIS/rest/services/Graffiti_Reports/FeatureServer/0',
radius: 12
}).addTo(map);
</script>
</body>
</html>
Documentation & Examples
A full API Reference and plenty of sample code can be found at the Esri Leaflet website.
Development Roadmap
If you are interested in contributing to Esri Leaflet or are interetsed in seeing what is coming up next checkout the development roadmap.
Development Instructions
Make Sure you have the Grunt CLI installed.
- Fork and clone this repo
cd
into the esri-leaflet
folder- Install the dependencies with
npm install
- run
grunt
from the command line. This will start watching the source files and running linting and testing commands. - Open
debug/sample.html
which will load up a development environment. - Make your changes and create a pull request
Dependencies
Resources
Issues
Find a bug or want to request a new feature? Please let us know by submitting an issue.
Please take a look at previous issues on Esri Leaflet and previous issues on Esri Leaflet Heatmap Feature Layerthat resolve common problems.
You can also post issues on the GIS Stackexchange an/or the Esri Leaflet place on GeoNet.
Contributing
Esri welcomes contributions from anyone and everyone. Please see our guidelines for contributing.
Licensing
Copyright 2013 Esri
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
A copy of the license is available in the repository's LICENSE file.
[](Esri Tags: ArcGIS Web Mapping Leaflet Heatmap)
[](Esri Language: JavaScript)