esri-leaflet

<!DOCTYPE html>      <html class="not-ie">  <head> <meta charset="utf-8"> <title>Utilities | Esri Leaflet</title> <meta name="description" content="Esri Leaflet"> <meta name="viewport" content="width=device-width">   <link href='//fonts.googleapis.com/css?family=Vollkorn:400italic,700italic,400,700' rel='stylesheet' type='text/css'> <link rel="stylesheet" href="//brick.a.ssl.fastly.net/Source+Code+Pro:300"> <link href='//fonts.googleapis.com/css?family=Lato:400,700,400italic,700italic' rel='stylesheet' type='text/css'>  <link rel="stylesheet" href="../css/style.css">  <link rel="stylesheet" href="//cdn.jsdelivr.net/leaflet/0.7.7/leaflet.css" />  <script src="//cdn.jsdelivr.net/leaflet/0.7.7/leaflet.js"></script>  <script src="../../js/esri-leaflet-src.js"></script> <script src="//cdn.jsdelivr.net/jsdelivr-rum/latest/jsdelivr-rum.min.js"></script>  <script src="//localhost:35729/livereload.js"></script>  <script> (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){ (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o), m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m) })(window,document,'script','//www.google-analytics.com/analytics.js','ga'); ga('create', 'UA-44963317-3', 'auto'); ga('send', 'pageview'); </script>  </head> <body> <div class="page-content "> <div class="container"> <a class="site-nav" href="../" class="left logo">Esri Leaflet</a> <nav class="right"> <a class="site-nav" href="../examples/">Examples</a> <a class="site-nav" href="../api-reference/">API Reference</a> <a class="site-nav" href="../download/">Download</a> <a class="site-nav" href="https://github.com/Esri/esri-leaflet">View on GitHub</a> </nav> </div> <div id="background-map" class="background-map"></div> <div class="container white"> <aside class="sidebar"> <h5>L.esri.Layers</h5> <nav> <a href="../api-reference/layers/basemap-layer.html">BasemapLayer</a> <a href="../api-reference/layers/feature-layer.html">FeatureLayer</a> <a href="../api-reference/layers/tiled-map-layer.html">TiledMapLayer</a> <a href="../api-reference/layers/dynamic-map-layer.html">DynamicMapLayer</a> <a href="../api-reference/layers/image-map-layer.html">ImageMapLayer</a> <a href="../api-reference/layers/clustered-feature-layer.html">ClusteredFeatureLayer</a> <a href="../api-reference/layers/heatmap-feature-layer.html">HeatmapFeatureLayer</a> </nav> <h5>L.esri.Tasks</h5> <nav> <a href="../api-reference/tasks/query.html">Query</a> <a href="../api-reference/tasks/find.html">Find</a> <a href="../api-reference/tasks/identify-features.html">Identify Features</a> <a href="../api-reference/tasks/identify-image.html">Identify Image</a> <a href="../api-reference/tasks/task.html">Task</a> </nav> <h5>Misc.</h5> <nav> <a href="../api-reference/request.html">Request</a> <a href="../api-reference/util.html">Util</a> <a href="../api-reference/events.html">Events</a> </nav> <h5>Base Classes</h5> <nav> <a href="../api-reference/services/image-service.html">ImageService</a> <a href="../api-reference/services/feature-layer.html">FeatureLayerService</a> <a href="../api-reference/services/map-service.html">MapService</a> <a href="../api-reference/services/service.html">Service</a> </nav> </aside> <div class="main-content"> <h1 id="l-esri-util">L.esri.Util</h1> <p>Utility methods used internally by Esri Leaflet. These methods are useful for converting data between ArcGIS and Leaflet formats.</p> <table> <thead> <tr> <td>Method</td> <td>Returns</td> <td>Description</td> </tr> </thead> <tbody> <tr> <td><code>extentToBounds(<nobr class="param"><span><<a href="http://resources.arcgis.com/en/help/arcgis-rest-api/#/Geometry_Objects/02r3000000n1000000/">Extent</a>></span> <code>extent</code></nobr>)</code></td> <td><code><a href="http://leafletjs.com/reference.html#latlngbounds">LatLngBounds</a></code></td> <td>Converts ArcGIS Extent objects to Leaflet <a href="http://leafletjs.com/reference.html#latlngbounds">LatLngBounds</a> objects.</td> </tr> <tr> <td><code>boundsToExtent(<nobr class="param"><span><<a href="http://leafletjs.com/reference.html#latlngbounds">LatLngBounds</a>></span> <code>bounds</code></nobr>)</code></td> <td><code><a href="http://resources.arcgis.com/en/help/arcgis-rest-api/#/Geometry_Objects/02r3000000n1000000/">Extent</a></code></td> <td>Converts Leaflet <a href="http://leafletjs.com/reference.html#latlngbounds">LatLngBounds</a> objects to ArcGIS Extent objects.</td> </tr> <tr> <td><code>arcgisToGeojson(<nobr class="param"><span><<a href="http://resources.arcgis.com/en/help/arcgis-rest-api/#/Geometry_Objects/02r3000000n1000000/">ArcGIS Geometry</a>></span> <code>arcgis</code></nobr>)</code><br><code>arcgisToGeojson(<nobr class="param"><span><<a href="http://resources.arcgis.com/en/help/arcgis-rest-api/#/Feature_object/02r3000000n8000000/">ArcGIS Feature</a>></span> <code>arcgis</code></nobr>)</code></td> <td><code><a href="http://geojson.org/geojson-spec.html#geojson-objects">GeoJSON</a></code></td> <td>Converts <a href="http://resources.arcgis.com/en/help/arcgis-rest-api/#/Geometry_Objects/02r3000000n1000000/">ArcGIS Geometry Objects</a> or <a href="http://resources.arcgis.com/en/help/arcgis-rest-api/#/Feature_object/02r3000000n8000000/">ArcGIS Feature Objects</a> objects to <a href="http://geojson.org/geojson-spec.html#geojson-objects">GeoJSON</a>. If you pass a GeoJSON Feature or FeatureCollection you should also pass <code>idAttribute</code> to assign a property from the feature attributes to the ID of the GeoJSON Feature, <code>'OBJECTID'</code> or <code>'FID'</code> attributes by default.</td> </tr> <tr> <td>geojsonToArcGIS(<nobr class="param"><span><<a href="http://geojson.org/geojson-spec.html#geojson-objects">GeoJSON</a>></span> <code>geojson</code></nobr>, <nobr class="param"><span><String></span> <code>idAttribute</code></nobr>)</td> <td><code>Object</code></td> <td>Converts <a href="http://geojson.org/geojson-spec.html#geojson-objects">GeoJSON</a> objects to <a href="http://resources.arcgis.com/en/help/arcgis-rest-api/#/Geometry_Objects/02r3000000n1000000/">ArcGIS Geometry Objects</a> or <a href="http://resources.arcgis.com/en/help/arcgis-rest-api/#/Feature_object/02r3000000n8000000/">ArcGIS Feature Objects</a>. If you pass a GeoJSON Feature or FeatureCollection you should also pass <code>idAttribute</code> to assign a property in the output features to represent the features id, <code>'OBJECTID'</code> by default.</td> </tr> <tr> <td>responseToFeatureCollection(<nobr class="param"><span><Object></span> <code>response</code></nobr>, <nobr class="param"><span><String></span> <code>idAttribute</code></nobr>)</td> <td><code><a href="http://geojson.org/geojson-spec.html#feature-collection-objects">FeatureCollection</a></code></td> <td>Converts an API response (returned by identify, query or find API methods) to a <a href="http://geojson.org/geojson-spec.html#feature-collection-objects">GeoJSON FeatureCollection</a>. This is used internally by <code><a href="../api-reference/tasks/query.html">L.esri.Tasks.Query</a></code>, <code><a href="../api-reference/tasks/identify.html">L.esri.Tasks.Identify</a></code> and <code><a href="../api-reference/tasks/find.html">L.esri.Tasks.Find</a></code> to convert responses.</td> </tr> <tr> <td>cleanUrl(<nobr class="param"><span><String></span> <code>url</code></nobr>)</td> <td><code>String</code></td> <td>Used internally to ensure that URLs have no leading or trailing whitespace and have a leading slash.</td> </tr> </tbody> </table> <p><a href="http://github.com/esri/esri-leaflet/edit/master/site/source/pages/api-reference/util.md">Edit this page on GitHub</a></p> </div> <div style='clear:both;'></div> </div> <div class="container centered-text"> <p class="copyright">Esri Leaflet is a project from the <a href="http://pdx.esri.com">Esri PDX R&D Center</a> and the <a href="https://github.com/Esri/esri-leaflet/graphs/contributors">Esri Community</a></p> </div> </div> <script src="../js/script.js"></script> </body> </html>