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demo-3.html
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demo-3.html
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<!DOCTYPE html>
<html>
<head>
<title>Demo 3: Hosted Feature Layer</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta charset="utf-8">
<!-- Load Leaflet code library - see updates at http://leafletjs.com/download.html -->
<link rel="stylesheet" href="https://unpkg.com/leaflet@1.7.1/dist/leaflet.css" />
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/normalize/8.0.1/normalize.min.css"
integrity="sha512-NhSC1YmyruXifcj/KFRWoC561YpHpc5Jtzgvbuzx5VozKpWvQ+4nXhPdFgmx8xqexRcpAglTj9sIBWINXa8x5w=="
crossorigin="anonymous" referrerpolicy="no-referrer" />
<link rel="stylesheet" href="https://unpkg.com/esri-leaflet-geocoder@3.1.1/dist/esri-leaflet-geocoder.css" crossorigin="" />
<!-- Position the map with Cascading Style Sheet (CSS) -->
<style>
body {
font-family: sans-serif;
margin: 0;
padding: 0;
}
#map {
position: absolute;
top: 0;
bottom: 0;
right: 0;
left: 0;
}
#query {
position: absolute;
top: 10px;
right: 10px;
z-index: 1000;
background: white;
padding: 1em;
}
#query select {
font-size: 16px;
}
</style>
</head>
<body>
<!-- Insert HTML division tag to layout the map -->
<div id="map"></div>
<div id="query" class="leaflet-bar">
<label>
Property subtype:
<select id="buildingType">
<option value="1=1">All</option>
<option value="subtype='Restaurant'">Restaurant</option>
<option value="subtype='Storefront'">Storefront</option>
</select>
</label>
</div>
<!-- Insert Javascript (.js) code to create the map -->
<script type="module">
import L from "leaflet";
import data from "url:./listings.csv";
import Papa from "papaparse";
import { vectorBasemapLayer } from "esri-leaflet-vector";
import { featureLayer } from "esri-leaflet";
// Set up initial map center and zoom level
const map = L.map('map', {
center: [33.804, -117.875], // EDIT latitude, longitude to re-center map
zoom: 14, // EDIT from 1 to 18 -- decrease to zoom out, increase to zoom in
});
const apiKey = "YOUR_API_KEY";
vectorBasemapLayer("ArcGIS:Community", {
apiKey
}).addTo(map);
// Fetch data from local CSV file
// Add a feature layer, display a popup
const listings = featureLayer({
url: "SERVICE_URL",
token: apiKey //If your layer is private
}).addTo(map);
listings.bindPopup((layer)=> {
const {rate, address, type, subtype, size} = layer.feature.properties;
const cost = rate === "Upon Request" ? "Upon Request" : `$${rate} / Sq Ft. / Year`;
return document.createRange().createContextualFragment(`
<div class="popup-content">
<h3>${address}</h3>
<b><i><em>${type}</em></i></b>: <i>${subtype}</i>
<dl>
<b><dt>Rate:</dt></b>
<dd>${cost}</dd>
<b><dt>Size:</dt></b>
<dd>${size} Sq Ft.</dd>
</div>
`);
});
// SQL query
const buildingSubtype = document.getElementById("buildingType");
buildingSubtype.addEventListener("change",()=>{
listings.setWhere(buildingSubtype.value);
});
// show the scale bar on the lower left corner
L.control.scale({ imperial: true, metric: true }).addTo(map);
listings.query().bounds(function (error, latlngbounds) {
map.fitBounds(L.latLngBounds(latlngbounds));
});
</script>
</body>
</html>