Run a geoprocessing task
Run a geoprocessing task to find one and two minute drive time polygons using the Esri Leaflet GP plugin. For more explanation about service areas, visit the tutorial.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
<html>
<head>
<meta charset="utf-8" />
<title>Run a geoprocessing task</title>
<meta name="viewport" content="initial-scale=1, maximum-scale=1, user-scalable=no" />
<link rel="stylesheet" href="https://unpkg.com/leaflet@1.8.0/dist/leaflet.css" crossorigin="" />
<script src="https://unpkg.com/leaflet@1.8.0/dist/leaflet.js" crossorigin=""></script>
<!-- Load Esri Leaflet from CDN -->
<script src="https://unpkg.com/esri-leaflet@^3.0.8/dist/esri-leaflet.js"></script>
<!-- Load Esri Leaflet Vector from CDN -->
<script src="https://unpkg.com/esri-leaflet-vector@4.0.0/dist/esri-leaflet-vector.js" crossorigin=""></script>
<style>
html,
body,
#map {
padding: 0;
margin: 0;
height: 100%;
width: 100%;
font-family: Arial, Helvetica, sans-serif;
font-size: 14px;
color: #323232;
}
</style>
</head>
<body>
<!-- load the latest release from the cdn automatically -->
<script src="https://unpkg.com/esri-leaflet-gp"></script>
<style>
#info-pane {
position: absolute;
top: 10px;
right: 10px;
z-index: 1000;
padding: 1em;
background: white;
}
</style>
<div id="map"></div>
<div id="info-pane" class="leaflet-bar">
<label> Click on the map to calculate<br />1 and 2 minute drivetime polygons </label>
</div>
<script type="text/javascript">
const apiKey = "YOUR_API_KEY";
const map = L.map("map").setView([37.78, -122.42], 12);
L.esri.Vector.vectorBasemapLayer("ArcGIS:ModernAntique", {
apikey: apiKey
}).addTo(map);
const gpService = L.esri.GP.service({
url: "https://sampleserver1.arcgisonline.com/ArcGIS/rest/services/Network/ESRI_DriveTime_US/GPServer/CreateDriveTimePolygons",
useCors: false
});
const gpTask = gpService.createTask();
gpTask.setParam("Drive_Times", "1 2");
const driveTimes = L.featureGroup();
map.addLayer(driveTimes);
const infoPane = document.getElementById("info-pane");
map.on("click", function (evt) {
infoPane.innerHTML = "working...";
driveTimes.clearLayers();
gpTask.setParam("Input_Location", evt.latlng);
gpTask.run(driveTimeCallback);
});
function driveTimeCallback(error, response, raw) {
infoPane.innerHTML = "click on the map to calculate<br>1 and 2 minute drivetimes";
if (error) {
return;
}
driveTimes.addLayer(L.geoJSON(response.Output_Drive_Time_Polygons));
}
</script>
</body>
</html>