-
Notifications
You must be signed in to change notification settings - Fork 437
/
Search for POIs along route.html
247 lines (201 loc) · 10.3 KB
/
Search for POIs along route.html
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
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
<!DOCTYPE html>
<html lang="en">
<head>
<title>Search for POIs along route - Azure Maps Web SDK Samples</title>
<meta charset="utf-8" />
<link rel="shortcut icon" href="/favicon.ico" />
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no" />
<meta name="description" content="This sample shows how to retrieve points of interest along a route." />
<meta name="keywords" content="Microsoft maps, map, gis, API, SDK, REST, service, points of interest, POI, directions, route, routing" />
<meta name="author" content="Microsoft Azure Maps" /><meta name="version" content="1.0" />
<meta name="screenshot" content="screenshot.jpg" />
<!-- Add references to the Azure Maps Map control JavaScript and CSS files. -->
<link href="https://atlas.microsoft.com/sdk/javascript/mapcontrol/3/atlas.min.css" rel="stylesheet" />
<script src="https://atlas.microsoft.com/sdk/javascript/mapcontrol/3/atlas.min.js"></script>
<!-- Add a reference to the Azure Maps Services Module JavaScript file. -->
<script src="https://atlas.microsoft.com/sdk/javascript/service/2/atlas-service.min.js"></script>
<script>
var map, searchURL, routeURL, points, datasource, routeLine;
var aborter = atlas.service.Aborter.timeout(3000);
function getMap() {
//Initialize a map instance.
map = new atlas.Map('myMap', {
center: [-122.25, 47.64],
zoom: 11,
view: 'Auto',
//Add authentication details for connecting to Azure Maps.
authOptions: {
//Use Microsoft Entra ID authentication.
authType: 'anonymous',
clientId: 'e6b6ab59-eb5d-4d25-aa57-581135b927f0', //Your Azure Maps client id for accessing your Azure Maps account.
getToken: function (resolve, reject, map) {
//URL to your authentication service that retrieves an Microsoft Entra ID Token.
var tokenServiceUrl = 'https://samples.azuremaps.com/api/GetAzureMapsToken';
fetch(tokenServiceUrl).then(r => r.text()).then(token => resolve(token));
}
//Alternatively, use an Azure Maps key. Get an Azure Maps key at https://azure.com/maps. NOTE: The primary key should be used as the key.
//authType: 'subscriptionKey',
//subscriptionKey: '[YOUR_AZURE_MAPS_KEY]'
}
});
//Use MapControlCredential to share authentication between a map control and the service module.
var pipeline = atlas.service.MapsURL.newPipeline(new atlas.service.MapControlCredential(map));
//Create an instance of the SearchURL client.
searchURL = new atlas.service.SearchURL(pipeline, atlas.getDomain());
//Create an instance of the RouteURL client.
routeURL = new atlas.service.RouteURL(pipeline, atlas.getDomain());
//Wait until the map resources are ready.
map.events.add('ready', function () {
//Create a data source and add it to the map.
datasource = new atlas.source.DataSource();
map.sources.add(datasource);
//Add a layer for rendering the POI data points.
var waypointLayer = new atlas.layer.BubbleLayer(datasource, null, {
createIndicators: true, // to enable bubble layer a11y feature
//color: ['get', 'color'],
filter: ['any', ['==', ['geometry-type'], 'Point'], ['==', ['geometry-type'], 'MultiPoint']] //Only render Point or MultiPoints in this layer.
});
map.layers.add([
//Add a layer for rendering line data.
new atlas.layer.LineLayer(datasource, null, {
strokeColor: 'rgb(0, 204, 153)',
strokeWidth: 5,
filter: ['any', ['==', ['geometry-type'], 'LineString'], ['==', ['geometry-type'], 'MultiLineString']] //Only render LineString or MultiLineString in this layer.
}),
waypointLayer
]);
//Add click events to the waypoint layer.
map.events.add('click', waypointLayer, featureClicked);
//Create a popup but leave it closed so we can update it and display it later.
popup = new atlas.Popup();
});
}
async function calculateRoute() {
datasource.clear();
var start = document.getElementById('startTbx').value;
var end = document.getElementById('endTbx').value;
if (start == '' || end == '') {
alert('Invalid waypoint point specified.');
return;
}
//Geocode the start waypoint.
var startLocation = await searchURL.searchAddress(aborter, start, {
limit: 1,
view: 'Auto'
});
if (!startLocation || startLocation.results.length === 0) {
alert('Unable to geocode start waypoint.');
return;
}
var startPoint = [startLocation.results[0].position.lon, startLocation.results[0].position.lat];
//Geocode the end waypoint.
var endLocation = await searchURL.searchAddress(aborter, end, {
limit: 1,
view: 'Auto'
});
if (!endLocation || endLocation.results.length === 0) {
alert('Unable to geocode end waypoint.');
return;
}
var endPoint = [endLocation.results[0].position.lon, endLocation.results[0].position.lat];
//Calculate route.
var routeResponse = await routeURL.calculateRouteDirections(aborter, [startPoint, endPoint], {
maxAlternatives: 0,
instructionsType: 'text',
traffic: true
});
if (!routeResponse || routeResponse.routes.length === 0) {
alert('Unable to calculate route.');
return;
}
var route = routeResponse.routes[0];
var routeCoordinates = [];
for (var legIndex = 0; legIndex < route.legs.length; legIndex++) {
var leg = route.legs[legIndex];
//Convert the route point data into a format that the map control understands.
var legCoordinates = leg.points.map(function (point) {
return [point.longitude, point.latitude];
});
//Combine the route point data for each route leg together to form a single path.
routeCoordinates = routeCoordinates.concat(legCoordinates);
}
//Create a line from the route path points and add it to the data source.
routeLine = new atlas.data.LineString(routeCoordinates);
//Display the route line on the map.
datasource.add(routeLine);
//Have the map focus on the route.
map.setCamera({
bounds: atlas.data.BoundingBox.fromData(routeLine),
padding: 40
});
//Get search query options.
var query = document.getElementById('queryTbx').value;
var maxDetourTime = parseInt(document.getElementById('maxDetourTimeSlider').value);
//Search for POIs along route.
var poiResponse = await searchURL.searchAlongRoute(aborter, query, maxDetourTime, {
route: routeLine
}, {
limit: 20
});
//Render the waypoints on the map.
datasource.add(poiResponse.geojson.getFeatures());
}
function featureClicked(e) {
//Make sure the event occurred on a shape feature.
if (e.shapes && e.shapes.length > 0) {
//Get the properties of the feature.
var properties = e.shapes[0].getProperties();
//Set the content and position of the popup.
popup.setOptions({
//Update the content of the popup.
content: atlas.PopupTemplate.applyTemplate(properties, {
//Since there is a lot of content, and we trust the content, don't sandbox it. Sandboxing limits the amount of data that can be rendered in the popup.
sandboxContent: false
}),
//Update the position of the popup with the pins coordinate.
position: e.shapes[0].getCoordinates()
});
//Open the popup.
popup.open(map);
}
}
</script>
</head>
<body onload="getMap()">
<div id="myMap" style="position:relative;width:100%;min-width:290px;height:600px;"></div>
<div style="position:absolute;top:15px;left:15px;background-color:white;padding:10px;border-radius:10px;">
<table>
<tr>
<td>Start: </td>
<td><input type="text" id="startTbx" value="Seattle" /></td>
</tr>
<tr>
<td>End: </td>
<td><input type="text" id="endTbx" value="Redmond" /></td>
</tr>
<tr><td colspan="2"><b>Search options</b></td></tr>
<tr>
<td>Query:</td>
<td><input type="text" id="queryTbx" value="pizza"/></td>
</tr>
<tr>
<td>Max detour time (seconds)</td>
<td>
<form oninput="mdt.value=maxDetourTimeSlider.value">
<input type="range" id="maxDetourTimeSlider" value="300" min="0" max="3600" step="60"/>
<output name="mdt" for="maxDetourTimeSlider">300</output>
</form>
</td>
</tr>
<tr>
<td></td>
<td><input type="button" value="Calculate Route" onclick="calculateRoute()" /></td>
</tr>
</table>
</div>
<fieldset style="width:calc(100% - 30px);min-width:290px;margin-top:10px;">
<legend>Search for POIs along route</legend>
This sample shows how to retrieve points of interest along a route.
</fieldset>
</body>
</html>