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<!DOCTYPE html> | |
<html lang="en"> | |
<head> | |
<title>Traffic Overlay Options - Azure Maps Web SDK Samples</title> | |
<meta charset="utf-8" /> | |
<link rel="shortcut icon" href="/favicon.ico"/> | |
<meta http-equiv="x-ua-compatible" content="IE=Edge" /> | |
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no" /> | |
<meta name="description" content="This sample shows how the different Traffic Options change how the traffic overlay is rendered on the map." /> | |
<meta name="keywords" content="Microsoft maps, map, gis, API, SDK, traffic, layer, flow, incidents" /> | |
<meta name="author" content="Microsoft Azure Maps" /> | |
<!-- Add references to the Azure Maps Map control JavaScript and CSS files. --> | |
<link rel="stylesheet" href="https://atlas.microsoft.com/sdk/javascript/mapcontrol/2/atlas.min.css" type="text/css" /> | |
<script src="https://atlas.microsoft.com/sdk/javascript/mapcontrol/2/atlas.min.js"></script> | |
<script type='text/javascript'> | |
var map; | |
function GetMap() { | |
//Point the Azure Maps domain to the US Azure Gov Cloud domain. | |
atlas.setDomain('atlas.azure.us'); | |
//Initialize a map instance. | |
map = new atlas.Map('myMap', { | |
center: [-122.33, 47.6], | |
zoom: 12, | |
view: 'Auto', | |
//Add authentication details for connecting to Azure Maps. | |
authOptions: { | |
//Use Azure Active Directory authentication. | |
authType: 'anonymous', | |
clientId: 'c9f2f391-13f1-407b-a4a5-f0a241bacfbf', //Your Azure Active Directory client id for accessing your Azure Maps account. | |
getToken: function (resolve, reject, map) { | |
//URL to your authentication service that retrieves an Azure Active Directory Token. | |
var tokenServiceUrl = 'https://azuremapscodesamples.azurewebsites.us/Common/TokenService.ashx'; | |
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>' | |
} | |
}); | |
//Wait until the map resources have fully loaded are ready, then load the traffic overlay. | |
map.events.add('ready', function () { | |
//Create a style control and add it to the map. | |
map.controls.add(new atlas.control.StyleControl(), { | |
position: 'top-right' | |
}); | |
UpdateTrafficOverlay(); | |
}); | |
} | |
function UpdateTrafficOverlay() { | |
//Retrieve the options from the input fields. | |
var incidentOption = document.getElementById('incidentOption').checked; | |
var elm = document.getElementById('flowOptions'); | |
var selectedFlowOption = elm.options[elm.selectedIndex].value; | |
//Set the trafficv overlay options. | |
map.setTraffic({ | |
incidents: incidentOption, | |
flow: selectedFlowOption | |
}); | |
} | |
</script> | |
</head> | |
<body onload="GetMap()"> | |
<div id="myMap" style="position:relative;width:100%;min-width:290px;height:600px;"></div> | |
<div style="background-color:white;padding:10px;position:absolute;top:0;left:0;"> | |
Incidents: <input id="incidentOption" type="checkbox" checked="checked" onclick="UpdateTrafficOverlay()" /> | |
Flow: | |
<select id="flowOptions" onchange="UpdateTrafficOverlay()"> | |
<option value="none">none</option> | |
<option value="relative" selected="selected">relative</option> | |
<option value="absolute">absolute</option> | |
<option value="relative-delay">relative-delay</option> | |
</select> | |
</div> | |
<fieldset style="width:calc(100% - 30px);min-width:290px;margin-top:10px;"> | |
<legend><h1 style="font-size:16px">Traffic Overlay Options</h1></legend> | |
This sample shows how the different | |
<a href="https://docs.microsoft.com/en-us/javascript/api/location-based-services-javascript/trafficoptions?view=azure-iot-typescript-latest" target="_blank">TrafficOptions</a> | |
change how the traffic overlay is rendered on the map. | |
<br /><br /> | |
Flow: | |
<ul> | |
<li>"none" - is to display no traffic flow data.</li> | |
<li>"relative" - is the speed of the road relative to free-flow.</li> | |
<li>"absolute" - is the absolute speed of the road.</li> | |
<li>"relative-delay" - displays relative speed only where they differ from free-flow; false to stop displaying the traffic flow.</li> | |
</ul> | |
</fieldset> | |
</body> | |
</html> |