Simple REST Directions.html

<!DOCTYPE html>
<html lang="en">
<head>
    <title>Simple REST Directions (Route) - 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 to calculate simple directions between two points using the Azure Maps REST Route API and render it on a map." />
    <meta name="keywords" content="Microsoft maps, map, gis, API, SDK, REST, service, directions, route, routing" />
    <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, datasource;

        var restRoutingRequestUrl = 'https://{azMapsDomain}/route/directions/json?api-version=1&query={query}&routeRepresentation=polyline&travelMode=car&view=Auto';

        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 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 route line and have it render under the map labels.
                map.layers.add(new atlas.layer.LineLayer(datasource, null, {
                    strokeColor: '#2272B9',
                    strokeWidth: 5,
                    lineJoin: 'round',
                    lineCap: 'round'
                }), 'labels');

                //Add a layer for rendering point data.
                map.layers.add(new atlas.layer.SymbolLayer(datasource, null, {
                    iconOptions: {
                        image: ['get', 'iconImage'],
                        allowOverlap: true,
                        ignorePlacement: true
                    },
                    textOptions: {
                        textField: ['get', 'title'],
                        offset: [0, 1]
                    },
                    filter: ['any', ['==', ['geometry-type'], 'Point'], ['==', ['geometry-type'], 'MultiPoint']] //Only render Point or MultiPoints in this layer.
                }));

                /* Create the GeoJSON objects which represent the start and end point of the route */
                var startPosition = [-122.33028, 47.60323];
                var startPoint = new atlas.data.Feature(new atlas.data.Point(startPosition), {
                    title: 'Seattle',
                    iconImage: 'pin-blue'
                });

                var endPosition = [-122.124, 47.67491];
                var endPoint = new atlas.data.Feature(new atlas.data.Point(endPosition), {
                    title: 'Redmond',
                    iconImage: 'pin-red'
                });

                //Add the data to the data source.
                datasource.add([startPoint, endPoint]);

                //Fit the map window to the bounding box defined by the start and end positions.
                map.setCamera({
                    bounds: atlas.data.BoundingBox.fromPositions([startPosition, endPosition]),
                    padding: 50
                });

                //Create the route request with the query being the start and end point in the format 'startLongitude,startLatitude:endLongitude,endLatitude'.
                var requestUrl = restRoutingRequestUrl.replace('{query}', `${startPosition[1]},${startPosition[0]}:${endPosition[1]},${endPosition[0]}`);

                //Process the request and render the route result on the map.
                processRequest(requestUrl).then(response => {
                    var route = response.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.
                    var routeLine = new atlas.data.LineString(routeCoordinates);
                    datasource.add(routeLine);
                });
            });
        }

        function processRequest(url) {
            //This is a reusable function that sets the Azure Maps platform domain, sings the request, and makes use of any transformRequest set on the map.
            return new Promise((resolve, reject) => {
                //Replace the domain placeholder to ensure the same Azure Maps cloud is used throughout the app.
                url = url.replace('{azMapsDomain}', atlas.getDomain());

                //Get the authentication details from the map for use in the request.
                var requestParams = map.authentication.signRequest({ url: url });

                //Transform the request.
                var transform = map.getServiceOptions().tranformRequest;
                if (transform) {
                    requestParams = transform(url);
                }

                fetch(requestParams.url, {
                    method: 'GET',
                    mode: 'cors',
                    headers: new Headers(requestParams.headers)
                })
                    .then(r => r.json(), e => reject(e))
                    .then(r => {
                        resolve(r);
                    }, e => reject(e));
            });
        }
    </script>
</head>
<body onload="GetMap()">
    <div id="myMap" style="position:relative;width:100%;min-width:290px;height:600px;"></div>

    <fieldset style="width:calc(100% - 30px);min-width:290px;margin-top:10px;">
        <legend><h1 style="font-size:16px">Simple REST Directions (Route)</h1></legend>
        This sample shows how to calculate simple directions between two points using the Azure Maps REST Route API and render it on a map.
    </fieldset>
</body>
</html>
	<!DOCTYPE html>
	<html lang="en">
	<head>
	<title>Simple REST Directions (Route) - 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 to calculate simple directions between two points using the Azure Maps REST Route API and render it on a map." />
	<meta name="keywords" content="Microsoft maps, map, gis, API, SDK, REST, service, directions, route, routing" />
	<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, datasource;

	var restRoutingRequestUrl = 'https://{azMapsDomain}/route/directions/json?api-version=1&query={query}&routeRepresentation=polyline&travelMode=car&view=Auto';

	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 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 route line and have it render under the map labels.
	map.layers.add(new atlas.layer.LineLayer(datasource, null, {
	strokeColor: '#2272B9',
	strokeWidth: 5,
	lineJoin: 'round',
	lineCap: 'round'
	}), 'labels');

	//Add a layer for rendering point data.
	map.layers.add(new atlas.layer.SymbolLayer(datasource, null, {
	iconOptions: {
	image: ['get', 'iconImage'],
	allowOverlap: true,
	ignorePlacement: true
	},
	textOptions: {
	textField: ['get', 'title'],
	offset: [0, 1]
	},
	filter: ['any', ['==', ['geometry-type'], 'Point'], ['==', ['geometry-type'], 'MultiPoint']] //Only render Point or MultiPoints in this layer.
	}));

	/* Create the GeoJSON objects which represent the start and end point of the route */
	var startPosition = [-122.33028, 47.60323];
	var startPoint = new atlas.data.Feature(new atlas.data.Point(startPosition), {
	title: 'Seattle',
	iconImage: 'pin-blue'
	});

	var endPosition = [-122.124, 47.67491];
	var endPoint = new atlas.data.Feature(new atlas.data.Point(endPosition), {
	title: 'Redmond',
	iconImage: 'pin-red'
	});

	//Add the data to the data source.
	datasource.add([startPoint, endPoint]);

	//Fit the map window to the bounding box defined by the start and end positions.
	map.setCamera({
	bounds: atlas.data.BoundingBox.fromPositions([startPosition, endPosition]),
	padding: 50
	});

	//Create the route request with the query being the start and end point in the format 'startLongitude,startLatitude:endLongitude,endLatitude'.
	var requestUrl = restRoutingRequestUrl.replace('{query}', `${startPosition[1]},${startPosition[0]}:${endPosition[1]},${endPosition[0]}`);

	//Process the request and render the route result on the map.
	processRequest(requestUrl).then(response => {
	var route = response.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.
	var routeLine = new atlas.data.LineString(routeCoordinates);
	datasource.add(routeLine);
	});
	});
	}

	function processRequest(url) {
	//This is a reusable function that sets the Azure Maps platform domain, sings the request, and makes use of any transformRequest set on the map.
	return new Promise((resolve, reject) => {
	//Replace the domain placeholder to ensure the same Azure Maps cloud is used throughout the app.
	url = url.replace('{azMapsDomain}', atlas.getDomain());

	//Get the authentication details from the map for use in the request.
	var requestParams = map.authentication.signRequest({ url: url });

	//Transform the request.
	var transform = map.getServiceOptions().tranformRequest;
	if (transform) {
	requestParams = transform(url);
	}

	fetch(requestParams.url, {
	method: 'GET',
	mode: 'cors',
	headers: new Headers(requestParams.headers)
	})
	.then(r => r.json(), e => reject(e))
	.then(r => {
	resolve(r);
	}, e => reject(e));
	});
	}
	</script>
	</head>
	<body onload="GetMap()">
	<div id="myMap" style="position:relative;width:100%;min-width:290px;height:600px;"></div>

	<fieldset style="width:calc(100% - 30px);min-width:290px;margin-top:10px;">
	<legend><h1 style="font-size:16px">Simple REST Directions (Route)</h1></legend>
	This sample shows how to calculate simple directions between two points using the Azure Maps REST Route API and render it on a map.
	</fieldset>
	</body>
	</html>