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<!DOCTYPE html> | |
<html lang="en"> | |
<head> | |
<title>Popups with leader lines - 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 add events to Popups." /> | |
<meta name="keywords" content="Microsoft maps, map, gis, API, SDK, popups, infobox, infowindow, events, mouse" /> | |
<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, popup, events = ['drag', 'dragstart', 'dragend', 'open', 'close']; | |
function GetMap() { | |
//Initialize a map instance. | |
map = new atlas.Map('myMap', { | |
//Point the Azure Maps domain to the US Azure Gov Cloud domain. | |
atlas.setDomain('atlas.azure.us'); | |
//Only render one copy of the world. Lines are replecated multiple times when there is more than one copy of the world, but popups aren't. | |
renderWorldCopies: false, | |
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(null, { | |
lineMetrics: true //Enable line metrics on the data source. This is needed to enable support for strokeGradient. | |
}); | |
map.sources.add(datasource); | |
//Create a line layer to render the leader line. | |
map.layers.add(new atlas.layer.LineLayer(datasource)); | |
//Create 5 popups in random positions. | |
for (var i = 0; i < 5; i++) { | |
//Create a random position. | |
var position = [ | |
Math.random() * 380 - 180, | |
Math.random() * 170 - 85 | |
]; | |
//Create a popup and add to the map. | |
popup = new atlas.Popup({ | |
content: '<div style="padding:10px;">Drag me</div>', | |
position: position, | |
closeButton: false, //Optional. | |
draggable: true | |
}); | |
//Create a leader line for the popup. | |
createLeaderLine(popup); | |
//Open the popup. | |
popup.open(map); | |
} | |
}); | |
} | |
function createLeaderLine(popup) { | |
//Get the position of the popup. | |
var position = popup.getOptions().position; | |
//Create a line that connects the position to the popup. Wrap it with the Shape class to make it easy to update. | |
var leaderLine = new atlas.Shape(new atlas.data.LineString([position, position])); | |
//Add the line to the data source. | |
datasource.add(leaderLine); | |
//Add the line to a custom property of the popup so we can easily retrieve it later. | |
popup.leaderLine = leaderLine; | |
//Add a drag event to the popup to monitor its movement. | |
map.events.add('drag', popup, popupDragged); | |
} | |
function updateLeaderLine(popup) { | |
//Get the leader line coordinates, and update the second coordinate with the position of the popup. | |
var c = popup.leaderLine.getCoordinates(); | |
c[1] = popup.getOptions().position; | |
popup.leaderLine.setCoordinates(c); | |
} | |
function popupDragged(e) { | |
if (e.target.leaderLine) { | |
updateLeaderLine(e.target); | |
} | |
} | |
</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">Popups with leader lines</h1></legend> | |
This sample shows how to create a leader line that connects a position to a popup. | |
This allows the popup to be moved anywhere on the map but still be connected to its main position. | |
</fieldset> | |
</body> | |
</html> |