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<!DOCTYPE html>
<html>
<head>
<title>Draggable Symbols - Azure Maps Web SDK Samples</title>
<meta charset="utf-8" />
<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 create a symbol layer that lets you drag the symbols using the mouse." />
<meta name="keywords" content="map, gis, API, SDK, symbols, markers, pins, pushpins, styling, style, layer, drag, draggable, 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, datasource, selectedShape;
function GetMap() {
//Initialize a map instance.
map = new atlas.Map('myMap', {
center: [-73.985708, 40.75773],
zoom: 12,
view: 'Auto',
//Add your Azure Maps subscription key to the map SDK. Get an Azure Maps key at https://azure.com/maps
authOptions: {
authType: 'subscriptionKey',
subscriptionKey: '<Your Azure Maps Key>'
}
});
//Wait until the map resources are ready.
map.events.add('ready', function () {
//Create a pin at the center of the map and pass in some properties that are unique to the pin.
var pin = new atlas.data.Feature(new atlas.data.Point([-73.985708, 40.75773]), {
title: 'Times Square'
});
//Create a data source and add it to the map.
datasource = new atlas.source.DataSource();
map.sources.add(datasource);
//Add the data to the data source.
datasource.add(pin);
//Add a layer for rendering point data as symbols.
var symbolLayer = new atlas.layer.SymbolLayer(datasource, null, {
iconOptions: {
ignorePlacement: true, //To skip label collision detection for better performance.
allowOverlap: true //To ensure smooth rendering when dragging, allow symbol to overlap all other symbols on the map.
}
});
map.layers.add(symbolLayer);
map.events.add('mousedown', symbolLayer, function (e) {
if (e.shapes && e.shapes.length > 0) {
//Capture the selected shape.
selectedShape = e.shapes[0];
//Lock the maps ability to pan so that we can drag the symbol.
map.setUserInteraction({
dragPanInteraction: false
});
}
});
map.events.add('mousemove', function (e) {
//Update the position of the selected shape.
if (selectedShape) {
selectedShape.setCoordinates(e.position);
}
});
map.events.add('mouseup', function (e) {
//Stop tracking the selected shape.
selectedShape = null;
//Make map panable again.
map.setUserInteraction({
dragPanInteraction: true
});
});
});
}
</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>Draggable Symbols</legend>
This sample shows how to create a symbol layer that lets you drag the symbols using the mouse.
</fieldset>
</body>
</html>
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