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Drop symbols on interval.html
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Drop symbols on interval.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title>Drop multiple symbols on interval - 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 animate the dropping of multiple points on an interval to the map using a symbol layer." />
<meta name="keywords" content="Microsoft maps, map, gis, API, SDK, animation, animate, animations, point, symbol, pushpin, marker, pin" />
<meta name="author" content="Microsoft Azure Maps" /><meta name="version" content="1.0" />
<meta name="screenshot" content="screenshot.gif" />
<!-- 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 reference to the animation module. -->
<script src="/lib/azure-maps/azure-maps-animations.min.js"></script>
<script>
var map, animation;
function getMap() {
//Initialize a map instance.
map = new atlas.Map('myMap', {
center: [-122.33825, 47.53945],
zoom: 7,
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]'
}
});
//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 point data. This could be any layer that supports rendering point data.
map.layers.add(new atlas.layer.SymbolLayer(datasource, null, {
iconOptions: {
//Grab the offset from the shape.
offset: ['get', 'offset'],
//Grab the opacity from the shape. Opacity will be used to hide the shape when progress of the animation is 0.
opacity: ['get', 'opacity'],
//For smoother animation, ignore the placement of the icon. This skips the label collision calculations and allows the icon to overlap map labels.
ignorePlacement: true,
//For smoother animation, allow symbol to overlap all other symbols on the map.
allowOverlap: true
}
}));
map.events.add('click', function (e) {
if (animation) {
//If an animation is already created, reset the animation and play it.
animation.reset();
animation.play();
} else {
//Create random positioned points and a drop animation for each of them.
var dropAnimations = [];
for (var i = 0; i < 15; i++) {
//Have the drop animation drop the point 200 pixels, and use an easeOutBounce easing and a 1 second duration.
dropAnimations.push(atlas.animations.drop(new atlas.data.Point([-122.3 + (Math.random() * 2 - 1), 47.5 + (Math.random() * 2 - 1)]),
datasource, 200, { easing: 'easeOutBounce', duration: 1000 }));
}
//Create an interval animation to offset each drop animation.
animation = new atlas.animations.GroupAnimation(dropAnimations, {
playType: 'interval',
interval: 100,
autoPlay: true
});
}
});
});
}
</script>
</head>
<body onload="getMap()">
<div id="myMap" style="position:relative;width:100%;min-width:290px;height:600px;"></div>
<div style="position:absolute;top:0px;left:calc(50% - 100px);background-color:white;padding:5px;">Click the map to animate points.</div>
<fieldset style="width:calc(100% - 30px);min-width:290px;margin-top:10px;">
<legend>Drop multiple symbols on interval</legend>
This sample shows how to animate the dropping of multiple points on an interval to the map using a symbol layer.
This sample uses the open source <a href="https://github.com/Azure-Samples/azure-maps-animations" target="_blank">Azure Maps Animation module</a>
</fieldset>
</body>
</html>