Samples/Clustering/Spiders/Spider Clusters.html

﻿<!DOCTYPE html>
<html lang="en">
<head>
    <title>Spider Clusters - Bing Maps 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 create make clustered pushpins display the pushpins they contain in a connected spiral when they are clicked." />
    <meta name="keywords" content="Microsoft maps, map, gis, API, SDK, Bing, Bing Maps" />
    <meta name="author" content="Microsoft Bing Maps" />
    <meta name="screenshot" content="screenshot.jpg" />
    
    <script type="text/javascript">
    var map, infobox, spiderManager;

    function GetMap() {
	    map = new Microsoft.Maps.Map('#myMap',{
            zoom: 3
	    });

        //Create an infobox at the center of the map but don't show it.
	    infobox = new Microsoft.Maps.Infobox(map.getCenter(), {
	        visible: false
	    });
	    infobox.setMap(map);

        //Hide infobox when user clicks or moves the map.
	    Microsoft.Maps.Events.addHandler(map, 'click', hideInfobox);
	    Microsoft.Maps.Events.addHandler(map, 'viewchangestart', hideInfobox);

        //Register the spaider cluster manager module.
	    Microsoft.Maps.registerModule('SpiderClusterManager', 'SpiderClusterManager.js');

        //Load the clustering and spider clustering manager module.
        Microsoft.Maps.loadModule(['SpiderClusterManager'], function () {
            //Generate 1000 random pushpins in the map view.
            var pins = Microsoft.Maps.TestDataGenerator.getPushpins(1000, map.getBounds());

            //Add some metadata to the pushpins so we can show it in the infobox when clicked.
            for (var i = 0, len = pins.length; i < len; i++) {
                pins[i].metadata = {
                    value: Math.round(Math.random() * 100)
                };
            }

            spiderManager = new SpiderClusterManager(map, pins, {
                pinSelected: function (pin, cluster) {
                    if (cluster) {
                        showInfobox(cluster.getLocation(), pin.metadata);
                    } else {
                        showInfobox(pin.getLocation(), pin.metadata);
                    }
                },
                pinUnselected: function(){
                    hideInfobox();
                },
                gridSize: 80
            });
        });
    }

    function showInfobox(location, metadata) {
        infobox.setOptions({
            location: location,
            title: 'Has a value of ' + metadata.value + '%',
            visible: true
        });
    }

    function hideInfobox() {
        infobox.setOptions({ visible: false });
    }
    </script>
    
</head>
<body>
    <div id="myMap" style="position:relative;width:100%;min-width:290px;height:600px;background-color:gray"></div>

    <fieldset style="width:800px;margin-top:10px;">
        <legend>Spider Clusters Sample</legend>
        This sample shows how to create make clustered pushpins display the pushpins they contain in a connected spiral when they are clicked.
    </fieldset>

    <script>
        // Dynamic load the Bing Maps Key and Script
        // Get your own Bing Maps key at https://www.microsoft.com/maps
        (async () => {
            let script = document.createElement("script");
            let bingKey = await fetch("https://samples.azuremaps.com/api/GetBingMapsKey").then(r => r.text()).then(key => { return key });
            script.setAttribute("src", `https://www.bing.com/api/maps/mapcontrol?callback=GetMap&key=${bingKey}`);
            document.body.appendChild(script);
        })();
    </script>
</body>
</html>