Based on this ernesmb bl.ock. Click on the clustered points to see the spidering effect
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September 13, 2016 07:30
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L.Markercluster spidify() cartodb.js
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| <!doctype html> | |
| <html> | |
| <head> | |
| <link rel="stylesheet" href="http://libs.cartocdn.com/cartodb.js/v3/3.15/themes/css/cartodb.css" /> | |
| <link rel="stylesheet" href="http://asset.geosprocket.com/leaflet/cluster/MarkerCluster.Default.css" /> | |
| <script src="http://libs.cartocdn.com/cartodb.js/v3/3.15/cartodb.js"></script> | |
| <script src="http://asset.geosprocket.com/leaflet/cluster/leaflet.markercluster.js"></script> | |
| <style type="text/css"> | |
| body { | |
| padding: 0; | |
| margin: 0; | |
| } | |
| html, body, #map { | |
| height: 100%; | |
| } | |
| </style> | |
| <body> | |
| <div id="map"></div> | |
| <script> | |
| // Base layer | |
| var baseLayer = L.tileLayer('http://{s}.api.cartocdn.com/base-light/{z}/{x}/{y}.png', { | |
| attribution: 'CartoDB' | |
| }) | |
| // MarkerCluster layer and options | |
| var markers = L.markerClusterGroup({ | |
| showCoverageOnHover:false, | |
| spiderfyOnMaxZoom:true, | |
| spiderLegPolylineOptions:{ | |
| weight:1, color:'#FF0000', opacity:1 | |
| }, | |
| zoomToBoundsOnClick:true, | |
| removeOutsideVisibleBounds:true | |
| }); | |
| //Change the username and the SQL query below | |
| $.getJSON("http://oboix.cartodb.com/api/v2/sql?format=GeoJSON&q=SELECT * FROM populated_places_spf", function(data) { | |
| var geojson = L.geoJson(data, { | |
| onEachFeature: function (feature, layer) { | |
| // Here you will need to change 'name' and 'pop_max' with actual column names from your dataset. | |
| layer.bindPopup("<h2>" + feature.properties.name + "</h2><hr><p>Population: " + feature.properties.pop_max + "</p>"); | |
| } | |
| }); | |
| markers.addLayer(geojson); | |
| // Build the map | |
| var map = L.map('map', {maxZoom: 9}).fitBounds(markers.getBounds()); | |
| baseLayer.addTo(map); | |
| markers.addTo(map); | |
| }); | |
| // click spiders effect | |
| markers.on('clusterclick', function (a) { | |
| a.layer.spiderfy(); | |
| }); | |
| </script> | |
| </body> | |
| </html> |
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