OpenLayers, nice marker clustering
Do you know how to have a nice clustering in OpenLayers such as this google example ? You can add label to pointStyle in above example and explain context of this label. Your code should be something like this: var pointStyle = new OpenLayers.Style({ // ... 'label': "${label}", // ... }, { context: { // ... label: function(feature) { // clustered features count or blank if feature is not a cluster return feature.cluster ? feature.cluster.length : ""; } // .. } }); var styleMap = new OpenLayers.StyleMap({ 'default': pointStyle, }); var googleLikeLayer = new OpenLayers.Layer.Vector(