I'm using ol3/ol4 with ol-ext I create two layer:
clusterSource = new ol.source.Cluster({
distance: distanceFt,
source: new ol.source.Vector()
});
// Animated cluster layer
clusterLayer = new ol.layer.AnimatedCluster({
name: 'Cluster',
source: clusterSource,
animationDuration: 700, //$("#animatecluster").prop('checked') ? 700 : 0,
// Cluster style
style: getStyle
});
layersArray.push(clusterLayer); // adding to array
sourceReclamos_Eventos = new ol.source.Cluster({
distance: distanceFt,
source: new ol.source.Vector()
});
capaReclamos_Eventos = new ol.layer.AnimatedCluster({
name: "Reclamos_Eventos",
source: sourceReclamos_Eventos,
animationDuration: 700,
style: getStyle
});
layersArray.push(capaReclamos_Eventos);
Later, add that layers in:
selectCluster = new ol.interaction.SelectCluster({
layers: arraySelectCLuster,
// Point radius: to calculate distance between the features
pointRadius: 20,
animate: true, //$("#animatesel").prop('checked'),
// Feature style when it springs apart
featureStyle: featureStyle,
selectCluster: false, // disable cluster selection
});
After load the layers, only persist the Features in the first layer, in the second layer the Features is removed (clear) after zoom changing... why?
please, help
EDIT
I'm adding features using clusterLayer.getSource().addFeatures() and capaReclamos_Eventos.getSource().addFeatures().
function addFeatures_Reclamos_Eventos(ffs, centrar) {
var transform = ol.proj.getTransform('EPSG:4326', 'EPSG:3857');
var features = [];
for (var i = 0; i < ffs.length; i++) {
features[i] = new ol.Feature();
features[i].setProperties(ffs[i]);
var geometry = new ol.geom.Point(transform([parseFloat(ffs[i].lon), parseFloat(ffs[i].lat)]));
features[i].setGeometry(geometry);
}
qweFeature = features;
capaReclamos_Eventos.getSource().addFeatures(features);
removeloading('mapLoading');
if (document.getElementById('botonFiltrar')) {
document.getElementById('botonFiltrar').disabled = false;
}
if (centrar) {
window.setTimeout(function () {
var extent = capaReclamos_Eventos.getSource().getExtent();
map.getView().fit(extent, map.getSize());
}, 700);// 1/2 seg
}
}