maps: keep a single cluster layer (#22854)
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@ -34,7 +34,8 @@ $(function() {
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if (map.geo_json) map.geo_json.remove();
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map.geo_json = geo_json;
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if ($map_widget.data('group-markers')) {
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var markers = L.markerClusterGroup({showCoverageOnHover: false,
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if (! map.clustered_markers) {
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map.clustered_markers = L.markerClusterGroup({showCoverageOnHover: false,
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zoomToBoundsOnClick: true,
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removeOutsideVisibleBounds: true,
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iconCreateFunction: function (cluster) {
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@ -51,9 +52,14 @@ $(function() {
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}
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return new L.DivIcon({html: icon_html, className: 'marker-cluster' + c, iconSize: new L.Point(icon_size, icon_size)});
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}});
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markers.addLayer(geo_json);
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map.addLayer(markers);
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map.clustered_markers = markers;
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map.addLayer(map.clustered_markers);
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}
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map.clustered_markers.eachLayer(
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function(layer) {
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map.clustered_markers.removeLayer(layer);
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}
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);
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map.clustered_markers.addLayer(geo_json);
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} else {
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geo_json.addTo(map);
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}
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