From 719c3a7747f3f1e9b1fb379479e78c7f98ce4eb5 Mon Sep 17 00:00:00 2001
From: Pierrick Rambaud <pierrick.rambaud49@gmail.com>
Date: Fri, 24 Mar 2023 11:24:25 +0100
Subject: [PATCH] feat: add visible trait to MarkerCluster MarkerCluster can
 now control the visiblity of the underlying markers

---
 ipyleaflet/leaflet.py | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/ipyleaflet/leaflet.py b/ipyleaflet/leaflet.py
index 8e981f7f0..d7fbcedb2 100644
--- a/ipyleaflet/leaflet.py
+++ b/ipyleaflet/leaflet.py
@@ -1191,16 +1191,26 @@ class MarkerCluster(Layer):
     ----------
     markers: list, default []
         List of markers to include in the cluster.
+    visible: bool, default True
+        the visibility of the layer on the map
     """
 
     _view_name = Unicode('LeafletMarkerClusterView').tag(sync=True)
     _model_name = Unicode('LeafletMarkerClusterModel').tag(sync=True)
 
     markers = Tuple().tag(trait=Instance(Layer), sync=True, **widget_serialization)
+    visible = Bool(True).tag(sync=True)
+
     # Options
     disable_clustering_at_zoom = Int(18).tag(sync=True, o=True)
     max_cluster_radius = Int(80).tag(sync=True, o=True)
 
+    @observe("visible")
+    def toggle_markers(self, visible):
+        """Switch the markers visibility according to the master cluster."""
+        for marker in self.markers:
+            marker.visible = visible["new"]
+
 
 class LayerGroup(Layer):
     """LayerGroup class.