update: minor fix of zoom behavior

app/lib/widgets/choropleth_map.dart

@@ -38,9 +38,11 @@ class ChoroplethMapState extends State<ChoroplethMap> {
     _initDataSource();
   }
 
+  /// Resets the map zoom level
   void resetZoom() {
     setState(() {
       _zoomPanBehavior.zoomLevel = 1;
+      _choroplethMapKey.currentState?.resetZoom();
     });
   }
 

app/lib/widgets/main_layout.dart

@@ -77,13 +77,6 @@ class _MapContainerWidgetState extends State<MapContainerWidget> {
     });
   }
 
-  /// Reset the map zoom and centering
-  void resetZoom() {
-    setState(() {
-      _choroplethMapKey.currentState?.resetZoom();
-    });
-  }
-
   @override
   Widget build(BuildContext context) {
     // Initialise selectedMarker to first element in markerList
@@ -248,8 +241,8 @@ class _MapContainerWidgetState extends State<MapContainerWidget> {
                       onTapUp: (_) {
                         setState(() {
                           centerMap = false;
+                          _choroplethMapKey.currentState?.resetZoom();
                         });
-                        resetZoom(); // Reset the map zoom
                       },
                       onTapCancel: () {
                         setState(() {