Merge branch 'mod/gmf_imperative_map_updates' into imperative_google_maps_flutter

packages/google_maps_flutter/google_maps_flutter/lib/src/google_map.dart

Author: androidseb

packages/google_maps_flutter/google_maps_flutter/lib/google_maps_flutter.dart

@@ -62,3 +62,5 @@ export 'package:google_maps_flutter_platform_interface/google_maps_flutter_platf
 
 part 'src/controller.dart';
 part 'src/google_map.dart';
+// MOD imperative map updates (added the line below)
+part 'src/mod_imperative_map_updates.dart';

packages/google_maps_flutter/google_maps_flutter/lib/src/controller.dart

@@ -37,6 +37,11 @@ class GoogleMapController {
   }
 
   final _GoogleMapState _googleMapState;
+  // MOD imperative map updates (added those 4 fields)
+  late final _GoogleMapStateMarkersUpdateHandler _markersUpdateHandler = _GoogleMapStateMarkersUpdateHandler(this);
+  late final _GoogleMapStatePolylinesUpdateHandler _polylinesUpdateHandler = _GoogleMapStatePolylinesUpdateHandler(this);
+  late final _GoogleMapStatePolygonsUpdateHandler _polygonsUpdateHandler = _GoogleMapStatePolygonsUpdateHandler(this);
+  late final _GoogleMapStateCirclesUpdateHandler _circlesUpdateHandler = _GoogleMapStateCirclesUpdateHandler(this);
 
   void _connectStreams(int mapId) {
     if (_googleMapState.widget.onCameraMoveStarted != null) {

packages/google_maps_flutter/google_maps_flutter/lib/src/google_map.dart

@@ -460,10 +460,11 @@ class _GoogleMapState extends State<GoogleMap> {
 
     _updateOptions(controller);
     _updateClusterManagers(controller);
-    _updateMarkers(controller);
-    _updatePolygons(controller);
-    _updatePolylines(controller);
-    _updateCircles(controller);
+    // MOD imperative map updates (commented the lines below)
+    //_updateMarkers(controller);
+    //_updatePolygons(controller);
+    //_updatePolylines(controller);
+    //_updateCircles(controller);
     _updateHeatmaps(controller);
     _updateTileOverlays(controller);
     _updateGroundOverlays(controller);