Adds support for BuildingsEnabled property in Google Maps

Author: Scott McArthur

packages/google_maps_flutter/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 0.5.21+11
+
+* Adds support for toggling 3D buildings.
+
 ## 0.5.21+10
 
 * Cast error.code to unsigned long to avoid using NSInteger as %ld format warnings.

packages/google_maps_flutter/android/src/main/java/io/flutter/plugins/googlemaps/Convert.java

@@ -332,6 +332,10 @@ static void interpretGoogleMapOptions(Object o, GoogleMapOptionsSink sink) {
     if (trafficEnabled != null) {
       sink.setTrafficEnabled(toBoolean(trafficEnabled));
     }
+    final Object buildingsEnabled = data.get("buildingsEnabled");
+    if (buildingsEnabled != null) {
+      sink.setBuildingsEnabled(toBoolean(buildingsEnabled));
+    }
   }
 
   /** Returns the dartMarkerId of the interpreted marker. */

packages/google_maps_flutter/android/src/main/java/io/flutter/plugins/googlemaps/GoogleMapBuilder.java

@@ -19,6 +19,7 @@ class GoogleMapBuilder implements GoogleMapOptionsSink {
   private boolean myLocationButtonEnabled = false;
   private boolean indoorEnabled = true;
   private boolean trafficEnabled = false;
+  private boolean buildingsEnabled = true;
   private Object initialMarkers;
   private Object initialPolygons;
   private Object initialPolylines;
@@ -34,6 +35,7 @@ GoogleMapController build(
     controller.setMyLocationButtonEnabled(myLocationButtonEnabled);
     controller.setIndoorEnabled(indoorEnabled);
     controller.setTrafficEnabled(trafficEnabled);
+    controller.setBuildingsEnabled(buildingsEnabled);
     controller.setTrackCameraPosition(trackCameraPosition);
     controller.setInitialMarkers(initialMarkers);
     controller.setInitialPolygons(initialPolygons);
@@ -117,6 +119,11 @@ public void setTrafficEnabled(boolean trafficEnabled) {
     this.trafficEnabled = trafficEnabled;
   }
 
+  @Override
+  public void setBuildingsEnabled(boolean buildingsEnabled) {
+    this.buildingsEnabled = buildingsEnabled;
+  }
+
   @Override
   public void setMyLocationEnabled(boolean myLocationEnabled) {
     this.myLocationEnabled = myLocationEnabled;

packages/google_maps_flutter/android/src/main/java/io/flutter/plugins/googlemaps/GoogleMapController.java

@@ -76,6 +76,7 @@ final class GoogleMapController
   private boolean myLocationButtonEnabled = false;
   private boolean indoorEnabled = true;
   private boolean trafficEnabled = false;
+  private boolean buildingsEnabled = true;
   private boolean disposed = false;
   private final float density;
   private MethodChannel.Result mapReadyResult;
@@ -172,6 +173,7 @@ public void onMapReady(GoogleMap googleMap) {
     this.googleMap = googleMap;
     this.googleMap.setIndoorEnabled(this.indoorEnabled);
     this.googleMap.setTrafficEnabled(this.trafficEnabled);
+    this.googleMap.setBuildingsEnabled(this.buildingsEnabled);
     googleMap.setOnInfoWindowClickListener(this);
     if (mapReadyResult != null) {
       mapReadyResult.success(null);
@@ -361,6 +363,11 @@ public void onMethodCall(MethodCall call, MethodChannel.Result result) {
           result.success(googleMap.isTrafficEnabled());
           break;
         }
+      case "map#isBuildingsEnabled":
+        {
+          result.success(googleMap.isBuildingsEnabled());
+          break;
+        }
       case "map#setStyle":
         {
           String mapStyle = (String) call.arguments;
@@ -716,4 +723,8 @@ public void setIndoorEnabled(boolean indoorEnabled) {
   public void setTrafficEnabled(boolean trafficEnabled) {
     this.trafficEnabled = trafficEnabled;
   }
+
+  public void setBuildingsEnabled(boolean buildingsEnabled) {
+    this.buildingsEnabled = buildingsEnabled;
+  }
 }

packages/google_maps_flutter/android/src/main/java/io/flutter/plugins/googlemaps/GoogleMapOptionsSink.java

@@ -38,6 +38,8 @@ interface GoogleMapOptionsSink {
 
   void setTrafficEnabled(boolean trafficEnabled);
 
+  void setBuildingsEnabled(boolean buildingsEnabled);
+
   void setInitialMarkers(Object initialMarkers);
 
   void setInitialPolygons(Object initialPolygons);

packages/google_maps_flutter/example/test_driver/google_map_inspector.dart

@@ -53,4 +53,8 @@ class GoogleMapInspector {
   Future<bool> isTrafficEnabled() async {
     return await _channel.invokeMethod<bool>('map#isTrafficEnabled');
   }
+
+  Future<bool> isBuildingsEnabled() async {
+    return await _channel.invokeMethod<bool>('map#isBuildingsEnabled');
+  }
 }

packages/google_maps_flutter/ios/Classes/GoogleMapController.h

@@ -17,6 +17,7 @@ NS_ASSUME_NONNULL_BEGIN
 - (void)setCompassEnabled:(BOOL)enabled;
 - (void)setIndoorEnabled:(BOOL)enabled;
 - (void)setTrafficEnabled:(BOOL)enabled;
+- (void)setBuildingsEnabled:(BOOL)enabled;
 - (void)setMapType:(GMSMapViewType)type;
 - (void)setMinZoom:(float)minZoom maxZoom:(float)maxZoom;
 - (void)setPaddingTop:(float)top left:(float)left bottom:(float)bottom right:(float)right;

packages/google_maps_flutter/ios/Classes/GoogleMapController.m

@@ -254,6 +254,9 @@ - (void)onMethodCall:(FlutterMethodCall*)call result:(FlutterResult)result {
   } else if ([call.method isEqualToString:@"map#isTrafficEnabled"]) {
     NSNumber* isTrafficEnabled = @(_mapView.trafficEnabled);
     result(isTrafficEnabled);
+  } else if ([call.method isEqualToString:@"map#isBuildingsEnabled"]) {
+    NSNumber* isBuildingsEnabled = @(_mapView.buildingsEnabled);
+    result(isBuildingsEnabled);
   } else if ([call.method isEqualToString:@"map#setStyle"]) {
     NSString* mapStyle = [call arguments];
     NSString* error = [self setMapStyle:mapStyle];
@@ -315,6 +318,10 @@ - (void)setTrafficEnabled:(BOOL)enabled {
   _mapView.trafficEnabled = enabled;
 }
 
+- (void)setBuildingsEnabled:(BOOL)enabled {
+  _mapView.buildingsEnabled = enabled;
+}
+
 - (void)setMapType:(GMSMapViewType)mapType {
   _mapView.mapType = mapType;
 }
@@ -554,6 +561,10 @@ static void InterpretMapOptions(NSDictionary* data, id<FLTGoogleMapOptionsSink>
   if (trafficEnabled) {
     [sink setTrafficEnabled:ToBool(trafficEnabled)];
   }
+  id buildingsEnabled = data[@"buildingsEnabled"];
+  if (buildingsEnabled) {
+    [sink setBuildingsEnabled:ToBool(buildingsEnabled)];
+  }
   id mapType = data[@"mapType"];
   if (mapType) {
     [sink setMapType:ToMapViewType(mapType)];

packages/google_maps_flutter/lib/src/google_map.dart

@@ -36,6 +36,7 @@ class GoogleMap extends StatefulWidget {
     this.padding = const EdgeInsets.all(0),
     this.indoorViewEnabled = false,
     this.trafficEnabled = false,
+    this.buildingsEnabled = true,
     this.markers,
     this.polygons,
     this.polylines,
@@ -168,6 +169,9 @@ class GoogleMap extends StatefulWidget {
   /// Enables or disables the traffic layer of the map
   final bool trafficEnabled;
 
+  /// Enables or disables showing 3D buildings where available
+  final bool buildingsEnabled;
+
   /// Which gestures should be consumed by the map.
   ///
   /// It is possible for other gesture recognizers to be competing with the map on pointer
@@ -377,6 +381,7 @@ class _GoogleMapOptions {
     this.padding,
     this.indoorViewEnabled,
     this.trafficEnabled,
+    this.buildingsEnabled,
   });
 
   static _GoogleMapOptions fromWidget(GoogleMap map) {
@@ -396,6 +401,7 @@ class _GoogleMapOptions {
       padding: map.padding,
       indoorViewEnabled: map.indoorViewEnabled,
       trafficEnabled: map.trafficEnabled,
+      buildingsEnabled: map.buildingsEnabled,
     );
   }
 
@@ -429,6 +435,8 @@ class _GoogleMapOptions {
 
   final bool trafficEnabled;
 
+  final bool buildingsEnabled;
+
   Map<String, dynamic> toMap() {
     final Map<String, dynamic> optionsMap = <String, dynamic>{};
 
@@ -458,6 +466,7 @@ class _GoogleMapOptions {
     ]);
     addIfNonNull('indoorEnabled', indoorViewEnabled);
     addIfNonNull('trafficEnabled', trafficEnabled);
+    addIfNonNull('buildingsEnabled', buildingsEnabled);
     return optionsMap;
   }
 

packages/google_maps_flutter/pubspec.yaml

@@ -2,7 +2,7 @@ name: google_maps_flutter
 description: A Flutter plugin for integrating Google Maps in iOS and Android applications.
 author: Flutter Team <[email protected]>
 homepage: https://github.com/flutter/plugins/tree/master/packages/google_maps_flutter
-version: 0.5.21+10
+version: 0.5.21+11
 
 dependencies:
   flutter:

packages/google_maps_flutter/test/fake_maps_controllers.dart

@@ -49,6 +49,8 @@ class FakePlatformGoogleMap {
 
   bool trafficEnabled;
 
+  bool buildingsEnabled;
+
   bool myLocationButtonEnabled;
 
   List<dynamic> padding;
@@ -358,6 +360,9 @@ class FakePlatformGoogleMap {
     if (options.containsKey('trafficEnabled')) {
       trafficEnabled = options['trafficEnabled'];
     }
+    if (options.containsKey('buildingsEnabled')) {
+      buildingsEnabled = options['buildingsEnabled'];
+    }
     if (options.containsKey('padding')) {
       padding = options['padding'];
     }

packages/google_maps_flutter/test/google_map_test.dart

@@ -529,4 +529,33 @@ void main() {
 
     expect(platformGoogleMap.trafficEnabled, true);
   });
+
+  testWidgets('Can update buildings', (WidgetTester tester) async {
+    await tester.pumpWidget(
+      const Directionality(
+        textDirection: TextDirection.ltr,
+        child: GoogleMap(
+          initialCameraPosition: CameraPosition(target: LatLng(10.0, 15.0)),
+          buildingsEnabled: false,
+        ),
+      ),
+    );
+
+    final FakePlatformGoogleMap platformGoogleMap =
+        fakePlatformViewsController.lastCreatedView;
+
+    expect(platformGoogleMap.buildingsEnabled, false);
+
+    await tester.pumpWidget(
+      const Directionality(
+        textDirection: TextDirection.ltr,
+        child: GoogleMap(
+          initialCameraPosition: CameraPosition(target: LatLng(10.0, 15.0)),
+          buildingsEnabled: true,
+        ),
+      ),
+    );
+
+    expect(platformGoogleMap.buildingsEnabled, true);
+  });
 }