Merge pull request react-native-maps#1157 from davidstoker/ios-google-maps-show-my-location

[iOS - Google Maps] Add `showsMyLocationButton` support

Author: lelandrichardson

docs/mapview.md

@@ -12,7 +12,7 @@
 | `customMapStyle` | `Array` |  | Adds custom styling to the map component. See [README](https://github.com/airbnb/react-native-maps#customizing-the-map-style) for more information. 
 | `showsUserLocation` | `Boolean` | `false` | If `true` the app will ask for the user's location. **NOTE**: You need to add `NSLocationWhenInUseUsageDescription` key in Info.plist to enable geolocation, otherwise it is going to *fail silently*!
 | `followsUserLocation` | `Boolean` | `false` | If `true` the map will focus on the user's location. This only works if `showsUserLocation` is true and the user has shared their location. **Note**: iOS only.
-| `showsMyLocationButton` | `Boolean` | `true` | `Android only` If `false` hide the button to move map to the current user's location.
+| `showsMyLocationButton` | `Boolean` | `true` | If `false` hide the button to move map to the current user's location.
 | `showsPointsOfInterest` | `Boolean` | `true` | If `false` points of interest won't be displayed on the map.
 | `showsCompass` | `Boolean` | `true` | If `false` compass won't be displayed on the map.
 | `showsScale` | `Boolean` | `true` | A Boolean indicating whether the map shows scale information.

ios/AirGoogleMaps/AIRGoogleMap.h

@@ -38,6 +38,7 @@
 @property (nonatomic, assign) BOOL rotateEnabled;
 @property (nonatomic, assign) BOOL pitchEnabled;
 @property (nonatomic, assign) BOOL showsUserLocation;
+@property (nonatomic, assign) BOOL showsMyLocationButton;
 
 - (BOOL)didTapMarker:(GMSMarker *)marker;
 - (void)didTapAtCoordinate:(CLLocationCoordinate2D)coordinate;

ios/AirGoogleMaps/AIRGoogleMap.m

@@ -272,6 +272,15 @@ - (BOOL)showsUserLocation {
   return self.myLocationEnabled;
 }
 
+- (void)setShowsMyLocationButton:(BOOL)showsMyLocationButton {
+  self.settings.myLocationButton = showsMyLocationButton;
+}
+
+- (BOOL)showsMyLocationButton {
+  return self.settings.myLocationButton;
+}
+
+
 + (MKCoordinateRegion) makeGMSCameraPositionFromMap:(GMSMapView *)map andGMSCameraPosition:(GMSCameraPosition *)position {
   // solution from here: http://stackoverflow.com/a/16587735/1102215
   GMSVisibleRegion visibleRegion = map.projection.visibleRegion;

ios/AirGoogleMaps/AIRGoogleMapManager.m

@@ -56,6 +56,7 @@ - (UIView *)view
 RCT_EXPORT_VIEW_PROPERTY(scrollEnabled, BOOL)
 RCT_EXPORT_VIEW_PROPERTY(pitchEnabled, BOOL)
 RCT_EXPORT_VIEW_PROPERTY(showsUserLocation, BOOL)
+RCT_EXPORT_VIEW_PROPERTY(showsMyLocationButton, BOOL)
 RCT_EXPORT_VIEW_PROPERTY(customMapStyleString, NSString)
 RCT_EXPORT_VIEW_PROPERTY(onPress, RCTBubblingEventBlock)
 RCT_EXPORT_VIEW_PROPERTY(onLongPress, RCTBubblingEventBlock)