Configure map and camera restrictions

Select platform: Android iOS JavaScript
A map view showing camera controls restrictions

The following code sample demonstrates how to use CameraRestriction to restrict both the geographical boundaries of the camera and the values of the camera's altitude, heading, and tilt. To use this code sample, follow the instructions in Setup and Add a 3D map to your app to set up your Android Studio project with a basic 3D map. Then, add the following code to the MainActivity.kt file:

 // Add imports and define constants 
 import 
  
 com.google.android.gms.maps3d.model.AltitudeMode 
 import 
  
 com.google.android.gms.maps3d.model.LatLngAltitude 
 import 
  
 com.google.android.gms.maps3d.model.cameraRestriction 
 import 
  
 com.google.android.gms.maps3d.model.latLngAltitude 
 import 
  
 com.google.android.gms.maps3d.model.latLngBounds 
 import 
  
 com.google.android.gms.maps3d.model.polygonOptions 
 const 
  
 val 
  
 EMPIRE_STATE_BUILDING_LATITUDE 
  
 = 
  
 40.748233 
 const 
  
 val 
  
 EMPIRE_STATE_BUILDING_LONGITUDE 
  
 = 
  
 - 
 73.985663 
 private 
  
 const 
  
 val 
  
 NYC_SOUTH_WEST_LAT 
  
 = 
  
 40.68563088976172 
 private 
  
 const 
  
 val 
  
 NYC_SOUTH_WEST_LNG 
  
 = 
  
 - 
 74.05030430240065 
 private 
  
 const 
  
 val 
  
 NYC_NORTH_EAST_LAT 
  
 = 
  
 40.85649214337128 
 private 
  
 const 
  
 val 
  
 NYC_NORTH_EAST_LNG 
  
 = 
  
 - 
 73.80240973771173 
 private 
  
 const 
  
 val 
  
 MAX_ALTITUDE_NYC_METERS 
  
 = 
  
 10000.0 
 private 
  
 const 
  
 val 
  
 MIN_ALTITUDE_NYC_METERS 
  
 = 
  
 500.0 
 private 
  
 val 
  
 nycBounds 
  
 = 
  
 latLngBounds 
  
 { 
  
 northEastLat 
  
 = 
  
 NYC_NORTH_EAST_LAT 
  
 northEastLng 
  
 = 
  
 NYC_NORTH_EAST_LNG 
  
 southWestLat 
  
 = 
  
 NYC_SOUTH_WEST_LAT 
  
 southWestLng 
  
 = 
  
 NYC_SOUTH_WEST_LNG 
 } 
 // Define the restrictions 
 val 
  
 nycCameraRestriction 
  
 = 
  
 cameraRestriction 
  
 { 
  
 minAltitude 
  
 = 
  
 MIN_ALTITUDE_NYC_METERS 
  
 maxAltitude 
  
 = 
  
 MAX_ALTITUDE_NYC_METERS 
  
 minHeading 
  
 = 
  
 0.0 
  
 maxHeading 
  
 = 
  
 360.0 
  
 minTilt 
  
 = 
  
 0.0 
  
 maxTilt 
  
 = 
  
 90.0 
  
 bounds 
  
 = 
  
 nycBounds 
 } 
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