Display a basic map

Image of Display a basic map.

This example creates a map using a SupportMapFragment from the Maps SDK for Android.

For more information, see the documentation.

Get started

Before you can try the sample code, you must configure your development environment. For more information, see Maps SDK for Android code samples .

View the code

Kotlin

 class 
  
 BasicMapDemoActivity 
  
 : 
  
 SamplesBaseActivity 
 (), 
  
 OnMapReadyCallback 
  
 { 
  
 val 
  
 SYDNEY 
  
 = 
  
 LatLng 
 ( 
 - 
 33.862 
 , 
  
 151.21 
 ) 
  
 val 
  
 ZOOM_LEVEL 
  
 = 
  
 13f 
  
 override 
  
 fun 
  
 onCreate 
 ( 
 savedInstanceState 
 : 
  
 Bundle?) 
  
 { 
  
 super 
 . 
 onCreate 
 ( 
 savedInstanceState 
 ) 
  
 setContentView 
 ( 
 com 
 . 
 example 
 . 
 common_ui 
 . 
 R 
 . 
 layout 
 . 
 basic_demo 
 ) 
  
 val 
  
 mapFragment 
  
 : 
  
 SupportMapFragment? 
 = 
  
 supportFragmentManager 
 . 
 findFragmentById 
 ( 
 com 
 . 
 example 
 . 
 common_ui 
 . 
 R 
 . 
 id 
 . 
 map 
 ) 
  
 as? 
  
 SupportMapFragment 
  
 mapFragment 
 ?. 
 getMapAsync 
 ( 
 this 
 ) 
  
 } 
  
 /** 
 * This is where we can add markers or lines, add listeners or move the camera. In this case, 
 * we just move the camera to Sydney and add a marker in Sydney. 
 */ 
  
 override 
  
 fun 
  
 onMapReady 
 ( 
 googleMap 
 : 
  
 GoogleMap 
 ) 
  
 { 
  
 with 
 ( 
 googleMap 
 ) 
  
 { 
  
 moveCamera 
 ( 
 CameraUpdateFactory 
 . 
 newLatLngZoom 
 ( 
 SYDNEY 
 , 
  
 ZOOM_LEVEL 
 )) 
  
 addMarker 
 ( 
 MarkerOptions 
 (). 
 position 
 ( 
 SYDNEY 
 )) 
  
 } 
  
 } 
 } 
  
  

Java

 public 
  
 class 
 BasicMapDemoActivity 
  
 extends 
  
 SamplesBaseActivity 
  
 implements 
  
 OnMapReadyCallback 
  
 { 
  
 @Override 
  
 protected 
  
 void 
  
 onCreate 
 ( 
 Bundle 
  
 savedInstanceState 
 ) 
  
 { 
  
 super 
 . 
 onCreate 
 ( 
 savedInstanceState 
 ); 
  
 setContentView 
 ( 
 com 
 . 
 example 
 . 
 common_ui 
 . 
 R 
 . 
 layout 
 . 
 basic_demo 
 ); 
  
 SupportMapFragment 
  
 mapFragment 
  
 = 
  
 ( 
 SupportMapFragment 
 ) 
  
 getSupportFragmentManager 
 (). 
 findFragmentById 
 ( 
 com 
 . 
 example 
 . 
 common_ui 
 . 
 R 
 . 
 id 
 . 
 map 
 ); 
  
 mapFragment 
 . 
 getMapAsync 
 ( 
 this 
 ); 
  
 applyInsets 
 ( 
 findViewById 
 ( 
 com 
 . 
 example 
 . 
 common_ui 
 . 
 R 
 . 
 id 
 . 
 map_container 
 )); 
  
 } 
  
 /** 
 * This is where we can add markers or lines, add listeners or move the camera. In this case, 
 * we 
 * just add a marker near Africa. 
 */ 
  
 @Override 
  
 public 
  
 void 
  
 onMapReady 
 ( 
 GoogleMap 
  
 map 
 ) 
  
 { 
  
 map 
 . 
 addMarker 
 ( 
 new 
  
 MarkerOptions 
 (). 
 position 
 ( 
 new 
  
 LatLng 
 ( 
 0 
 , 
  
 0 
 )). 
 title 
 ( 
 "Marker" 
 )); 
  
 } 
 } 
  
  

Clone and run the samples

Git is required to run this sample locally. The following command clones the sample application repository.

git clone git@github.com:googlemaps-samples/android-samples.git

Import the sample project into Android Studio:

  1. In Android Studio, select File > New > Import Project.
  2. Go to the location where you saved the repository and select the project directory for Kotlin or Java:

    • Kotlin: PATH-REPO /android-samples/ApiDemos/kotlin
    • Java: PATH-REPO /android-samples/ApiDemos/java
  3. Select Open. Android Studio builds your project, using the Gradle build tool.
  4. Create a blank secrets.properties file in the same directory as your project's local.properties file. For more information about this file, see Add your API key to the project .
  5. Get an API key from your project with the Maps SDK for Android enabled .
  6. Add the following string to secrets.properties , replacing YOUR_API_KEYwith the value of your API key:

    MAPS_API_KEY= YOUR_API_KEY 
    
  7. Run the app.
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