Full Edit
Fragment Activity class:
import android.annotation.SuppressLint;
import android.graphics.Canvas;
import android.graphics.RectF;
import android.os.Bundle;
import android.support.v4.app.FragmentActivity;
import android.support.v4.app.Fragment;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.SupportMapFragment;
import com.google.android.gms.maps.UiSettings;
import com.google.android.maps.GeoPoint;
import com.google.android.maps.MapController;
public class Main extends FragmentActivity{
private GoogleMap mMap;
UiSettings settings;
MapController mapController;
GeoPoint geopoint;
RectF oval;
Canvas canvas;
int mRadius = 5;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_maps);
setUpMap();
}
@Override
protected void onResume(){
super.onResume();
setUpMap();
}
private void setUpMap(){
if (mMap != null) {
return;
}
mMap=((SupportMapFragment) getSupportFragmentManager().findFragmentById(R.id.myMapView)).getMap();
if (mMap == null) {
return;
}
mMap.setTrafficEnabled(true);
mMap.setMapType(GoogleMap.MAP_TYPE_HYBRID);
}
}
Layout file activity_maps:
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
android:background="#ffffff" >
<fragment
android:name="com.google.android.gms.maps.SupportMapFragment"
android:id="@+id/myMapView"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:clickable="true"
/>
</RelativeLayout>
Finally to manifest file add:
<permission
android:name="your_package.permission.MAPS_RECEIVE"
android:protectionLevel="signature"/>
<uses-permission android:name="your_package.permission.MAPS_RECEIVE"/>
<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="com.google.android.providers.gsf.permission.READ_GSERVICES"/>
<application
android:allowBackup="true"
android:icon="@drawable/logo"
android:label="@string/app_name"
android:theme="@style/AppTheme" android:debuggable="false">
<meta-data
android:name="com.google.android.maps.v2.API_KEY"
android:value="YOUR_API_KEY"/>
<activity.....
</activity>
</application>
Finally right click into your project --> Android --> Add google-play-services_lic to your project as reference. This codes copied from a published project. So this is working for me.