Android Map v2 example code .

UI designs:

activity_main.xml::

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity" >

    <fragment
        android:id="@+id/map"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        class="com.google.android.gms.maps.MapFragment" />

</RelativeLayout>


String.xml



<?xml version="1.0" encoding="utf-8"?>
<resources>

    <string name="app_name">mapv2</string>
    <string name="action_settings">Settings</string>
    <string name="hello_world">Hello world!</string>

</resources>

MainActivity.java

package com.example.mapv2;

import android.app.Activity;

import android.os.Bundle;

import android.view.Menu;

import com.google.android.gms.maps.CameraUpdateFactory;

import com.google.android.gms.maps.GoogleMap;

import com.google.android.gms.maps.MapFragment;

import com.google.android.gms.maps.model.BitmapDescriptorFactory;

import com.google.android.gms.maps.model.LatLng;

import com.google.android.gms.maps.model.Marker;

import com.google.android.gms.maps.model.MarkerOptions;

public class MainActivity extends Activity {

  static final LatLng HAMBURG = new LatLng(53.558, 9.927);

  static final LatLng KIEL = new LatLng(53.551, 9.993);

  private GoogleMap map;

@Override

  protected void onCreate(Bundle savedInstanceState) {

    super.onCreate(savedInstanceState);

    setContentView(R.layout.activity_main);

    map = ((MapFragment) getFragmentManager().findFragmentById(R.id.map))

        .getMap();

    Marker hamburg = map.addMarker(new MarkerOptions().position(HAMBURG)

        .title("Hamburg"));

    Marker kiel = map.addMarker(new MarkerOptions()

        .position(KIEL)

        .title("Kiel")

        .snippet("Kiel is cool")

        .icon(BitmapDescriptorFactory

            .fromResource(R.drawable.ic_launcher)));

    // Move the camera instantly to hamburg with a zoom of 15.

    map.moveCamera(CameraUpdateFactory.newLatLngZoom(HAMBURG, 15));

    // Zoom in, animating the camera.

    map.animateCamera(CameraUpdateFactory.zoomTo(10), 2000, null);

  }

  @Override

  public boolean onCreateOptionsMenu(Menu menu) {

    getMenuInflater().inflate(R.menu.main, menu);

    return true;

  }

} 

how to get google api key for google maps:

To refers below links:

 3rd is very usful for you..................

1.http://www.alperguc.com/en/web-apis/google-maps-api/google-maps-api-key.html

2.http://stackoverflow.com/questions/14440043/how-to-get-google-maps-api-key

3.http://docs.xamarin.com/guides/android/platform_features/maps_and_location/obtaining_a_google_maps_api_key

Androidmanifest.xml

<?xml version="1.0" encoding="utf-8"?>

<manifest xmlns:android="http://schemas.android.com/apk/res/android"

    package="com.example.mapv2"

    android:versionCode="1"

    android:versionName="1.0" >

    <uses-sdk

        android:minSdkVersion="11"

        android:targetSdkVersion="17" />

    <uses-feature

android:glEsVersion="0x00020000"

android:required="true"/>

    

    

    

    <uses-permission android:name="android.permission.INTERNET"/>

<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>

<uses-permission android:name="com.google.android.providers.gsf.permission.READ_GSERVICES"/>

<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"/>

<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/>

<uses-permission android:name="com.example.mapv2.permission.MAPS_RECEIVE"/>

    <permission

          android:name="com.example.mapv2.permission.MAPS_RECEIVE"

          android:protectionLevel="signature"/>

    

    <application

        android:allowBackup="true"

        android:icon="@drawable/ic_launcher"

        android:label="@string/app_name"

        android:theme="@style/AppTheme" >

        <activity

            android:name="com.example.mapv2.MainActivity"

            android:label="@string/app_name" >

            <intent-filter>

                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />

            </intent-filter>

        </activity>

        

        <meta-data

            android:name="com.google.android.maps.v2.API_KEY"

            android:value="AIzaSyAQMBQBnFU7SO8OHOhBlXr8AE0XEy9Xd8c" />

    </application>

</manifest>