1. Google APIs & Location Based Applications -Krishna Achanta krishna.achanta@gmail.com

2. Prerequisites Eclipse with Android SDK and AVD Manager Google Apis Java XML Android device[or Emulator] to test

3. Agenda: 1. Google Maps Api for Android. For applications using Google MapViews 2. Android Location Package. The classes required to access the users location without having to use maps.

4. MapView Adding Google APIs Obtaining Maps Key Using MapActivity Showing current location Adding Overlay items

5. MapView: Adding Google APIs All you need. [not really] http://code.google.com/android/add-ons/google- apis/index.html

6. MapView: Obtaining Maps Key Generate Certificate keytool -genkey -v -keystore droid_kids.keystore -alias droid_kids -keyalg RSA -keysize 2048 - validity 10000 Get Fingerprint of the certificate keytool -list -alias droid_kids -keystore droid_kids.keystore Fingerprint is : E0:9D:58:9F:B2:CD:5C:9C:42:8B:60:0F:23:BC:24:11 Register the fingerprint with Google Maps Service http://code.google.com/android/maps-api-signup.html Key is: 0zu3JWra9vK5LxswGR1V4Wh3SztudX-UjgLWLJA

7. MapView: Create Maps Activity Include Maps library Add permissions Create a MapView layout and add the key <com.google.android.maps.MapView xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/mapview" android:layout_width="fill_parent" android:layout_height="fill_parent" android:clickable="true" android:apiKey=" 0zu3JWra9vK5LxswGR1V4Wh3SztudX-UjgLWLJA "/>

8. MapView Coding Layers Zoom Center Overlays MyLocation

9. Find Location Location Sources LocationManager & Location Providers Criteria LocationListener locationManager.requestLocationUpdates(bestProvider, time, distance, locationListener);

10. Questions OUT OF TIME

11. References - http://developer.android.com/guide/topics/location/index.htm lhttp://developer.android.com/guide/topics/location/index.htm l - http://code.google.com/android/add-ons/google-apis/http://code.google.com/android/add-ons/google-apis/ - http://www.anddev.org/index.phphttp://www.anddev.org/index.php - http://itouchmap.com/latlong.html [For finding location coordinates].http://itouchmap.com/latlong.html