Developing Location Based Applications for Android

Rajab Davudov

Outline• Introduction• GPS, aGPS and Google Maps API• Starred Applications• Sample Application Tutorial

Application Areas• Navigation Tools

• Tracking Applications Truck/Car Person Bus/Metro tracking

• Emergency Applications (Accident, Fire etc.)

• Location Based Advertisements and Discounts

• Location Based Personalization

Application Areas• Nearest Shop/Office Applications

• Geospatial Analysis

• Social Integration Applications GeoTagging (locations, pictures, videos)

• Personal Metering Applications Car Biking Running

• Spy Applications (not recommended)

Global Positioning System and Maps API

assisted - GPS

Starred Applicationscab4me BeetaunGoogle Maps

100,000,000 - 500,000,000

100,000 - 500,000

Starred ApplicationsCar Locator SpotMessage iNap: Arrival Alert

100,000 - 500,000 5,000 - 10,000 5,000 - 10,000

Speedometer ApplicationsUlysse Speedometer GPS Speedo AzSpeedoMeter

Other Applications

• Azercell with CaspianNavTel (Symbian and Windows Mobile)• http://yerler.im/

Requirements

• Eclipse• Android SDK

ToDo List :

1. new Android Application2. Modify source files, AndroidManifest and layout xml3. Sign for Google Maps API Key4. new Android Device5. run MapDemo Application on Device

Sample Application Tutorial

Create an empty Android Application

New Android Project

Google APIsGoogle APIs

Folder StructureMapDemo.javaMapDemo.java

main.xmlmain.xml

AndroidManifest.xmlAndroidManifest.xml

AndroidManifest.xml

MapDemo.java – Initial Java Source

MapDemo.java – add LocationListener

MapActivityMapActivityLocationListenerLocationListener

onLocationChangedonLocationChanged

res/layout/main.xml – add MapView to layout

MapDemo.java – update MapView with LocationListener

MapViewMapView

MapControllerMapController

Obtaining a Maps API Key

1. Find MD5 fingerprint for keystore2. Sign up for API Key from web site

Window -> Preferences

Get MD5 Fingerprint (Java 6)

> keytool -list -alias androiddebugkey -keystore debug.keystore -storepass android -keypass android

Get MD5 Fingerprint (Java 7)

> keytool -v -list -alias androiddebugkey -keystore debug.keystore -storepass android -keypass android

Sign up for Google Map API Key

http://code.google.com/android/maps-api-signup.html

Sign up for Google Map API Key

res/layout/main.xml – add MapView to layout

new Android Device

new Android Device Google APIsGoogle APIs

Run Application

Rajab Davudov

Senior Specialist at Azerfon LLCradjab@gmail.com

http://gplus.to/radjabhttp://www.fb.me/rajab.davudovhttp://www.linkedin.com/in/radjab