Beginning iOS 5 Application Development

SUMMARY

This chapter explained how to use the Map Kit framework to display the Google Maps in your iPhone application. You also saw how to use the Core Location framework to help you obtain your location information. Combining the Map Kit and the Core Location frameworks enables you to create very compelling location-based services.

EXERCISES

1. Name the property of the MKMapView class that enables you to show your current location on the map.
2. Name the protocol that you need to implement in order to monitor changes in your map.
3. Name the method that you need to call to start updating your location.
4. Name the method that you need to call to start updating your heading.
5. Name the class responsible for reverse geocoding.

   Answers to the exercises can be found in Appendix D.

WHAT YOU LEARNED IN THIS CHAPTER

TOPIC	KEY CONCEPTS
Framework for displaying Google Maps	Map Kit
Framework for obtaining geographical location	Core Location
Class for displaying Google Maps	MKMapView
Showing current location on the map	showsUserLocation
Monitoring changes in the map	Implement the MKMapViewDelegate protocol.
Changing the zoom level of the map	Set the latitudeDelta and longitudeDelta properties of the map.
Monitoring changes in location	Implement the CLLocationManagerDelegate protocol.
Getting location updates	Call the startUpdatingLocation method.
Getting directional updates ...