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
- Name the property of the MKMapView class that enables you to show your current location on the map.
- Name the protocol that you need to implement in order to monitor changes in your map.
- Name the method that you need to call to start updating your location.
- Name the method that you need to call to start updating your heading.
- 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 | Call the startUpdatingHeading method. |
| Rotating the map | Embed the MapView in another View and rotate the MapView. |
| Displaying annotations | Create a class that inherits from the MKAnnotation base class. |
..................Content has been hidden....................
You can't read the all page of ebook, please click here login for view all page.