Delegate methods: MKMapView

Delegate -
Responding to Map Position Changes
– mapView:regionWillChangeAnimated:
– mapView:regionDidChangeAnimated:

Loading the Map Data
– mapViewWillStartLoadingMap:
– mapViewDidFinishLoadingMap:
– mapViewDidFailLoadingMap:withError:

Tracking the User Location
– mapViewWillStartLocatingUser:
– mapViewDidStopLocatingUser:
– mapView:didUpdateUserLocation:
– mapView:didFailToLocateUserWithError:
– mapView:didChangeUserTrackingMode:animated:  required method

Managing Annotation Views
– mapView:viewForAnnotation:
– mapView:didAddAnnotationViews:
– mapView:annotationView:calloutAccessoryControlTapped:

Dragging an Annotation View
– mapView:annotationView:didChangeDragState:fromOldState:

Selecting Annotation Views
– mapView:didSelectAnnotationView:
– mapView:didDeselectAnnotationView:

Managing Overlay Views
– mapView:viewForOverlay:
– mapView:didAddOverlayViews: