NavmiiSDK
Write yourself a navigation system in iOS
Class Hierarchy
This inheritance list is sorted roughly, but not completely, alphabetically:
[detail level 12]
 CNSObject
 CNMAddress
 CNMDirection
 CNMMapControl
 CNMMapCoordinates
 CNMMapRectangle
 CNMMapSettings
 CNMNavigationInfo
 CNMPOICategoryPOI category
 CNMPoiItem
 CNMRoadInfo
 CNMRouteInfo
 CNMSnappingResult
 CNMVoicePack
 C<NSObject>
 C<NMAddressLookupDelegate>
 C<NMAudioDelegate>
 C<NMControlDelegate>
 C<NMHudDelegate>
 C<NMMapControlDelegate>
 C<NMNotificationManagerDelegate>
 C<NMOnRouteDelegate>
 C<NMPOIImporterDelegate>
 C<NMPOILookupDelegate>
 C<NMReverseLookupDelegate>
 C<NMRouteDelegate>
 C<NMTrafficJamOnRouteDelegate>
 C<NMUserItemsOnMapDelegate>
 CUIView
 CNMMapView