TomTom SDK for iOS (0.41.0)
TomTom SDK for iOS
GuidanceEngine
GuidanceEngine
public protocol GuidanceEngine : ManageableEngineResponsible for generation of Guidance and LaneGuidance related to upcoming road maneuvers.
-
Defines whether generation of announcements is enabled.
Declaration
Swift
var announcementsEnabled: Bool { get set } -
Defines the
AnnouncementModefor thisGuidanceEngine.Declaration
Swift
var announcementMode: AnnouncementMode { get set } -
Returns a list of languages (represented as Locale) supported by
GuidanceEngine.Declaration
Swift
var availableLanguages: [Locale] { get } -
Generates guidance which might be a new upcoming maneuver or the same with updated distance to next maneuver.
Throws
NavigationSnapshotError.unavailableTripSnapshotif there is no route plan available.GuidanceEngineError.noNextInstructionsif there are no new instructions.Declaration
Swift
func generateGuidance(navigationSnapshot: NavigationSnapshot) throws -> GuidanceParameters
navigationSnapshotThe snapshot of the current navigation session.
Return Value
Guidance object containing guidance information related to the current position on the route.
-
Generates a lane guidance object related to the current position on the route based on input parameters.
Note
LaneGuidanceUpdateis suppressed (set to nil) when none of the lanes are set as recommended.Declaration
Swift
func generateLaneGuidance(navigationSnapshot: NavigationSnapshot) -> LaneGuidanceUpdate?Parameters
navigationSnapshotThe snapshot of the current navigation session.
Return Value
Lane guidance info object containing lane guidance information related to the current position on the route.