Announcer Class

An abstract class to control the announcement of NavigationEvents.

Inheritance Hierarchy

Namespace: Telogis.GeoBase.Navigation.Announcements
Assembly: geobase.net (in geobase.net.dll) Version: 4.99.0.0

Syntax

public abstract class Announcer : IAnnouncer, 
	IDisposable

Public MustInherit Class Announcer
	Implements IAnnouncer, IDisposable

The Announcer type exposes the following members.

Properties

	Name	Description
	BellEnabled	When enabled, a bell sound is played if we are within 3 seconds of a turn and it has been previously announced
	IsAnnouncementScheduled	Returns whether or not AnnouncerPlayItem is scheduled.
	LongWay	Obsolete. Gets or sets the maximum distance to announce the instruction for the next turn. If the distance to the next turn is greater than this distance, the driver will simply be told to 'continue'
	Units	The unit system to use in announcing the directions.
	Volume	Implemented by derived classes to control the volume at which announcements are played.

Methods

	Name	Description
	AbortPlay	Allow the currently playing phrase to finish, then abort the announcement.
	Bell	Play a 'bell' sound.
	Click	Play a 'click' sound
	Dispose	Disposes of the announcement or sound.
	Equals	Determines whether the specified object is equal to the current object. (Inherited from Object.)
	GetHashCode	Serves as the default hash function. (Inherited from Object.)
	GetMaxAnnouncementDistance	Gets the maximum distance to announce the instruction for the next turn.
	GetType	Gets the Type of the current instance. (Inherited from Object.)
	Play	Add a PlayItem to the play list.
	SayArrival	Announces arrival at the destination.
	SayMovement(NavigationEvent, NavigationEvent)	Announce the next (pending) navigation movement to the user.
	SayMovement(NavigationEvent, NavigationEvent, Boolean)	Announce the next (pending) navigation movement to the user.
	SetMaxAnnouncementDistance	Sets the maximum distance to announce the instruction for the next turn. If the distance to the next turn is greater than this distance, the driver will simply be told to 'continue'
	ToString	Returns a string that represents the current object. (Inherited from Object.)

Events

	Name	Description
	BeginPhrase	An event raised when an play item begins playing.
	BeginSound	An event raised when a sound file begins playing.
	EndPhrase	An event raised when an play item finishes playing.
	EndSound	An event raised when a sound file finishes playing.

Fields

	Name	Description
	MinTimeBetweenCloseDirections	The minimum time between which consecutive directions are played, if the directions are close (within 200 meters)
	MinTimeBetweenDirections	The minimum time between which consecutive directions are played
	TimeLastSoundFinished	Records the time that the last announcement finished playing.