Trip and Order Progress

FleetEngineTripLocationProvider class

google.maps.journeySharing.FleetEngineTripLocationProvider class

Trip location provider.

This class extends LocationProvider.

Requires the &libraries=journeySharing URL parameter. See Libraries in the Maps JavaScript API.

Constructor
`FleetEngineTripLocationProvider`	`FleetEngineTripLocationProvider(options)` Parameters: `options`: `FleetEngineTripLocationProviderOptions` `FleetEngineTripLocationProviderOptions` Options for the location provider. Creates a new location provider for a Fleet Engine trip.

Properties
`tripId`	Type: `string` The ID for the trip that this location provider observes. Set this field to begin tracking.

Methods
`refresh`	`refresh()` Parameters: None Return Value: `void` Explicitly refreshes the tracked location.
Inherited: `addListener`

Events
`error`	`function(event)` Arguments: `event`: `ErrorEvent` Event that is triggered when the location provider encounters an error.
`update`	`function(event)` Arguments: `event`: `FleetEngineTripLocationProviderUpdateEvent` Event that is triggered when a Fleet Engine data update request has finished.

google.maps.journeySharing.FleetEngineTripLocationProviderOptions interface

Options for trip location provider.

Requires the &libraries=journeySharing URL parameter. See Libraries in the Maps JavaScript API.

Properties
`authTokenFetcher`	Type: `AuthTokenFetcher` Provides JSON Web Tokens for authenticating the client to Fleet Engine.
`projectId`	Type: `string` The consumer's project ID from Google Cloud Console.
`pollingIntervalMillis optional`	Type: `number optional` Minimum time between fetching location updates in milliseconds. If it takes longer than `pollingIntervalMillis` to fetch a location update, the next location update is not started until the current one finishes. Setting this value to 0 disables recurring location updates. A new location update is fetched if any of the parameters observed by the location provider changes. The default polling interval is 5000 milliseconds, the minimum interval. If you set the polling interval to a lower non-zero value, 5000 is used.
`tripId optional`	Type: `string optional` The trip ID to track immediately after the location provider is instantiated. If not specified, the location provider does not start tracking any trip; use `FleetEngineTripLocationProvider.tripId` to set the ID and begin tracking.

google.maps.journeySharing.FleetEngineTripLocationProviderUpdateEvent interface

Event object returned by the trip location provider's update event.

Requires the &libraries=journeySharing URL parameter. See Libraries in the Maps JavaScript API.

Properties
`trip optional`	Type: `Trip optional` The trip structure returned by the update. Unmodifiable.