Shipment Tracking

FleetEngineShipmentLocationProvider class

google.maps.journeySharing.FleetEngineShipmentLocationProvider class

Shipment location provider.

This class extends LocationProvider.

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

Constructor
`FleetEngineShipmentLocationProvider`	`FleetEngineShipmentLocationProvider(options)` Parameters: `options`: `FleetEngineShipmentLocationProviderOptions` `FleetEngineShipmentLocationProviderOptions` Options for the location provider. Creates a new location provider for Fleet Engine shipment tracking.

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

Methods
`getTask`	`getTask()` Parameters: None Return Value: `Task\|null` Returns the currently tracked task.
`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`: `FleetEngineShipmentLocationProviderUpdateEvent` Event that is triggered when a Fleet Engine data update request has finished.

google.maps.journeySharing.FleetEngineShipmentLocationProviderOptions interface

Options for shipment 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.
`trackingId optional`	Type: `string optional` The tracking ID of the task to track immediately after the location provider is instantiated. If not specified, the location provider does not start tracking any task; use `FleetEngineShipmentLocationProvider.trackingId` to set the tracking ID and begin tracking.

google.maps.journeySharing.FleetEngineShipmentLocationProviderUpdateEvent interface

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

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

Properties
`task optional`	Type: `Task optional` The task structure returned by the update. Unmodifiable.