Resumen
An enumeration for the reference landmark type.
Propiedades
| Propiedad | Explicación | Tipo de datos |
| Confirmation (Sólo lectura) | The reference landmark is a confirmation. | Integer |
| RailwayCrossing (Sólo lectura) | The reference landmark is a railway crossing. | Integer |
| StopSign (Sólo lectura) | The reference landmark is a stop sign. | Integer |
| TrafficLight (Sólo lectura) | The reference landmark is a traffic light. | Integer |
| Turn (Sólo lectura) | The reference landmark is a turn. | Integer |