TT:trackRef

trackRef

Scheme description / Schemenbeschreibung / Description du schéma

Position of trackRef in the XML-Tree / Position von trackRef im XML-Baum / position de trackRef dans l’aborescence XML

Parent: <sectionTT>, <alternativeSectionTT> (introduced with version 2.5)
Children: None

Multiplicity / Anzahl / Multiplicité

Semantics / Bedeutung / Sémantique

The Element <trackRef> is referencing the track elements used by the train and described in detail in an infrastructure branch of the railml file.

Das Element <trackRef> referenziert track Elemente die vom Zug befahren werden und in einem Infrastrukturast der railML Datei näher beschrieben sind.

Attributes of trackRef / Attribute von trackRef / Attributs de trackRef

dir: This defines the validity of trackRef along the track. Possible values are:

up This denotes the direction from the <trackBegin> to the <trackEnd> (increasing relative position values).
down This goes opposite to up (decreasing relative position values).

ref: This refers to the id attribute of the associated <track> element.

xs:anyAttribute: This provides an extension point for non-railML attributes in a foreign namespace. How to use it?

Syntactic Constraints / Syntaktische Beschränkungen / Contraintes syntactiques

dir: xs:string, generic type for more constrained direction statements: enumeration up, down, unknown; derived from tLaxDirection; optional

ref xs:IDREF, mandatory

Best practice & Examples / Empfohlene Anwendung & Beispiele / Bonnes pratiques & exemples

Not yet described. / Noch nicht beschrieben. / Pas encore décrit.

Notes / Anmerkungen / Notes

Open issues / Offene Punkte/Pendenzen / Questions ouvertes