GetTrackIDField Method (RealtimeFeatureClassDefinition)

In This Topic

Gets the track ID field name. This method must be called on the MCT. Use QueuedTask.Run.

Syntax

C#
Visual Basic (Declaration)

public string GetTrackIDField()

Public Function GetTrackIDField() As String

Return Value

The name of track id field.

Exceptions

Exception	Description
ArcGIS.Core.CalledOnWrongThreadException	This method or property must be called within the lambda passed to QueuedTask.Run.

Remarks

Values from this field indicate which track features belong to.

If the table has a TrackID field, then you can renderer previous observations with different symbology and/or draw lines by connecting those observation locations.

Also refer to ArcGIS.Deskop.Mapping.StreamLayer.SetPreviousObservationsRenderer and ArcGIS.Deskop.Mapping.StreamLayer.SetTrackLinesRenderer for more details.

Example

Get the Track Id Field from the Realtime Feature class

//Must be on QueuedTask
using (var rfc = streamLayer.GetFeatureClass())
using (var rfc_def = rfc.GetDefinition())
{
  if (rfc_def.HasTrackIDField())
  {
    var fld_name = rfc_def.GetTrackIDField();

  }
}

Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

Reference

RealtimeFeatureClassDefinition Class
RealtimeFeatureClassDefinition Members

Send feedback