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| ArcObjects Help for .NET developers > ArcObjects namespaces > Carto > ESRI.ArcGIS.Carto > Interfaces > IA > IAnnotateLayerTransformationProperties Interface > IAnnotateLayerTransformationProperties.ReferenceScale Property (ArcObjects .NET 10.5 SDK) | 
Reference scale for computing scaled symbol sizes.
[Visual Basic .NET] Public Property ReferenceScale As Double
[C#] public double ReferenceScale {get; set;}
[C++]
HRESULT get_ReferenceScale(
  double* Scale
);
[C++]
HRESULT put_ReferenceScale(
  double Scale
);
[C++]
Parameters Scale [out, retval] Scale is a parameter of type double Scale [in] Scale is a parameter of type double