'Declaration Public MustInherit Class AnnotationData
public abstract class AnnotationData
public __gc abstract class AnnotationData
public ref class AnnotationData abstract
An example that shows how to add custom data property to annotation can be found here.
System.Object
 Vintasoft.Imaging.Annotation.AnnotationData
   Vintasoft.Imaging.Annotation.ArcAnnotationData
   Vintasoft.Imaging.Annotation.RectangleAnnotationData
   Vintasoft.Imaging.Annotation.CompositeAnnotationData
   Vintasoft.Imaging.Annotation.LineAnnotationDataBase
   Vintasoft.Imaging.Annotation.Measurements.MeasuringAnnotationData
   Vintasoft.Imaging.Annotation.Measurements.MeasuringTextData
   Vintasoft.Imaging.Annotation.Dicom.DicomAnnotationData
Target Platforms: .NET9; .NET 8; .NET 7; .NET 6; .NET Framework 4.8, 4.7, 4.6, 4.5, 4.0, 3.5