![](dotnetdiagramimages/MESCIUS_ActiveReports_Core_Rendering_GrapeCity_DataVisualization_Chart__Annotation.png)
'宣言
Public MustInherit Class _Annotation Implements IAnnotation, IQueryInterface
public abstract class _Annotation : IAnnotation, IQueryInterface
System.Object
GrapeCity.DataVisualization.Chart._Annotation
GrapeCity.DataVisualization.Chart._LineAnnotation
GrapeCity.DataVisualization.Chart._RotatableAnnotation