![](dotnetdiagramimages/MESCIUS_ActiveReports_Core_Rendering_GrapeCity_DataVisualization_Chart__LineGaugeAnnotation.png)
'宣言
Public Class _LineGaugeAnnotation Inherits _LineAnnotation Implements IAnnotation, IBoxBounded, IQueryInterface
public class _LineGaugeAnnotation : _LineAnnotation, IAnnotation, IBoxBounded, IQueryInterface
System.Object
GrapeCity.DataVisualization.Chart._Annotation
GrapeCity.DataVisualization.Chart._LineAnnotation
GrapeCity.DataVisualization.Chart._LineGaugeAnnotation