'宣言
Public Class _EllipseAnnotationDefinition Inherits GrapeCity.DataVisualization.Chart._BaseAnnotationOverlayDefinition(Of IEllipseOverlayOption) Implements IAnnotationOverlayDefinition, ILegendOverlayDefinition, IOverlayDefinition, IQueryInterface
public class _EllipseAnnotationDefinition : GrapeCity.DataVisualization.Chart._BaseAnnotationOverlayDefinition<IEllipseOverlayOption>, IAnnotationOverlayDefinition, ILegendOverlayDefinition, IOverlayDefinition, IQueryInterface