![](dotnetdiagramimages/MESCIUS_ActiveReports_Core_Rendering_GrapeCity_DataVisualization_Chart__TrendlineDefinition.png)
'宣言
Public Class _TrendlineDefinition Inherits GrapeCity.DataVisualization.Chart._BaseOverlayDefinition(Of ITrendlineOverlayOption) Implements ILegendOverlayDefinition, IOverlayDefinition, IQueryInterface, ITrendlineDefinition
public class _TrendlineDefinition : GrapeCity.DataVisualization.Chart._BaseOverlayDefinition<ITrendlineOverlayOption>, ILegendOverlayDefinition, IOverlayDefinition, IQueryInterface, ITrendlineDefinition
System.Object
GrapeCity.DataVisualization.Chart._BaseOverlayDefinition<TOption>
GrapeCity.DataVisualization.Chart._TrendlineDefinition
GrapeCity.DataVisualization.Chart._StockTrendlineOverlayDefinition