![](dotnetdiagramimages/MESCIUS_ActiveReports_Core_Rendering_GrapeCity_DataVisualization_Chart_DiscretePointTrendline.png)
'宣言
Public MustInherit Class DiscretePointTrendline Implements IQueryInterface
public abstract class DiscretePointTrendline : IQueryInterface
System.Object
GrapeCity.DataVisualization.Chart.DiscretePointTrendline
GrapeCity.DataVisualization.Chart.MovingAverageTrendline