System.Object
   FarPoint.Win.ElementWindowless
      FarPoint.Win.Spread.DrawingSpace.PSObject
         FarPoint.Win.Spread.DrawingSpace.PSContainer
            FarPoint.Win.Spread.DrawingSpace.SpreadNotesContainer
            FarPoint.Win.Spread.DrawingSpace.SpreadShapesContainer
         FarPoint.Win.Spread.DrawingSpace.PSShape
            FarPoint.Win.Spread.Chart.ChartShape
               FarPoint.Win.Spread.Chart.SpreadChart
            FarPoint.Win.Spread.DrawingSpace.AnnotationShape
            FarPoint.Win.Spread.DrawingSpace.ArcShape
            FarPoint.Win.Spread.DrawingSpace.ArrowShape
               FarPoint.Win.Spread.DrawingSpace.BentArrowShape
               FarPoint.Win.Spread.DrawingSpace.CurvedArrowShape
            FarPoint.Win.Spread.DrawingSpace.BannerShape
            FarPoint.Win.Spread.DrawingSpace.BurstShape
            FarPoint.Win.Spread.DrawingSpace.CalloutArrowShape
            FarPoint.Win.Spread.DrawingSpace.CaptionBalloonShape
               FarPoint.Win.Spread.DrawingSpace.ExclamationBalloonShape
               FarPoint.Win.Spread.DrawingSpace.ThoughtBalloonShape
            FarPoint.Win.Spread.DrawingSpace.CheckmarkShape
            FarPoint.Win.Spread.DrawingSpace.ChevronShape
            FarPoint.Win.Spread.DrawingSpace.CrescentShape
            FarPoint.Win.Spread.DrawingSpace.CustomShape
               FarPoint.Win.Spread.DrawingSpace.EditorCalloutShape
            FarPoint.Win.Spread.DrawingSpace.DiamondShape
            FarPoint.Win.Spread.DrawingSpace.DonutShape
            FarPoint.Win.Spread.DrawingSpace.EllipseShape
            FarPoint.Win.Spread.DrawingSpace.FivePointStarShape
            FarPoint.Win.Spread.DrawingSpace.FourWayArrowShape
            FarPoint.Win.Spread.DrawingSpace.HeartShape
            FarPoint.Win.Spread.DrawingSpace.Internal.StickyNoteCommentBase
               FarPoint.Win.Spread.DrawingSpace.Internal.CellNote
            FarPoint.Win.Spread.DrawingSpace.LightningBoltShape
            FarPoint.Win.Spread.DrawingSpace.LineShape
            FarPoint.Win.Spread.DrawingSpace.MultiSideShape
            FarPoint.Win.Spread.DrawingSpace.RectangleShape
               FarPoint.Win.Spread.Chart.ChartShape.ChartBoundingShape
            FarPoint.Win.Spread.DrawingSpace.RoundedRectangleShape
            FarPoint.Win.Spread.DrawingSpace.SpreadCameraShape
            FarPoint.Win.Spread.DrawingSpace.SquareCaptionBalloonShape
            FarPoint.Win.Spread.DrawingSpace.TextShape
            FarPoint.Win.Spread.DrawingSpace.ThreeWayArrowShape
            FarPoint.Win.Spread.DrawingSpace.TriangleShape
            FarPoint.Win.Spread.DrawingSpace.TwoWayArrowShape
            FarPoint.Win.Spread.DrawingSpace.UniversalNoShape
            FarPoint.Win.Spread.DrawingSpace.XShape
   FarPoint.Win.Spread.DrawingSpace.GradientSection
   FarPoint.Win.Spread.DrawingSpace.Internal.PSShapeStyleInfo
      FarPoint.Win.Spread.DrawingSpace.StickyNoteStyleInfo
   FarPoint.Win.Spread.DrawingSpace.PSGradient
   System.EventArgs
      FarPoint.Win.Spread.DrawingSpace.ObjectChangedEventArgs
      FarPoint.Win.Spread.DrawingSpace.ShapeEventArgs
   System.MarshalByRefObject
      System.ComponentModel.Component
         System.Windows.Forms.Control
            System.Windows.Forms.DataGridView
               FarPoint.Win.Spread.DrawingSpace.SymbolDataGridView
            System.Windows.Forms.ScrollableControl
               System.Windows.Forms.ContainerControl
                  System.Windows.Forms.Form
                     FarPoint.Win.Spread.DrawingSpace.DrawingToolbar
                     FarPoint.Win.Spread.DrawingSpace.NewPaperSize
                     FarPoint.Win.Spread.DrawingSpace.ShadowProps
                     FarPoint.Win.Spread.DrawingSpace.ShapeProps
                     FarPoint.Win.Spread.DrawingSpace.SymbolDialog
                     FarPoint.Win.Spread.DrawingSpace.TextAndFont
                     FarPoint.Win.Spread.DrawingSpace.TextInput
                     FarPoint.Win.Spread.DrawingSpace.Zoom

Reference

FarPoint.Win.Spread Assembly

User-Task Documentation

Using Shapes