Public Sub AddSymbolWithLeader()
' Set a reference to the drawing document.
' This assumes a drawing document is active.
Dim oDrawDoc As DrawingDocument
Set oDrawDoc = ThisApplication.ActiveDocument
' Set a reference to the active sheet.
Dim oActiveSheet As Sheet
Set oActiveSheet = oDrawDoc.ActiveSheet
' Set a reference to the drawing curve segment.
' This assumes that a drwaing curve is selected.
Dim oDrawingCurveSegment As DrawingCurveSegment
Set oDrawingCurveSegment = oDrawDoc.SelectSet.Item(1)
' Set a reference to the drawing curve.
Dim oDrawingCurve As DrawingCurve
Set oDrawingCurve = oDrawingCurveSegment.Parent
' Get the mid point of the selected curve
' assuming that the selection curve is linear
Dim oMidPoint As Point2d
Set oMidPoint = oDrawingCurve.MidPoint
' Set a reference to the TransientGeometry object.
Dim oTG As TransientGeometry
Set oTG = ThisApplication.TransientGeometry
Dim oLeaderPoints As ObjectCollection
Set oLeaderPoints = ThisApplication.TransientObjects.CreateObjectCollection
' Create a few leader points.
Call oLeaderPoints.Add(oTG.CreatePoint2d(oMidPoint.X + 10, oMidPoint.Y + 10))
Call oLeaderPoints.Add(oTG.CreatePoint2d(oMidPoint.X + 10, oMidPoint.Y + 5))
' Create an intent and add to the leader points collection.
' This is the geometry that the symbol will attach to.
Dim oGeometryIntent As GeometryIntent
Set oGeometryIntent = oActiveSheet.CreateGeometryIntent(oDrawingCurve)
Call oLeaderPoints.Add(oGeometryIntent)
' Get the first symbol definition
Dim oSketchSymDef As SketchedSymbolDefinition
Set oSketchSymDef = oDrawDoc.SketchedSymbolDefinitions.Item(1)
' Create the symbol with a leader
Dim oSketchedSymbol As SketchedSymbol
Set oSketchedSymbol = oActiveSheet.SketchedSymbols.AddWithLeader(oSketchSymDef, oLeaderPoints)
End Sub