Using Programming Languages other than VBA

Sub Example_Helix_BaseRadius()
	Dim ssetObj As AcadSelectionSet
	Set ssetObj = ThisDrawing.SelectionSets.Add("TEST_HELIX")
	Dim mode As Integer

	ssetObj.SelectOnScreen

	Dim obj As AcadEntity
	Dim helix As AcadHelix
	Dim helixBaseRadius As Double
	Dim objName As String
	For Each obj In ssetObj
		objName = obj.ObjectName
			If TypeOf obj Is AcadHelix Then
			Set helix = obj
			helix.BaseRadius = helix.BaseRadius * 2
			MsgBox "Baseradius of helix is doubled to " & helix.BaseRadius * 2
			End If
	Next
	ssetObj.Delete
End Sub

Sub Example_Helix_TopRadius()
	Dim ssetObj As AcadSelectionSet
	Set ssetObj = ThisDrawing.SelectionSets.Add("TEST_HELIX")
	Dim mode As Integer

	ssetObj.SelectOnScreen

	Dim obj As AcadEntity
	Dim helix As AcadHelix
	Dim helixBaseRadius As Double
	Dim objName As String
	For Each obj In ssetObj
		objName = obj.ObjectName
			If TypeOf obj Is AcadHelix Then
			Set helix = obj
			helix.TopRadius = helix.TopRadius * 0.5
			MsgBox "Top radius of helix is halved to " & helix.TopRadius * 0.5
			End If
	Next
	ssetObj.Delete
End Sub

Sub Example_Helix_Direction()
	Dim ssetObj As AcadSelectionSet
	Set ssetObj = ThisDrawing.SelectionSets.Add("TEST_HELIX")
	Dim mode As Integer

	ssetObj.SelectOnScreen

	Dim obj As AcadEntity
	Dim helix As AcadHelix
	Dim helixBaseRadius As Double
	Dim objName As String
	For Each obj In ssetObj
		objName = obj.ObjectName
			If TypeOf obj Is AcadHelix Then
			Set helix = obj
			If helix.Twist = acCCW Then
				helix.Twist = acCW
			Else
				helix.Twist = acCCW
			End If
			MsgBox "Direction is reversed"
			End If
	Next
	ssetObj.Delete
End Sub

Sub Example_Helix_Height()
	Dim ssetObj As AcadSelectionSet
	Set ssetObj = ThisDrawing.SelectionSets.Add("TEST_HELIX")
	Dim mode As Integer

	ssetObj.SelectOnScreen

	Dim obj As AcadEntity
	Dim helix As AcadHelix
	Dim helixBaseRadius As Double
	Dim objName As String
	For Each obj In ssetObj
		objName = obj.ObjectName
			If TypeOf obj Is AcadHelix Then
			Set helix = obj
			helix.Constrain = acHeight
			helix.Height = helix.Height * 2
			MsgBox "Height doubled"
			End If
	Next
	ssetObj.Delete
End Sub

Sub Example_Helix_Turns()
	Dim ssetObj As AcadSelectionSet
	Set ssetObj = ThisDrawing.SelectionSets.Add("TEST_HELIX")
	Dim mode As Integer

	ssetObj.SelectOnScreen

	Dim obj As AcadEntity
	Dim helix As AcadHelix
	Dim helixBaseRadius As Double
	Dim objName As String
	For Each obj In ssetObj
		objName = obj.ObjectName
			If TypeOf obj Is AcadHelix Then
			Set helix = obj
			helix.Constrain = acTurns
			helix.Turns = helix.Turns * 2
			MsgBox "Turns doubled"
			End If
	Next
	ssetObj.Delete
End Sub

Sub Example_Helix_TurnHeight()
	Dim ssetObj As AcadSelectionSet
	Set ssetObj = ThisDrawing.SelectionSets.Add("TEST_HELIX")
	Dim mode As Integer

	ssetObj.SelectOnScreen

	Dim obj As AcadEntity
	Dim helix As AcadHelix
	Dim helixBaseRadius As Double
	Dim objName As String
	For Each obj In ssetObj
		objName = obj.ObjectName
			If TypeOf obj Is AcadHelix Then
			Set helix = obj
			helix.Constrain = acTurnHeight
			helix.TurnHeight = helix.TurnHeight * 2
			MsgBox "Turns height doubled"
			End If
	Next
	ssetObj.Delete
End Sub