Purges the fit data of a spline.
Supported platforms: Windows only
No return value.
Removes the fit data of a spline.
VBA:
Sub Example_PurgeFitData() ' This example creates a spline object in model space. ' It then returns the current number of fit points, ' and then purges the fit data. Dim splineObj As AcadSpline Dim startTan(0 To 2) As Double Dim endTan(0 To 2) As Double Dim fitPoints(0 To 8) As Double startTan(0) = 0.5: startTan(1) = 0.5: startTan(2) = 0 endTan(0) = 0.5: endTan(1) = 0.5: endTan(2) = 0 fitPoints(0) = 0: fitPoints(1) = 0: fitPoints(2) = 0 fitPoints(3) = 5: fitPoints(4) = 5: fitPoints(5) = 0 fitPoints(6) = 10: fitPoints(7) = 0: fitPoints(8) = 0 Set splineObj = ThisDrawing.ModelSpace.AddSpline(fitPoints, startTan, endTan) ZoomAll MsgBox "Before the purge there are " & splineObj.NumberOfFitPoints & " fit points.", , "PurgeFitData Example" ' Purge the fit data splineObj.PurgeFitData ThisDrawing.Regen True MsgBox "After the purge there are " & splineObj.NumberOfFitPoints & " fit points.", , "PurgeFitData Example" End Sub
Visual LISP:
(vl-load-com) (defun c:Example_PurgeFitData() ;; This example creates a spline object in model space. ;; It then returns the current number of fit points, ;; and then purges the fit data. (setq acadObj (vlax-get-acad-object)) (setq doc (vla-get-ActiveDocument acadObj)) ;; Create the spline (setq startTan (vlax-3d-point 0.5 0.5 0) endTan (vlax-3d-point 0.5 0.5 0) fitPoints (vlax-make-safearray vlax-vbDouble '(0 . 8))) (vlax-safearray-fill fitPoints '(0 0 0 5 5 0 10 0 0 ) ) (setq modelSpace (vla-get-ModelSpace doc)) (setq splineObj (vla-AddSpline modelSpace fitPoints startTan endTan)) (vla-ZoomAll acadObj) (alert (strcat "Before the purge there are " (itoa (vla-get-NumberOfFitPoints splineObj)) " fit points.")) ;; Purge the fit data (vla-PurgeFitData splineObj) (vla-Regen doc :vlax-true) (alert (strcat "After the purge there are " (itoa (vla-get-NumberOfFitPoints splineObj)) " fit points.")) )