I use vla-PlotToFile to plot dwg to pdf with acWindow plottype, but pdf is offset. please help, thanks
(defun c:myplot ( / )
(vl-load-com)
(setq adoc (vla-get-activedocument (vlax-get-acad-object)))
(setvar "CMDECHO" 0)
(setvar "BLIPMODE" 0)
(setvar "OSMODE" 0)
;(setvar "LAYOUTREGENCTL" 1)
(setq lyout (vla-get-activelayout adoc))
(setq styleSheet "monochrome.ctb")
(setq cfgName "AutoCAD PDF (High Quality Print).pc3")
(vla-RefreshPlotDeviceInfo lyout)
(vla-put-ConfigName lyout CfgName)
(vla-put-PaperUnits lyout acMillimeters)
(vla-put-plotrotation lyout ac0degrees)
(vla-put-PlotType lyout acWindow)
(vla-put-CanonicalMediaName lyout "ISO_full_bleed_A3_(420.00_x_297.00_mm)")
(vla-put-PlotWithLineweights lyout :vlax-false)
(vla-put-PlotWithPlotStyles lyout :vlax-true)
(vla-put-StyleSheet lyout styleSheet)
(vla-put-CenterPlot lyout :vlax-true)
(vla-put-plotrotation lyout ac0degrees)
(vla-put-activelayout adoc lyout)
(setq ss (ssget "X" '((0 . "INSERT") (2 . "bztk") (67 . 0))))
(setq i -1)
(repeat (sslength ss)
(setq i (1+ i))
(setq tk_ent (ssname ss i))
(vla-GetBoundingBox (vlax-ename->vla-object tk_ent) 'minpoint 'maxpoint)
(setq pointTemp1 (vlax-make-safearray vlax-vbDouble '(0 . 1)))
(vlax-safearray-put-element pointTemp1 0 (vlax-safearray-get-element minpoint 0))
(vlax-safearray-put-element pointTemp1 1 (vlax-safearray-get-element minpoint 1))
(setq pointTemp2 (vlax-make-safearray vlax-vbDouble '(0 . 1)))
(vlax-safearray-put-element pointTemp2 0 (vlax-safearray-get-element maxpoint 0))
(vlax-safearray-put-element pointTemp2 1 (vlax-safearray-get-element maxpoint 1))
(vla-SetWindowToPlot lyout pointTemp1 pointTemp2)
(vla-put-activelayout adoc lyout)
(vla-PlotToFile (vla-get-Plot adoc) (strcat (getvar 'dwgprefix) "draw" (itoa i)))
)
(setvar "BLIPMODE" 0)
(setvar "OSMODE" 231 )
(setvar "CMDECHO" 1)
)