Use PrintForm From Powerpack , But Is Does Not Have Fit Size Function?

I try to use printForm from powerpack , but is doesnot have fit size function. I use the following code to print , using setResolution to set the size to fit A4 paper. But I cannot print the scrollable area. 1) If using such approach, how can I print scrollable area2) With PageSetupDiaDialog, how can i set to default orientation to Landscape. I use pageSetupDialog.PageSetting.Landscapte = true, but there is error when it runs

Public Function calculatePrintPageNumber(ByVal form As Form, ByVal panelsize As Size) As Int32 Dim panelHeight As Integer = panelsize.Height Dim formHeight As Integer = form.Height Return System.Math. Abs(formHeight[code]....