oWin:print( <oPrint>, <nRow>, <nCol>, <nZoom> ) -> < nil >

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 PARAMETER:

  <oPrint>      A printer object of the TPrinter class, created with
               DEFINE PRINTER

  <nRow>       The pixel row on the paper where the printing should start

  <nCol>       The pixel column on the paper where the printing should start

  <nZoom>      The enlargement factor that will be used when printing. It
               must be an integer value greater or equal to one.


 DESCRIPTION:

  This method will send the contents of the window to a printer object.
  The scaling of the printout can be controlled by <nZoom>