/* $DOC$
   $NAME$
      ft_EscCode()
   $CATEGORY$
      Conversion
   $ONELINER$
      Convert Lotus style escape codes
   $SYNTAX$
      ft_EscCode( <cASCII> )  -> <cPrinterFormat>
   $ARGUMENTS$
      <cASCII> is the ASCII representation of the printer control
      codes in Lotus 123 format (e.g. "\027E" for hb_BChar( 27 ) + "E")

      "\nnn" will be converted to hb_BChar( nnn )
      "\\" will be converted to "\"
   $RETURNS$
      The binary version of an ASCII coded printer setup string.
   $DESCRIPTION$
      This function is useful for allowing the user to enter printer
      control codes in Lotus-style ASCII format, and then having
      this function convert that code to the format that the printer
      needs to receive.
   $EXAMPLES$
      cSetup := "\015"         // default = Epson compressed print
      UserInput( @cSetup )     // Let user modify setup code
      SET DEVICE TO PRINTER    // get ready to print
      ?? ft_EscCode( cSetup )  // Output the converted code
   $END$
 */