Labels:text | screenshot | font | number | document OCR: Property Description Canvas Represents the surface of the currently printing page. Orientation Determines if the print job prints vertically or horizontally on a page. The possible values are: poPortrait and poLandscape. PrinterIndex Specifies which printer listed in the Printers property is the currently selected printer. To select the default printer, set the value of PrinterIndex to -1. Printers List of all printers installed in Windows. Title Determines the text that appears in the Print Manager and on network header pages for the current print job. Figure 3: Common properties associated with a TPrinter object.