Printer.TicketTotal

<?xml version="1.0" encoding="UTF-8"?>
<output>   
    <display>
        <line>
            <text align="left" length="10">Total.</text>
            <text align="right" length="10">${ticket.printTotal()}</text>
        </line>
        <line>
           <text align="center" length="20">Thank you.</text>
        </line>
    </display>
</output>