public
// Create a FlexPrintJob instance.
var printJob:FlexPrintJob = new FlexPrintJob();
// Start the print job.
if(printJob.start()) {
printJob.addObject(canvasId);
// Send the job to the printer.
printJob.send();
}
}
http://www.talkincode.com/external-script-files-and-printing-objects-with-flex-614.html
http://flexonblog.wordpress.com/2008/07/03/how-to-print-contents-of-a-container-canvas/
function doPrint():void{