require_once 'HTML/Progress/UI.php';
This method is used to know how the progress meter is filled.
HTML_Progress_UI::setFillWay
<?php require_once 'HTML/Progress.php'; $bar = new HTML_Progress(); $ui =& $bar->getUI(); $ui->setFillWay('reverse'); printf('this progress bar will be filled in "%s" way', $ui->getFillWay()); ?>