Rotate a content to 90 degrees

Enter the codes below into the Pdf Customiser template file

<?php $htmlParam = $this->serializeParams(array('html codes here')); ?>
<tcpdf method="Rotate" params="<?php echo $this->serializeParams(array(90)); ?>"/>
<tcpdf method="writeHTML" params="<?php echo $htmlParam ?>"/>
<!-- this reverses your 90 degrees rotation -->
<tcpdf method="Rotate" params="<?php echo $this->serializeParams(array(-90)); ?>"/>