Hi,
Thank you for your interest in Essential PDF.
1)The Text Alignment property can only be used with DrawMultiText method. Here is a sample for your reference:
TextAlignment.zip
2)I was able to reproduce the problem regarding ''\qj'' tag. I have created a bug report regarding this issue, you can track the status of this bug report from the following link.
http://www.syncfusion.com/support/issues/pdf/Default.aspx?ToDo=view&questId=2462
Please take a look and let me know if you have any other concerns.
Thanks,
Bhagya.