Acceptable Values for the textrendering PDFLib option
Option Value Result
0 Normal (default)
1 Stroke Only (Outlined Text)
2 Fill and Stroke Text
3 Invisible Text
4 Normal Text (Add to clipping path)
5 Stroke Text (Add to clipping path)
6 Fill and Stroke Text (Add to clipping path)
7 Invisible Text (Add to clipping path)