TOPIC:

Text Link's highlight function is added at radaae pdf engine(version3.8.3).
but this function is difficult to read the text so we need to erase highlight function.
We looked at the API to solve this,
We have found that using false for the show_annots parameter can prevent the highlighting of the link from being highlighted.

bool Page_render( PDF_PAGE page, PDF_DIB dib, PDF_MATRIX matrix, bool show_annots, PDF_RENDER_MODE mode );

But if we use this, we can not use drawInk, stamp option either.
Therefore, we need a way to turn off the annotation for the link only highlights.

Hi,
If you want to set Text Link trasparent you could go to PDFVGlobal:Instead if you want to change highlight color you could go to the same class and set: