ant = page:CreateUnderlineAnnot(rect, text, encoder)
page:CreateUnderlineAnnot()
creates a new underline annotation object for the page.
The rect
parameter must be a table which contains left
, top
, right
, and bottom
fields that describe
a rectangle.
Nil
, the default encoding is used#HPDF_INVALID_PAGE
- An invalid page handle was set.
#HPDF_FAILED_TO_ALLOC_MEM
- Memory allocation failed.
#HPDF_INVALID_ENCODER
- An invalid encoder handle is specified.