Description

bool cpdf_add_annotation ( int pdf_document, float llx, float lly, float urx, float ury, string title, string content [, int mode])

The cpdf_add_annotation() adds a note with the lower left corner at ( llx , lly ) and the upper right corner at ( urx , ury ). Returns TRUE on success or FALSE on failure.

The optional parameter mode determines the unit length. If it is 0 or omitted the default unit as specified for the page is used. Otherwise the coordinates are measured in postscript points disregarding the current unit.