IPXC_Annotation::OC Property
From PDF XChange PDF SDK
Represents optional content group or optional content membership dictionary that the annotation is associated with. If annotation has associated optional content, its visibility will be checked before the annotation will be drawn, as well as annotation's flags.
Syntax
HRESULT get_OC([out, retval] IUnknown** pOCMD); HRESULT put_OC([in] IUnknown* pOCMD);