Module node 

FO tree node data structures

Structs

FoNode

A node in the FO tree

Enums

BlankOrNotBlank

Blank or not blank page for conditional page master selection

FoNodeData

FO node data - the actual formatting object information

OddOrEven

Odd or even page for conditional page master selection

PagePosition

Page position for conditional page master selection

RetrievePosition

Position for retrieving markers from the page