`TPDFDocument`
pt	ro	GlobalXRefs
pt	ro	GlobalXRefCount
pt		CurrentColor
pt		CurrentWidth
		Fonts
	ro	Pages
	ro	Images
	ro	Catalogue
	ro	Trailer
		FontFiles
		FontDirectory
	ro	Sections
	ro	ObjectCount
		LineCapStyle
pl		Options
pl		LineStyles
pl		PageLayout
pl		Infos
pl		DefaultPaperType
pl		DefaultOrientation
pl		DefaultUnitOfMeasure