`TPDFExtGState`
	ro	Type_
	ro	LW
	ro	LC
	ro	LJ
	ro	ML
	ro	D
	ro	RI
	ro	OP_U
	ro	op_l
	ro	OPM
	ro	Font
	ro	BG
	ro	BG2
	ro	UCR
	ro	UCR2
	ro	TR
	ro	TR2
	ro	HT
	ro	FL
	ro	SM
	ro	SA
	ro	BM
	ro	SMask
	ro	CA_U
	ro	ca_l
	ro	AIS
	ro	TK

`TPDFIndirect`
	ro	Document
	ro	Stream
		UnfilteredStream
		ObjectID
		ObjectGeneration
	ro	ObjectDict
	ro	ObjectType
		ObjectPositions

`TPDFContainer`
	ro	Count
		Objects

`TPDFObject`