ro 

Annots (TPDFPage)

BBox (TPDFForm)

ro 

Document (TPDFDocumentObject)

FormMatrix (TPDFForm)

Group (TPDFForm)

ro 

Index (TPDFForm)

Isolated (TPDFForm)

Knockout (TPDFForm)

ro 

LastFont (TPDFPage)

Matrix (TPDFPage)

ro 

ObjectCount (TPDFPage)

ro 

Objects (TPDFPage)

Orientation (TPDFPage)

Paper (TPDFPage)

PaperType (TPDFPage)

UnitOfMeasure (TPDFPage)