public PdfDocument(
	PaperType PaperType,
	bool Landscape,
	UnitOfMeasure UnitOfMeasure,
	Stream Stream
)

Parameters

PaperType

Type: PdfFileWriterPaperType
Paper type

Landscape

Type: SystemBoolean
True for landscape, false for portrait.

UnitOfMeasure

Type: PdfFileWriterUnitOfMeasure
Unit of measure code.

Stream

Type: System.IOStream
File or memory stream.

This constructor generates a document with default page size of Letter, Leagal, A3, A4 or A5.

Page orientation is determined by the landscape argument.

Unit of measure is a an enumeration constant (Point, Inch, cm, mm)

The PDF document will be saved in the stream argument. The stream can be either a MemoryStream or a FileStream. It is the calling program responsibiliy to close the stream after CreateFile() method is called.

Reference