PdfAnnotationCollection Class

Represents a collection of PdfAnnotations.

Inheritance Hierarchy

SystemObject
  SautinSoft.PdfPdfObject
    SautinSoft.PdfPdfCollection
      SautinSoft.PdfPdfCollectionPdfAnnotation
        SautinSoft.PdfPdfOptionalCollectionPdfAnnotation
          SautinSoft.Pdf.AnnotationsPdfAnnotationCollection

Namespace: SautinSoft.Pdf.Annotations
Assembly: SautinSoft.Pdf (in SautinSoft.Pdf.dll) Version: 2026.1.20

Syntax

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public sealed class PdfAnnotationCollection : PdfOptionalCollection<PdfAnnotation>, 
	IList, ICollection, IEnumerable, IList<PdfAnnotation>, 
	ICollection<PdfAnnotation>, IEnumerable<PdfAnnotation>

Public NotInheritable Class PdfAnnotationCollection
	Inherits PdfOptionalCollection(Of PdfAnnotation)
	Implements IList, ICollection, IEnumerable, IList(Of PdfAnnotation), 
	ICollection(Of PdfAnnotation), IEnumerable(Of PdfAnnotation)

The PdfAnnotationCollection type exposes the following members.

Methods

	Name	Description
	AddEmptyFileAttachment	Adds a PdfFileAttachmentAnnotation to the PdfAnnotationCollection with the associated file created from the specified fileSpecificationName with an empty EmbeddedFile. The Paperclip whose size is 7 pt x 17 pt is used for an appearance of a newly added PdfFileAttachmentAnnotation.
	AddFileAttachment	Adds a PdfFileAttachmentAnnotation to the PdfAnnotationCollection with the associated file copied from the resource specified by the filePath. The Paperclip whose size is 7 pt x 17 pt is used for an appearance of a newly added PdfFileAttachmentAnnotation.
	AddLink	Adds a PdfLinkAnnotation to the PdfAnnotationCollection.

Name

Description

AddEmptyFileAttachment

Adds a PdfFileAttachmentAnnotation to the PdfAnnotationCollection with the associated file created from the specified fileSpecificationName with an empty EmbeddedFile.

The Paperclip whose size is 7 pt x 17 pt is used for an appearance of a newly added PdfFileAttachmentAnnotation.

AddFileAttachment

Adds a PdfFileAttachmentAnnotation to the PdfAnnotationCollection with the associated file copied from the resource specified by the filePath.

The Paperclip whose size is 7 pt x 17 pt is used for an appearance of a newly added PdfFileAttachmentAnnotation.

AddLink

Adds a PdfLinkAnnotation to the PdfAnnotationCollection.

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Extension Methods

	Name	Description
	GetArray	Gets the PdfArray that serves as a backing storage of the specified PdfCollection. (Defined by PdfObjectExtensions)
	GetArray	Gets the PdfArray that serves as a backing storage of the specified PdfObject or if no PdfArray serves as a backing storage of the specified PdfObject. (Defined by PdfObjectExtensions)
	GetDictionary	Gets the PdfDictionary that serves as a backing storage of the specified PdfObject. (Defined by PdfObjectExtensions)
	GetOrAddArray	Gets the PdfArray that serves as a backing storage of the specified PdfCollection. (Defined by PdfObjectExtensions)
	GetOrAddDictionary	Gets the PdfDictionary that serves as a backing storage of the specified PdfObject. (Defined by PdfObjectExtensions)

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Reference

SautinSoft.Pdf.Annotations Namespace

Other Resources

PDF Specification ISO 32000-1:2008, section '12.5 Annotations'