| Name | Description |
| ActivateAction | Gets or sets an action to be performed when the annotation is activated. (Inherited from PdfAnnotation) |
| AdditionalActions | Gets or sets an additional-actions defining the annotation's behavior in response to various trigger events. (Inherited from PdfAnnotation) |
| AnnotationType | Gets or sets the type of annotation. (Inherited from PdfAnnotation) |
| AppearanceGenerator | Gets or sets the appearance generator of annotation. (Inherited from PdfAnnotation) |
| AppearanceMatrix | Gets or sets a transformation matrix of annotation appearances. (Inherited from PdfAnnotation) |
| Appearances | Gets or sets annotation appearances specifying how the annotation is presented visually on the page. (Inherited from PdfAnnotation) |
| AppearanceState | Gets or sets name of appearance state. (Inherited from PdfAnnotation) |
| AssociatedFiles | Gets or sets the list of file specification representing the data associated with this annotation in the manner specified by the AssociatedFileRelationship property. (Inherited from PdfAnnotation) |
| BasicObject | Gets the basic object of this tree node. (Inherited from PdfTreeNodeBase) |
| BlendMode | Gets or sets he blend mode that shall be used when painting the annotation onto the page (PDF 2.0). (Inherited from PdfAnnotation) |
| BorderDashArray | Gets or sets an array of custom dashes and spaces for annotation border. (Inherited from PdfAnnotation) |
| BorderStyle | Gets or sets a border style of annotation. (Inherited from PdfAnnotation) |
| BorderStyleType | Gets or sets the type of border style. (Inherited from PdfAnnotation) |
| BorderWidth | Gets or sets a width of annotation border in points (user units). (Inherited from PdfAnnotation) |
| CanInteractWithUser | Gets a value indicating whether the annotation can interact with user in View or Markup interaction mode. (Inherited from PdfAnnotation) |
| CaptionOffsetHorizontal | Gets or sets a number specifying the horizontal offset of the caption text from its normal positioning. |
| CaptionOffsetVertical | Gets or sets a number specifying the vertical offset of the caption text from its normal positioning. |
| CaptionStyle | Gets or sets a name describing the annotation's caption style. |
| Color | Gets or sets a color of annotation. (Inherited from PdfAnnotation) |
| Contents | Gets or sets a text to be displayed for the annotation or, if this type of annotation does not display text, an alternate description of the annotation's contents in human-readable form. (Inherited from PdfAnnotation) |
| CreationDate | Gets or sets the date and time when the annotation was created. (Inherited from PdfMarkupAnnotation) |
| Document | Gets the parent PDF document of this tree node. (Inherited from PdfTreeNodeBase) |
| EndPoint | Gets or sets an end line point of annotation, in default user space. |
| EndPointLineEndingStyle | Gets or sets the ending style of the end point line. |
| Flags | Gets or sets a set of flags, which are specifying various characteristics of the annotation. (Inherited from PdfAnnotation) |
| HasAppearance | Gets a value indicating whether this annotation has appearance. (Inherited from PdfAnnotation) |
| HasCaption | Gets or sets a value indicating whether or not the text specified by the contents or contents-richtext entries should be replicated as a caption in the appearance of the line. |
| IndirectReference | Gets the reference to an indirect object. (Inherited from PdfTreeNodeBase) |
| Intent | Gets or sets a name describing the intent of the markup annotation (PDF 1.6). (Inherited from PdfMarkupAnnotation) |
| InteriorColor | Gets or sets a RGB color specifying the interior color with which to fill the annotation's line endings. |
| IsChanged | Gets a value indicating whether this node is changed. (Inherited from PdfTreeNodeBase) |
| IsHidden | Gets or sets a value indicating whether the annotation must NOT be displayed or printed on PDF page and annotation cannot interact with the user. (Inherited from PdfAnnotation) |
| IsIndirectObject | Gets a value indicating whether this tree node is indirect object. (Inherited from PdfTreeNodeBase) |
| IsLocked | Gets or sets a value indicating whether annotation cannot be deleted from PDF page, also annotation properties (including position and size) cannot be modified by the user. (Inherited from PdfAnnotation) |
| IsLockedContents | Gets or sets a value indicating whether annotation contents cannot be modified by the user. (Inherited from PdfAnnotation) |
| IsNew | Gets a value indicating whether this node is new node (unsaved). (Inherited from PdfTreeNodeBase) |
| IsNoRotate | Gets or sets a value indicating whether the annotation appearance must NOT be rotated to match the rotation of the page. (Inherited from PdfAnnotation) |
| IsNoView | Gets or sets a value indicating whether the annotation must NOT be displayed on PDF page and annotation cannot interact with the user. (Inherited from PdfAnnotation) |
| IsPrintable | Gets or sets a value indicating whether the annotation must be printed on PDF page. (Inherited from PdfAnnotation) |
| IsReadOnly | Gets or sets a value indicating whether annotation cannot interact with the user. (Inherited from PdfAnnotation) |
| IsVintaSoftAnnotationAppearance | Gets or sets a value indicating whether this annotation is appearance of VintaSoft Annotation .NET Plugin annotation. (Inherited from PdfAnnotation) |
| LeaderExtend | Gets or sets a non-negative number representing the length of leader line extensions, which extend from the line proper 180 degrees from the leader lines. |
| LeaderLength | Gets or sets the length of leader lines, in default user space, which extend from each endpoint of the line perpendicular to the line itself. |
| LeaderOffset | Gets or sets a non-negative number representing the length of the leader line offset. |
| Modified | Gets or sets the date and time when the annotation was most recently modified. (Inherited from PdfAnnotation) |
| Name | Gets or sets the annotation name, a text string uniquely identifying it among all the annotations on its page. (Inherited from PdfAnnotation) |
| ObjectNumber | Gets the unique object number. (Inherited from PdfTreeNodeBase) |
| Opacity | Gets or sets the constant opacity value to be used in painting the annotation. (Inherited from PdfMarkupAnnotation) |
| OptionalContentGroup | Gets or sets the optional content group, which specifies the optional content properties of the annotation. (Inherited from PdfAnnotation) |
| Page | Gets or sets a PDF page that is associated with annotation. (Inherited from PdfAnnotation) |
| PopupAnnotation | Gets or sets a pop-up annotation for entering or editing the text associated with this annotation. (Inherited from PdfMarkupAnnotation) |
| Rectangle | Gets or sets the annotation rectangle, defining the location of annotation on the page in default user space units. (Inherited from PdfAnnotation) |
| RelatedAnnotation | Gets or sets the annotation that is related with this annotation. (Inherited from PdfMarkupAnnotation) |
| RelatedAnnotationType | Gets or sets a name specifying the relationship (the "reply type") between this annotation and one specified by RelatedAnnotation. (Inherited from PdfMarkupAnnotation) |
| RichText | Gets or sets the rich text string that shall be displayed in the popup window when the annotation is opened. (Inherited from PdfMarkupAnnotation) |
| StartPoint | Gets or sets a start line point of annotation, in default user space. |
| StartPointLineEndingStyle | Gets or sets the ending style of the start point line. |
| StructParentKey | Gets or sets the integer key of this object entry in the structural parent tree. (Inherited from PdfAnnotation) |
| Subject | Gets or sets a subject of annotation. (Inherited from PdfAnnotation) |
| Title | Gets or sets the text label, which must be displayed in the title bar of the annotation's pop-up window when open and active. (Inherited from PdfAnnotation) |