GemBox.Pdf.Annotations Namespace
Contains classes, structures, and enumerations that implement PDF annotations that associate an object, such as a note, sound, or movie, with a location on a page of a PDF document, or provide a way to interact with the user by means of the mouse and keyboard as specified in the PDF Specification ISO 32000-1:2008, section '12.5 Annotations'. The base class of all PDF annotations is PdfAnnotation which can be accessed via the Annotations property of the PdfPage class.
The PDF annotation appearance is represented by the PdfAppearance class which can be accessed via the Appearance property of the PdfAnnotation class.
Classes
| PdfAnnotation | An annotation associates an object such as a note, link or rich media with a location on a page of a PDF document, or provides a way to interact with the user by means of the mouse and keyboard. |
| PdfAnnotationCollection | Represents a collection of PdfAnnotations. |
| PdfAppearance | Represents an appearance settings for a PdfAnnotation. |
| PdfCaretAnnotation | A caret annotation (PDF 1.5) is a visual symbol that indicates the presence of text edits. |
| PdfCaretAppearance | Represents an appearance settings for a PdfCaretAnnotation. |
| PdfFileAttachmentAnnotation | A file attachment annotation (PDF 1.3) contains a reference to a file, which typically shall be embedded in the PDF file (see 7.11.4, "Embedded File Streams"). |
| PdfFileAttachmentAppearance | Represents an appearance settings for a PdfFileAttachmentAnnotation. |
| PdfFreeTextAnnotation | A free text annotation (PDF 1.3) displays text directly on the page. Unlike an ordinary PdfStickyNoteAnnotation, a free text annotation has no open or closed state; instead of being displayed in a pop-up window, the text shall be always visible. |
| PdfFreeTextAppearance | Represents an appearance settings for a PdfFreeTextAnnotation. |
| PdfLinkAnnotation | A link annotation represents either a hypertext link to a destination elsewhere in the document (see 12.3.2, "Destinations") or an action to be performed (12.6, "Actions"). |
| PdfLinkAppearance | Represents an appearance settings for a PdfLinkAnnotation. |
| PdfMarkupAnnotation | Represents a base class for markup annotations that used primarily to mark up PDF documents. These annotations have text that appears as part of the annotation and may be displayed in other ways by a conforming reader, such as in a Comments pane. |
| PdfPencilMarkAnnotation | An ink annotation (PDF 1.3) represents a freehand "scribble" composed of one or more disjoint paths. |
| PdfPencilMarkAppearance | Represents an appearance settings for a PdfPencilMarkAnnotation. |
| PdfRedactionAnnotation | A redaction annotation (PDF 1.7) identifies content that is intended to be removed from the document. The intent of redaction annotations is to enable the following process:
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| PdfRedactionAppearance | Represents an appearance settings for a PdfRedactionAnnotation. |
| PdfSquareCircleAnnotation | Square and circle annotations (PDF 1.3) shall display, respectively, a rectangle or an ellipse on the page. When opened, they shall display a pop-up window containing the text of the associated note. The rectangle or ellipse shall be inscribed within the annotation rectangle defined by the annotation Bounds (see (see Table 168). |
| PdfSquareCircleAppearance | Represents an appearance settings for a PdfSquareCircleAnnotation. |
| PdfStampAnnotation | A rubber stamp annotation (PDF 1.3) displays text or graphics intended to look as if they were stamped on the page with a rubber stamp. When opened, it shall display a pop-up window containing the text of the associated note. |
| PdfStampAppearance | Represents an appearance settings for a PdfStampAnnotation. |
| PdfStickyNoteAnnotation | A text annotation represents a "sticky note" attached to a point in the PDF document. When closed, the annotation shall appear as an icon; when open, it shall display a pop-up window containing the text of the note in a font and size chosen by the conforming reader. |
| PdfStickyNoteAppearance | Represents an appearance settings for a PdfStickyNoteAnnotation. |
| PdfTextMarkupAnnotation | Text markup annotations shall appear as highlights, underlines, strikeouts (all PDF 1.3), or jagged ("squiggly") underlines (PDF 1.4) in the text of a document. When opened, they shall display a pop-up window containing the text of the associated note. |
| PdfTextMarkupAppearance | Represents an appearance settings for a PdfTextMarkupAnnotation. |
Structs
| PdfAppearanceState | Represents an annotation's appearance state, which selects the applicable appearance stream from an appearance subdictionary (see Section 12.5.5, "Appearance Streams"). |
Enums
| PdfAnnotationType | Represents types of the PdfAnnotations. |
| PdfAppearanceTrigger | Represents an event that triggers the showing of a particular PdfAppearance. |
| PdfBorderStyle | Represents the style of the annotation's border. |
| PdfFileAttachmentIcon | The file attachment icon that shall be used in displaying the PdfFileAttachmentAnnotation. |
| PdfHighlightMode | The annotation's highlighting mode, the visual effect that shall be used when the mouse button is pressed or held down inside its active area. |
| PdfMarkupAnnotationIntent | An enumeration describing the intent of the PdfMarkupAnnotation. Intents allow conforming readers to distinguish between different uses and behaviors of a single markup annotation type. |
| PdfReplyType | An enumeration specifying the relationship (the "reply type") between the PdfMarkupAnnotation and the one specified by its InReplyTo property. |
| PdfScaleCondition | Represents a condition under which the content shall be scaled inside the available size. |
| PdfStampIcon | The stamp icon that shall be used in displaying the PdfStampAnnotation. |
| PdfStickyNoteIcon | The sticky note icon that shall be used in displaying the PdfStickyNoteAnnotation. |
| PdfTextPlacement | Represents a placement of the annotation appearance text relative to its icon. |