| Class | Description |
 | AnnAfterObjectChangedEventArgs | Provides data for the AnnAutomation.AfterObjectChanged event. |
 | AnnAudioObject | Defines an audio annotation object. |
 | AnnAudioRunDesigner | This class extends AnnRunDesigner to provide functionality for running an AnnAudioObject on an annotation container. |
 | AnnAutomation | Manages the automation for an annotation container and a an automation control such as the LEADTOOLS Leadtools.WinForms.RasterImageViewer control. |
| AnnAutomationManager | Manages the automation mode for an annotatation application. |
 | AnnAutomationObject | Defines all the properties needed to automate an annotation object. |
 | AnnBeforeObjectChangedEventArgs | Provides data for the AnnAutomation.BeforeObjectChanged event. |
 | AnnBrush | Classes derived from this abstract base class define objects used to fill the interiors of annotation objects like rectangles, ellipses, polygons, etc. |
 | AnnButtonObject | Defines an annotation push button object. |
 | AnnButtonRunDesigner | This class extends AnnRunDesigner to provide functionality for running an AnnButtonObject on an annotation container. |
 | AnnClosedCurveObject | Defines a closed annotation curve object. |
 | AnnCodecs | Provides support for loading and saving objects to annotation files. |
 | AnnCodecsInformation | Provides information on an annotation file or stream. |
 | AnnCodecsInvalidFormatException | The exception that is thrown for an invalid Annotation file format. |
 | AnnContainer | Represents an Annotation container. |
 | AnnControlPoint | Represents the shape of a control point (handle) used by the AnnEditDesigner. |
 | AnnCrossProductDrawDesigner | This class extends the AnnDrawDesigner class to provide functionality for drawing an AnnCrossProductObject on an annotation container. |
 | AnnCrossProductEditDesigner | This class extends AnnEditDesigner to provide functionality for editing an AnnCrossProductObject on an annotation container. |
 | AnnCrossProductObject | Defines an annotation cross product object. |
 | AnnCurveObject | Defines an annotation curve object. |
 | AnnDesigner | The base class for all the designers in the annotation toolkit. |
 | AnnDottedEllipseControlPoint | Represents an ellipse-shaped AnnControlPoint with a dot in the center. |
 | AnnDrawable | This is the base class for all annotation objects used in the Annotations class library. |
 | AnnDrawDesigner | This class extends the AnnDesigner class to provide standard functionality for drawing Annotation objects on an annotation container. |
 | AnnDrawDesignerEventArgs | Provides data for the AnnDrawDesigner.Draw event. |
 | AnnEditDesigner | This class extends AnnDesigner to provide standard functionality for editing Annotation objects on an annotation container. |
 | AnnEditDesignerEventArgs | Provides data for the AnnEditDesigner.Edit event. |
 | AnnEllipseControlPoint | Represents an ellipse shaped AnnControlPoint. |
 | AnnEllipseObject | Defines an annotation ellipse object. |
 | AnnEncryptObject | Defines an annotation encrypt object. |
 | AnnFont | Defines a particular format for text, including font face, size, and style attributes using to draw annotation strings. |
 | AnnFreehandDrawDesigner | This class extends the AnnDrawDesigner class to provide functionality for drawing a freehand AnnPolylineObject on an annotation container. |
 | AnnFreehandHotspotObject | Defines an annotation freehand hot spot object. |
 | AnnGroupEditDesigner | This class extends AnnEditDesigner to provide functionality for editing an AnnGroupObject on an annotation container. |
 | AnnGroupObject | This class provides support for creating and managing annotation group objects. |
 | AnnHatchBrush | Defines an annotation brush with a hatch style, a foreground color, and a background color. |
 | AnnHiliteObject | Defines an annotation hilite object. |
 | AnnHotspotObject | Defines an annotation hot spot object. |
 | AnnImageObject | Defines an annotation image object. |
 | AnnLinearGradientBrush | Encapsulates an annotation brush object with a linear gradient. |
 | AnnLineDrawDesigner | This class extends the AnnDrawDesigner class to provide functionality for drawing an AnnLineObject on an annotation container. |
 | AnnLineEditDesigner | This class extends AnnEditDesigner to provide functionality for editing an AnnLineObject on an annotation container. |
 | AnnLineObject | Defines an annotation line object. |
 | AnnNewGroupEditDesigner | This class extends AnnRectangleEditDesigner to provide functionality for editing an AnnGroupObject on an annotation container. This class has improved rotate functionality over the AnnGroupEditDesigner. |
 | AnnNoteObject | The note annotation object. |
 | AnnObject | This is the base class for all annotation objects. |
 | AnnPaintEventArgs | Provides data for the AnnContainer.BeforeDrawingObjects and AnnContainer.AfterDrawingObjects events. |
 | AnnPen | Defines an object used to draw lines and curves for Annotation objects. |
 | AnnPicture | Defines an annotation picture along with its transparency information. |
 | AnnPointDrawDesigner | This class extends the AnnDrawDesigner class to provide functionality for drawing an AnnPointObject on an annotation container. |
 | AnnPointEditDesigner | This class extends AnnEditDesigner to provide functionality for editing an AnnPointObject on an annotation container. |
 | AnnPointerObject | Defines an annotation pointer object. |
 | AnnPointObject | Defines an annotation point object. |
 | AnnPolygonObject | Defines an annotation polygon object. |
 | AnnPolylineDrawDesigner | This class extends the AnnDrawDesigner class to provide functionality for drawing an AnnPolylineObject on an annotation container. |
 | AnnPolylineEditDesigner | This class extends AnnEditDesigner to provide functionality for editing an AnnPolylineObject on an annotation container. |
 | AnnPolylineObject | Defines an annotation polyline object. |
 | AnnPolyRulerObject | Defines an annotation polyruler object. |
 | AnnPrinter | Supports printing of an Leadtools.RasterImage and a AnnContainer. |
 | AnnProtractorDrawDesigner | This class extends the AnnDrawDesigner class to provide functionality for drawing an AnnProtractorObject on an annotation container. |
 | AnnProtractorEditDesigner | This class extends AnnEditDesigner to provide functionality for editing an AnnProtractorObject on an annotation container. |
 | AnnProtractorObject | Defines an annotation protractor object. |
 | AnnRectangleControlPoint | Represents a rectangular AnnControlPoint. |
 | AnnRectangleDrawDesigner | This class extends the AnnDrawDesigner class to provide functionality for drawing an AnnRectangleObject on an annotation container. |
 | AnnRectangleEditDesigner | This class extends AnnEditDesigner to provide functionality for editing an AnnRectangleObject on an annotation container. |
 | AnnRectangleObject | Defines an annotation rectangle object. |
 | AnnRedactionObject | Defines an annotation redaction object. |
 | AnnRichTextDrawDesigner | This class extends the AnnRectangleDrawDesigner class to provide functionality for drawing an AnnRichTextObject on an annotation container. |
 | AnnRichTextEditDesigner | This class extends AnnRectangleEditDesigner to provide functionality for editing an AnnRichTextObject on an annotation container. |
 | AnnRichTextObject | This class provides support for creating and managing Rich Text annotation objects |
 | AnnRubberStampObject | Defines an annotation stamp object. |
 | AnnRulerObject | This class provides support for creating and managing Ruler annotation objects. |
 | AnnRunDesigner | This class extends AnnDesigner to provide standard functionality for running Annotation objects on an annotation container. |
 | AnnRunDesignerEventArgs | Provides data for the AnnRunDesigner.Run event. |
| AnnSnapToGridOptions | Options for annotation snap to grid behavior in annotation automation design mode. |
 | AnnSolidBrush | Defines an annotation brush of a single color. |
 | AnnStampObject | Defines an annotation stamp object. |
 | AnnTextDrawDesigner | This class extends the AnnRectangleDrawDesigner class to provide functionality for drawing an AnnTextObject on an annotation container. |
 | AnnTextEditDesigner | This class extends AnnRectangleEditDesigner to provide functionality for editing an AnnTextObject on an annotation container. |
 | AnnTextObject | This class provides support for creating and managing Text annotation objects |
 | AnnTextPointerDrawDesigner | This class extends the AnnRectangleDrawDesigner class to provide functionality for drawing an AnnTextPointerObject on an annotation container. |
 | AnnTextPointerEditDesigner | This class extends AnnRectangleEditDesigner to provide functionality for editing an AnnTextPointerObject on an annotation container. |
 | AnnTextPointerObject | This class provides support for creating and managing text pointer objects. |
 | AnnTextRollupObject | This class provides support for creating and managing text rollup annotation objects. |
 | AnnTextRollupRunDesigner | This class extends AnnRunDesigner to provide functionality for running an AnnTextRollupObject on an annotation container. |
 | AnnTransformer | The AnnTransformer class is an Annotation support class which provides functionality for converting annotation points, rectangles, lengths, etc. from one coordinate system to another. |
 | AnnUnitConverter | The AnnUnitConverter class contains methods and properties for converting between different units of measurement. |
 | AnnVideoObject | Defines a video annotation object. |
 | AnnVideoRunDesigner | This class extends AnnRunDesigner to provide functionality for running an AnnVideoObject on an annotation container. |