New classes:

public class Vintasoft.Imaging.Annotation.ArcAnnotationData	Contains information about the annotation that displays an arc.
public class Vintasoft.Imaging.Annotation.UI.ArcAnnotationView	Determines how to display the annotation that displays an arc.
public class Vintasoft.Imaging.Annotation.UI.VisualTools.UserInteraction.ArcTransformationInteractionPoint	The interaction point that is used for changing of StartAngle or SweepAngle of arc annotation.
public class Vintasoft.Imaging.Annotation.UI.VisualTools.UserInteraction.PointBasedArcAnnotationTransformer	Interaction controller that transforms (moves/resizes/rotates) the ArcAnnotationView.

Changed classes:

Vintasoft.Imaging.Annotation.AnnotationDataCollection
Added methods
	protected void OnAnnotationDataDeserializationException(Vintasoft.Imaging.Annotation.AnnotationDataDeserializationExceptionEventArgs)	An exception occurs during deserialization of annotation data collection.
Added events
	public event System.EventHandler<Vintasoft.Imaging.Annotation.AnnotationDataDeserializationExceptionEventArgs> AnnotationDataDeserializationException	Occurs when an exception occurs during deserialization of annotation data collection.

Vintasoft.Imaging.Annotation.UI.AnnotationView
Added properties
	protected float ContainmentCheckDistance { get; }	Gets a distance, which defines how the Vintasoft.Imaging.Annotation.UI.AnnotationView.IsPointOnFigure method must expand the annotation contour for determining whether the point is contained within the annotation.
Changed methods
	public System.Drawing.Drawing2D.Matrix GetTransformFromContentSpace(Vintasoft.Imaging.DrawingSurface)	public Vintasoft.Imaging.AffineMatrix GetTransformFromContentSpace(Vintasoft.Imaging.DrawingSurface)
	public System.Drawing.Drawing2D.Matrix GetTransformFromContentToImageSpace()	public Vintasoft.Imaging.AffineMatrix GetTransformFromContentToImageSpace()
	protected void TransformFromContentSpaceToImageSpace(System.Drawing.Drawing2D.Matrix)	protected void TransformFromContentSpaceToImageSpace(Vintasoft.Imaging.AffineMatrix)

Changed interfaces:

Vintasoft.Imaging.Annotation.UI.VisualTools.UserInteraction.IPointBasedAnnotation
Added methods
	public System.Drawing.PointF GetRotationPoint()	Returns the rotation point of point-based annotation.

API changes in Vintasoft.Imaging.Annotation.Wpf.UI.dll

New classes:

public class Vintasoft.Imaging.Annotation.Wpf.UI.WpfArcAnnotationView	Determines how to display the annotation that displays an arc.
public class Vintasoft.Imaging.Annotation.Wpf.UI.VisualTools.UserInteraction.WpfArcTransformationInteractionPoint	The interaction point that is used for changing of StartAngle or SweepAngle of arc annotation.
public class Vintasoft.Imaging.Annotation.Wpf.UI.VisualTools.UserInteraction.WpfPointBasedArcAnnotationTransformer	Interaction controller that transforms (moves/resizes/rotates) the WpfArcAnnotationView.

Changed classes:

Vintasoft.Imaging.Annotation.Wpf.UI.WpfAnnotationView
Added properties
	protected double ContainmentCheckDistance { get; }	Gets a distance, which defines how the Vintasoft.Imaging.Annotation.Wpf.UI.WpfAnnotationView.IsPointOnFigure method must expand the annotation contour for determining whether the point is contained within the annotation.

Vintasoft.Imaging.Annotation.Wpf.UI.WpfAnnotationViewController
Changed properties
	public Vintasoft.Imaging.Annotation.AnnotationDataController DataController { get; }	public Vintasoft.Imaging.Annotation.AnnotationDataControllerBase DataController { get; }
Changed constructors
	public void WpfAnnotationViewController(Vintasoft.Imaging.Annotation.AnnotationDataController)	public void WpfAnnotationViewController(Vintasoft.Imaging.Annotation.AnnotationDataControllerBase)

Changed interfaces:

Vintasoft.Imaging.Annotation.Wpf.UI.VisualTools.UserInteraction.IWpfPointBasedAnnotation
Added methods
	public System.Windows.Point GetRotationPoint()	Returns the rotation point of point-based annotation.

API changes in Vintasoft.Imaging.Annotation.Dicom.UI.dll

Changed classes:

Vintasoft.Imaging.Annotation.Dicom.UI.DicomCrosshairAnnotationView
Added properties
	public float AxisTickDistance { get; set; }	Gets or sets the distance, in units specified by the AxisUnits property, between ticks on axis.
	public Vintasoft.Imaging.UnitOfMeasure AxisUnits { get; set; }	Gets or sets the units of measure for axes.
	public bool UseAxisUnits { get; set; }	Gets or sets a value indicating whether the annotation must use units of measure for axes.
Added methods
	protected string FormatLengthText(float)	Formats the length of annotation.
	protected float GetLength(float, double, Vintasoft.Imaging.UnitOfMeasure)	Returns the length in the specified unis of measure.

API changes in Vintasoft.Imaging.Annotation.Dicom.Wpf.UI.dll

Changed classes:

Vintasoft.Imaging.Annotation.Dicom.Wpf.UI.WpfDicomCrosshairAnnotationView
Added properties
	public float AxisTickDistance { get; set; }	Gets or sets the distance, in units specified by the AxisUnits property, between ticks on axis.
	public Vintasoft.Imaging.UnitOfMeasure AxisUnits { get; set; }	Gets or sets the units of measure for axes.
	public bool UseAxisUnits { get; set; }	Gets or sets a value indicating whether the annotation must use units of measure for axes.
Added methods
	protected string FormatLengthText(double)	Formats the length of annotation.
	protected double GetLength(double, double, Vintasoft.Imaging.UnitOfMeasure)	Returns the length in the specified unis of measure.