New classes:

public class Vintasoft.Imaging.DocumentConverter	Defines the document converter that provides multi-threading optimal algorithm for conversion of image collection to BMP, GIF, JBIG2, JPEG, JPEG2000, PBM, PCX, PDF, PNG, SVG, TIFF, BigTIFF, TGA or WEBP(.NET Core 3.1 or higher) format.
public class Vintasoft.Imaging.ImageCollectionManager	Manages asynchronous operations of an image collection.
public class Vintasoft.Imaging.ImageData	Represents an image data.
public class Vintasoft.Imaging.ImageDecodingStartingEventArgs	Provides event data for ImageDecodingStarting event.
public class Vintasoft.Imaging.ImageEncodingStartingEventArgs	Provides event data for ImageEncodingStarting event.
public class Vintasoft.Imaging.ImageSourceEventArgs	Provides event data for ImageSourceAddStarting and ImageSourceAddFinished events.
public class Vintasoft.Imaging.ImageSourceExceptionEventArgs	Provides event data for ImageSourceAddException event.
public class Vintasoft.Imaging.Codecs.Decoders.DocumentEnvironmentProperties	Provides environment properties of a document.

Removed classes:

public class Vintasoft.Imaging.PointFConverter

This class is no longer supported. Use the VintasoftDrawingConverter class instead.

Changed classes:

Vintasoft.Imaging.ImageCollection
Added properties
	public int Capacity { get ; set ; }	Gets or sets the total number of elements the internal data structure can hold without resizing.
	public int Count { get ; }	Gets the number of elements contained in the ImageCollection .
	public int IntermediateAddInterval { get ; set ; }	Gets or sets the timeout, in milliseconds, which defines how long should decoder load images from source before adding loaded images to the image collection.
	public bool IsReadOnly { get ; }	Gets a value indicating whether the System.Collections.Generic.ICollection is read-only.
Changed properties
	public Vintasoft.Imaging.VintasoftImage Item { get ; }	public Vintasoft.Imaging.VintasoftImage Item { get ; set ; }
Added methods
	public System.Collections.ObjectModel.ReadOnlyCollection<Vintasoft.Imaging.VintasoftImage> AsReadOnly()	Returns a read-only System.Collections.ObjectModel.ReadOnlyCollection wrapper for the current collection.
	public bool Contains(Vintasoft.Imaging.VintasoftImage)	Determines whether this instance contains the object.
	public void CopyTo(Vintasoft.Imaging.VintasoftImage [], int)	Copies the elements of the ImageCollection to an System.Array, starting at a particular System.Array index.
	public System.Collections.Generic.IEnumerator<Vintasoft.Imaging.VintasoftImage> GetEnumerator()	Returns an enumerator that iterates through the collection.
	public void InsertFromImageSource(int, Vintasoft.Imaging.VintasoftImage [])	Inserts the elements of collection into the ImageCollection at the specified index.
Changed methods
	public int Add(Vintasoft.Imaging.VintasoftImage)	public void Add(Vintasoft.Imaging.VintasoftImage)
	public void Remove(Vintasoft.Imaging.VintasoftImage)	public bool Remove(Vintasoft.Imaging.VintasoftImage)

Vintasoft.Imaging.ImageSavingEventArgs
Added methods
	public void SetSavingImage(Vintasoft.Imaging.VintasoftImage)	Sets the saving image.

Vintasoft.Imaging.ImagingEnvironment
Added methods
	public static void DrawErrorMessage(Vintasoft.Imaging.Drawing.DrawingEngine, System.Drawing.RectangleF, string)	Draws the error message on specified DrawingEngine .

Vintasoft.Imaging.RegionF
Removed properties
	public System.Drawing.PointF [] PolygonPoints { get ; }	This method is no longer supported. Use ToPolygon() method instead.

Vintasoft.Imaging.Codecs.Decoders.DecoderBase
Added events
	public event Vintasoft.Imaging.PropertyChangedEventHandler < int> PageCountChanged	Occurs when page count is changed.

Vintasoft.Imaging.Codecs.Decoders.DocumentLayoutSettings
Added properties
	public Vintasoft.Imaging.Codecs.Decoders.DocumentEnvironmentProperties EnvironmentProperties { get ; set ; }	Get or sets the environment properties of document.
	public bool UseDynamicLayout { get ; set ; }	Gets or sets a value indicating whether the document uses dynamic layout.

Vintasoft.Imaging.Codecs.Encoders.EncoderBase
Added properties
	public bool IsVectorEncoder { get ; }	Gets a value indicating whether the encoder is a vector encoder.
Added methods
	public object Clone()	Creates a new object that is a copy of the current instance.
	public void CopyTo(Vintasoft.Imaging.Codecs.Encoders.EncoderBase)	Copies the state of the current encoder to the target encoder.
	public void SetSettings(Vintasoft.Imaging.Codecs.Encoders.EncoderSettings)	Sets the encoder settings.

Vintasoft.Imaging.Codecs.Encoders.TiffEncoderSettings
Added properties
	public bool RecompressImageData { get ; set ; }	Gets or sets a value indicating whether TIFF image data must be recompressed when TIFF image is copied from one TIFF file to another TIFF file.

Vintasoft.Imaging.Drawing.DrawingEngine
Added methods
	public System.Drawing.SizeF MeasureText(string, Vintasoft.Imaging.Drawing.IDrawingFont, float, Vintasoft.Imaging.Drawing.TextLayoutProperties)	Measures the specified text when drawn with this drawing engine.

Vintasoft.Imaging.Processing.CompositeTargetProcessingExecutor <TTarget>
Added properties
	public bool IsMultithreadingEnabled { get ; set ; }	Gets or sets a value indicating whether the command must use multithreading.

Vintasoft.Imaging.Processing.ProcessingHelper
Changed methods
	public static Vintasoft.Imaging.Processing.ProcessingCommand <System.Collections.Generic.IEnumerable <TTarget>> CompositeTargetProcessing(Vintasoft.Imaging.Processing.IProcessingCommand <TTarget>)	public static Vintasoft.Imaging.Processing.CompositeTargetProcessingExecutor <TTarget> CompositeTargetProcessing(Vintasoft.Imaging.Processing.IProcessingCommand <TTarget>)
	public static Vintasoft.Imaging.Processing.ProcessingCommand <System.Collections.Generic.IEnumerable <TTarget>> CompositeTargetProcessing(string, Vintasoft.Imaging.Processing.IProcessingCommand <TTarget>)	public static Vintasoft.Imaging.Processing.CompositeTargetProcessingExecutor <TTarget> CompositeTargetProcessing(string, Vintasoft.Imaging.Processing.IProcessingCommand <TTarget>)

Vintasoft.Imaging.Processing.ProcessingState
Added constructors
	public void ProcessingState(Vintasoft.Imaging.Processing.ProcessingState)	Initializes a new instance of the ProcessingState class.

Vintasoft.Imaging.Text.TextRegion
Removed properties
	public string FormattedTextContent { get ; }	This property is obsolete, use the TextRegion.Formatter property and the TextRegionMonospaceFormatter class instead.

Vintasoft.Imaging.Text.Ucd.UnicodeCharacterDatabase
Added methods
	public static bool HasRightToLeftSymbols(string)	Returns a value indicating whether the specified text contains Right to Left symbols.

API changes in Vintasoft.Imaging.UI.dll

New classes:

public class Vintasoft.Imaging.UI.DragSourceManager <T>	Allows to manage drag sources for drag-and-drop operation.
public class Vintasoft.Imaging.UI.ImageViewerImagesManager	Manages the asynchronous operations of the image viewer images.
public class Vintasoft.Imaging.UI.InvalidatingEventArgs	Provides event data for Invalidating event args.
public abstract class Vintasoft.Imaging.UI.TextBoxProvider	A base class that provides editable text box functionality.
public class Vintasoft.Imaging.UI.VintasoftControl	Provides a base class for VintaSoft controls.
public class Vintasoft.Imaging.UI.VintasoftControlEventArgs	Provides event data for an event of VintasoftControl .
public class Vintasoft.Imaging.UI.VintasoftControlKeyEventArgs	Provides event data for a keyboard event of VintasoftControl .
public class Vintasoft.Imaging.UI.VintasoftControlMouseEventArgs	Provides event data for a mouse event of VintasoftControl .
public class Vintasoft.Imaging.UI.VintasoftCursor	Provides a base class for VintaSoft cursors.
public class Vintasoft.Imaging.UI.VintasoftScrollableControl	Defines a base class for VintaSoft scrollable controls.
public abstract class Vintasoft.Imaging.UI.VintasoftSynchronizationProvider	Provides a base class of syncronization provider.
public class Vintasoft.Imaging.UI.WinForms.WinFormsCursor	Provides cursor for System.Windows.Forms.
public class Vintasoft.Imaging.UI.WinForms.WinFormsRichTextBoxProvider	Provides System.Windows.Forms.RichTextBox functionality in the form of TextBoxProvider .
public abstract class Vintasoft.Imaging.UI.WinForms.WinFormsScrollableControl	Defines a base class for WinForms VinaSoft controls, which support auto-scrolling behavior.
public class Vintasoft.Imaging.UI.WinForms.WinFormsSynchronizationProvider	Provides the synchronization provider for WinForms control.
public class Vintasoft.Imaging.UI.WinForms.WinFormsTextBoxProvider	Provides System.Windows.Forms.TextBox functionality in the form of TextBoxProvider .

Changed classes:

Vintasoft.Imaging.UI.ImageViewer
Changed methods
	public Vintasoft.Imaging.VintasoftImage [] GetDisplayedImages()	public System.Collections.Generic.IList<Vintasoft.Imaging.VintasoftImage> GetDisplayedImages()
	public Vintasoft.Imaging.VintasoftImage GetImageByLocation(System.Drawing.Point)	public Vintasoft.Imaging.VintasoftImage GetImageByLocation(System.Drawing.PointF)
	public Vintasoft.Imaging.VintasoftImage [] GetVisibleImages()	public System.Collections.Generic.IList<Vintasoft.Imaging.VintasoftImage> GetVisibleImages()

Vintasoft.Imaging.UI.ThumbnailViewer
Added properties
	public Vintasoft.Imaging.AnchorType ThumbnailsAnchor { get ; set ; }	Gets or sets the anchor of thumbnails.

New enumerations:

public enum Vintasoft.Imaging.UI.VintasoftKeys

Specifies available key values on a keyboard.

API changes in Vintasoft.Imaging.Wpf.dll

Changed classes:

Vintasoft.Imaging.Wpf.WpfObjectConverter
Added methods
	public static Vintasoft.Primitives.VintasoftColor Convert(System.Windows.Media.Color)	Converts System.Windows.Media.Color to VintasoftColor structure.
	public static System.Windows.Media.Color Convert(Vintasoft.Primitives.VintasoftColor)	Converts VintasoftColor to System.Windows.Media.Color structure.

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

New classes:

public class Vintasoft.Imaging.Wpf.UI.WpfCursor	Provides cursor for WPF.
public class Vintasoft.Imaging.Wpf.UI.WpfImageViewerImagesManager	Manages the asynchronous operations of the WPF image viewer images.
public class Vintasoft.Imaging.Wpf.UI.WpfScrollableControl	Defines a base class for WPF VintaSoft controls, which support auto-scrolling behavior.
public class Vintasoft.Imaging.Wpf.UI.WpfSynchronizationProvider	Provides the syncrionization provider for WPF application.
public class Vintasoft.Imaging.Wpf.UI.WpfTextBoxProvider	Provides System.Windows.Controls.TextBox functionality.
public class Vintasoft.Imaging.Wpf.UI.UIElements.ButtonImage	Represents an image for button.
public class Vintasoft.Imaging.Wpf.UI.UIElements.PanelButton	Represents an UI button with an image. Button can be checked or unchecked.
public class Vintasoft.Imaging.Wpf.UI.UIElements.PanelButtonWithText	Represents an UI button with an image and text. Button can be checked or unchecked.
public class Vintasoft.Imaging.Wpf.UI.UIElements.PanelMenuItem	Represents an UI menu item with an image and text.
public class Vintasoft.Imaging.Wpf.UI.UIElements.ToolBarButton	Represents an UI toolbar button with an image and text.

Changed classes:

Vintasoft.Imaging.Wpf.UI.WpfImageViewer
Changed methods
	public Vintasoft.Imaging.VintasoftImage [] GetDisplayedImages()	public System.Collections.Generic.IList<Vintasoft.Imaging.VintasoftImage> GetDisplayedImages()
	public Vintasoft.Imaging.VintasoftImage [] GetVisibleImages()	public System.Collections.Generic.IList<Vintasoft.Imaging.VintasoftImage> GetVisibleImages()

Vintasoft.Imaging.Wpf.UI.WpfThumbnailViewer
Added fields
	public static System.Windows.DependencyProperty ThumbnailsAnchorProperty	Identifies the ThumbnailsAnchor dependency property.
Added properties
	public Vintasoft.Imaging.AnchorType ThumbnailsAnchor { get ; set ; }	Gets or sets the anchor of thumbnails.