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Leadtools Namespace

Summary

Overview and description of Leadtools classes, delegates, enumerations, interfaces, and structures.

Classes

	Class	Description
	LeadBufferStream	The LeadBufferStream class provides an implementation of the ILeadStream interface that operates on a memory buffer.
	LeadCollection<T>	Represents a dynamic data collection that provides notifications when items get added, removed, or when the whole list is refreshed.
	LeadFileStream	The LeadFileStream class provides an implementation of the ILeadStream interface that operates on a disk file.
	LeadLengthDConverter	Converts a LeadLengthD from one data type to another.
	LeadLengthDHelper	Utility class for LeadLengthD
	LeadMatrixConverter	Converts a LeadMatrix from one data type to another.
	LeadPointConverter	Converts a LeadPoint from one data type to another.
	LeadPointDConverter	Converts a LeadPointD from one data type to another.
	LeadPointDHelper	Utility class for LeadPointD
	LeadPointHelper	Utility class for LeadPoint
	LeadRectConverter	Converts a LeadRect from one data type to another.
	LeadRectDConverter	Converts a LeadRectD from one data type to another.
	LeadRectDHelper	Utility class for LeadRectD
	LeadRectHelper	Utility class for LeadRect
	LeadSizeConverter	Converts a LeadSize from one data type to another.
	LeadSizeDConverter	Converts a LeadSizeD from one data type to another.
	LeadSizeDHelper	Utility class for LeadSizeD
	LeadSizeHelper	Utility class for LeadSize
	LeadStream	The LeadStream class provides a generic implementation of the ILeadStream interface that operates on a variety of stream types.
	LeadStreamFactory	The LeadStreamFactory class provides helper functions for creating an ILeadStream instance.
	LeadtoolsException	Base class for all exception classes thrown by LEADTOOLS.
	NotifyLeadCollectionChangedEventArgs	Provides data for the CollectionChanged event.
	RasterBufferConverter	Provides support for converting image data buffers.
	RasterBufferResize	Provides support for resizing image data buffers.
	RasterCollectionEventArgs<T>	Provides information for RasterCollection<T>.ItemAdded and RasterCollection<T>.ItemRemoved methods.
	RasterCollection<T>	Represents a generic collection of objects.
	RasterColor16Helper	Helper methods for the RasterColor16 structure.
	RasterColorHelper	Helper methods for the RasterColor structure.
	RasterColorSpace	Provides support for converting buffered image data from one color space to another.
	RasterColorTypeConverter	Converts RasterColor objects from one data type to another. Access this class through the TypeConverter
	RasterCommentMetadata	Extends the RasterMetadata class to provide functionality for dealing with comment metadata stored within various image file formats.
	RasterCurve	Defines a curve.
	RasterDefaults	Specifies the default extra values used when creating RasterImage objects.
	RasterException	The exception that is thrown when a LEADTOOLS error occurs.
	RasterHsvColorHelper	Helper methods for the RasterHsvColor structure.
	RasterImage	The `RasterImage` class serves as a working area for image manipulation and conversion. LEADTOOLS functions use this class to access an image in memory and to maintain the properties of an image.
	RasterImageAllocateData	Provides data for the RasterImageAllocateCallback callback.
	RasterImageAnimator	Animates an image that has time-based frames.
	RasterImageChangedEventArgs	Provides data for the Changed event.
	RasterImagePagesChangedEventArgs	Provides data for the PagesChanged event.
	RasterImageResize	Provides support for resizing images.
	RasterImageResizeEventArgs	Provides data for the Resize event.
	RasterMarkerMetadata	Extends the RasterMetadata class to provide functionality for dealing with marker metadata stored within various image file formats.
	RasterMetadata	Provides base functionality for dealing with metadata stored in various image file formats.
	RasterMetadataRationalHelper	Utility class for RasterMetadataRational
	RasterMetadataURationalHelper	Utility class for RasterMetadataURational
	RasterOverlayAttributes	Contains the overlay attributes of a DICOM image.
	RasterPalette	Encapsulates and provides support for managing image palettes.
	RasterRegion	Describes a region of interest in a RasterImage object.
	RasterRegionXForm	Provides data for translating between region coordinates and external representations of those coordinates.
	RasterRleCompressor	Provides support for working with compressed image data buffers.
	RasterSupport	The RasterSupport class provides methods for setting a LEADTOOLS runtime license and unlocking support for optional LEADTOOLS features, such as LEADTOOLS Document/Medical capabilities. For activating server licenses, see Activating Server Licenses.
	RasterTagMetadata	Extends the RasterMetadata class to provide functionality for dealing with tag metadata stored within various image file formats.

Structures

	Structure	Description
	GlobalMemoryThresholds	Holds conventional memory restrictions used when allocating new RasterImage objects.
	LeadLengthD	Defines a double length value
	LeadMatrix	Represents a 3x3 affine transformation matrix used for transformations in 2-D space.
	LeadPoint	Stores two integer numbers that represent the coordinates of a point (X and Y).
	LeadPointD	Stores two double numbers that represent the coordinates of a point (X and Y).
	LeadRect	Stores four integer numbers that represent the coordinates and size of a rectangle (X, Y, Width, and Height).
	LeadRectD	Describes the width, height, and location of a rectangle in double numbers.
	LeadSize	Stores two integer numbers that represent a size (Width and Height).
	LeadSizeD	Stores two double numbers that represent the size of an object.
	RasterColor	Describes a color consisting of relative intensities of alpha, red, green, and blue.
	RasterColor16	Describes a color consisting of relative intensities of alpha, red, green, and blue.
	RasterHsvColor	Describes a color consisting of relative intensities of hue, saturation, value.
	RasterImageMemoryInformation	Stores information about the memory allocated for the RasterImage's data.
	RasterMemoryThreshold	Holds the memory restrictions used when allocating new RasterImage objects.
	RasterMetadataRational	Encapsulates a rational value, for use with classes derived from RasterMetadata.
	RasterMetadataURational	Encapsulates an unsigned rational value, for use with classes derived from RasterMetadata.
	RasterNativeBuffer	Holds a native (unmanaged) pointer and its length.

Delegates

	Delegate	Description
	RasterImageAllocateCallback	Callback to use when new RasterImage objects are created by LEADTOOLS.

Interfaces

	Interface	Description
	ILeadStream	The ILeadStream interface defines methods similar to the operating system file functions.
	IRenderingEngine	Defines a LEADTOOLS rendering engine.
	ISvgDocument	Defines an SVG document

Enumerations

	Enumeration	Description
	LeadEventsDispatchMode	Specifies the mode used to dispatch LEADTOOLS events.
	LeadFillMode	Specifies how a polygonal shape with crossing lines is filled.
	LEADResourceDirectory	Specifies the LEADTOOLS resource directory.
	LeadSeekOrigin	Specifies the position in a stream to use for seeking.
	LeadStreamAccess	Specifies the type of stream access requested.
	LeadStreamMode	Specifies how the operating system should open a stream.
	LeadStreamShare	Defines constants for read, write, or read/write access to a stream.
	NotifyLeadCollectionChangedAction	Describes the action that caused a CollectionChanged event.
	RasterByteOrder	Indicates the color byte order of the image data
	RasterColorSpaceFormat16	Indicates the raster image data 16-bit color space format.
	RasterColorSpaceFormat8	Indicates the raster image data 8-bit colorspace format.
	RasterCommentMetadataDataType	Indicates the data type for a metadata comment.
	RasterCommentMetadataType	List of available metadata comments.
	RasterCompression	Indicates the compression type for the image data.
	RasterConvertBufferFlags	Options for the RasterBufferConverter.Convert method.
	RasterConvertToDibType	Options for converting image to Windows Device Independent Bitmap (DIB).
	RasterCurveClose	Indicates how to close the curve.
	RasterCurveType	Indicates the type of curve that is being defined.
	RasterDitheringMethod	Indicates the dithering method used for the image.
	RasterExceptionCode	Used as a value for the RasterException.Code property.
	RasterGetSetOverlayAttributesFlags	Determines which attributes are to be retrieved or changed.
	RasterGetSetOverlayImageMode	Determines how to set or retrieve the overlay RasterImage.
	RasterGrayscaleMode	Indicates the kind of grayscale palette, if any, that an image has.
	RasterImageAnimationDisposalMethod	Used for the disposal methods used after rendering each frame in an animated image.
	RasterImageAnimatorState	The RasterImageAnimator state.
	RasterImageChangedFlags	Indicates the type(s) of change that has occurred in a RasterImage.
	RasterImageFormat	Indicates the image file format.
	RasterImageInformationFlags	Indicates which members of the RasterImageMemoryInformation structure are valid.
	RasterImagePagesChangedAction	Indicates whether pages are added, removed or inserted from a RasterImage object.
	RasterImageUnderlayFlags	Indicators of how the underlying image is to be positioned.
	RasterKernelType	Indicates the Leadtools Kernel type.
	RasterKnownColor	Specifies the known system colors.
	RasterMemoryFlags	Indicates the type of memory to allocate.
	RasterMetadataFlags	Indicates the type of metadata.
	RasterPaintAlignMode	Determines how to align the image in the destination rectangle.
	RasterPaintSizeMode	Determines how to fit the image in the destination rectangle.
	RasterPaletteWindowLevelFlags	Indicates how the range is used to fill and type of the lookup table and whether it contains signed or unsigned data.
	RasterRegionCombineMode	Controls the creation of an image region.
	RasterSizeFlags	Flags which control the behavior of image resize methods.
	RasterSupportType	Indicates the optional LEADTOOLS feature to check.
	RasterTagMetadataDataType	Indicates the data type for a metadata tag.
	RasterUpdateOverlayBitsFlags	Determines whether the main image or the overlay image should be updated.
	RasterViewPerspective	Indicates the view perspective of the image data.
	RasterWindowLevelMode	Indicates whether window level changes are used by the paint and image processing functions or only by the paint functions.
	RasterYUVFormat	Used with SetYUVData and GetYUVData to specify the YUV data format.

Reference

Leadtools Assembly

Introduction

Getting Started

Help Version 19.0.2017.10.27