SkiaSharp Namespace

SkiaSharp is a 2D graphics engine powered by the Skia library.

Classes

Name	Description
GRBackendRenderTarget	Wrap an existing render target created by the client in the 3D API.
GRBackendTexture	Wrap an existing texture created by the client in the 3D API.
GRContext	Represents an underlying backend 3D API context.
GRContextOptions	Represents the collection of options for the construction of a context.
GRGlInterface	The GRGlInterface is used to interface with OpenGL.
GRRecordingContext	A context for recording GPU operations that can be replayed later.
GRVkBackendContext	Represents the Vulkan backend context for GPU rendering.
GRVkExtensions	Represents a collection of Vulkan extensions for use with Skia's GPU backend.
SK3dView	A utility class that can be used to create 3D transformations.
SKAbstractManagedStream	Represents a SKStreamAsset (a seekable, rewindable Skia stream).
SKAbstractManagedWStream	Represents a SKWStream (a writeable Skia stream).
SKAutoCanvasRestore	Convenience class used to restore the canvas state in a using statement.
SKAutoCoInitialize	Convenience class used to automatically initialize and uninitialize COM on supported platforms.
SKAutoMaskFreeImage	Convenience class used to automatically free the image data for a mask in a using statement.
SKBitmap	The SKBitmap specifies a raster bitmap.
SKCanvas	Encapsulates all of the state about drawing into a device (bitmap or surface).
SKCodec	An abstraction layer directly on top of an image codec.
SKColorFilter	Color filters for use with the ColorFilter property of a SKPaint.
SKColorSpace	Represents a color space.
SKColorSpaceIccProfile	Represents an ICC color profile used to describe the color characteristics of a device or color space.
SKColorTable	Holds a premultiplied color table for indexed 8-bit bitmaps.
SKData	The SKData holds an immutable data buffer.
SKDocument	A high-level API for creating a document-based canvas.
SKDrawable	Represents the base class for objects that draw into SKCanvas.
SKDynamicMemoryWStream	A writeable, dynamically-sized, memory-based stream.
SKFileStream	A seekable stream backed by a file on the file system.
SKFileWStream	A writeable stream backed by a file on the file system.
SKFont	Represents a font used for drawing and measuring text.
SKFontManager	Manages a collection of fonts.
SKFontStyle	Represents a particular style (bold, italic, condensed) of a typeface.
SKFontStyleSet	Represents the set of styles for a particular font family.
SKFrontBufferedManagedStream	A read-only stream that buffers the specified first chunk of bytes.
SKFrontBufferedStream	A read-only stream that buffers the specified first chunk of bytes.
SKGraphics	Provides global settings and cache management for Skia graphics operations.
SKHorizontalRunBuffer	A run buffer for horizontally-positioned text where glyphs share a common Y coordinate.
SkiaExtensions	Convenience methods for SKPixelGeometry.
SkiaSharpVersion	Provides version information for SkiaSharp and its native library.
SKImage	An abstraction for drawing a rectangle of pixels.
SKImageFilter	Image filters for use with the ImageFilter property of a SKPaint.
SKImageFilter.CropRect	The rectangle to which the output processing of an SKImageFilter will be limited.
SKManagedPixelSerializer	Represents a mechanism for serializing pixels.
SKManagedStream	Wraps a Stream into a SKStreamAsset (a seekable, rewindable Skia stream)
SKManagedWStream	Wraps a Stream into a SKWStream (a writeable Skia stream)
SKMaskFilter	Mask filters perform transformations on an alpha-channel mask before drawing. A mask filter is set using the MaskFilter property on SKPaint type.
SKMatrix44	A 3D, 4x4 matrix.
SKMemoryStream	A memory-based stream.
SKNativeObject	Represents a native object.
SKNoDrawCanvas	A type of SKCanvas that provides a base type for canvases that do not need to rasterize.
SKNWayCanvas	A type of SKCanvas that draws to multiple canvases at the same time.
SKObject	Represents a tracked native object.
SKOverdrawCanvas	A canvas that captures all drawing commands, and rather than draw the actual content, it increments the alpha channel of each pixel every time it would have been touched by a draw call.
SKPaint	Holds the style and color information about how to draw geometries, text and bitmaps.
SKPath	A compound geometric path.
SKPath.Iterator	Iterator object to scan the all of the segments (lines, quadratics, cubics) of each contours in a path.
SKPath.OpBuilder	Perform a series of path operations, optimized for unioning many paths together.
SKPath.RawIterator	Iterator object to scan through the verbs in the path, providing the associated points.
SKPathEffect	The base class for objects in the SKPaint that affect the geometry of a drawing primitive before it is transformed by the canvas' matrix and drawn.
SKPathMeasure	Represents a type that can be used to calculate the length of, and segments of, a path.
SKPicture	Recorded drawing operations made to a SKCanvas to be played back at a later time.
SKPictureRecorder	The picture recorder is used to record drawing operations made to a SKCanvas and stored in a SKPicture.
SKPixelSerializer	Represents a mechanism for serializing pixels.
SKPixmap	Pairs SKImageInfo with actual pixels and rowbytes.
SKPositionedRunBuffer	A run buffer for fully-positioned text where each glyph has an independent X and Y position.
SKRegion	Encapsulates the geometric region used to specify clipping areas for drawing.
SKRegion.ClipIterator	Iterates over the rectangles of a region clipped to a bounding rectangle.
SKRegion.RectIterator	Iterates over the rectangles that make up a region.
SKRegion.SpanIterator	Iterates over the horizontal spans of a region at a specific y-coordinate.
SKRotationScaleRunBuffer	A run buffer for text with rotation and scale transformations applied to each glyph.
SKRoundRect	Represents a rounded rectangle with a potentially different radii for each corner.
SKRunBuffer	A run buffer that provides access to glyph data for a text run.
SKRuntimeEffect	Represents a compiled SkSL runtime effect that can be used to create shaders, color filters, or blenders.
SKRuntimeEffectChildren	Represents a collection of child shaders or color filters for use with SKRuntimeEffect.
SKRuntimeEffectUniforms	Represents a collection of uniform values for an SKRuntimeEffect.
SKShader	Shaders specify the source color(s) for what is being drawn in the SKPaint.
SKStream	An abstraction for a source of bytes, which can be backed by memory, or a file, or something else.
SKStreamAsset	An abstract, seekable stream with a known length.
SKStreamMemory	An abstract, memory-based stream.
SKStreamRewindable	An abstract, rewindable stream.
SKStreamSeekable	An abstract, rewindable stream that supports the seek operation.
SKSurface	Represents the backend/results of drawing to a canvas.
SKSurfaceProperties	Describes properties and constraints of a given SKSurface.
SKSvgCanvas	A specialized SKCanvas which generates SVG commands from its draw calls.
SKSwizzle	Various utility methods for when swizzling pixels.
SKTextBlob	Represents multiple text runs of glyphs and positions.
SKTextBlobBuilder	A builder object that is used to create a SKTextBlob.
SKTraceMemoryDump	An abstract base class for receiving memory tracing callbacks from Skia.
SKTypeface	Represents a specific typeface and intrinsic style of a font.
SKVertices	Represents an immutable set of vertex data that can be used with DrawVertices(SKVertices, SKBlendMode, SKPaint).
SKWStream	An abstraction for writing a stream of bytes, which can be backed by memory, or a file, or something else.
SKXmlStreamWriter	A stream-based XML writer.
SKXmlWriter	An abstract, XML writer.
StringUtilities	Various utility methods for when working with strings and text.

Structs

Name	Description
GRBackendRenderTargetDesc	Wrap an existing render target created by the client in the 3D API with an underlying GRRenderTarget object.
GRBackendTextureDesc	Wrap an existing texture created by the client in the 3D API with an underlying GRTexture object.
GRGlBackendTextureDesc	Wrap an existing OpenGL texture created by the client in the 3D API with an underlying GRTexture object.
GRGlFramebufferInfo	Represents a handle to an existing OpenGL framebuffer.
GRGlTextureInfo	Represents a handle to an existing OpenGL texture.
GRVkAlloc	Represents Vulkan memory allocation information for use with Skia's GPU backend.
GRVkImageInfo	Represents information about a Vulkan image for use with Skia's GPU backend.
GrVkYcbcrConversionInfo	Configuration information for Vulkan YCbCr color space conversion.
SKCodecFrameInfo	Information about individual frames in a multi-framed image.
SKCodecOptions	Additional options to pass to GetPixels(SKImageInfo, IntPtr, SKCodecOptions) or one of the overloads that accepts a SKCodecOptions.
SKColor	32-bit ARGB unpremultiplied color value.
SKColorF	16-bit, floating-point, ARGB unpremultiplied color value.
SKColors	Definitions for some common color names.
SKColorSpacePrimaries	Describes a color gamut with primaries and a white point.
SKColorSpaceTransferFn	Represents the coefficients for a common transfer function equation.
SKColorSpaceXyz	Represents a 3x3 matrix used for color space transformation between RGB and XYZ coordinates.
SKDocumentPdfMetadata	Optional metadata to be passed into the PDF factory function.
SKFontMetrics	Structure to represent measurements for a font.
SKHighContrastConfig	High contrast configuration settings for use with CreateHighContrast(SKHighContrastConfig).
SKImageInfo	Describe an image's dimensions and pixel type.
SKJpegEncoderOptions	Options to control the JPEG encoding.
SKLattice	Specifies coordinates to divide a bitmap into (XDivs * YDivs) rectangles.
SKMask	A mask is used to describe alpha bitmaps, either 1-bit, 8-bit, or the 3-channel 3D format.
SKMatrix	A 3x3 transformation matrix with perspective.
SKPMColor	32-bit ARGB premultiplied color value.
SKPngEncoderOptions	Options to control the PNG encoding.
SKPoint	Represents an ordered pair of floating-point x- and y-coordinates that defines a point in a two-dimensional plane.
SKPoint3	Represents an ordered pair of floating-point x-, y- and z-coordinates that defines a point in a three-dimensional plane.
SKPointI	Represents an ordered pair of integer x- and y-coordinates that defines a point in a two-dimensional plane.
SKRect	Stores a set of four floating-point numbers that represent the upper-left corner and lower-right corner of a rectangle.
SKRectI	Stores a set of four integers that represent the upper-left corner and lower-right corner of a rectangle.
SKRotationScaleMatrix	Represents a 2D rotation and uniform scale matrix.
SKRuntimeEffectUniform	Represents a uniform value that can be passed to an SKRuntimeEffect.
SKSize	Stores an ordered pair of floating-point numbers describing the width and height of a rectangle.
SKSizeI	Stores an ordered pair of integers describing the width and height of a rectangle.
SKSurfaceProps	Describes properties and constraints of a given SKSurface.
SKWebpEncoderOptions	Options to control the WEBP encoding.

Enums

Name	Description
GRBackend	Possible 3D APIs that may be used by Ganesh.
GRBackendState	Various flags for the ResetContext(GRBackendState) method.
GRBackendTextureDescFlags	Additional options for a backend texture.
GRGlBackendState	Various flags for the ResetContext(GRGlBackendState) method when using a OpenGL backend.
GRPixelConfig	Various pixel configurations supported.
GRSurfaceOrigin	The origin of a texture.
SKAlphaType	Describes how to interpret the alpha component of a pixel.
SKBitmapAllocFlags	Flags to use with SKBitmap().
SKBitmapResizeMethod	Channel selector type for the Resize(SKBitmap, SKBitmap, SKBitmapResizeMethod) method or the Resize(SKPixmap, SKPixmap, SKBitmapResizeMethod) method.
SKBlendMode	Predefined blend modes.
SKBlurMaskFilterFlags	Flags to use with CreateBlur(SKBlurStyle, Single).
SKBlurStyle	Blur types for the CreateBlur(SKBlurStyle, Single) method and its overloads.
SKClipOperation	The logical operations that can be performed when combining two regions.
SKCodecAnimationDisposalMethod	Represents how the next frame in the image is based on the current frame.
SKCodecOrigin	The various origins of a bitmap.
SKCodecResult	Used to describe the result of a call to GetPixels(SKImageInfo, IntPtr, SKCodecOptions) or one of the overloads that accepts a SKCodecOptions.
SKCodecScanlineOrder	The orders in which scanlines can be returned.
SKColorChannel	Identifies a specific color channel in an RGBA color.
SKColorSpaceFlags	Various flags that are used when creating a SKColorSpace.
SKColorSpaceGamut	Various gamut values for use with a SKColorSpace.
SKColorSpaceRenderTargetGamma	Represents gamma transfer functions.
SKColorSpaceType	The various types of color spaces.
SKColorType	Describes how to interpret the components of a pixel.
SKCropRectFlags	Flags used by the SKImageFilter.CropRect method.
SKDisplacementMapEffectChannelSelectorType	Channel selector type for the CreateDisplacementMapEffect(SKDisplacementMapEffectChannelSelectorType, SKDisplacementMapEffectChannelSelectorType, Single, SKImageFilter, SKImageFilter, SKImageFilter+CropRect) method.
SKDropShadowImageFilterShadowMode	The various types of shadow modes for use with the CreateDropShadow(Single, Single, Single, Single, SKColor, SKDropShadowImageFilterShadowMode, SKImageFilter, SKImageFilter+CropRect) method.
SKEncodedImageFormat	The various formats used by a SKCodec.
SKEncodedOrigin	Represents various origin values returned by Origin.
SKEncoding	Text encoding definition.
SKFilterQuality	Filter quality settings.
SKFontEdging	Specifies the type of edge smoothing to use when rendering glyphs.
SKFontHinting	Specifies the level of hinting to be performed when rendering glyphs.
SKFontStyleSlant	Various font slants for use with SKTypeface.
SKFontStyleWeight	Various predefined font weights for use with SKTypeface.
SKFontStyleWidth	Various predefined font widths for use with SKTypeface.
SKHighContrastConfigInvertStyle	Various invert styles for high contrast calculations.
SKImageCachingHint	Hints to image calls where the system might cache computed intermediates.
SKJpegEncoderAlphaOption	Various options to control how alpha should be handled.
SKJpegEncoderDownsample	Various options for the downsampling factor of the U and V components.
SKLatticeRectType	Optional setting per rectangular grid entry to make it transparent, or to fill the grid entry with a color.
SKMaskFormat	Formats that indicate the memory format of the underlying image data of a SKMask.
SKMatrix44TypeMask	Various flags describing the transformations of a SKMatrix44.
SKMatrixConvolutionTileMode	Matrix convolution tile modes for use with CreateMatrixConvolution(SKSizeI, Single[], Single, Single, SKPointI, SKMatrixConvolutionTileMode, Boolean, SKImageFilter, SKImageFilter+CropRect).
SKNamedGamma	Various standard gamma corrections.
SKPaintHinting	Levels of hinting that can be performed.
SKPaintStyle	Indications on how to draw geometry.
SKPath1DPathEffectStyle	How to transform path at each point (based on the current position and tangent).
SKPathAddMode	Controls how a path is added to another path.
SKPathArcSize	Indication for whether the smaller or larger of possible two arcs is drawn.
SKPathConvexity	Convexity for paths.
SKPathDirection	Direction for path contours.
SKPathFillType	Possible path fill type values.
SKPathMeasureMatrixFlags	Flags to indicate how to compute a matrix from a position along a path.
SKPathOp	The logical operations that can be performed when combining two paths using Op(SKPath, SKPathOp).
SKPathSegmentMask	The flags used by SegmentMasks.
SKPathVerb	Verbs contained in an SKPath.
SKPixelGeometry	Describes how LCD strips are organized for each pixel.
SKPngEncoderFilterFlags	Various row filters to use when encoding a PNG.
SKPointMode	Possible values to interpret the incoming array of points for the DrawPoints(SKPointMode, SKPoint[], SKPaint) method.
SKRegionOperation	The logical operations that can be performed when combining two regions.
SKRoundRectCorner	Represents the corners of a rounded rectangle.
SKRoundRectType	Represents the various sub-types of rounded rectangles.
SKShaderTileMode	Indications on how the shader should handle drawing outside the original bounds.
SKStrokeCap	Various options for StrokeCap.
SKStrokeJoin	Join style for stroking operations.
SKSurfacePropsFlags	Flags for the SKSurfaceProps.
SKTextAlign	Possible text alignment values.
SKTextEncoding	Possible text encodings.
SKTransferFunctionBehavior	Various flags to be used with PremulBehavior.
SKTrimPathEffectMode	Represents the type of trimming to perform.
SKTypefaceStyle	Specifies the intrinsic style attributes of a given typeface.
SKVertexMode	Various mode with which to interpret triangles when invoking DrawVertices(SKVertexMode, SKPoint[], SKColor[], SKPaint).
SKWebpEncoderCompression	The various types of compression for WEBP files.
SKZeroInitialized	Specifies whether the memory passed to GetPixels(SKImageInfo, IntPtr, SKCodecOptions) (or one of the overloads that accepts a SKCodecOptions) is zero initialized.

Delegates

Name	Description
GRGlGetProcDelegate	The delegate that is used when locating the various endpoints of an OpenGL implementation.
GRGlGetProcedureAddressDelegate	Represents a method that retrieves the address of an OpenGL function by name.
GRVkGetProcedureAddressDelegate	A delegate for resolving Vulkan function addresses by name.
SKBitmapReleaseDelegate	The delegate that is used when releasing the memory for a bitmap.
SKDataReleaseDelegate	The delegate that is used when a SKData instance is about to be released.
SKGlyphPathDelegate	Represents a callback method that receives the path and transformation matrix for each glyph when enumerating glyph paths.
SKImageRasterReleaseDelegate	The delegate that is used when releasing the memory for a raster-based image.
SKImageTextureReleaseDelegate	The delegate that is used when releasing the memory for a texture-based image.
SKSurfaceReleaseDelegate	The delegate that is used when releasing the memory for a surface.

Remarks

The SkiaSharp provides a complete set of APIs to render 2D images. Usually you start by creating a surface with SKSurface, obtain an SKCanvas from it, and issue drawing commands there. You can then access the underlying bitmap, or get it encoded as an image.