- DS.Documents.Barcode Assembly
- DS.Documents.Html Assembly
-
DS.Documents.Imaging Assembly
- GrapeCity.Documents.Common
- GrapeCity.Documents.Drawing
-
GrapeCity.Documents.Imaging
-
Classes
- BaseInplaceEffect
- BilevelBitmap
- BitmapRenderer
- BradleyThresholdingEffect
- BrightnessContrastEffect
- ColorMatrix5x4
- DitheringEffect
- EllipticFigure
- FreeFormPolygon
- GammaCorrectionEffect
- GaussianBlurEffect
-
GcBitmap
- Constructors
- Properties
-
Methods
- AddGlow
- AddShadow
- AdjustLevels
- AlphaBlend
- ApplyColorMatrix
- ApplyEffect
- ApplyLicenseKey
- ApplySoftEdges
- ApplyTransparencyMask
- AutoLevel
- BitBlt
- CalculateOtsuThreshold
- Clear
- Clip
- Clone
- CompositeAndBlend
- ConvertFromPremultipliedAlpha
- ConvertToOpaque
- ConvertToPremultipliedAlpha
- CreateGraphics
- CreateImage
- DiscardImage
- Dispose
- EnsureRendererCreated
- ExportColorChannel
- ExtractColors
- FlipRotate
- GenerateOctreePalette
- GetContentRect
- HasTransparentPixels
- ImportColorChannel
- IsBlackAndWhite
- IsGrayscale
- Load
- MergePalettes
- Resize
- SaveAsBmp
- SaveAsGif
- SaveAsIco
- SaveAsJpeg
- SaveAsPng
- SaveAsTiff
- SaveAsWebp
- SetAlphaTo255
- SetDpi
- SetLicenseKey
- ShrinkARGBFormat
- ToBilevelBitmap
- ToGrayscaleBitmap
- ToIndexed4bppBitmap
- ToIndexed8bppBitmap
- ToJpegStream
- GcBitmapGraphics
- GcBitmapGraphics.Path
- GcGifReader
- GcGifWriter
- GcIco
- GcTiffReader
- GcTiffWriter
- GifFrame
- GraphicsPath
- GrayscaleBitmap
- GrayscaleEffect
- HueRotationEffect
- IcoFrame
- Indexed4bppBitmap
- Indexed8bppBitmap
- LuminanceToAlphaEffect
- OpacityEffect
- OtsuThresholdingEffect
- PathBuilder
- RectangularFigure
- Region
- RoundRectFigure
- SaturationEffect
- SepiaEffect
- TemperatureAndTintEffect
- TiffFrame
- TiffFrameSettings
- Structs
- Interfaces
- Enums
-
Classes
- GrapeCity.Documents.Imaging.Exif
- GrapeCity.Documents.Layout
- GrapeCity.Documents.Layout.Composition
- GrapeCity.Documents.Svg
- GrapeCity.Documents.Text
- DS.Documents.Imaging.Windows Assembly
- DS.Documents.Pdf Assembly
GrapeCity.Documents.Imaging.GcBitmap.SetAlphaTo255
SetAlphaTo255 Method
SetAlphaTo255(Rectangle?)
Updates the alpha channel of pixels to 255 (to make them opaque).
Declaration
public void SetAlphaTo255(Rectangle? clipRect = null)Public Sub SetAlphaTo255(Optional clipRect As Rectangle? = Nothing)Parameters
| Type | Name | Description |
|---|---|---|
| Rectangle? | clipRect | The target rectangle of the GcBitmap. |