Document Solutions for PDF
GrapeCity.Documents.Imaging Assembly / GrapeCity.Documents.Imaging Namespace / GrayscaleBitmap Class / ToShadowBitmap Method / ToShadowBitmap(GcBitmap,Color,Single,Boolean) Method
The target GcBitmap object.
The color to fill opaque pixels of the target bitmap.
Additional factor to scale the alpha channel.
Specifies whether zero values correspond to fully opaque (true) or fully transparent (false) pixels.

In This Topic
    ToShadowBitmap(GcBitmap,Color,Single,Boolean) Method
    In This Topic
    Converts an existing instance of GcBitmap to a semi-transparent bitmap representing the current GrayscaleBitmap.

    This method treats the current GrayscaleBitmap as a transparency mask, regardless of the TransparencyMask property value.

    Syntax
    'Declaration
     
    Public Overloads Sub ToShadowBitmap( _
       ByVal bmp As GcBitmap, _
       ByVal shadowColor As System.Drawing.Color, _
       Optional ByVal opacityFactor As System.Single, _
       Optional ByVal zeroIsOpaque As System.Boolean _
    ) 
    public void ToShadowBitmap( 
       GcBitmap bmp,
       System.Drawing.Color shadowColor,
       System.float opacityFactor,
       System.bool zeroIsOpaque
    )

    Parameters

    bmp
    The target GcBitmap object.
    shadowColor
    The color to fill opaque pixels of the target bitmap.
    opacityFactor
    Additional factor to scale the alpha channel.
    zeroIsOpaque
    Specifies whether zero values correspond to fully opaque (true) or fully transparent (false) pixels.
    See Also