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

Visual Basic
C#

'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.

Reference

GrayscaleBitmap Class
GrayscaleBitmap Members
Overload List

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