Initializes a new
Leadtools.ImageProcessing.SpecialEffects.ShadowCommand class object with explicit parameters.
Syntax
Parameters
- angle
- Angle value indicating the direction of the light source producing the shadow.
- threshold
- Threshold value used to determine which pixels will be affected . Valid values range from 0 through 255. When Type = ShadowCommandType.ColoredShadow, any component (R, G, or B) of a pixel with a value less than the Threshold value is not affected. When Type = ShadowCommandType.GrayShadow, any pixel where the master channel value is less than the Threshold value is not affected.
- type
- Type of the shadow.
Example
Run the Leadtools.ImageProcessing.SpecialEffects.ShadowCommand on an image.
Visual Basic | Copy Code |
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Public Sub ShadowConstructorExample()
Dim codecs As New RasterCodecs()
codecs.ThrowExceptionsOnInvalidImages = True
Dim leadImage As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Master.jpg"))
' Prepare the command
Dim command As ShadowCommand = New ShadowCommand(ShadowCommandAngle.SouthEast, 0, ShadowCommandType.GrayShadow)
' Apply shadow effect to the image.
command.Run(leadImage)
codecs.Save(leadImage, Path.Combine(LEAD_VARS.ImagesDir, "Result.jpg"), RasterImageFormat.Jpeg, 24)
End Sub
Public NotInheritable Class LEAD_VARS
Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
End Class |
C# | Copy Code |
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public void ShadowConstructorExample()
{
// Load an image
RasterCodecs codecs = new RasterCodecs();
codecs.ThrowExceptionsOnInvalidImages = true;
RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Master.jpg"));
// Prepare the command
ShadowCommand command = new ShadowCommand(ShadowCommandAngle.SouthEast, 0, ShadowCommandType.GrayShadow);
// Apply shadow effect to the image.
command.Run(image);
codecs.Save(image, Path.Combine(LEAD_VARS.ImagesDir, "Result.jpg"), RasterImageFormat.Jpeg, 24);
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images";
} |
Requirements
Target Platforms: Microsoft .NET Framework 2.0, Windows 2000, Windows XP, Windows Server 2003 family, Windows Server 2008 family, Windows Vista, Windows 7
See Also