Initializes a new DotRemoveCommand with explicit parameters.
Supported in Silverlight, Windows Phone 7
Syntax
Parameters
- flags
- Flag that determines the behavior of the dot removal process.
- minimumDotWidth
- The minimum width of a dot to be removed. If the DotRemoveCommandFlags.UseDpi flag is set, units are in thousandths of an inch, otherwise units are in pixels.
- minimumDotHeight
- The minimum height of a dot to be removed. If the DotRemoveCommandFlags.UseDpi flag is set, units are in thousandths of an inch, otherwise units are in pixels.
- maximumDotWidth
- The maximum width of a dot to be removed. If the DotRemoveCommandFlags.UseDpi flag is set, units are in thousandths of an inch, otherwise units are in pixels.
- maximumDotHeight
- The maximum height of a dot to be removed. If the DotRemoveCommandFlags.UseDpi flag is set, units are in thousandths of an inch, otherwise units are in pixels.
Example
Run the DotRemoveCommand on an image.
Visual Basic | Copy Code |
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Public WithEvents dotRemoveCommandCallback_S2 As DotRemoveCommand
Public Sub DotRemoveConstructorExample()
Dim codecs As New RasterCodecs()
codecs.ThrowExceptionsOnInvalidImages = True
Dim leadImage As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Clean.tif"))
' Prepare the command
dotRemoveCommandCallback_S2 = New DotRemoveCommand(DotRemoveCommandFlags.UseSize Or DotRemoveCommandFlags.SingleRegion, 1, 1, 10, 10)
dotRemoveCommandCallback_S2.Run(leadImage)
End Sub
Private Sub DotRemoveCommand_DotRemove_S2(ByVal sender As Object, ByVal e As DotRemoveCommandEventArgs) Handles dotRemoveCommandCallback_S2.DotRemove
' Do not remove the speck if it contains any white pixels
If (e.WhiteCount > 0) Then
e.Status = RemoveStatus.NoRemove
Else
e.Status = RemoveStatus.Remove
End If
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 DotRemoveConstructorExample()
{
// Load an image
RasterCodecs codecs = new RasterCodecs();
codecs.ThrowExceptionsOnInvalidImages = true;
RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Clean.tif"));
// Prepare the command
DotRemoveCommand command = new DotRemoveCommand(DotRemoveCommandFlags.UseSize | DotRemoveCommandFlags.SingleRegion, 1, 1, 10, 10);
command.DotRemove += new EventHandler<DotRemoveCommandEventArgs>(DotRemoveEvent_S2);
command.Run(image);
}
private void DotRemoveEvent_S2(object sender, DotRemoveCommandEventArgs e)
{
// Do not remove the speck if it contains any white pixels
if (e.WhiteCount > 0)
{
e.Status = RemoveStatus.NoRemove;
}
else
{
e.Status = RemoveStatus.Remove;
}
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images";
} |
SilverlightCSharp | Copy Code |
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public void DotRemoveConstructorExample(RasterImage image, Stream outStream)
{
// Prepare the command
DotRemoveCommand command = new DotRemoveCommand(DotRemoveCommandFlags.UseSize | DotRemoveCommandFlags.SingleRegion, 1, 1, 10, 10);
command.DotRemove += new EventHandler<DotRemoveCommandEventArgs>(DotRemoveEvent_S2);
command.Run(image);
// Save result image
RasterCodecs codecs = new RasterCodecs();
codecs.Save(image, outStream, RasterImageFormat.CcittGroup4, 1);
image.Dispose();
}
private void DotRemoveEvent_S2(object sender, DotRemoveCommandEventArgs e)
{
// Do not remove the speck if it contains any white pixels
if (e.WhiteCount > 0)
{
e.Status = RemoveStatus.NoRemove;
}
else
{
e.Status = RemoveStatus.Remove;
}
} |
SilverlightVB | Copy Code |
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Public Sub DotRemoveConstructorExample(ByVal image As RasterImage, ByVal outStream As Stream)
' Prepare the command
Dim command As DotRemoveCommand = New DotRemoveCommand(DotRemoveCommandFlags.UseSize Or DotRemoveCommandFlags.SingleRegion, 1, 1, 10, 10)
AddHandler command.DotRemove, AddressOf DotRemoveEvent_S2
command.Run(image)
' Save result image
Dim codecs As RasterCodecs = New RasterCodecs()
codecs.Save(image, outStream, RasterImageFormat.CcittGroup4, 1)
image.Dispose()
End Sub
Private Sub DotRemoveEvent_S2(ByVal sender As Object, ByVal e As DotRemoveCommandEventArgs)
' Do not remove the speck if it contains any white pixels
If e.WhiteCount > 0 Then
e.Status = RemoveStatus.NoRemove
Else
e.Status = RemoveStatus.Remove
End If
End Sub |
Requirements
Target Platforms: Silverlight 3.0, Windows XP, Windows Server 2003 family, Windows Server 2008 family, Windows Vista, Windows 7, MAC OS/X (Intel Only)
See Also