Initializes a new RakeRemoveCommand with explicit parameters.
Syntax
Parameters
- region
- LEADTOOLS Leadtools.RasterRegion representing the rake to be removed. It is the programmer's responsibility to dispose this region when it is no longer needed.
- length
- Length (in pixels) of the rake base line.
Example
Runs the RakeRemoveCommand on an image.
Visual Basic | Copy Code |
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Public WithEvents lineRemoveCommand_S4 As LineRemoveCommand
Public Sub LineRemoveCommandEventArgsExample()
Dim codecs As New RasterCodecs()
codecs.ThrowExceptionsOnInvalidImages = True
Dim leadImage As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Clean.tif"))
' Prepare the command
lineRemoveCommand_S4 = New LineRemoveCommand(LineRemoveCommandFlags.UseGap Or LineRemoveCommandFlags.CallBackRegion, 200, 5, 7, 10, 2, 2, LineRemoveCommandType.Horizontal)
lineRemoveCommand_S4.Run(leadImage)
End Sub
Private Sub LineRemoveCommand_LineRemove_S4(ByVal sender As Object, ByVal e As LineRemoveCommandEventArgs) Handles lineRemoveCommand_S4.LineRemove
Dim ee As LineRemoveCommandEventArgs = New LineRemoveCommandEventArgs(e.Image, e.Region, e.StartRow, e.StartColumn, e.Length)
e.Status = RemoveStatus.Remove
If Not (e.Region Is Nothing) Then
e.Image.SetRegion(Nothing, e.Region, RasterRegionCombineMode.AndNotRegion)
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 LineRemoveCommandEventArgsExample()
{
// Load an image
RasterCodecs codecs = new RasterCodecs();
codecs.ThrowExceptionsOnInvalidImages = true;
RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Clean.tif"));
// Prepare the command
LineRemoveCommand command = new LineRemoveCommand(LineRemoveCommandFlags.UseGap | LineRemoveCommandFlags.CallBackRegion, 200, 5, 7, 10, 2, 2, LineRemoveCommandType.Horizontal);
command.LineRemove += new EventHandler<LineRemoveCommandEventArgs>(LineRemoveEvent_S4);
command.Run(image);
}
private void LineRemoveEvent_S4(object sender, LineRemoveCommandEventArgs e)
{
LineRemoveCommandEventArgs ee = new LineRemoveCommandEventArgs(e.Image, e.Region, e.StartRow, e.StartColumn, e.Length);
e.Status= RemoveStatus.Remove;
if(e.Region != null)
e.Image.SetRegion(null, e.Region, RasterRegionCombineMode.AndNotRegion);
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images";
} |
SilverlightCSharp | Copy Code |
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public void LineRemoveCommandEventArgsExample(RasterImage image, Stream outStream)
{
// Prepare the command
LineRemoveCommand command = new LineRemoveCommand(LineRemoveCommandFlags.UseGap | LineRemoveCommandFlags.CallBackRegion, 200, 5, 7, 10, 2, 2, LineRemoveCommandType.Horizontal);
command.LineRemove += new EventHandler<LineRemoveCommandEventArgs>(LineRemoveEvent_S4);
command.Run(image);
// Save result image
RasterCodecs codecs = new RasterCodecs();
codecs.Save(image, outStream, RasterImageFormat.CcittGroup4, 1);
image.Dispose();
}
private void LineRemoveEvent_S4(object sender, LineRemoveCommandEventArgs e)
{
LineRemoveCommandEventArgs ee = new LineRemoveCommandEventArgs(e.Image, null, e.StartRow, e.StartColumn, e.Length);
e.Status = RemoveStatus.Remove;
} |
SilverlightVB | Copy Code |
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Public Sub LineRemoveCommandEventArgsExample(ByVal image As RasterImage, ByVal outStream As Stream)
' Prepare the command
Dim command As LineRemoveCommand = New LineRemoveCommand(LineRemoveCommandFlags.UseGap Or LineRemoveCommandFlags.CallBackRegion, 200, 5, 7, 10, 2, 2, LineRemoveCommandType.Horizontal)
AddHandler command.LineRemove, AddressOf LineRemoveEvent_S4
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 LineRemoveEvent_S4(ByVal sender As Object, ByVal e As LineRemoveCommandEventArgs)
Dim ee As LineRemoveCommandEventArgs = New LineRemoveCommandEventArgs(e.Image, Nothing, e.StartRow, e.StartColumn, e.Length)
e.Status = RemoveStatus.Remove
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