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HolePunchRemoveCommandEventArgs Class
See Also  Members   Example 
Leadtools.ImageProcessing.Core Namespace : HolePunchRemoveCommandEventArgs Class



Handles each hole punch found by HolePunchRemoveCommand.

Syntax

Visual Basic (Declaration) 
Public Class HolePunchRemoveCommandEventArgs 
   Inherits EventArgs
Visual Basic (Usage)Copy Code
Dim instance As HolePunchRemoveCommandEventArgs
C# 
public class HolePunchRemoveCommandEventArgs : EventArgs
C++/CLI 
public ref class HolePunchRemoveCommandEventArgs : public EventArgs

Example

Run the HolePunchRemoveCommand on an image.

Visual BasicCopy Code
Public WithEvents holePunchCommand_S4 As HolePunchRemoveCommand
Public Sub HolePunchRemoveCommandEventArgsExample()
   RasterCodecs.Startup()
   Dim codecs As New RasterCodecs()
   codecs.ThrowExceptionsOnInvalidImages = True

   Dim leadImage As RasterImage = codecs.Load(LeadtoolsExamples.Common.ImagesPath.Path + "Clean.tif")

   ' Prepare the command
   holePunchCommand_S4 = New HolePunchRemoveCommand(HolePunchRemoveCommandFlags.CallBackRegion Or HolePunchRemoveCommandFlags.UseDpi Or HolePunchRemoveCommandFlags.UseSize Or HolePunchRemoveCommandFlags.UseLocation Or HolePunchRemoveCommandFlags.SingleRegion, HolePunchRemoveCommandLocation.Left, 0, 0, 0, 0, leadImage.Width, leadImage.Height)
   holePunchCommand_S4.Run(leadImage)

   RasterCodecs.Shutdown()
End Sub

Private Sub HolePunchCommand_HolePunchRemove_S4(ByVal sender As Object, ByVal e As HolePunchRemoveCommandEventArgs) Handles holePunchCommand_S4.HolePunchRemove
   Dim ee As HolePunchRemoveCommandEventArgs = New HolePunchRemoveCommandEventArgs(e.Image, e.Region, e.BoundingRectangle, e.HoleIndex, e.HoleTotalCount, e.WhiteCount, e.BlackCount)
   e.Status = RemoveStatus.Remove

   If Not (e.Region Is Nothing) Then
      e.Image.AddGdiPlusRegionToRegion(Nothing, e.Region, RasterRegionCombineMode.AndNotRegion)
   End If
End Sub
C#Copy Code
public void HolePunchRemoveCommandEventArgsExample() 
{ 
   // Load an image 
   RasterCodecs.Startup(); 
   RasterCodecs codecs = new RasterCodecs(); 
   codecs.ThrowExceptionsOnInvalidImages = true; 
 
   RasterImage image = codecs.Load(LeadtoolsExamples.Common.ImagesPath.Path + "Clean.tif"); 
 
   // Prepare the command 
   HolePunchRemoveCommand command = new HolePunchRemoveCommand(HolePunchRemoveCommandFlags.CallBackRegion | HolePunchRemoveCommandFlags.UseDpi | HolePunchRemoveCommandFlags.UseCount |HolePunchRemoveCommandFlags.UseLocation | HolePunchRemoveCommandFlags.SingleRegion, HolePunchRemoveCommandLocation.Left, 2, 4, 0, 0, image.Width, image.Height); 
   command.HolePunchRemove += new EventHandler<HolePunchRemoveCommandEventArgs>(HolePunchRemoveEvent_S4); 
   command.Run(image); 
 
   RasterCodecs.Shutdown(); 
} 
 
private void HolePunchRemoveEvent_S4(object sender, HolePunchRemoveCommandEventArgs e) 
{ 
   HolePunchRemoveCommandEventArgs ee = new HolePunchRemoveCommandEventArgs(e.Image, e.Region, e.BoundingRectangle, e.HoleIndex, e.HoleTotalCount, e.WhiteCount, e.BlackCount); 
   e.Status= RemoveStatus.Remove; 
   if(e.Region != null) 
   { 
      e.Image.AddGdiPlusRegionToRegion(null, e.Region, RasterRegionCombineMode.AndNotRegion); 
   } 
}

Inheritance Hierarchy

System.Object
   System.EventArgs
      Leadtools.ImageProcessing.Core.HolePunchRemoveCommandEventArgs

Requirements

Target Platforms: Microsoft .NET Framework 2.0, Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family

See Also