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



Handles each inverted text segment found by InvertedTextCommand.

Syntax

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

Example

Runs the InvertedTextCommand on an image.

Visual BasicCopy Code
Public WithEvents invertedTextCommand_S4 As InvertedTextCommand
Public Sub InvertedTextCommandEventArgsExample()
   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
   invertedTextCommand_S4 = New InvertedTextCommand(InvertedTextCommandFlags.UseDpi Or InvertedTextCommandFlags.CallBackRegion, 5000, 500, 70, 95)
   invertedTextCommand_S4.Run(leadImage)

   RasterCodecs.Shutdown()
End Sub

Private Sub InvertedTextCommand_InvertedText_S4(ByVal sender As Object, ByVal e As InvertedTextCommandEventArgs) Handles invertedTextCommand_S4.InvertedText
   Dim ee As InvertedTextCommandEventArgs = New InvertedTextCommandEventArgs(e.Image, e.Region, e.BoundingRectangle, 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 InvertedTextCommandEventArgsExample() 
{ 
   // 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 
   InvertedTextCommand command = new InvertedTextCommand( InvertedTextCommandFlags.UseDpi | InvertedTextCommandFlags.CallBackRegion, 5000, 500, 70, 95); 
   command.InvertedText += new EventHandler<InvertedTextCommandEventArgs>(InvertedTextEvent_S4); 
   command.Run(image); 
 
   RasterCodecs.Shutdown(); 
} 
 
private void InvertedTextEvent_S4(object sender, InvertedTextCommandEventArgs e) 
{ 
   InvertedTextCommandEventArgs ee = new InvertedTextCommandEventArgs(e.Image, e.Region, e.BoundingRectangle, 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.InvertedTextCommandEventArgs

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