LEADTOOLS Image Processing (Leadtools.ImageProcessing.Core assembly)

LineRemoveCommandEventArgs Class

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Example 







Members 
Handles each line found by LineRemoveCommand.
Object Model
Syntax
public class LineRemoveCommandEventArgs : System.EventArgs 
'Declaration
 
Public Class LineRemoveCommandEventArgs 
   Inherits System.EventArgs
'Usage
 
Dim instance As LineRemoveCommandEventArgs
public sealed class LineRemoveCommandEventArgs : ~Remove~ 
@interface LTLineRemoveCommandEventArgs : NSObject
public class LineRemoveCommandEvent extends LeadEvent
function Leadtools.ImageProcessing.Core.LineRemoveCommandEventArgs()
public ref class LineRemoveCommandEventArgs : public System.EventArgs 
Example
Copy Code  
Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.ImageProcessing.Core

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
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Core;

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";
}
function LineRemoveCommandEventArgsExample()
{
   var codecs = new Leadtools.Codecs.RasterCodecs();
   codecs.throwExceptionsOnInvalidImages = true;

   // Load the image
   var srcFileName = "Assets\\clean.tif";
   return Tools.AppInstallFolder().getFileAsync(srcFileName).then(function (loadFile) {
      return codecs.loadAsync(Leadtools.LeadStreamFactory.create(loadFile));
   }).then(function (image) {
      // Prepare the command
      with (Leadtools.ImageProcessing.Core) {
         var command = new LineRemoveCommand(LineRemoveCommandFlags.useGap | LineRemoveCommandFlags.callBackRegion, 200, 5, 7, 10, 2, 2, LineRemoveCommandType.horizontal);
         command.addEventListener("lineremove", LineRemoveEvent_S4);
         command.run(image);
      }
   });
}

function LineRemoveEvent_S4(e)
{
   with (Leadtools.ImageProcessing.Core) {
      var 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, Leadtools.RasterRegionCombineMode.andNotRegion);
   }
}
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Core;

      
public async Task LineRemoveCommandEventArgsExample()
{
   // Load an image
   RasterCodecs codecs = new RasterCodecs();
   codecs.ThrowExceptionsOnInvalidImages = true;
   // Load the image
   string srcFileName = @"Assets\Clean.tif";
   StorageFile loadFile = await Tools.AppInstallFolder.GetFileAsync(srcFileName);
   RasterImage image = await codecs.LoadAsync(LeadStreamFactory.Create(loadFile));

   // 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);
}
using Leadtools;
using Leadtools.Examples;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Core;

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;
}
Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.ImageProcessing.Core

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

See Also

Reference

LineRemoveCommandEventArgs Members
Leadtools.ImageProcessing.Core Namespace

 

 


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