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Smooth Event

Summary
Optional delegate method for additional processing.
Syntax
C#
Objective-C
C++/CLI
Java
Python
public event EventHandler<SmoothCommandEventArgs> Smooth 
typedef void (^LTSmoothCommandStatus)(LTRasterImage *image, LTSmoothCommandEventArgs *args, LTRemoveStatus *status) 
 
- (BOOL)run:(LTRasterImage *)image 
   progress:(nullable LTRasterCommandProgress)progressHandler 
     status:(nullable LTSmoothCommandStatus)lineRemoveStatus 
      error:(NSError **)error 
public void addSmoothCommandListener(SmoothCommandListener listener) 
public void removeSmoothCommandListener(SmoothCommandListener listener) 
public: 
event EventHandler<SmoothCommandEventArgs^>^ Smooth 
def Smooth(sender,e): # sender: SmoothCommand e: SmoothCommandEventArgs 
Event Data

The event handler receives an argument of type SmoothCommandEventArgs containing data related to this event. The following SmoothCommandEventArgs properties provide information specific to this event.

PropertyDescription
BumpNick Gets a value that indicates whether to remove bumps or fill in nicks.
Example
C#
Java
using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing.Core; 
 
public void SmoothCommandExample() 
{ 
   // Load an image 
   RasterCodecs codecs = new RasterCodecs(); 
   codecs.ThrowExceptionsOnInvalidImages = true; 
 
   RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "clean.tif")); 
 
   // Prepare the command 
   SmoothCommand command = new SmoothCommand(); 
   command.Smooth += new EventHandler<SmoothCommandEventArgs>(SmoothEventExample_S1); 
   command.Flags = SmoothCommandFlags.FavorLong; 
   command.Length = 2; 
 
   command.Run(image); 
 
} 
 
private void SmoothEventExample_S1(object sender, SmoothCommandEventArgs e) 
{ 
   string BumpOrNeck; 
   string Direction; 
 
   if (e.BumpNick == SmoothCommandBumpNickType.Bump) 
      BumpOrNeck = "Bump"; 
   else 
      BumpOrNeck = "Neck"; 
 
   if (e.Direction == SmoothCommandDirectionType.Horizontal) 
      Direction = "Horizontal"; 
   else 
      Direction = "Vertical"; 
 
   System.Diagnostics.Debug.WriteLine("Type " + BumpOrNeck + 
      "\n Row Column " + e.StartRow.ToString() + e.StartColumn.ToString() + 
      "\n Length " + e.Length + 
      "\n Direction " + Direction); 
 
   e.Status = RemoveStatus.Remove; 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS23\Resources\Images"; 
} 
 
import java.io.File; 
import java.io.IOException; 
 
import org.junit.*; 
import org.junit.runner.JUnitCore; 
import org.junit.runner.Result; 
import org.junit.runner.notification.Failure; 
import static org.junit.Assert.assertTrue; 
 
import leadtools.*; 
import leadtools.codecs.*; 
import leadtools.imageprocessing.core.*; 
 
 
public void smoothCommandExample() { 
   final String LEAD_VARS_IMAGES_DIR = "C:\\LEADTOOLS23\\Resources\\Images"; 
   // Load an image 
   RasterCodecs codecs = new RasterCodecs(); 
   codecs.setThrowExceptionsOnInvalidImages(true); 
 
   RasterImage image = codecs.load(combine(LEAD_VARS_IMAGES_DIR, "clean.tif"), 1, CodecsLoadByteOrder.BGR, 1, 1); 
 
   // Prepare the command 
   SmoothCommand command = new SmoothCommand(); 
   command.addSmoothCommandListener(smoothEventExample_S1); 
   command.setFlags(SmoothCommandFlags.FAVOR_LONG.getValue()); 
   command.setLength(2); 
   int change = command.run(image); 
   assertTrue(change != RasterImageChangedFlags.NONE); 
 
   codecs.save(image, combine(LEAD_VARS_IMAGES_DIR, "clean.tif"), RasterImageFormat.JPEG, 24); 
   System.out.println("Command run and image saved to " + combine(LEAD_VARS_IMAGES_DIR, "clean.tif")); 
} 
 
SmoothCommandListener smoothEventExample_S1 = new SmoothCommandListener() { 
   @Override 
   public void onSmoothEvent(SmoothCommandEvent e) { 
 
      String BumpOrNeck; 
      if (e.getBumpNick() == SmoothCommandBumpNickType.BUMP) 
         BumpOrNeck = "Bump"; 
      else 
         BumpOrNeck = "Neck"; 
 
      String Direction; 
      if (e.getDirection() == SmoothCommandDirectionType.HORIZONTAL) 
         Direction = "Horizontal"; 
      else 
         Direction = "Vertical"; 
 
      System.out.println("Type " + BumpOrNeck + 
            "\n Row Column " + e.getStartRow() + e.getStartColumn() + 
            "\n Length " + e.getLength() + 
            "\n Direction " + Direction); 
 
      e.setStatus(RemoveStatus.REMOVE); 
   } 
}; 
Requirements

Target Platforms

Help Version 23.0.2024.3.3
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© 1991-2024 LEAD Technologies, Inc. All Rights Reserved.

Leadtools.ImageProcessing.Core Assembly
Products | Support | Contact Us | Intellectual Property Notices
© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.