RakeRemove Event

Summary

Optional delegate method for additional processing.

Syntax

C++/CLI

Python

public event EventHandler<RakeRemoveCommandEventArgs> RakeRemove

public: 
event EventHandler<RakeRemoveCommandEventArgs^>^ RakeRemove

def RakeRemove(sender,e): # sender: RakeRemoveCommand e: RakeRemoveCommandEventArgs

Event Data

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

Property	Description
Length	Gets the length of the base line of the rake.

Example

Java

using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing.Core; 
 
 
public void RakeRemoveCommandExample() 
{ 
   // Load an image 
   RasterCodecs codecs = new RasterCodecs(); 
   codecs.ThrowExceptionsOnInvalidImages = true; 
 
   RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, @"Forms\Forms to be Recognized\OCR\FCC-107_OCR_Filled.tif")); 
 
   // Prepare the command 
   RakeRemoveCommand command = new RakeRemoveCommand(); 
   command.RakeRemove += new EventHandler<RakeRemoveCommandEventArgs>(RakeRemoveEvent_S1); 
   command.MinLength = 50; 
   command.MinWallHeight = 10; 
   command.MaxWidth = 3; 
   command.MaxWallPercent = 25; 
   command.MaxSideteethLength = 60; 
   command.MaxMidteethLength = 50; 
   command.Gaps = 1; 
   command.Variance = 1; 
   command.TeethSpacing = 5; 
   command.AutoFilter = false; 
 
   command.Run(image); 
 
} 
 
private void RakeRemoveEvent_S1(object sender, RakeRemoveCommandEventArgs e) 
{ 
   MessageBox.Show("Rake length is " + "( " + e.Length.ToString() + " )"); 
   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.*; 
 
import leadtools.*; 
import leadtools.codecs.*; 
import leadtools.imageprocessing.core.RakeRemoveCommand; 
import leadtools.imageprocessing.core.RakeRemoveCommandEvent; 
import leadtools.imageprocessing.core.RakeRemoveCommandListener; 
import leadtools.imageprocessing.core.RemoveStatus; 
 
 
public void rakeRemoveCommandExample() { 
   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, "Forms\\Forms to be Recognized\\OCR\\FCC-107_OCR_Filled.tif")); 
 
   // Prepare the command 
   RakeRemoveCommand command = new RakeRemoveCommand(); 
   command.addRakeRemoveListener(RakeRemoveEvent_S1); 
   command.setMinLength(50); 
   command.setMinWallHeight(10); 
   command.setMaxWidth(3); 
   command.setMaxWallPercent(25); 
   command.setMaxSideteethLength(60); 
   command.setMaxMidteethLength(50); 
   command.setGaps(1); 
   command.setVariance(1); 
   command.setTeethSpacing(5); 
   command.setAutoFilter(false); 
 
   int change = command.run(image); 
 
   assertTrue(change != RasterImageChangedFlags.NONE); 
} 
 
RakeRemoveCommandListener RakeRemoveEvent_S1 = new RakeRemoveCommandListener() { 
   @Override 
   public void onRakeRemoveEvent(RakeRemoveCommandEvent e) { 
      System.out.println("Rake length is " + "(" + e.getLength() + ")"); 
      e.setStatus(RemoveStatus.REMOVE); 
   } 
};

Requirements

Target Platforms

Reference

RakeRemoveCommand Class

RakeRemoveCommand Members

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Help Version 23.0.2024.3.3

Leadtools.ImageProcessing.Core Assembly

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Leadtools.ImageProcessing.Core Namespace

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