CenterOfMass Property

Summary

This property is updated with the object's center of mass.

Syntax

Objective-C

C++/CLI

Java

Python

public LeadPoint CenterOfMass { get; }

@property (nonatomic, assign, readonly) LeadPoint centerOfMass;

public LeadPoint getCenterOfMass();

public: 
property LeadPoint CenterOfMass { 
   LeadPoint get(); 
}

CenterOfMass # get  (ObjectInformationCommand)

Property Value

LeadPoint structure that is updated with the object's center of mass.

Example

Java

using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing.Effects; 
 
 
public void ObjectInformationCommandExample() 
{ 
   // Load an image 
   RasterCodecs codecs = new RasterCodecs(); 
   codecs.ThrowExceptionsOnInvalidImages = true; 
 
   RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Master.jpg")); 
 
   // Prepare the command 
   //Get the objects center of mass and it's roundness. I am not interested in the axis' orientation, so I pass NULL_ 
   ObjectInformationCommand command = new ObjectInformationCommand(false); 
   command.Run(image); 
 
   MessageBox.Show("Angle = " + command.Angle + "\n" + 
      "Roundness = " + command.Roundness + "\n" + 
      "X = " + command.CenterOfMass.X + "\n" + 
      "Y = " + command.CenterOfMass.Y); 
 
} 
 
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.effects.ObjectInformationCommand; 
 
 
public void objectInformationCommandExample() { 
   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, "Master.jpg")); 
 
   // Prepare the command 
   // Get the objects center of mass and it's roundness. I am not interested in the 
   // axis' orientation, so I pass NULL_ 
   ObjectInformationCommand command = new ObjectInformationCommand(); 
   command.setWeighted(false); 
   int change = command.run(image); 
   assertTrue(change != RasterImageChangedFlags.NONE); 
 
   System.out.printf("Angle = %s" + "\n" + "Roundness = %s" + "\n" + "X = %s" + "\n" + "Y = %s", command.getAngle(), 
         command.getRoundness(), command.getCenterOfMass().getX(), command.getCenterOfMass().getY()); 
 
   // Save the image and ensure it was saved 
   String outputFileName = combine(LEAD_VARS_IMAGES_DIR, "master_result_constructor.png"); 
   codecs.save(image, outputFileName, RasterImageFormat.PNG, 0); 
   System.out.println("Command run, image saved successfully, image saved to " + outputFileName); 
}

Requirements

Target Platforms

Reference

ObjectInformationCommand Class

ObjectInformationCommand Members

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Help Version 23.0.2024.3.3

Leadtools.ImageProcessing.Effects Assembly

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Leadtools.ImageProcessing.Effects Namespace

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