FirstCharacterIndex Property

Summary

The index of the first character that forms this word in the Characters list.

Syntax

C++/CLI

Java

Python

public int FirstCharacterIndex { get; set; }

public:  
   property int FirstCharacterIndex 
   { 
      int get() 
      void set(int value) 
   }

public int getFirstCharacterIndex() 
public void setFirstCharacterIndex(int value)

FirstCharacterIndex # get and set (DocumentWord)

Property Value

The 0-based index of the first character that forms this word in the Characters list. Default value is 0.

Remarks

This value is set when BuildWords is called. The characters that define this word are from FirstCharacterIndex to LastCharacterIndex.

Example

Java

using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.Document.Writer; 
 
using Leadtools.Document; 
using Leadtools.Caching; 
using Leadtools.Annotations.Engine; 
using Leadtools.Ocr; 
using Leadtools.Barcode; 
using Leadtools.Document.Converter; 
 
public void DocumentPageTextExample() 
{ 
   var options = new LoadDocumentOptions(); 
   using (var document = DocumentFactory.LoadFromFile(Path.Combine(LEAD_VARS.ImagesDir, "Leadtools.doc"), options)) 
   { 
      // Get page text  
      var page = document.Pages[0]; 
            
      // Get all of the DocumentTextExtractionModes (DocumentTextExtractionMode reference) 
      DocumentTextExtractionMode[] textExtractionModes = (DocumentTextExtractionMode[])Enum.GetValues(typeof(DocumentTextExtractionMode)); 
      foreach (var modes in textExtractionModes) 
      { 
         Console.WriteLine($"Text extraction mode: {modes}"); 
      } 
 
      // Text extraction mode. Auto is default 
      document.Text.TextExtractionMode = DocumentTextExtractionMode.Auto; 
 
      // DocumentPageText reference 
      var pageText = page.GetText(); 
      if (pageText != null) 
      { 
         pageText.BuildText(); 
         var characters = pageText.Characters; 
         var text = pageText.Text; 
 
         Console.WriteLine(text); 
         Console.WriteLine($"Total number of characters: {characters.Count}"); 
 
         pageText.BuildWords(); 
         Console.WriteLine($"Total number of words: {pageText.Words.Count}"); 
         // Get each word 
         foreach (DocumentWord word in pageText.Words) 
         { 
            Console.WriteLine($"Bounds: {word.Bounds} | First character index: {word.FirstCharacterIndex} " + 
               $"| Last character index: {word.LastCharacterIndex} | Value: {word.Value}"); 
         } 
      } 
      else 
      { 
         Console.WriteLine("Failed!"); 
      } 
 
   } 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS23\Resources\Images"; 
}

 
import java.io.File; 
import java.io.FileOutputStream; 
import java.io.IOException; 
import java.net.MalformedURLException; 
import java.net.URI; 
import java.net.URISyntaxException; 
import java.net.URL; 
import java.nio.file.Files; 
import java.nio.file.Paths; 
import java.util.ArrayList; 
import java.util.Calendar; 
import java.util.List; 
import java.util.concurrent.Callable; 
import java.util.concurrent.ExecutorService; 
import java.util.concurrent.Executors; 
import java.util.concurrent.Future; 
import java.util.regex.Pattern; 
 
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.annotations.engine.*; 
import leadtools.barcode.*; 
import leadtools.caching.*; 
import leadtools.codecs.*; 
import leadtools.document.*; 
import leadtools.document.DocumentMimeTypes.UserGetDocumentStatusHandler; 
import leadtools.document.converter.*; 
import leadtools.document.writer.*; 
import leadtools.ocr.*; 
 
 
public void documentPageTextExample() { 
   final String LEAD_VARS_IMAGES_DIR = "C:\\LEADTOOLS23\\Resources\\Images"; 
   LoadDocumentOptions options = new LoadDocumentOptions(); 
   LEADDocument document = DocumentFactory.loadFromFile(combine(LEAD_VARS_IMAGES_DIR, "Leadtools.pdf"), 
         options); 
   // Get page text 
   DocumentPage page = document.getPages().get(0); 
 
   // Get all of the DocumentTextExtractionModes (DocumentTextExtractionMode 
   // reference) 
   DocumentTextExtractionMode[] textExtractionModes = DocumentTextExtractionMode.values(); 
   for (DocumentTextExtractionMode modes : textExtractionModes) { 
      System.out.println("Text extraction mode: " + modes); 
   } 
 
   // Text extraction mode. Auto is default 
   document.getText().setTextExtractionMode(DocumentTextExtractionMode.AUTO); 
 
   // DocumentPageText reference 
   String text = ""; 
   DocumentPageText pageText = page.getText(); 
   assertTrue(pageText != null); 
   if (pageText != null) { 
      pageText.buildText(); 
      List<DocumentCharacter> characters = pageText.getCharacters(); 
      text = pageText.getText(); 
 
      System.out.println(text); 
      System.out.println("Total number of characters: " + characters.size()); 
 
      pageText.buildWords(); 
      System.out.println("Total number of words: " + pageText.getWords().size()); 
      // Get each word 
      for (DocumentWord word : pageText.getWords()) { 
         System.out.println( 
               "Bounds: " + word.getBounds() + " | First character index: " + word.getFirstCharacterIndex() + " " + 
                     "| Last character index: " + word.getLastCharacterIndex() + " | Value: " + word.getValue()); 
      } 
   } 
}

Requirements

Target Platforms

Reference

DocumentWord Class

DocumentWord Members

Leadtools.Document Namespace

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Help Version 23.0.2024.2.29

Leadtools.Document Assembly

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Leadtools.Document Namespace

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