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FirstPageNumber Property

Summary

Gets or sets the 1-based index of the first page associated with this PDFPageRange.

Syntax
C#
C++/CLI
Java
Python
public int FirstPageNumber 
public int FirstPageNumber; 
public: 
property int FirstPageNumber; 
FirstPageNumber (PDFPageRange)

Property Value

An integer number indicating the first page that should be merged using PDFFile.MergeFiles. The first page in the file has the index 1, so this value should be greater than or equal to 1.

Remarks

The last page that should be merged is indicated by PDFPageRange.LastPageNumber.

Example

C#
Java
using Leadtools.WinForms; 
using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.Controls; 
using Leadtools.Drawing; 
using Leadtools.ImageProcessing; 
using Leadtools.Pdf; 
using Leadtools.Svg; 
 
 
public void MergeFiles() 
{ 
 
   // This example will extract two pages from the current file and one page from another (encrypted) file into a single output file. 
   // All the pages in the output file will be unencrypted. 
   string srcFile = Path.Combine(LEAD_VARS.ImagesDir, "leadtools.pdf"); 
   string dstFile = Path.Combine(LEAD_VARS.ImagesDir, "leadtools 4-5 1.pdf"); 
   PDFFile pdfFile = new PDFFile(srcFile); 
   PDFPageRange[] srcPages = new PDFPageRange[2]; 
 
   srcPages[0].FirstPageNumber = 4; 
   srcPages[0].LastPageNumber = 5; 
   /* Leave srcPages[0] set to null, so pages 4 and 5 are extracted from leadtools.pdf */ 
 
   srcPages[1].FileName = Path.Combine(LEAD_VARS.ImagesDir, "Encrypted.pdf"); // Encrypted.pdf file must exist. If none exists, provide one. 
   srcPages[1].Password = "LEAD"; 
   srcPages[1].FirstPageNumber = 1; 
   srcPages[1].LastPageNumber = 1; 
 
   pdfFile.MergeFiles(srcPages, dstFile); 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS23\Resources\Images"; 
} 
 
import java.io.ByteArrayInputStream; 
import java.io.File; 
import java.io.FileInputStream; 
import java.io.FileNotFoundException; 
import java.io.FileOutputStream; 
import java.io.FileReader; 
import java.io.IOException; 
import java.io.InputStream; 
import java.nio.file.Files; 
import java.nio.file.Paths; 
import java.nio.file.StandardCopyOption; 
import java.util.ArrayList; 
import java.util.Date; 
import java.util.List; 
import java.util.Scanner; 
 
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.pdf.*; 
 
 
public void pdfFileMergeFilesExample() { 
 
   final String LEAD_VARS_IMAGES_DIR = "C:\\LEADTOOLS23\\Resources\\Images"; 
 
   // This example will extract two pages from the current file and one page from 
   // another (encrypted) file into a single output file. 
   // All the pages in the output file will be unencrypted. 
   String srcFile = combine(LEAD_VARS_IMAGES_DIR, "leadtools.pdf"); 
   String dstFile = combine(LEAD_VARS_IMAGES_DIR, "leadtools 4-5 1.pdf"); 
   PDFFile pdfFile = new PDFFile(srcFile); 
   PDFPageRange[] srcPages = new PDFPageRange[2]; 
   srcPages[0] = new PDFPageRange(); 
   srcPages[1] = new PDFPageRange(); 
   srcPages[0].setFirstPageNumber(4); 
   srcPages[0].setLastPageNumber(5); 
 
   // // // Leave srcPages[0] set to null, so pages 4 and 5 are extracted from 
   // leadtools.pdf // 
   srcPages[1].setFileName(combine(LEAD_VARS_IMAGES_DIR, "BusinessForm.pdf")); // Encrypted.pdf file must exist. If 
                                                                               // none exists, provide one). 
   srcPages[1].setPassword("LEAD"); 
   srcPages[1].setFirstPageNumber(1); 
   srcPages[1].setLastPageNumber(1); 
 
   pdfFile.mergeFiles(srcPages, dstFile); 
   assertTrue("Error in PDF Merge", new PDFFile(dstFile).getPageCount() == 3); 
}

Requirements

Target Platforms

See Also

Help Version 23.0.2024.2.29
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© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.