C# iText split PDF C# 拆分PDF
2021-05-23 12:31
标签：readonly string nbsp int count enum doc tutorial new Nuget安装iText7 C# iText split PDF C# 拆分PDF 标签：readonly string nbsp int count enum doc tutorial new 原文地址：https://www.cnblogs.com/Fred1987/p/11116256.htmlusing iText.Kernel.Utils;
using iText.Kernel.Pdf;
using System.IO;
public class MyPdfSplitter : PdfSplitter
{
private readonly string _destFolder;
private int _pageNumber;
public MyPdfSplitter(PdfDocument pdfDocument, string destFolder) : base(pdfDocument)
{
_destFolder = destFolder;
}
protected override PdfWriter GetNextPdfWriter(PageRange documentPageRange)
{
_pageNumber++;
return new PdfWriter(Path.Combine(_destFolder, $"pdf{_pageNumber}.pdf"));
}
}
static void ITextSplitPdf()
{
string rawPdfFile = @"C:\Users\ffu\Downloads\Essential_Javascript_--_A_Javascript_Tutorial.pdf";
string splitPDFDir = Directory.GetCurrentDirectory() + "//";
using (var pdfDoc = new PdfDocument(new PdfReader(rawPdfFile)))
{
var splitDocuments = new MyPdfSplitter(pdfDoc, splitPDFDir).SplitByPageCount(1);
foreach (var splitDocument in splitDocuments)
{
splitDocument.Close();
}
}
}