Samuele E. Locatelli
64 lines
1.6 KiB
C#
64 lines
1.6 KiB
C#
using PdfSharp.Pdf;
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using PdfSharp.Pdf.IO;
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using System.Collections.Generic;
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namespace SteamWare
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{
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/// <summary>
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/// Utilities gestione PDF tramite PdfSharp
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/// </summary>
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public class pdfUtils
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{
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/// <summary>
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/// Init classe
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/// </summary>
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public pdfUtils()
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{
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}
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/// <summary>
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/// Effettua il merge di più files pdf in un UNICO file pdf di output, restituendo NUMERO di files effettivamente trovati e mergiati...
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/// </summary>
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/// <param name="pdfOutFilename">Nome del file da creare (full path)</param>
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/// <param name="pdfInFileList">Elenco files pdf da includere (full path)</param>
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/// <returns></returns>
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public static int mergePdfFiles(string pdfOutFilename, List<string> pdfInFileList)
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{
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int answ = 0;
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PdfDocument currPdfIn;
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// merge!
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using (PdfDocument outPdf = new PdfDocument())
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{
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// copio ogni SINGOLA pagina
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foreach (var fileName in pdfInFileList)
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{
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try
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{
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currPdfIn = PdfReader.Open(fileName, PdfDocumentOpenMode.Import);
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CopyPages(currPdfIn, outPdf);
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answ++;
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}
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catch
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{ }
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}
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// salvo!
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outPdf.Save(pdfOutFilename);
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}
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//restituisco!
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return answ;
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}
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/// <summary>
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/// Effettua copia di ogni singola pagina pdf (from --> to)
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/// </summary>
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/// <param name="from"></param>
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/// <param name="to"></param>
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protected static void CopyPages(PdfDocument from, PdfDocument to)
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{
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for (int i = 0; i < from.PageCount; i++)
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{
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to.AddPage(from.Pages[i]);
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}
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}
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}
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}
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