// ---------------------------------------------------------------------------
/**
* Creates a PDF document.
*/
public byte[] CreatePdf()
{
using (MemoryStream ms = new MemoryStream()) {
using (var c = AdoDB.Provider.CreateConnection()) {
c.ConnectionString = AdoDB.CS;
c.Open();
// step 1
using (Document document = new Document(PageSize.A5)) {
// step 2
PdfWriter writer = PdfWriter.GetInstance(document, ms);
// step 3
document.Open();
// step 4
int[] start = new int[3];
for (int i = 0; i < 3; i++)
{
start[i] = writer.PageNumber;
AddParagraphs(document, c, SQL[i], FIELD[i]);
document.NewPage();
}
PdfPageLabels labels = new PdfPageLabels();
labels.AddPageLabel(start[0], PdfPageLabels.UPPERCASE_LETTERS);
labels.AddPageLabel(start[1], PdfPageLabels.DECIMAL_ARABIC_NUMERALS);
labels.AddPageLabel(
start[2], PdfPageLabels.DECIMAL_ARABIC_NUMERALS,
"Movies-", start[2] - start[1] + 1
);
writer.PageLabels = labels;
}
return(ms.ToArray());
}
}
}
public void AddSheet(string pdfFile, string addSheetFile, int numberInSheetFile, int numberInPdfFile, string destFile)
{
var sheet = new PdfReader(addSheetFile);
var pdf = new PdfReader(pdfFile);
var doc = new Document();
var copier = new PdfCopy(doc, new FileStream(destFile, FileMode.Create));
doc.Open();
var pdfLabels = PdfPageLabels.GetPageLabels(pdf);
if (pdfLabels?.Length != pdf.NumberOfPages)
{
pdfLabels = null;
}
var sheetLabel = PdfPageLabels.GetPageLabels(sheet);
if (sheetLabel?.Length != sheet.NumberOfPages)
{
sheetLabel = null;
}
var labels = new PdfPageLabels();
for (var i = 1; i < numberInPdfFile; i++)
{
var page = copier.GetImportedPage(pdf, i);
copier.AddPage(page);
if (pdfLabels != null)
{
var label = pdfLabels[i - 1];
labels.AddPageLabel(i, PdfPageLabels.EMPTY, label);
}
}
copier.AddPage(copier.GetImportedPage(sheet, numberInSheetFile));
if (sheetLabel != null)
{
labels.AddPageLabel(numberInPdfFile, PdfPageLabels.EMPTY, sheetLabel[numberInSheetFile - 1]);
}
else
{
labels.AddPageLabel(numberInPdfFile, PdfPageLabels.EMPTY, "бланк");
}
for (var i = numberInPdfFile; i < pdf.NumberOfPages + 1; i++)
{
copier.AddPage(copier.GetImportedPage(pdf, i));
if (pdfLabels != null)
{
var label = pdfLabels[i - 1];
labels.AddPageLabel(i + 1, PdfPageLabels.EMPTY, label);
}
}
copier.PageLabels = labels;
doc.Close();
copier.Close();
pdf.Close();
sheet.Close();
}
// ---------------------------------------------------------------------------
/**
* Reads the page labels from an existing PDF
* @param src the existing PDF
*/
public string ListPageLabels(byte[] src)
{
StringBuilder sb = new StringBuilder();
String[] labels = PdfPageLabels.GetPageLabels(new PdfReader(src));
for (int i = 0; i < labels.Length; i++)
{
sb.Append(labels[i]);
sb.AppendLine();
}
return(sb.ToString());
}
public Chap1111()
{
Console.WriteLine("Chapter 11 example 11: page labels");
// step 1: creation of a document-object
Document document = new Document(PageSize.A4, 50, 50, 50, 50);
try {
// step 2:
// we create a writer that listens to the document
PdfWriter writer = PdfWriter.GetInstance(document, new FileStream("Chap1111.pdf", FileMode.Create));
// step 3: we open the document
document.Open();
// step 4:
// we add some content
for (int k = 1; k <= 10; ++k)
{
document.Add(new Paragraph("This document has the logical page numbers: i,ii,iii,iv,1,2,3,A-8,A-9,A-10\nReal page " + k));
document.NewPage();
}
PdfPageLabels pageLabels = new PdfPageLabels();
pageLabels.AddPageLabel(1, PdfPageLabels.LOWERCASE_ROMAN_NUMERALS);
pageLabels.AddPageLabel(5, PdfPageLabels.DECIMAL_ARABIC_NUMERALS);
pageLabels.AddPageLabel(8, PdfPageLabels.DECIMAL_ARABIC_NUMERALS, "A-", 8);
writer.PageLabels = pageLabels;
}
catch (DocumentException de)
{
Console.Error.WriteLine(de.Message);
}
catch (IOException ioe)
{
Console.Error.WriteLine(ioe.Message);
}
// step 5: we close the document
document.Close();
}
public void WriteTocEntries()
{
if (!Config.Current.ShowTOC)
{
return;
}
if (pdfWriter == null || pdfDocument == null)
{
Log.Error("Uninitialized property pdfWriter or pdfDocument. Pass valid values and try again");
return;
}
Log.Information("Writing Table of Contents ...");
int beforeToc = pdfWriter.CurrentPageNumber;
pdfWriter.PageEvent = new TocFooterHandler()
{
StartPageIndex = beforeToc, TOCString = TABLEOFCONTENTS
};
pdfDocument.NewPage();
PdfAction action = PdfAction.GotoLocalPage(pdfWriter.CurrentPageNumber, new PdfDestination(PdfDestination.FITH, 806), pdfWriter);
PdfOutline gotoPage = new PdfOutline(pdfWriter.RootOutline, action, TABLEOFCONTENTS);
//TODO: fix this pdfWriter.DirectContent.AddOutline(gotoPage, gotoPage.Title);
Paragraph ToCTitle = new Paragraph(TABLEOFCONTENTS, new Font(BaseFont.CreateFont(BaseFont.TIMES_BOLD, BaseFont.WINANSI, true), 20));
ToCTitle.SpacingAfter = 20;
pdfDocument.Add(ToCTitle);
Font tocFont = new Font(BaseFont.CreateFont(Path.Combine(Environment.SystemDirectory, "../fonts/arial.ttf"), BaseFont.IDENTITY_H, true), 12);
foreach (TOCEntry tocEntry in TocEntries)
{
// Auto advance to next page
float currentY = pdfWriter.GetVerticalPosition(false);
if (currentY < 90)
{
pdfDocument.NewPage();
}
// write toc entry title
Paragraph a = new Paragraph();
Chunk c;
if (tocEntry.Level <= Config.Current.TOCLevel)
{
c = new Chunk(string.Format("{0} {1}", tocEntry.Numbering, tocEntry.Title), tocFont);
}
else
{
c = new Chunk(tocEntry.Title, tocFont);
}
int destinationPage = tocEntry.PageNumber;
PdfAction gotoDestination = PdfAction.GotoLocalPage(destinationPage, new PdfDestination(PdfDestination.FITH, 806), pdfWriter);
c.SetAction(gotoDestination);
a.Add(c);
a.IndentationLeft = (tocEntry.Level - 1) * 20 + 60;
a.FirstLineIndent = -40;
a.IndentationRight = 30;
pdfDocument.Add(a);
// write toc entry page number
currentY = pdfWriter.GetVerticalPosition(false);
PdfContentByte cb = pdfWriter.DirectContent;
cb.SaveState();
cb.BeginText();
BaseFont bf = BaseFont.CreateFont(BaseFont.HELVETICA, BaseFont.WINANSI, BaseFont.NOT_EMBEDDED);
cb.SetFontAndSize(bf, 12);
cb.ShowTextAligned(PdfContentByte.ALIGN_RIGHT, destinationPage.ToString(), pdfDocument.Right, currentY, 0);
cb.EndText();
cb.RestoreState();
}
Log.Information("Reordering pages ...");
int totalPages = pdfWriter.CurrentPageNumber;
// now reorder the pages
int[] reorder = new int[totalPages];
for (int i = 0; i < totalPages; i++)
{
reorder[i] = i + beforeToc + 1;
if (reorder[i] > totalPages)
{
reorder[i] -= totalPages;
}
}
pdfDocument.NewPage();
pdfWriter.PageEvent = null;
pdfWriter.ReorderPages(reorder);
Log.Information(string.Format("Number of pages for TOC is {0}", totalPages - beforeToc));
Log.Verbose("Set page labels");
PdfPageLabels pageLabels = new PdfPageLabels();
pageLabels.AddPageLabel(1, PdfPageLabels.LOWERCASE_ROMAN_NUMERALS);
pageLabels.AddPageLabel(totalPages - beforeToc + 1, PdfPageLabels.DECIMAL_ARABIC_NUMERALS);
pdfWriter.PageLabels = pageLabels;
}
