// The example demonstrates how to add Table of Contents to PDF file.
var options = new TocOptions();
// Set the Title
options.Title = "My Table of Contents";
// Generate links in bookmarks
options.GenerateBookmarks = true;
// Design Headings
options.Headings.Add(new TocHeading("Introduction", 2, false, 1));
options.Headings.Add(new TocHeading("Chapter I", 3, true, 1));
options.Headings.Add(new TocHeading("Chapter II", 4, true, 1));
options.Headings.Add(new TocHeading("Example A", 4, true, 2));
options.Headings.Add(new TocHeading("Example B", 4, true, 2));
options.Headings.Add(new TocHeading("Example C", 4, true, 2));
options.Headings.Add(new TocHeading("Example D", 4, true, 2));
options.Headings.Add(new TocHeading("Chapter III", 5, true, 1));
// Add input file path
options.AddInput(new FileDataSource("path_to_your_pdf_file.pdf"));
// Set output file path
options.AddOutput(new FileDataSource("path_to_result_pdf_file.pdf"));
// Perform the process
TocGenerator.Process(options);
