// Copyright (C) 2003-2026, Foxit Software Inc..
// All Rights Reserved.
//
// http://www.foxitsoftware.com
//
// The following code is copyrighted and contains proprietary information and trade secrets of Foxit Software Inc..
// You cannot distribute any part of Foxit PDF SDK to any third party or general public,
// unless there is a separate license agreement with Foxit Software Inc. which explicitly grants you such rights.
//
// This file contains an example to demonstrate how to use Foxit PDF SDK to add, delete and modify 
// the header-footer of PDF file.

using System;

using foxit;
using foxit.common;
using foxit.common.fxcrt;
using foxit.pdf;

namespace pdfheaderfooterCS
{
    class pdfheaderfooter
    {
        static void Main(string[] args)
        {
            string input_path = "../input_files/";
            string output_path = "../output_files/pdfheaderfooter/";
            System.IO.Directory.CreateDirectory(output_path);

            string sn = "Rew1vB0TqoMIxX444UcpScARWdhgJpsJfzmyMLR32a0+EgrCjp2NaQ==";
            string key = "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";
            // Initialize library
            ErrorCode error_code = Library.Initialize(sn, key);
            if (error_code != ErrorCode.e_ErrSuccess)
            {
                Console.WriteLine("Library Initialize Error: {0}\n", error_code);
                return;
            }

            try
            {
                // Load PDF document.
                string input_file = input_path + "HeaderFooter.pdf";
                using (PDFDoc doc = new PDFDoc(input_file))
                {
                    error_code = doc.Load(null);
                    if (error_code != ErrorCode.e_ErrSuccess)
                    {
                        Console.WriteLine("The PDFDoc [{0}] Error: {1}\n", input_file, error_code);
                        Library.Release();
                        return;
                    }

                    using (HeaderFooter headerfooter = doc.GetEditableHeaderFooter())
                    {
                        // Update header-footer
                        using (HeaderFooterContentGenerator contentgenerator = new HeaderFooterContentGenerator())
                        {
                            contentgenerator.AddDate(HeaderFooterContentGenerator.DateFormatType.e_DateFormatMSlashDSlashYYYY);
                            contentgenerator.AddString(" foxit");
                            HeaderFooterContent content = headerfooter.content;
                            content.header_right_content = contentgenerator.GenerateContent();
                            headerfooter.content = content;
                            doc.UpdateHeaderFooter(headerfooter);
                            String output_file = output_path + "HeaderFooter_UpdateHeaderFooter.pdf";
                            doc.SaveAs(output_file, (int)PDFDoc.SaveFlags.e_SaveFlagNoOriginal);
                            Console.WriteLine("Update PDF document header-footer.");

                            // Add header-footer
                            headerfooter.text_color = 0x00FFFF;
                            headerfooter.page_range = new PageNumberRange(1, doc.GetPageCount(), foxit.common.Range.Filter.e_Odd);
                            headerfooter.has_fixedsize_for_print = false;
                            headerfooter.has_text_shrinked = false;
                            headerfooter.start_page_number = 2;
                            headerfooter.page_margin = new RectF(36, 70, 36, 70);
                            headerfooter.text_size = 8;
                            doc.AddHeaderFooter(headerfooter);
                            output_file = output_path + "HeaderFooter_AddHeaderFooter.pdf";
                            doc.SaveAs(output_file, (int)PDFDoc.SaveFlags.e_SaveFlagNoOriginal);
                            Console.WriteLine("Add PDF document header-footer.");

                            // Remove all header-footers
                            doc.RemoveAllHeaderFooters();
                            output_file = output_path + "HeaderFooter_RemoveAll.pdf";
                            doc.SaveAs(output_file, (int)PDFDoc.SaveFlags.e_SaveFlagNoOriginal);
                            Console.WriteLine("Remove PDF document all header-footers.");
                        }
                    }
                }
                
                Console.WriteLine("pdfheaderfooter test.");
            }
            catch (foxit.PDFException e)
            {
                Console.WriteLine(e.Message);
            }

            Library.Release();
        }
    }
}
