// 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 tag a PDF document.


using System;
using System.IO;
using System.Collections.Generic;
using foxit.common;
using foxit.common.fxcrt;
using foxit.addon.conversion;
using foxit.pdf;
using foxit.addon.accessibility;
using System.Runtime.InteropServices;


namespace taggedpdfCS
{
    using ReportElemRectConArray = List<AutoTag_ReportElemRectCon>;
    using ReportElemMap = Dictionary<TaggedPDFCallback.ReportCategory, List<AutoTag_ReportElemRectCon>>;
    using ReportResultPagesMap = Dictionary<int, Dictionary<TaggedPDFCallback.ReportCategory, List<AutoTag_ReportElemRectCon>>>;
    public class AutoTag_ReportElemRectCon
    {
        public RectF rcRect;
        public TaggedPDFCallback.ReportConfidence eConfidence;
    };

    class TaggedPDFCallbackImpl : TaggedPDFCallback
    {
        private ReportResultPagesMap result_map_ = null;
        public TaggedPDFCallbackImpl() {
            result_map_ = new ReportResultPagesMap();
        }

        ~TaggedPDFCallbackImpl()
        {
            ResetResult();
        }
        public override void Release()
        {
        }

        static String GetReportCategoryString(TaggedPDFCallback.ReportCategory type)
        {
            String sFormat = "";
            switch (type)
            {
                case TaggedPDFCallback.ReportCategory.e_ReportCategoryRegion:
                    sFormat = "Region";
                    break;
                case TaggedPDFCallback.ReportCategory.e_ReportCategoryArtifact:
                    sFormat = "Artifact";
                    break;
                case TaggedPDFCallback.ReportCategory.e_ReportCategoryParagraph:
                    sFormat = "Paragraph";
                    break;
                case TaggedPDFCallback.ReportCategory.e_ReportCategoryListItem:
                    sFormat = "List Item";
                    break;
                case TaggedPDFCallback.ReportCategory.e_ReportCategoryFigure:
                    sFormat = "Figure";
                    break;
                case TaggedPDFCallback.ReportCategory.e_ReportCategoryTable:
                    sFormat = "Table";
                    break;
                case TaggedPDFCallback.ReportCategory.e_ReportCategoryTableRow:
                    sFormat = "Table Row";
                    break;
                case TaggedPDFCallback.ReportCategory.e_ReportCategoryTableHeader:
                    sFormat = "Table Header";
                    break;
                case TaggedPDFCallback.ReportCategory.e_ReportCategoryTocItem:
                    sFormat = "Toc Item";
                    break;
                default:
                    break;
            }
            return sFormat;
        }

        static String GetReportConfidenceString(TaggedPDFCallback.ReportConfidence type)
        {
            String sFormat = "";
            switch (type)
            {
                case TaggedPDFCallback.ReportConfidence.e_ReportConfidenceHigh:
                    sFormat = "High";
                    break;
                case TaggedPDFCallback.ReportConfidence.e_ReportConfidenceMediumHigh:
                    sFormat = "Medium High";
                    break;
                case TaggedPDFCallback.ReportConfidence.e_ReportConfidenceMedium:
                    sFormat = "Medium";
                    break;
                case TaggedPDFCallback.ReportConfidence.e_ReportConfidenceMediumLow:
                    sFormat = "Medium Low";
                    break;
                case TaggedPDFCallback.ReportConfidence.e_ReportConfidenceLow:
                    sFormat = "Low";
                    break;
                default:
                    break;
            }
            return sFormat;
        }
        public override void Report(ReportCategory category, ReportConfidence confidence, int page_index, RectF rect)
        {
            Console.WriteLine("Page Index:{0} , ReportCategory:{1} , ReportConfidence:{2} , Rect: [{3}, {4}, {5}, {6}]\n"
                , page_index, GetReportCategoryString(category), GetReportConfidenceString(confidence), rect.left, rect.top, rect.right, rect.bottom);

            AutoTag_ReportElemRectCon pRectCon = new AutoTag_ReportElemRectCon();
            pRectCon.rcRect = rect;
            pRectCon.eConfidence = confidence;

            ReportElemMap pElemMap = null;
            ReportElemRectConArray pArray = null;

            if (!result_map_.ContainsKey(page_index))
            {
                pArray = new ReportElemRectConArray();
                pArray.Add(pRectCon);
                pElemMap = new ReportElemMap();
                pElemMap.Add(category, pArray);
                result_map_.Add(page_index, pElemMap);
            }
            else
            {
                pElemMap = result_map_[page_index];
                if (pElemMap.ContainsKey(category))
                {
                    pArray = pElemMap[category];
                    pArray.Add(pRectCon);
                }
                else
                {
                    pArray = new ReportElemRectConArray();
                    pArray.Add(pRectCon);
                    pElemMap.Add(category, pArray);
                }
            }
        }

        ReportResultPagesMap GetResult()
        {
            return result_map_;
        }

        void ResetResult()
        {
            foreach (ReportElemMap pElemMap in result_map_.Values)
            {
                foreach (ReportElemRectConArray pArray in pElemMap.Values)
                {
                    pArray.Clear();
                }
                pElemMap.Clear();
            }
            result_map_.Clear();
        }
        
    };
    class text2pdf
    {
        const string input_path = "../input_files/";
        const string output_path = "../output_files/taggedpdf/";

        const string sn = "Rew1vB0TqoMIxX444UcpScARWdhgJpsJfzmyMLR32a0+EgrCjp2NaQ==";
        const string key = "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";
        const string input_file = input_path + "AboutFoxit.pdf";

        private static void CreateResultFolder(String output_path)
        {
            if (!Directory.Exists(output_path))
            {
                Directory.CreateDirectory(output_path);
            }
        }

        static void Main(String[] args)
        {
            CreateResultFolder(output_path);
            // Initialize library
            ErrorCode error_code = Library.Initialize(sn, key);
            if (error_code != ErrorCode.e_ErrSuccess)
            {
                Console.WriteLine("Library Initialize Error: {0}", error_code);
                return;
            }

            try
            {
                {
                    string output_file = output_path + "TaggedPdf_StartAutoTagged.pdf";
                    using (var pdf_doc = new PDFDoc(input_file))
                    {
                        pdf_doc.Load(null);
                        using (var taggedpdf = new TaggedPDF(pdf_doc))
                        {
                            Progressive progressive = taggedpdf.StartTagDocument(null);
                            Progressive.State state = Progressive.State.e_ToBeContinued;
                            while (state == Progressive.State.e_ToBeContinued)
                            {
                                state = progressive.Continue();
                            }
                        }
                        pdf_doc.SaveAs(output_file, 0);
                    }
                }
                {//Use callback.
                    string output_file = output_path + "TaggedPdf_StartAutoTagged_SetCallback.pdf";
                    using (var pdf_doc = new PDFDoc(input_file))
                    {
                        pdf_doc.Load(null);
                        using (var taggedpdf = new TaggedPDF(pdf_doc))
                        {
                            TaggedPDFCallbackImpl callback = new TaggedPDFCallbackImpl();
                            taggedpdf.SetCallback(callback);
                            Progressive progressive = taggedpdf.StartTagDocument(null);
                            Progressive.State state = Progressive.State.e_ToBeContinued;
                            while (state == Progressive.State.e_ToBeContinued)
                            {
                                state = progressive.Continue();
                            }
                        }
                        pdf_doc.SaveAs(output_file, 0);
                    }
                }
            }
            catch (System.Exception e)
            {
                Console.WriteLine(e.Message);
            }

            Library.Release();
        }
    }
}
