internal static bool CreateHocrFileFromPDF(PDDocument document, string outputfile, bool useWords)
{
bool flag;
try
{
PDFHocr pDFHocr = new PDFHocr()
{
getHOCRByWords = useWords
};
pDFHocr.setSortByPosition(true);
pDFHocr.setStartPage(0);
pDFHocr.setEndPage(document.getNumberOfPages());
PDFHelper.DisplayTrialPopupIfNecessary();
if (PDFHelper.AddStamp)
{
pDFHocr.setEndPage(3);
}
pDFHocr.writeText(document, new OutputStreamWriter(new ByteArrayOutputStream()));
if ((pDFHocr.lineList == null ? false : pDFHocr.lineList.Count > 0))
{
HocrPageModel hocrPageModel = new HocrPageModel();
hocrPageModel.Lines.AddRange(pDFHocr.SortLineList(pDFHocr.lineList));
pDFHocr.pageList.Add(hocrPageModel);
pDFHocr.lineList.Clear();
}
pDFHocr.GetHocrFromPageList(pDFHocr.pageList, outputfile);
flag = true;
}
catch (Exception exception)
{
flag = false;
}
return(flag);
}
internal static List <HocrPageModel> GetPageWordDetails(PDDocument document)
{
List <HocrPageModel> hocrPageModels;
try
{
PDFHocr pDFHocr = new PDFHocr();
pDFHocr.setSortByPosition(true);
pDFHocr.setStartPage(0);
pDFHocr.setEndPage(document.getNumberOfPages());
Writer outputStreamWriter = new OutputStreamWriter(new ByteArrayOutputStream());
PDFHelper.DisplayTrialPopupIfNecessary();
if (PDFHelper.AddStamp)
{
pDFHocr.setEndPage(3);
}
pDFHocr.writeText(document, outputStreamWriter);
if ((pDFHocr.lineList == null ? false : pDFHocr.lineList.Count > 0))
{
HocrPageModel hocrPageModel = new HocrPageModel();
hocrPageModel.Lines.AddRange(pDFHocr.SortLineList(pDFHocr.lineList));
pDFHocr.pageList.Add(hocrPageModel);
pDFHocr.lineList.Clear();
}
hocrPageModels = pDFHocr.pageList;
}
catch (Exception exception)
{
hocrPageModels = null;
}
return(hocrPageModels);
}
private bool CreateHocrPage(HocrPageModel page, string fileName, int pageNumber)
{
bool flag = true;
try
{
List <string> strs = new List <string>();
foreach (HocrLineModel line in page.Lines)
{
strs.Add(this.GetLineWithWords(line));
}
using (StreamWriter streamWriter = new StreamWriter(fileName))
{
streamWriter.WriteLine("<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\" > ");
streamWriter.WriteLine("<html xmlns=\"http://www.w3.org/1999/xhtml\">");
streamWriter.WriteLine("\t<head>");
streamWriter.WriteLine("\t\t <title>OCR Output</title>");
streamWriter.WriteLine("\t</head>");
streamWriter.WriteLine("\t<body>");
streamWriter.WriteLine(string.Format("\t\t <div class=\"ocr_page\" title=\"bbox 0 0 {0} {1}; ppageno {2}\">", page.Lines.Max <HocrLineModel>((HocrLineModel l) => l.Words.Max <WordData>((WordData w) => w.XCord1)), page.Lines.Max <HocrLineModel>((HocrLineModel l) => l.Words.Max <WordData>((WordData w) => w.YCord1)), pageNumber));
foreach (string str in strs)
{
streamWriter.WriteLine(str);
}
streamWriter.WriteLine("\t\t</div>");
streamWriter.WriteLine("\t</body>");
streamWriter.WriteLine("</html>");
}
}
catch (Exception exception)
{
flag = false;
}
return(flag);
}
private void AddToPageList()
{
if ((this.lineList == null ? false : this.lineList.Count > 0))
{
HocrPageModel hocrPageModel = new HocrPageModel();
hocrPageModel.Lines.AddRange(this.SortLineList(this.lineList));
this.pageList.Add(hocrPageModel);
this.lineList.Clear();
}
}
