コード例 #1
0
        public byte[] Generate(LanguageShortName from, LanguageShortName to, HashSet <long> visualDictionariesIds)
        {
            var           languagesQuery       = new LanguagesQuery(from, to);
            UserLanguages userLanguages        = languagesQuery.GetLanguagesByShortNames(from, to);
            var           representationsQuery = new RepresentationsQuery(userLanguages.From.Id);

            List <RepresentationForUser> allRepresentations = representationsQuery.GetBought(userLanguages,
                                                                                             visualDictionariesIds);

            PdfGenerator commonPdfGenerator = allRepresentations.Count > 1
                                                  ? new PdfGenerator(_fontPath, _domain, "Все визуальные словари")
                                                  : null;

            var zipKey = GetZipKey(allRepresentations, @from, to);
            var result = _cache.Get(zipKey);

            if (result != null)
            {
                return(result);
            }

            var painter          = new Painter();
            var partImageCreator = new PartImageCreator(painter);

            foreach (RepresentationForUser representation in allRepresentations)
            {
                var tableData = new TableData(3, true);
                tableData.AddHeader(string.Empty, "Слово", "Перевод");

                string title = representation.Title;

                /*if (pictureName != "Лицо" /*&& pictureName != "Человек"#1#) {
                 *  continue;
                 * }*/

                var   byteStream  = new MemoryStream(representation.Image);
                Image image       = Image.FromStream(byteStream);
                var   wordsWriter = new WordsWriter(painter, image.Width, image.Height);

                foreach (RepresentationAreaForUser area in representation.Areas)
                {
                    Point leftCorner  = area.LeftUpperCorner;
                    Point rightCorner = area.RightBottomCorner;

                    string partKey = representation.Id + "_part_" + area.Id + "_"
                                     + representation.SortInfo.LastModified.Ticks + "_" + from + "_" + to + ".jpeg";
                    byte[] partImageBytes = _cache.Get(partKey);
                    if (partImageBytes == null)
                    {
                        PartImageData partImageData = partImageCreator.CutImage(leftCorner, rightCorner, image);

                        partImageBytes = ImageToBytes(partImageData.Bitmap);
                        WriteToCache(partKey, partImageBytes);
                    }
                    tableData.AddRow(new[] {
                        TableDataCell.CreateImage(partImageBytes), TableDataCell.CreateText(area.Source.Text),
                        TableDataCell.CreateText(area.Translation.Text)
                    });

                    wordsWriter.AddRectangle(leftCorner, rightCorner, area);
                }

                string fullKey = representation.Id + "_" + representation.SortInfo.LastModified.Ticks + "_" + from + "_" + to + ".jpeg";

                byte[] imageResult = _cache.Get(fullKey);
                if (imageResult == null)
                {
                    Image imageWithSign = wordsWriter.GetImageWithSigns(image);
                    imageResult = ImageToBytes(imageWithSign);

                    WriteToCache(fullKey, imageResult);
                }

                var    pdfFileName = title + ".pdf";
                string pdfKey      = representation.Id + "_" + representation.SortInfo.LastModified.Ticks + "_" + from + "_" + to + "_" + pdfFileName;
                byte[] pdfContent  = _cache.Get(pdfKey);

                if (pdfContent == null)
                {
                    var pdfGenerator = new PdfGenerator(_fontPath, _domain, string.Format(
                                                            "Визуальный словарь на тему {0}",
                                                            title));
                    WriteDataToPdf(pdfGenerator, title, imageResult, tableData);
                    pdfContent = pdfGenerator.GetAsBytes();
                    WriteToCache(pdfKey, pdfContent);
                }
                _zipCompressor.AddFileToArchive(pdfFileName, pdfContent);

                if (commonPdfGenerator != null)
                {
                    WriteDataToPdf(commonPdfGenerator, title, imageResult, tableData);
                    commonPdfGenerator.NewPage();
                }
            }
            if (commonPdfGenerator != null)
            {
                WritePdfToArchive(commonPdfGenerator, "Всё в одном файле.pdf");
            }

            result = _zipCompressor.GetArchive();
            WriteToCache(zipKey, result);
            return(result);
        }