forked from ddrilling/AsbCloudServer
Changed Images collection storage from temp sheet to memory
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parent
5d21d841a2
commit
68eca5fdef
@ -14,19 +14,32 @@ namespace ConsoleApp1
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// .Options;
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// .Options;
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//var context = new AsbCloudDbContext(options);
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//var context = new AsbCloudDbContext(options);
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class ImageInfo
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{
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public int Id { get; set; }
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public byte[] Data { get; set; }
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public int Height { get; set; }
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public int Width { get; set; }
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public IXLAddress TopLeftCellAddress { get; set; }
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public int Left { get; set; }
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public int Top { get; set; }
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}
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class Program
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class Program
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{
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{
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private static IXLWorksheet CopyImagesToAnotherSheet(IXLWorksheet sourceSheet,
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private static IXLWorksheet CopyImagesToAnotherSheet(IEnumerable<ImageInfo> imagesInfos,
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IXLWorksheet resultSheet)
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IXLWorksheet resultSheet)
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{
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{
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foreach (var picture in sourceSheet.Pictures)
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foreach (var image in imagesInfos)
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{
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{
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resultSheet.AddPicture(picture.ImageStream)
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var stream = new MemoryStream();
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stream.Write(image.Data, 0, image.Data.Length);
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resultSheet.AddPicture(stream)
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.WithPlacement(XLPicturePlacement.Move)
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.WithPlacement(XLPicturePlacement.Move)
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.WithSize(picture.Width, picture.Height)
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.WithSize(image.Width, image.Height)
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.MoveTo(resultSheet.Cell(picture.TopLeftCell.Address),
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.MoveTo(resultSheet.Cell(image.TopLeftCellAddress),
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picture.Left, picture.Top);
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image.Left, image.Top);
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}
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}
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return resultSheet;
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return resultSheet;
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@ -49,27 +62,6 @@ namespace ConsoleApp1
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return rngData;
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return rngData;
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}
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}
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// Изображения не переносятся при вызове метода sheet.CopyTo(). Падает с exception.
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// Для этого сначала все изображения переносятся на временный лист "PicsCopy",
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// затем удаляются из копируемого листа, копируемый лист копируется в лист-результат
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// и после этого из temp листа "PicsCopy" в лист-результат также копируются изображения.
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// Temp лист удаляется.
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private static void CopySheetToFile(IXLWorksheet currentSheet, XLWorkbook resultExcelFile)
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{
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var picturesCopySheet = resultExcelFile.AddWorksheet("PicsCopy");
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var copy = currentSheet.Pictures.Select(p => new { buff = p.ImageStream, });
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CopyImagesToAnotherSheet(currentSheet, picturesCopySheet);
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RemovePicturesFromSheet(currentSheet);
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var resultSheet = currentSheet.CopyTo(resultExcelFile, currentSheet.Name);
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CopyImagesToAnotherSheet(picturesCopySheet, resultSheet);
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picturesCopySheet.Delete();
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}
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static void Main(/*string[] args*/)
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static void Main(/*string[] args*/)
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{
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{
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var sourceExcelPaths = new List<string>
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var sourceExcelPaths = new List<string>
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@ -98,6 +90,17 @@ namespace ConsoleApp1
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foreach (var sheet in sourceExcelFile.Worksheets)
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foreach (var sheet in sourceExcelFile.Worksheets)
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{
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{
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var imagesInfos = sheet.Pictures.Select(p => new ImageInfo
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{
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Id = p.Id,
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Data = p.ImageStream.GetBuffer(),
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Height = p.Height,
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Width = p.Width,
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TopLeftCellAddress = p.TopLeftCell.Address,
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Left = p.Left,
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Top = p.Top
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}).ToList();
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if (sheet.Columns().Count() > maxAllowedColumns)
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if (sheet.Columns().Count() > maxAllowedColumns)
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{
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{
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var resultSheet = resultExcelFile.Worksheets.Add(sheet.Name);
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var resultSheet = resultExcelFile.Worksheets.Add(sheet.Name);
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@ -115,14 +118,20 @@ namespace ConsoleApp1
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resultSheet.Column(i).Width = sheet.Column(i).Width;
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resultSheet.Column(i).Width = sheet.Column(i).Width;
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}
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}
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CopyImagesToAnotherSheet(sheet, resultSheet);
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CopyImagesToAnotherSheet(imagesInfos, resultSheet);
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}
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}
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else
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else
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CopySheetToFile(sheet, resultExcelFile);
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{
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RemovePicturesFromSheet(sheet);
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var resultSheet = sheet.CopyTo(resultExcelFile, sheet.Name);
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CopyImagesToAnotherSheet(imagesInfos, resultSheet);
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}
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}
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}
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}
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}
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resultExcelFile.SaveAs(resultExcelPath, true, true);
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resultExcelFile.SaveAs(resultExcelPath);
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Console.WriteLine("Done. Press any key to quit.");
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Console.WriteLine("Done. Press any key to quit.");
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Console.ReadKey();
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Console.ReadKey();
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