内容摘自来自互联网------或者SDK官方本身手册
Spire.Doc for .NET
A professional Word .NET library designed to create, read, write, convert and print Word document files in any .NET ( C#, VB.NET, ASP.NET, .NET Core, Xamarin ) application with fast and high quality performance.
Spire.XLS for .NET
A professional Excel .NET library that can be used to create, read, write, convert and print Excel files in any type of .NET ( C#, VB.NET, ASP.NET, .NET Core, Xamarin ) application.
Spire.Presentation for .NET
A professional PDF library applied to creating, writing, editing, handling and reading PDF files without any external dependencies within .NET ( C#, VB.NET, ASP.NET, .NET Core, Xamarin ) application.
Spire.PDF for .NET
A professional PowerPoint® compatible library that enables developers to create, read, write, modify, convert and print PowerPoint documents in any .NET ( C#, VB.NET, ASP.NET, .NET Core, Xamarin ) application.
Spire.Email for .NET
A professional Email library specially designed for developers to create, read and manipulate emails in any .NET ( C#, VB.NET, ASP.NET, .Net Core, .Net Standard, MonoAndroid, Xamarin iOS ) application.
Spire.Barcode for .NET
A professional barcode library specially designed for .NET developers ( C#, VB.NET, ASP.NET, .NET Core, .Net Standard, MonoAndroid, Xamarin.iOS ) to generate, read and scan 1D & 2D barcodes.
| Spire.Office 8.11.2 is released | ||
| We are happy to announce the release of Spire.Office 8.11.2. In this version, Spire.Doc publicizes the enumeration of Spire.Doc.Publics.Drawing.FontStyle; Spire.PDF adds the new PdfImageHelper interface for image extraction, deletion, replacement and compression; Spire.Presentation releases several new features, such as obtaining the height and width of the text area within a shape and retrieving text from different lines within a shape. Besides, a lot of known issues are fixed successfully in this version. More details are listed below. | ||
| In this version, the most recent versions of Spire.Doc, Spire.PDF, Spire.XLS, Spire.Presentation, Spire.Email, Spire.DocViewer, Spire.PDFViewer, Spire.Spreadsheet, Spire.OfficeViewer, Spire.DataExport, Spire.Barcode are included. | ||
| DLL Versions: | ||
| Spire.Doc.dll v11.11.8 | ||
| Spire.Pdf.dll v9.11.9 | ||
| Spire.XLS.dll v13.11.4 | ||
| Spire.Presentation.dll v8.11.1 | ||
| Spire.Email.dll v6.5.8 | ||
| Spire.Barcode.dll v7.2.3 | ||
| Spire.DocViewer.Forms.dll v8.7.4 | ||
| Spire.Spreadsheet.dll v7.4.3 | ||
| Spire.PdfViewer.Forms.dll v7.12.1 | ||
| Spire.PdfViewer.Asp v7.12.1 | ||
| Spire.OfficeViewer.Forms.dll v8.11.2 | ||
| Spire.DataExport.dll v4.9.0 | ||
| Spire.DataExport.ResourceMgr.dll v2.1.0. | ||
| Here is a list of changes made in this release | ||
| Spire.Doc | ||
| Category | ID | Description |
| New feature | - | Publicizes the enumeration Spire.Doc.Publics.Drawing.FontStyle. |
| New feature | - | Changes the namespace of the "FontStyle" in the "PrivateFontPath" structure to "Spire.Doc.Publics.Drawing". |
| Instructions: | ||
| Changes the method "public PrivateFontPath(string fontName, System.Drawing.FontStyle fontStyle, string fontPath)" to "public PrivateFontPath(string fontName, Spire.Doc.Publics.Drawing.FontStyle fontStyle, string fontPath)". | ||
| Changes the method "public PrivateFontPath(string fontName, System.Drawing.FontStyle fontStyle, string fontPath, bool useArabicConcatenationRules)" to "public PrivateFontPath(string fontName, Spire.Doc.Publics.Drawing.FontStyle fontStyle, string fontPath, bool useArabicConcatenationRules)". | ||
| Bug | SPIREDOC-9369 | Fixes the issue that the content formatting was incorrect after converting Word to PDF. |
| Bug | SPIREDOC-9456 | Fixes the issue that the pagination was incorrect after converting Word to PDF. |
| Bug | SPIREDOC-9594 | Fixes the issue that the content was not correct after converting HTML to PDF. |
| Bug | SPIREDOC-9716 | Fixes the issue that the program threw System.ArgumentException when converting ODT to PDF. |
| Bug | SPIREDOC-9764 | Fixes the issue that the page numbers of the table of contents were incorrectly positioned after merging Word documents and converting them to PDF. |
| Bug | SPIREDOC-9765 | Fixes the issue that the formatting of the table of contents was incorrect after merging Word documents and converting them to PDF. |
| Bug | SPIREDOC-9869 | Fixes the issue that images were not displayed after converting HTML to PDF. |
| Bug | SPIREDOC-9906 | Fixes the issue that the content of OLE objects cloned from RTF documents to Docx documents was not displayed completely. |
| Bug | SPIREDOC-9909 | Fixes the issue that the program threw System.InvalidOperationException when converting Word to image/PDF. |
| Bug | SPIREDOC-9923 | Fixes the issue that the newly added rows were not aligned after adding new rows to a Word table and converting it to PDF. |
| Bug | SPIREDOC-9924 | Fixes the issue that the program threw System.IndexOutOfRangeException when modifying the content of a Word table and converting the document to PDF. |
| Bug | SPIREDOC-9934 | Fixes the issue that editing restrictions were lost after saving a Doc format document as a new document. |
| Spire.PDF | ||
| Category | ID | Description |
| New feature | - | Adds the new PdfImageHelper interface for image extraction, deletion, replacement and compression. |
| Key code snippets are as follows: | ||
| // Delete image: | ||
| imageHelper.DeleteImage(imageInfos[0]); | ||
| // Extract images: | ||
| int index = 0; | ||
| foreach (PdfImageInfo info in imageInfos) | ||
| { | ||
| info.Image.Save(outputFile_I + string.Format("Image-{0}.png", index)); | ||
| index++; | ||
| } | ||
| // Replace image: | ||
| PdfImage image = PdfImage.FromFile(TestUtil.DataPath + "ImgFiles/E-iceblue logo.png"); | ||
| imageHelper.ReplaceImage(imageInfos[0], image); | ||
| // Compress images: | ||
| foreach (PdfPageBase page in doc.Pages) | ||
| { | ||
| foreach (PdfImageInfo info in imageHelper.GetImagesInfo(page)) | ||
| { | ||
| bool success = info.TryCompressImage(); | ||
| } | ||
| } | ||
| Bug | SPIREPDF-5781 | Fixes the issue that two columns of the extracted PDF table were merged into one. |
| Bug | SPIREPDF-6225 | Fixes the issue that the result document of XPS to PDF conversion was blank. |
| Bug | SPIREPDF-6232 | Fixes the issue that it popped up page error when opening PDF converted from XPS with Adobe tools. |
| Bug | SPIREPDF-6355 | Fixes the issue that extra characters appeared in the content after converting PDF to XPS. |
| Bug | SPIREPDF-6361 | Fixes the issue that the program threw an exception System.NullReferenceException when loading PDF documents. |
| Bug | SPIREPDF-6320 | Improves the speed of converting PDF to images. |
| Bug | SPIREPDF-4552 | Fixes the issue that the extracted content from PDF was incorrect. |
| Bug | SPIREPDF-5949 | Fixes the issue that the resulting file became larger after splitting and merging PDFs. |
| Bug | SPIREPDF-6017 | Fixes the issue that the program crashed when converting PDF to SVG on Linux. |
| Bug | SPIREPDF-6273 | Fixes the issue that the table content extracted from PDF was incorrect. |
| Bug | SPIREPDF-6301 | Fixes the issue that the order of extracted table content was incorrect. |
| Bug | SPIREPDF-6305 | Fixes the issue that the text style changed after converting PDF to images. |
| Bug | SPIREPDF-6308 | Fixes the issue that documents could still be decrypted without entering a password. |
| Bug | SPIREPDF-6309 | Fixes the issue that the program threw an exception "System.NullReferenceException" when comparing and saving PDF |
| Bug | SPIREPDF-6312 | Fixes the issue that some content was unclear when printing PDF. |
| Bug | SPIREPDF-6314 | Fixes the issue that the program threw an exception "System.ArgumentOutOfRangeException" when converting PDF to SVG. |
| Bug | SPIREPDF-6333 | Fixes the issue that the program threw an exception "System.StackOverflowException" when converting PDF to images. |
| Bug | SPIREPDF-6346 | Fixes the issue that the program threw an exception "System.NullReferenceException" when extracting text. |
| Bug | SPIREPDF-6348 | Fixed an issue that tables were not recognized. |
| Spire.XLS | ||
| Category | ID | Description |
| Bug | SPIREXLS-4876 | Fixed the issue that some cells were missing when convert Excel to HTML. |
| Bug | SPIREXLS-4880 | Fixed the issue that the font directory did not take effective when converting Excel to PDF. |
| Bug | SPIREXLS-4904 | Fixed the issue that the function SHEET(A3) did not auto calculate. |
| Bug | SPIREXLS-4922 | Fixed the problem that the encryption information obtained from a worksheet was incorrect. |
| Bug | SPIREXLS-4925 | Fixed the issue that the watermark was incorrect after copying a worksheet. |
| Bug | SPIREXLS-4931 | Fixed the issue that the pagination was incorrect when converting Excel to PDF. |
| Bug | SPIREXLS-4933 | Fixed the issue that the System.FormatException exception was thrown when loading an Excel document. |
| Bug | SPIREXLS-4942 | Fixed the issue that the parentheses were not recognized when converting Excel to images |
| Bug | SPIREXLS-4963 | Fixed the issue that some content got lost when copying a custom shape created by Excel 365 to another worksheet. |
| Spire.Presentation | ||
| Category | ID | Description |
| New feature | SPIREPPT-2378 | Supports preserving position information of shapes relative to slides when converting shapes to SVG. |
| byte[] svgByte = shape.SaveAsSvgInSlide(); | ||
| FileStream fs = new FileStream("shapePath_" + num + ".svg", FileMode.Create); | ||
| fs.Write(svgByte, 0, svgByte.Length); | ||
| fs.Close(); | ||
| New feature | SPIREPPT-2379 | Supports obtaining the height and width of a text area within a shape. |
| IAutoShape autoShape = shape as IAutoShape; | ||
| SizeF size = autoShape.TextFrame.GetTextSize(); | ||
| New feature | SPIREPPT-2384 | Supports retrieving text from different lines within a shape. |
| Presentation ppt = new Presentation(); | ||
| ppt.LoadFromFile(inputFile); | ||
| ISlide slide = ppt.Slides[0]; | ||
| for (int i = 0; i < slide.Shapes.Count; i++) | ||
| { | ||
| IAutoShape shape = (IAutoShape)slide.Shapes[i]; | ||
| File.AppendAllText(outputFile, "shape" + i + ":" + "\r\n"); | ||
| IList<LineText> lines = shape.TextFrame.GetLayoutLines(); | ||
| for (int j = 0; j < lines.Count; j++) | ||
| { | ||
| File.AppendAllText(outputFile,"line[" + j + "]:" + lines[j].Text + "\r\n"); | ||
| } | ||
| } | ||
| New feature | SPIREPPT-2390 | Supports retrieving the ShapeID property of an OleObject object. |
| Presentation ppt = new Presentation(); | ||
| ppt.LoadFromFile(inputFile); | ||
| OleObjectCollection oles = ppt.Slides[0].OleObjects; | ||
| OleObject oleObject = oles[0]; | ||
| StringBuilder sb = new StringBuilder(); | ||
| sb.AppendLine("ShapeID=" + oleObject.ShapeID); | ||
| foreach (DictionaryEntry entry in oleObject.Properties) | ||
| { | ||
| sb.AppendLine(entry.Key + ":" + entry.Value); | ||
| } | ||
| File.AppendAllText(outputFile, sb.ToString()); | ||
| Bug | SPIREPPT-2391 | Fixes the issue that the program threw System.InvalidCastException when executing shape.TextFrame.GetTextLocation() method. |
