Spire.Office for .NET is a combination of Enterprise-Level Office .NET API offered by E-iceblue. It includes Spire.Doc, Spire.XLS, Spire.Spreadsheet, Spire.Presentation, Spire.PDF, Spire.DataExport, Spire.OfficeViewer, Spire.PDFViewer, Spire.DocViewer, Spire.Barcode and Spire.Email. Spire.Office contains the most up-to-date versions of the above .NET API.
With Spire.Office for .NET, developers can create a wide range of applications. It enables developers to open, create, modify, convert, print, View MS Word, Excel, PowerPoint and PDF documents. Furthermore, it allows users to export data to popular files such as MS Word/Excel/RTF/Access, PowerPoint, PDF, XPS, HTML, XML, Text, CSV, DBF, Clipboard, SYLK, PostScript, PCL, etc.
Spire.Office for .NET can be linked into any type of a 32-bit or 64-bit .NET application including ASP.NET, Web Services and WinForms for .NET Framework version 2.0 to 4.5. Spire.Office also supports to work on .NET Core, .NET 5.0, .NET 6.0, Microsoft Azure, Mono Android and Xamarin.iOS.
Here is a list of changes made in this release
Spire.Presentation
| Category | ID | Description |
| New feature | SPIREPPT-2351 | Supports setting the time for automatic slide switching. Presentation ppt = new Presentation();
ppt.LoadFromFile("input.pptx");
ppt.Slides[0].SlideShowTransition.AdvanceAfterTime = 1000;
ppt.Slides[1].SlideShowTransition.SelectedAdvanceAfterTime = false;
ppt.SaveToFile("output.pptx", FileFormat.Pptx2013);
ppt.Dispose(); |
| New feature | SPIREPPT-2353 | Optimizes the names of all options under Radial Gradient Style type, marking the original options as deprecated and adding the same options as in MS PowerPoint tools. Previous options: FromCorner1 FromCorner2 FromCorner3 FromCorner4 New options: FromTopLeftCorner FromBottomLeftCorner FromTopRightCorner FromBottomRightCorner |
| New feature | SPIREPPT-2354 | Supports setting and reading the transparency and brightness of the gradient stop styles. Presentation ppt = new Presentation();
ppt.LoadFromFile("input.pptx");
StringBuilder stringBuilder = new StringBuilder();
IAutoShape shape = (ppt.Slides[0].Shapes[0] as GroupShape).Shapes[2] as IAutoShape;
GradientStopCollection stops = shape.Fill.Gradient.GradientStops;
for (int i = 0; i < stops.Count; i++)
{
float transparency = stops[i].Color.Transparency;
float brightness = stops[i].Color.Brightness;
stringBuilder.AppendLine("stops" + i + "transparency: " + transparency + " brightness: " + brightness);
}
File.WriteAllText("output.txt", stringBuilder.ToString());
stops[0].Color.Transparency = 0.5f;
stops[0].Color.Brightness = -0.32f;
ppt.SaveToFile("output.pptx", FileFormat.Auto);
ppt.Dispose(); |
| Bug | SPIREPPT-2322 | Fixes the issue that the collection of corner coordinates of polygons obtained was incomplete. |
| Bug | SPIREPPT-2323 | Fixes the issue that the text direction changed after saving slides to images. |
| Bug | SPIREPPT-2334 | Fix the issue that it failed to retrieve connection point coordinates for line connector shapes. |
Spire.PDF
| Category | ID | Description |
| Bug | SPIREPDF-6130 | Fixes the issue that the program threw "System.StackOverflowException" when converting PDF to images. |
| Bug | SPIREPDF-6219 | Fixes the issue that the program threw "System.ArgumentOutOfRangeException" when drawing HTML content. |
| Bug | SPIREPDF-6229 | Fixes the issue that the size of split document was incorrect. |
| Bug | SPIREPDF-6245 | Fixes the issue that the XFA checkbox form fields couldn't be filled. |
| Bug | SPIREPDF-6254 | Fixes the issue that the program threw "System.FormatException" when converting OFD to PDF. |
| Bug | SPIREPDF-6259 | Fixes the issue that a part of content lost when printing PDF files. |
| Bug | SPIREPDF-6272 | Fixes the issue that the FontSizeAuto property for textbox form fields was incorrect. |
Spire.Doc
| Category | ID | Description |
| Bug | SPIREDOC-9455 | Fixes the issue that the content was incorrect after adding a footer copied from another document to a document and then converting it to a PDF document. |
| Bug | SPIREDOC-9466 | Fixes the issue that extra shapes appeared after loading a document and saving it as a new document. |
| Bug | SPIREDOC-9699 | Fixes the issue that the font of a document changed after updating the fields in the document and converting it to PDF. |
| Bug | SPIREDOC-9743 | Fixes the issue that extra pictures appeared after loading a document and saving it as a new document. |
| Bug | SPIREDOC-9767 | Fixes the issue that recognizing the Latex formula code "therefore" failed. |
| Bug | SPIREDOC-9800 | Fixes the issue that the program threw System.StackOverflowException when loading a document. |
| Bug | SPIREDOC-9833 | Fixes the issue that the content was garbled after converting Doc documents to PDF documents. |
| Bug | SPIREDOC-9834 | Fixes the issue that the program threw System.NullReferenceException when converting Docx documents to PDF documents. |
| Bug | SPIREDOC-9836 | Fixes the issue that the program threw System.NullReferenceException when replacing text. |
| Bug | SPIREDOC-9852 | Fixes the issue that extra pictures appeared after replacing text and saving the document to PDF. |
| Bug | SPIREDOC-9861 | Fixes the issue that the program failed to recognize the "<" MathML format in HTML content. |
| Bug | SPIREDOC-9869 | Fixes the issue that pictures were lost after converting an HTML document to a PDF document. |
| Bug | SPIREDOC-9878 | Fixes the issue that the symbols were rotated after converting Docx documents to PDF documents. |