GroupDocs.Viewer for .NET 21.5 Release Notes
This page contains release notes for GroupDocs.Viewer for .NET 21.5
Major Features
There are 15 features, improvements, and bug-fixes in this release, most notable are:
- Support rendering of VCF files that contain contacts list - now VCF with multiple contacts are supported
- Improve rendering performance for files without header - for CAD files
- Optimize output HTML for printing
- Render spreadsheets similar to Excel (by page breaks) by default
Full List of Issues Covering all Changes in this Release
| Key | Summary | Category |
|---|---|---|
| VIEWERNET-2478 | Optimize output HTML for printing | Feature |
| VIEWERNET-3224 | Support rendering of VCF files that contain contacts list | Feature |
| VIEWERNET-3240 | Improve rendering performance for files without header | Improvement |
| VIEWERNET-3277 | Render spreadsheets similar to Excel (by page breaks) by default | Improvement |
| VIEWERNET-3278 | Add factory methods without parameters to ViewInfoOptions | Improvement |
| VIEWERNET-3279 | Add utility method to retrieve filetype by filename or filepath | Improvement |
| VIEWERNET-3134 | "Failed to render CAD document into PDF.” exception when rendering DWF file” | Bug |
| VIEWERNET-3142 | Long conversion time to HTML for certain DOC file | Bug |
| VIEWERNET-3182 | "Arithmetic operation resulted in an overflow.” exception when rendering CDR file” | Bug |
| VIEWERNET-3199 | "The added or subtracted value results in an un-representable DateTime. (Parameter ‘value’) exception” when try to get info from specific MPX file” | Bug |
| VIEWERNET-3235 | Could not load file. File is corrupted or damaged exception when rendering TGA | Bug |
| VIEWERNET-2471 | "File is corrupted or damaged” exception when rendering IFC file” | Bug |
| VIEWERNET-2908 | PDF to HTML conversion: overlapping text and text out of place in the output | Bug |
| VIEWERNET-3223 | Viewer - html files with erroneous css class | Bug |
| VIEWERNET-3237 | Empty image when rendering spreadsheet and ignoring empty rows and columns | Bug |
Public API and Backward Incompatible Changes
Public API Changes
GroupDocs.Viewer.FileType class
Added utility method to get FileType from filename or filepath
/// <summary>
/// Extracts file extension and maps it to file type.
/// </summary>
/// <param name="filePath">The file name or file path.</param>
/// <returns>When file type is supported returns it, otherwise returns default <see cref="Unknown"/> file type.</returns>
public static FileType FromFilePath(string filePath)
GroupDocs.Viewer.Options.BaseViewOptions class
The default value of BaseViewOptions.SpreadsheetOptions has been changed from
/// <summary>
/// The spreadsheet files view options.
/// </summary>
public SpreadsheetOptions SpreadsheetOptions { get; set; } = SpreadsheetOptions.ForSplitSheetIntoPages(40);
to
/// <summary>
/// The spreadsheet files view options.
/// </summary>
public SpreadsheetOptions SpreadsheetOptions { get; set; } = SpreadsheetOptions.ForRenderingByPageBreaks();
We’ve changed default value to make the output similar to the output you can get when printing spreadsheet in Excel. See Render spreadsheets by page breaks for more details.
GroupDocs.Viewer.Options.ViewInfoOptions class
Added three factory methods without parameters:
/// <summary>
/// Initializes new instance of <see cref="ViewInfoOptions"/> class to retrieve information about view when rendering into HTML.
/// </summary>
/// <returns>New instance of <see cref="ViewInfoOptions"/> class.</returns>
public static ViewInfoOptions ForHtmlView()
/// <summary>
/// Initializes new instance of <see cref="ViewInfoOptions"/> class to retrieve information about view when rendering into JPG.
/// </summary>
/// <returns>New instance of <see cref="ViewInfoOptions"/> class.</returns>
public static ViewInfoOptions ForJpgView()
/// <summary>
/// Initializes new instance of <see cref="ViewInfoOptions"/> class to retrieve information about view when rendering into PNG.
/// </summary>
/// <returns>New instance of <see cref="ViewInfoOptions"/> class.</returns>
public static ViewInfoOptions ForPngView()
GroupDocs.Viewer.Options.HtmlViewOptions class
GroupDocs.Viewer.Options.HtmlViewOptions.ForPrinting property was added that add optimize output HTML for printing support.
Removed obsolete members
- LotusNotesOptions property removed from GroupDocs.Viewer.Options.BaseViewOptions class.
- RenderSinglePage property removed from GroupDocs.Viewer.Options.HtmlViewOptions class, please use GroupDocs.Viewer.Options.HtmlViewOptions.RenderToSinglePage property.
- LotusNotesOptions class removed from GroupDocs.Viewer.Options namespace.