Create Document Viewer in ASP.NET Core MVC for 140+ File Formats
The online document viewers have become popular after the grown usage of digital documents, especially in the content management systems. The reason behind this popularity is you can view a variety of document formats without purchasing or installing dedicated software programs. Considering the importance of document viewers, I thought to write an article on how to create a universal document viewer in ASP.NET MVC.
We are going to create an ASP.
Rendering Archive Documents
The Compressed files (e.g .ZIP or TAR) use file compression in order to save the disk space. Also, the compressed archive formats can be used to compress multiple files into a single archive. This post demonstrates the usage of the GroupDocs.Viewer API to render the list of files or folders from an archive file.
Rendering the List of a Folder from the Archive The GetPages method of both ViewerImageHandler and ViewerHtmlHandler renders the items from the root of archives.
Working with Folders Contained in Outlook Data Files using GroupDocs.Viewer for .NET 18.12
We are pleased to announce the monthly release of GroupDocs.Viewer for .NET 18.12. This release includes three new features, two bug fixes, and four improvements. By upgrading to the latest version, you’ll be able to get the list of folders and render messages from a specific folder contained in Outlook Data Files (OST/PST). Furthermore, it also allows you to ignore empty columns when rendering Excel documents. Below is the list of new features, fixes, and the improvements added in version 18.
Render TSV and PCL Formats using GroupDocs.Viewer for .NET 18.11
Today, we are glad to announce the release of GroupDocs.Viewer for .NET 18.11. The latest version includes a couple of new features as well as a bunch of improvements and bug fixes. The API now supports rendering of TSV (Tab-separated values) and PCL (Printer Command Language) file formats. Below is the list of new features, improvements, and fixes added in v18.11.
Features Introduced Since v18.11, we have extended the list of supported file formats and now the API is capable of rendering the following formats:
Exclude Specific Fonts from Output HTML using GroupDocs.Viewer for .NET 18.10
We are pleased to announce the release of GroupDocs.Viewer for .NET 18.10. The latest version allows setting the list of the fonts that should be excluded from the output HTML to decrease the size of the output files. Furthermore, the inclusion of 5 improvements and 6 bug fixes have made the API more promising. Below is the list of new features, improvements, and fixes added in v18.10.
Features Introduced Setting List of the Fonts to be Excluded Adding fonts into HTML ensures that the text from the original document will appear similar in HTML, regardless of whether fonts are installed on the viewer’s device or not.
Releasing the Hotfix of GroupDocs.Viewer for .NET
GroupDocs.Viewer for .NET 18.8.1 is a hotfix release that resolves the issue of getting the first page filled with black color when rendering PDF document. We recommend you to use the this latest version for an improved rendering of PDF documents.
Bug FixesFollowing issue is fixed in this hotfix release. First page is filled with black color when rendering PDF document API ResourcesWe have a few channels and resources for you to download, learn, try and get technical support on GroupDocs.
Render a Part of MS Project Document using GroupDocs.Viewer for .NET 18.8
Today, we are glad to announce the release of GroupDocs.Viewer for .NET 18.8. In this version, we have introduced the feature of rendering a part of MS Project document specifying the start date and end date. We have also made it possible to set ForcePasswordValidation property of the ViewerConfig using the configuration files such as app.config and web.config. Furthermore, the latest version also includes 14 improvements and bug fixes. Below is the list of new features, improvements, and fixes added in v18.
Render ISFF-based DGN File Format using GroupDocs.Viewer for .NET 18.7
We are delighted to announce that GroupDocs.Viewer for .NET 18.7 has been released and it is available for download. The latest version supports rendering of ISFF-based DGN (V7) file format. Furthermore, we have added 4 improvements as well as 4 critical bug fixes in this release. For details about the changes in version 18.7, please have a look at the release notes. Below is the list of new features, improvements, and fixes added in v18.