.NET 新闻

用 RESTful OCR API 从图像中读取文本

10月 11, 2023
PrizmDoc 13.25 提供了一个光学字符识别 API 插件，其可提供高精度识别，非常适合图像或文档处理应用程序。

PrizmDoc Viewer is a Web-based HTML5 document viewer that allows developers to embed powerful document viewing and document conversion functionality into their Web applications. It supports a wide range of document formats, including PDF, Word, Excel, PowerPoint, AutoCAD, and more.

PrizmDoc Viewer 13.25 offers an optional RESTful API that lets you read text from images using Optical Character Recognition (OCR). The API is compatible with any programming language, making it easy to integrate into your own applications, no matter which platform you are targeting. It can perform high-accuracy OCR on both full pages and specific areas of interest.

The OCR API can help you quickly and accurately convert any image-based document into an editable text file or searchable PDF. It is compatible with a variety of input formats, including JPEG, TIFF, PNG, and BMP, and can automatically detect page orientation and recognize text in various page layouts. It can also generate image-over-text PDF output, providing searchable text that aligns with the text on the image. This allows you to convert scanned documents or other image-based files into searchable PDFs.

To see a full list of what’s new in version 13.25, see our release notes.

For more information, visit our PrizmDoc Viewer product page.

使用 .NET 7 WinForms 将网格数据导出到 Excel

10月 10, 2023
通过添加 Excel 导出功能，使您的网格数据易于共享和访问。

Exporting to Excel allows users to output grid-based data including formats, cell styles and formulas to a widely-compatible Excel file. This industry standard file type makes it easier to analyze, share, and distribute the data to a wider audience in a familiar format.

Several grid components for .NET 7 WinForms offer Excel export, including:

  • DevExpress WinForms Data Grid (part of DevExpress WinForms) is a comprehensive grid component with built-in Excel export functionality, preserving formatting, cell styles, and formulas.
  • Infragistics WinDataGrid (part of Infragistics Ultimate UI for Windows Forms) is a feature-rich grid component for WinForms that supports seamless export to Excel, ensuring data structure and formatting are preserved.
  • FlexGrid for WinForms (part of ComponentOne Studio WinForms by GrapeCity) is a flexible grid control with Excel export capabilities that maintain the original formatting and structure.
  • Telerik UI for WinForms GridView (part of Telerik UI for WinForms) is a powerful grid component that simplifies the export process, allowing users to easily save grid data to Excel workbooks.

For an in-depth analysis of features and price, visit our comparison of .NET 7 WinForms grids.

Compare .NET 7 WinForms Grids

帮助用户更快、更高效地创建报表

10月 9, 2023
ActiveReports.NET 17.2 添加预配置的报表部件，使最终用户无需掌握报表设计的技术细节即可轻松生成复杂的报表。

ActiveReports.NET is a reporting tool that allows developers to design and deliver reports with intuitive, reliable, and user-friendly report designers and controls. Features include the ability to create reports in a variety of formats, such as PDF, Excel, and HTML. ActiveReports.NET is also highly customizable, with an extensive API and advanced feature library.

ActiveReports.NET v17.2 introduces Report Parts, which can be created from any report item, including tables, charts, text boxes, and images. These Report Parts are created by developers and added to the ActiveReports toolbox for end-users to drag and drop onto the design surface. This makes it easy for end-users to create complex reports without having to learn the intricacies of report design. Developers can specify the properties of the Report Part, such as its data binding, formatting, and visibility so that they that are tailored to the specific needs of their users.

To see a full list of what's new in version 17.2, see our release notes.

For more information, visit our ActiveReports.NET product page.

使用 .NET 7 WPF 将图表导出为 PDF

10月 7, 2023
通过导出为 PDF，以安全、可移植、受良好支持的格式分发图表。

Exporting charts to PDF enables developers to save charts as PDF documents, ensuring their appearance and data are preserved for sharing, printing, or archival purposes. It allows seamless integration of charting capabilities within WPF applications and facilitates the generation of high-quality, portable chart representations in PDF format.

Here is a selection of WPF chart controls that offer PDF export support:

  • ChartDirector for .NET by Advanced Software Engineering is a comprehensive charting library that supports numerous chart types and includes built-in PDF export functionality.
  • TeeChart WPF (part of TeeChart for .NET Standard Business Edition by Steema Software) is a feature-rich charting component that includes PDF export capabilities.
  • NOV Chart for .NET by Nevron provides a wide range of charting options and supports exporting to PDF.

Additionally, the following charting components are available as part of multi-function component suites:

  • DevExpress WPF Chart (Part of DevExpress WPF) provides rich charting capabilities and supports PDF export along with other export formats.
  • Infragistics WPF Charts (Part of Infragistics Ultimate UI for WPF) includes powerful charting controls with PDF export functionality.
  • Telerik WPF Chart (Part of Telerik UI for WPF) offers a wide range of chart types and seamless PDF export capabilities.
  • ComponentOne Charts for WPF (Part of ComponentOne Studio for WPF by GrapeCity) supports PDF export and provides extensive customization options.

For an in-depth analysis of features and price, visit our comparison of .NET 7 charts.

Compare .NET 7 Charts

在应用程序之间发送安全、加密的通信

10月 6, 2023
IPWorks SNMP 22.0.8669 添加对基于 TCP 的 SSL/TLS 的支持，以安全地加密通信。

IPWorks SNMP is a comprehensive toolkit for building secure network management solutions. It supports a complete range of network management capabilities including advanced SNMPv3 security features, trap handling, MIB parsing, and more. IPWorks SNMP is available in editions for virtually every development platform, including .NET, Java, C++, and Delphi in both UDP-based and TCP-based versions.

IPWorks SNMP v22.0.8669 has added SSL/TLS over TCP, a cryptographic protocol that provides secure communication over a computer network. By using SSL/TLS, IPWorks SNMP can now encrypt all communications between the SNMP agent and the SNMP manager, protecting them from eavesdropping and tampering. Many industries and organizations have regulations that require the use of encryption for sensitive data. With the addition of SSL/TLS support, IPWorks SNMP can help organizations comply with these regulations.

For more information, visit our IPWorks SNMP product pages.