Youdao PDF control ASP code example

UUDocPDFControl is a PDF document digital copyright protection control that supports anti-screenshot function. It supports online encryption protection of PDF documents and can be used by many different types of browsers and desktop applications. The control can complete the authorization control of document copying, printing and screenshots through simple attribute settings. The unique server-side configuration mode supports attribute settings for the control on the server side, preventing the client from tampering with the copyright control function through scripts. possible. The control supports loading documents in memory and remotely loading documents in encrypted transmission. The control is small and can be run independently. There is no need to install other large PDF readers.

The control comes with common document browser functions such as page change, search, zoom, drag, rotate, adapt to page, adapt to page width, etc. It can be easily embedded into various websites, web application systems and desktop applications, and can be effectively seamlessly integrates with your current applications. The control supports PDF dynamic watermark definition function, which can give you the most powerful document reading and digital copyright protection function support.

Features:

The file is small and the control size does not exceed 3M. The client does not need to install other large PDF readers;

The complex functions of the PDF document reader can be completed simply by setting properties and calling methods;

Strong compatibility supports embedding into various commonly used mainstream browsers and desktop applications, and supports calling in various programming languages;

Large file support enables good rendering of large-size documents and large images;

Copyright protection support can control digital copyright protection functions such as copying, screenshots, and printing through attribute settings, and supports dynamic addition of watermarks;

Server-side configuration attribute settings are supported on the server side, preventing the possibility of tampering with the copyright control function on the client side;

High-strength encryption uses internationally authoritative high-strength encryption algorithms to complete encryption and decryption in memory, and remote encrypted transmission without leaving any trace;

It is fully functional and comes with common document browser functions such as page change, search, zoom in, zoom out, rotation, color customization, etc. It supports interaction with web pages through Javascript and supports dynamic watermark function;

Various languages ​​supported The server side supports Windows and Linux servers, and supports various programming languages, such as asp, asp.net, php, java, c#, vb, vb.net, delphi, c++, python, ruby, etc.;

Internationally authoritative certified software has been certified by secure digital signatures from international authoritative organizations, passed a variety of environmental and anti-virus software tests, and can run safely.

Operating environment requirements:

Client operating system: WindowsXP/2003/2008/Vista/Win7/Win8, supports 32-bit and 64-bit operating systems

Supports IE browsers that enable ActiveX technology and non-IE browsers that use NPAPI technology standards.

When browsing, you need to follow the prompts to install the control and refresh the page to load the control.