Here is what you need
http://www.guangmingsoft.com/htmlsnapshot/help.htm
HTML Snapshot ActiveX Component
HTML Snapshot ActiveX Component uses the internet explorer's
functionality to take (capture) a snapshot of a given URL. It hosts the
web browser control on windows to download webpage and then capture it
as image. It can be easily integrated into applications written in
languages that support ActiveX Compoent such as Visual C++, Visual
Basic, Delphi, C++ Builder, .Net languages and Scripts.
Thanks