Version 12.1 of the LEADTOOLS Container and Automation C API has changed from Version 12 by adding the Paint Automation functionality.
The rest of the topic lists the new functions:
Paint Automation Functions:
Raster .NET | C API | C++ Class Library | JavaScript HTML5
Document .NET | C API | C++ Class Library | JavaScript HTML5
Medical .NET | C API | C++ Class Library | JavaScript HTML5
Medical Web Viewer .NET
