Hello again. This time I wanted to bring you something that was really challenging for me to build. I must have tried at least four totally different solutions to this problem consuming literally days of my time until I reached the best one. At the request of our beloved staff, I will attempt to explain :-)
This class is an extension of a wrapper to the RichEdit control that ships with .NET. How it achieves its speed and also its slickness is by directly modifying the RTF document behind the scenes.