The idea is not new but they performed a good job that I like.
It may be useful for teacher (mathematics, physics) that can teach at home and write with a digital pen. There can be several users connected and each one can draw on that common area.
That project can further be improved. Do you know similar projects?
I wonder if it may be done with our lovely U++. The answer should be "of course!". In this case I would like to give a try.
If I remind Koldo was able to produce picture from latex formula. So even the formula can be easily added.
I have never programmed Server/Client application and I ignore them. Any suggestion for article, book, ... to learn about it?
The logic seems easy. When I click to perform something on Painter, for example, just let to know the other clients what I am doing and it will paint the window in the same way.
There should be a new callback that operate sending this information.
I'm afraid I am going to disturb frequently this forum in future.