[BUG] Problem when play with button "start random drawing"

[vincentbraillard]

Describe the bug
On button press "start random drawing", the first drawing goes well but at this end attend to start directly the second (without waiting the pause time) but the second never start

To Reproduce
Steps to reproduce the behavior:
Click on start random drawing

Expected behavior
don't start the second drawing and ignoring the pause time

Screenshots
If applicable, add screenshots to help explain your problem.

Platform (please complete the following information):
all

[texx00]

I made a commit in the alpha branch. Check if it is working now. Not a really elegant solution though. I may need to come back to this in the future.