Allow multiple rulings/measurements

[Tokimimo]

Is your feature request related to a problem? Please describe.
No

Describe the solution you'd like
Allow to create multiple measurements instead of only one.
It would be awesome to allow for drawing 3 boxes or more, plus if with different colors.

Describe alternatives you've considered
I can't think of a real alternative for this feature request.

Additional context
An example picture of what I mean with multiple measurements (done with gimp):
https://imgur.com/a/2Q7Pfhi