Problem with setting the cursor position on the right screen edge when drawing. (#831)

When moving the cursor back to its original location, a problem arises when cursor placed in the right edge column, where an off by one error occur. This pull request will resolve this problem.

Co-authored-by: Jørn Gustav Larsen <jgl@fasttracksoftware.com>
Co-authored-by: Jørn Gustav Larsen <jgl@adminbyrequest.com>
Co-authored-by: ArthurSonzogni <sonzogniarthur@gmail.com>