Wed, 31 Jan 2018 11:09:05 +0100 wenzelm clarified signature;
Tue, 30 Jan 2018 23:01:38 +0100 wenzelm clarified breakgain: keeping it constant avoids margin fluctuation in Pretty_Tooltip vs. Pretty_Text_Area;
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -2 +2 +10 +30 +100 +300 +1000 +3000 +10000 tip