MainAxisAlignment.end

MainAxisAlignment.center

MainAxisAlignment.spaceBetween

MainAxisAlignment.spaceAround

MainAxisAlignment.spaceEvenly

crossAxisAlignment

Supported values:

CrossAxisAlignment.start

CrossAxisAlignment.center

CrossAxisAlignment.end

CrossAxisAlignment.stretch

FlexParentData.flex

Layout Explorer supports 7 flex options in the UI
(null, 0, 1, 2, 3, 4, 5), but technically the flex
factor of a flex widget’s child can be any int.

Flexible.fit

Layout Explorer supports the two different types of
FlexFit: loose and tight.

Fixed size layouts