The direction in which the children are laid out.
For example, if the axisDirection is AxisDirection.down, each child will be laid out below the next, vertically.
Implementation
AxisDirection get axisDirection => _axisDirection;
Implementation
set axisDirection(AxisDirection value) {
if (_axisDirection == value) {
return;
}
_axisDirection = value;
markNeedsLayout();
}