Positioned constructor
const
Positioned({})
Creates a positioned widget with paint order support.
Implementation
const Positioned({
super.key,
this.left,
this.top,
this.right,
this.bottom,
this.width,
this.height,
this.paintOrder,
required super.child,
}) : assert(left == null || right == null || width == null),
assert(top == null || bottom == null || height == null);