Rect.fromCenter constructor
Constructs a rectangle from its center point, width, and height.
The center
argument is assumed to be an offset from the origin.
Implementation
Rect.fromCenter({ required Offset center, required double width, required double height }) : this.fromLTRB(
center.dx - width / 2,
center.dy - height / 2,
center.dx + width / 2,
center.dy + height / 2,
);