offset method

Align offset({
  1. required double x,
  2. required double y,
})

按比例配置位置(0为左或上, 1为右或下) >>>

Implementation

Align offset({required double x, required double y}) {
  double fx = x * 2 - 1;
  double fy = y * 2 - 1;
  return Align(
    alignment: Alignment(fx, fy),
    child: this,
  );
}