scale method
缩放控件尺寸
x 水平缩放比例(1.0为原始尺寸)
y 垂直缩放比例(1.0为原始尺寸)
basePoint 缩放基准点,默认为中心
返回应用了缩放变换的Widget
Implementation
Widget scale(
{double x = 1, double y = 1, Alignment basePoint = Alignment.center}) {
return Transform.scale(
scaleX: x,
scaleY: y,
alignment: basePoint,
child: this,
);
}