Dart APIunself_styleUnCornerExtraSmall ExtraSmall constant Null safety double const ExtraSmall Implementation static const ExtraSmall = UnSizes.size01 + .0; unself_style unself_style UnCorner ExtraSmall constant UnCorner class Constructors UnCorner Properties hashCode runtimeType Methods noSuchMethod toString Operators operator == Constants ExtraLarge ExtraSmall Large Medium None Small smoothFactor