Dart APIunself_styleUnEasingeaseInOutSine easeInOutSine constant Null safety Cubic const easeInOutSine Implementation static const Cubic easeInOutSine = Curves.easeInOutSine; unself_style unself_style UnEasing easeInOutSine constant UnEasing class Constructors UnEasing Properties hashCode runtimeType Methods noSuchMethod toString Operators operator == Constants bounceIn bounceInOut bounceOut decelerate ease easeIn easeInBack easeInCirc easeInCubic easeInExpo easeInOut easeInOutBack easeInOutCirc easeInOutCubic easeInOutCubicEmphasized easeInOutExpo easeInOutQuad easeInOutQuart easeInOutQuint easeInOutSine easeInQuad easeInQuart easeInQuint easeInSine easeInToLinear easeOut easeOutBack easeOutCirc easeOutCubic easeOutExpo easeOutQuad easeOutQuart easeOutQuint easeOutSine elasticIn elasticInOut elasticOut fastLinearToSlowEaseIn fastOutSlowIn linear linearToEaseOut slowMiddle