Dart APIunself_styleUnEasingeaseInOutQuart easeInOutQuart constant Null safety Cubic const easeInOutQuart Implementation static const Cubic easeInOutQuart = Curves.easeInOutQuart; unself_style unself_style UnEasing easeInOutQuart 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