@interface BSSpringAnimationSettings : BSAnimationSettings @property (readonly, nonatomic) double mass; @property (readonly, nonatomic) double stiffness; @property (readonly, nonatomic) double damping; @property (readonly, nonatomic) double epsilon; @property (readonly, nonatomic) double initialVelocity; + (id)settingsWithMass:(double)a0 stiffness:(double)a1 damping:(double)a2; + (id)settingsWithMass:(double)a0 stiffness:(double)a1 damping:(double)a2 epsilon:(double)a3 initialVelocity:(double)a4; + (id)settingsWithMass:(double)a0 stiffness:(double)a1 damping:(double)a2 epsilon:(double)a3; + (id)settingsWithMass:(double)a0 stiffness:(double)a1 damping:(double)a2 epsilon:(double)a3 delay:(double)a4 timingFunction:(id)a5; + (id)settingsWithMass:(double)a0 stiffness:(double)a1 damping:(double)a2 epsilon:(double)a3 timingFunction:(id)a4; + (id)settingsWithMass:(double)a0 stiffness:(double)a1 damping:(double)a2 timingFunction:(id)a3; - (id)init; @end