public UIEasePosition(RectTransform transform, Vector2 to, float duration, TimelineEaseType easeType) :
base(easeType, duration)
{
_ref = transform;
_from = new Vector2(transform.localPosition.x, transform.localPosition.y);
_to = to;
}
public TimelineEaseAction(TimelineEaseType easeType, float duration)
{
_easeType = easeType;
_duration = duration;
}
private static float Step(TimelineEaseType esType, float t)
{
switch (esType)
{
case TimelineEaseType.Quad:
case TimelineEaseType.QuadIn: return(t * t);
case TimelineEaseType.QuadOut: return(t * (2 - t));
case TimelineEaseType.QuadInOut: return((t *= 2) < 1 ? .5f * t * t : .5f * (1 - (t - 1) * (t - 3)));
case TimelineEaseType.Cubic:
case TimelineEaseType.CubicIn: return(t * t * t);
case TimelineEaseType.CubicOut: return((t -= 1) * t * t + 1);
case TimelineEaseType.CubicInOut: return((t *= 2) < 1 ? .5f * t * t * t : .5f * ((t -= 2) * t * t + 2));
case TimelineEaseType.Quart:
case TimelineEaseType.QuartIn: return(t * t * t * t);
case TimelineEaseType.QuartOut: return(1 - (t -= 1) * t * t * t);
case TimelineEaseType.QuartInOut: return((t *= 2) < 1 ? .5f * t * t * t * t : .5f * (2 - (t -= 2) * t * t * t));
case TimelineEaseType.Quint:
case TimelineEaseType.QuintIn: return(t * t * t * t * t);
case TimelineEaseType.QuintOut: return((t -= 1) * t * t * t * t + 1);
case TimelineEaseType.QuintInOut: return((t *= 2) < 1 ? .5f * t * t * t * t * t : .5f * ((t -= 2) * t * t * t * t + 2));
case TimelineEaseType.Sine:
case TimelineEaseType.SineIn: return(1 - (float)Math.Cos(t * HalfPi));
case TimelineEaseType.SineOut: return((float)Math.Sin(t * HalfPi));
case TimelineEaseType.SineInOut: return(.5f * (1 - (float)Math.Cos(t * Pi)));
case TimelineEaseType.Expo:
case TimelineEaseType.ExpoIn: return((float)Math.Exp(7 * (t - 1)));
case TimelineEaseType.ExpoOut: return(1 - (float)Math.Exp(-7 * t));
case TimelineEaseType.ExpoInOut: return((t *= 2) < 1 ? .5f * (float)Math.Exp(7 * (t - 1)) : .5f * (2 - (float)Math.Exp(-7 * (t - 1))));
case TimelineEaseType.Circ:
case TimelineEaseType.CircIn: return(1 - (float)Math.Sqrt(1 - t * t));
case TimelineEaseType.CircOut: return((float)Math.Sqrt(1 - (t -= 1) * t));
case TimelineEaseType.CircInOut: return((t *= 2) < 1 ? .5f * (1 - (float)Math.Sqrt(1 - t * t)) : .5f * ((float)Math.Sqrt(1 - (t -= 2) * t) + 1));
case TimelineEaseType.Back:
case TimelineEaseType.BackIn: return(t * t * (2.70158f * t - 1.70158f));
case TimelineEaseType.BackOut: return((t -= 1) * t * (2.70158f * t + 1.70158f) + 1);
case TimelineEaseType.BackInOut: return((t *= 2) < 1 ? .5f * (t * t * (3.5949095f * t - 2.5949095f)) : .5f * ((t -= 2) * t * (3.5949095f * t + 2.5949095f) + 2));
case TimelineEaseType.Elastic:
case TimelineEaseType.ElasticIn: return((float)(-Math.Exp(7 * (t -= 1)) * Math.Sin((t - 0.075) * 20.9439510239)));
case TimelineEaseType.ElasticOut: return((float)(Math.Exp(-7 * t) * Math.Sin((t - 0.075) * 20.9439510239) + 1));
case TimelineEaseType.ElasticInOut: return((t *= 2) < 1 ? (float)(-.5 * Math.Exp(7 * (t -= 1)) * Math.Sin((t - 0.1125) * 13.962634016)) : (float)(Math.Exp(-7 * (t -= 1)) * Math.Sin((t - 0.1125) * 13.962634016) * .5 + 1));
case TimelineEaseType.Bounce:
case TimelineEaseType.BounceIn: return(1 - Step(TimelineEaseType.BounceOut, 1 - t));
case TimelineEaseType.BounceOut: return(t < 0.363636363636f ? 7.5625f * t * t : t < 0.727272727273f ? 7.5625f * (t -= 0.545454545455f) * t + .75f : t < 0.909090909091f ? 7.5625f * (t -= 0.818181818182f) * t + .9375f : 7.5625f * (t -= 0.954545454545f) * t + .984375f);
case TimelineEaseType.BounceInOut: return((t *= 2) < 1 ? .5f * (1 - Step(TimelineEaseType.BounceOut, 1 - t)) : .5f * (Step(TimelineEaseType.BounceOut, t - 1) + 1));
}
return(t);
}
public void EasePosition(Vector2 to, float duration, TimelineEaseType easeType = TimelineEaseType.Linear)
{
_timeline.AppendAction(new UIEasePosition(_rectTransform, to, duration, easeType));
}
public UIEaseSize(RectTransform transform, float duration, TimelineEaseType easeType) :
base(easeType, duration)
{
_ref = transform;
}