using UnityEngine;

public class TweenCurve : ScriptableObject
{
    public AnimationCurve curve = AnimationCurve.EaseInOut(0, 0, 1, 1);

    Keyframe[] m_Keys;
    public Keyframe[] keys {
        get {
            return m_Keys ?? (m_Keys = curve.keys);
        }
    }

    public int length {
        get {
            return curve.length;
        }
    }

    float m_TotalTime = -1f;
    public float totalTime {
        get {
            if (m_TotalTime < 0f)
            {
                m_TotalTime = curve.keys[curve.keys.Length - 1].time - curve.keys[0].time;
            }
            return m_TotalTime;
        }
    }

    public Keyframe this[int index] {
        get {
            return curve[index];
        }
    }

    public float Evaluate(float time)
    {
        float aaa = curve.Evaluate(time);
        return aaa;
    }

}