ZhenShiXunYouJi2/Assets/Scripts/Tweening/ImageAlphaTweenerTrack.cs

using System;
using Tweening.Extensions;
using UnityEngine;
using UnityEngine.UI;

namespace Tweening
{
	public sealed class ImageAlphaTweenerTrack : TweenerTrack<Image, float>
	{
		public override void UpdateComponentValue(float evaluatedTime)
		{
			this._component.UpdateColorAlpha(Mathf.LerpUnclamped(this._from, this._to, evaluatedTime));
		}

		public override void ResetComponentValue()
		{
			if (this._dynamicFrom)
			{
				this._from = this._component.color.a;
			}
			else
			{
				this._component.UpdateColorAlpha(this._from);
			}
		}

		public override void InitializeComponentValue()
		{
			if (this._dynamicFrom)
			{
				this._from = this._component.color.a;
			}
			else
			{
				this._component.UpdateColorAlpha(this._from);
			}
		}
	}
}