【m】1111

Assets/06.UIFarme/RunTime/UIFramework/Tweening/Tweening/TweenFill.cs

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+using UnityEngine;
+using UnityEngine.UI;
+
+/// <summary>
+/// Tween the Image fill.
+/// </summary>
+
+[RequireComponent(typeof(Image))]
+[AddComponentMenu("Tween/Tween Fill")]
+public class TweenFill : UITweener
+{
+	[Range(0f, 1f)] public float from = 1f;
+	[Range(0f, 1f)] public float to = 1f;
+
+	bool mCached = false;
+	Image mSprite;
+
+	void Cache ()
+	{
+		mCached = true;
+		mSprite = GetComponent<Image>();
+	}
+
+	/// <summary>
+	/// Tween's current value.
+	/// </summary>
+
+	public float value
+	{
+		get
+		{
+			if (!mCached) Cache();
+			if (mSprite != null) return mSprite.fillAmount;
+			return 0f;
+		}
+		set
+		{
+			if (!mCached) Cache();
+			if (mSprite != null) mSprite.fillAmount = value;
+		}
+	}
+
+	/// <summary>
+	/// Tween the value.
+	/// </summary>
+
+	protected override void OnUpdate (float factor, bool isFinished) { value = Mathf.Lerp(from, to, factor); }
+
+	/// <summary>
+	/// Start the tweening operation.
+	/// </summary>
+
+	static public TweenFill Begin (GameObject go, float duration, float fill)
+	{
+		TweenFill comp = UITweener.Begin<TweenFill>(go, duration);
+		comp.from = comp.value;
+		comp.to = fill;
+
+		if (duration <= 0f)
+		{
+			comp.Sample(1f, true);
+			comp.enabled = false;
+		}
+		return comp;
+	}
+
+	public override void SetStartToCurrentValue () { from = value; }
+	public override void SetEndToCurrentValue () { to = value; }
+}