几段代码2

luyuncsd123

于 2014-02-03 19:28:59 发布

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分类专栏： NGUI

本文链接：https://blog.youkuaiyun.com/luyuncsd123/article/details/18910873

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本文介绍了一个用于在Unity中快速添加子对象的方法，并提供了为包含一个或多个UI部件的游戏对象添加碰撞器的实用函数。这些技术有助于提高场景构建效率并确保UI元素能够正确响应交互。

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	/// <summary>
	/// Add a new child game object.
	/// </summary>

	static public GameObject AddChild (GameObject parent)
	{
		GameObject go = new GameObject();

		if (parent != null)
		{
			Transform t = go.transform;
			t.parent = parent.transform;
			t.localPosition = Vector3.zero;
			t.localRotation = Quaternion.identity;
			t.localScale = Vector3.one;
			go.layer = parent.layer;
		}
		return go;
	}

	/// <summary>
	/// Add a collider to the game object containing one or more widgets.
	/// </summary>

	static public BoxCollider AddWidgetCollider (GameObject go)
	{
		if (go != null)
		{
			Collider col = go.GetComponent<Collider>();
			BoxCollider box = col as BoxCollider;

			if (box == null)
			{
				if (col != null)
				{
					if (Application.isPlaying) GameObject.Destroy(col);
					else GameObject.DestroyImmediate(col);
				}
				box = go.AddComponent<BoxCollider>();
			}

			int depth = NGUITools.CalculateNextDepth(go);

			Bounds b = NGUIMath.CalculateRelativeWidgetBounds(go.transform);
			box.isTrigger = true;
			box.center = b.center + Vector3.back * (depth * 0.25f);
			box.size = new Vector3(b.size.x, b.size.y, 0f);
			return box;
		}
		return null;
	}