unity 解析tmx 2

using UnityEngine;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Xml;

public class xml : MonoBehaviour {
	public Transform steel;

	void Start ()
	{
		List<Vector3> list=translateTileMapToList ();

		addListToWin (list);
	}

	List<Vector3> translateTileMapToList()
	{
		List<Vector3> list = new List<Vector3> ();

		XmlDocument xmlDoc = new XmlDocument ();
		xmlDoc.Load ("Assets/2.xml");
		XmlNode mapNode = xmlDoc.SelectSingleNode ("map");

		// map
		foreach (XmlNode layerNode in mapNode.ChildNodes)
		{

			//tileset layer

			if (layerNode.Name == "layer")
			{
				XmlElement layerElement = (XmlElement)layerNode;
				string widthString = layerElement.GetAttribute ("width");
				int width = System.Int32.Parse (widthString);
				string heightString = layerElement.GetAttribute ("height");
				int height = System.Int32.Parse (heightString);
				//string height =(int) layerElement.GetAttribute ("height").ToString();

				//data
				foreach (XmlNode dataNode in ((XmlElement)layerNode).ChildNodes)
				{
					//tile
					int number=0;
					foreach (XmlNode tileNode in ((XmlElement)dataNode).ChildNodes)
					{
						XmlElement tileElement = (XmlElement)tileNode;
						int x = number % width;
						int y = height - number / height;

						string zString = tileElement.GetAttribute ("gid");
						int z = System.Int32.Parse (zString);

						list.Add (new Vector3 (x, y, z));

						number++;

					}
				}
			}
		}
		return list;
	}

	void addListToWin (List<Vector3> list)
	{

		for (int i = 0; i < list.Count; i++)
		{
			if (list [i].z == 11) {
				Instantiate (steel, new Vector3 (list[i].x * 32f / 100f, list[i].y * 32f / 100f, 0), Quaternion.identity);
			}
		}

	}

}