（转）Unity 导出XML配置文件，动态加载场景

[code]csharpcode：

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

public class ExportSceneToXml : Editor 
{
	[MenuItem("Assets/Export Scene To XML From Selection")]
	static void ExportXML()
	{
		string path = EditorUtility.SaveFilePanel ("Save Resource", "", "New Resource", "xml");
		if (path.Length != 0) 
		{
			Object[] selectedAssetList = Selection.GetFiltered (typeof(Object), SelectionMode.DeepAssets);
			
			//遍历所有的游戏对象
			foreach (Object selectObject in selectedAssetList) 
			{
				// 场景名称
				string sceneName = selectObject.name;
				// 场景路径
				string scenePath = AssetDatabase.GetAssetPath(selectObject);
				// 场景文件
				//string xmlPath = path; //Application.dataPath + "/AssetBundles/Prefab/Scenes/" + sceneName + ".xml";
				// 如果存在场景文件，删除
				if(File.Exists(path)) File.Delete(path);
				// 打开这个关卡
				EditorApplication.OpenScene(scenePath);

				XmlDocument xmlDocument = new XmlDocument();
				// 创建XML属性
				XmlDeclaration xmlDeclaration = xmlDocument.CreateXmlDeclaration("1.0", "utf-8", null);
				xmlDocument.AppendChild(xmlDeclaration);
				// 创建XML根标志
				XmlElement rootXmlElement = xmlDocument.CreateElement("root");
				// 创建场景标志
				XmlElement sceneXmlElement = xmlDocument.CreateElement("scene");
				sceneXmlElement.SetAttribute("sceneName", sceneName);
				
				foreach (GameObject sceneObject in Object.FindObjectsOfType(typeof(GameObject)))
				{
					// 如果对象是激活状态
					if (sceneObject.transform.parent == null && sceneObject.activeSelf)
					{
						// 判断是否是预设
						if(PrefabUtility.GetPrefabType(sceneObject) == PrefabType.PrefabInstance)
						{
							// 获取引用预设对象
							Object prefabObject = EditorUtility.GetPrefabParent(sceneObject);
							if(prefabObject != null)
							{
								XmlElement gameObjectXmlElement = xmlDocument.CreateElement("gameObject");
								gameObjectXmlElement.SetAttribute("objectName", sceneObject.name);
								gameObjectXmlElement.SetAttribute("objectAssetURL",  prefabObject.name);
								
								XmlElement transformXmlElement = xmlDocument.CreateElement("transform");
								
								// 位置信息
								XmlElement positionXmlElement = xmlDocument.CreateElement("position");
								positionXmlElement.SetAttribute("x", sceneObject.transform.position.x.ToString());
								positionXmlElement.SetAttribute("y", sceneObject.transform.position.y.ToString());
								positionXmlElement.SetAttribute("z", sceneObject.transform.position.z.ToString());
								
								// 旋转信息
								XmlElement rotationXmlElement = xmlDocument.CreateElement("rotation");
								rotationXmlElement.SetAttribute("x", sceneObject.transform.rotation.eulerAngles.x.ToString());
								rotationXmlElement.SetAttribute("y", sceneObject.transform.rotation.eulerAngles.y.ToString());
								rotationXmlElement.SetAttribute("z", sceneObject.transform.rotation.eulerAngles.z.ToString());
								
								// 缩放信息
								XmlElement scaleXmlElement = xmlDocument.CreateElement("scale");
								scaleXmlElement.SetAttribute("x", sceneObject.transform.localScale.x.ToString());
								scaleXmlElement.SetAttribute("y", sceneObject.transform.localScale.y.ToString());
								scaleXmlElement.SetAttribute("z", sceneObject.transform.localScale.z.ToString());
								
								transformXmlElement.AppendChild(positionXmlElement);
								transformXmlElement.AppendChild(rotationXmlElement);
								transformXmlElement.AppendChild(scaleXmlElement);    
								
								gameObjectXmlElement.AppendChild(transformXmlElement);
								sceneXmlElement.AppendChild(gameObjectXmlElement);
							}
						}
					}
				}
				rootXmlElement.AppendChild(sceneXmlElement);
				xmlDocument.AppendChild(rootXmlElement);
				// 保存场景数据
				xmlDocument.Save(path);
				// 刷新Project视图
				AssetDatabase.Refresh();
			}
		}
	}
}