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- //------------------------------------------------------------
- // Game Framework
- // Copyright © 2013-2021 loyalsoft. All rights reserved.
- // Homepage: http://www.game7000.com/
- // Feedback: http://www.game7000.com/
- //------------------------------------------------------------
- using System;
- namespace GameFramework.DataNode
- {
- /// <summary>
- /// 数据结点管理器。
- /// </summary>
- internal sealed partial class DataNodeManager : GameFrameworkModule, IDataNodeManager
- {
- private static readonly string[] EmptyStringArray = new string[] { };
- private static readonly string[] PathSplitSeparator = new string[] { ".", "/", "\\" };
- private const string RootName = "<Root>";
- private DataNode m_Root;
- /// <summary>
- /// 初始化数据结点管理器的新实例。
- /// </summary>
- public DataNodeManager()
- {
- m_Root = DataNode.Create(RootName, null);
- }
- /// <summary>
- /// 获取根数据结点。
- /// </summary>
- public IDataNode Root
- {
- get
- {
- return m_Root;
- }
- }
- /// <summary>
- /// 数据结点管理器轮询。
- /// </summary>
- /// <param name="elapseSeconds">逻辑流逝时间,以秒为单位。</param>
- /// <param name="realElapseSeconds">真实流逝时间,以秒为单位。</param>
- internal override void Update(float elapseSeconds, float realElapseSeconds)
- {
- }
- /// <summary>
- /// 关闭并清理数据结点管理器。
- /// </summary>
- internal override void Shutdown()
- {
- ReferencePool.Release(m_Root);
- m_Root = null;
- }
- /// <summary>
- /// 根据类型获取数据结点的数据。
- /// </summary>
- /// <typeparam name="T">要获取的数据类型。</typeparam>
- /// <param name="path">相对于 node 的查找路径。</param>
- /// <returns>指定类型的数据。</returns>
- public T GetData<T>(string path) where T : Variable
- {
- return GetData<T>(path, null);
- }
- /// <summary>
- /// 获取数据结点的数据。
- /// </summary>
- /// <param name="path">相对于 node 的查找路径。</param>
- /// <returns>数据结点的数据。</returns>
- public Variable GetData(string path)
- {
- return GetData(path, null);
- }
- /// <summary>
- /// 根据类型获取数据结点的数据。
- /// </summary>
- /// <typeparam name="T">要获取的数据类型。</typeparam>
- /// <param name="path">相对于 node 的查找路径。</param>
- /// <param name="node">查找起始结点。</param>
- /// <returns>指定类型的数据。</returns>
- public T GetData<T>(string path, IDataNode node) where T : Variable
- {
- IDataNode current = GetNode(path, node);
- if (current == null)
- {
- throw new GameFrameworkException(Utility.Text.Format("Data node is not exist, path '{0}', node '{1}'.", path, node != null ? node.FullName : string.Empty));
- }
- return current.GetData<T>();
- }
- /// <summary>
- /// 获取数据结点的数据。
- /// </summary>
- /// <param name="path">相对于 node 的查找路径。</param>
- /// <param name="node">查找起始结点。</param>
- /// <returns>数据结点的数据。</returns>
- public Variable GetData(string path, IDataNode node)
- {
- IDataNode current = GetNode(path, node);
- if (current == null)
- {
- throw new GameFrameworkException(Utility.Text.Format("Data node is not exist, path '{0}', node '{1}'.", path, node != null ? node.FullName : string.Empty));
- }
- return current.GetData();
- }
- /// <summary>
- /// 设置数据结点的数据。
- /// </summary>
- /// <typeparam name="T">要设置的数据类型。</typeparam>
- /// <param name="path">相对于 node 的查找路径。</param>
- /// <param name="data">要设置的数据。</param>
- public void SetData<T>(string path, T data) where T : Variable
- {
- SetData(path, data, null);
- }
- /// <summary>
- /// 设置数据结点的数据。
- /// </summary>
- /// <param name="path">相对于 node 的查找路径。</param>
- /// <param name="data">要设置的数据。</param>
- public void SetData(string path, Variable data)
- {
- SetData(path, data, null);
- }
- /// <summary>
- /// 设置数据结点的数据。
- /// </summary>
- /// <typeparam name="T">要设置的数据类型。</typeparam>
- /// <param name="path">相对于 node 的查找路径。</param>
- /// <param name="data">要设置的数据。</param>
- /// <param name="node">查找起始结点。</param>
- public void SetData<T>(string path, T data, IDataNode node) where T : Variable
- {
- IDataNode current = GetOrAddNode(path, node);
- current.SetData(data);
- }
- /// <summary>
- /// 设置数据结点的数据。
- /// </summary>
- /// <param name="path">相对于 node 的查找路径。</param>
- /// <param name="data">要设置的数据。</param>
- /// <param name="node">查找起始结点。</param>
- public void SetData(string path, Variable data, IDataNode node)
- {
- IDataNode current = GetOrAddNode(path, node);
- current.SetData(data);
- }
- /// <summary>
- /// 获取数据结点。
- /// </summary>
- /// <param name="path">相对于 node 的查找路径。</param>
- /// <returns>指定位置的数据结点,如果没有找到,则返回空。</returns>
- public IDataNode GetNode(string path)
- {
- return GetNode(path, null);
- }
- /// <summary>
- /// 获取数据结点。
- /// </summary>
- /// <param name="path">相对于 node 的查找路径。</param>
- /// <param name="node">查找起始结点。</param>
- /// <returns>指定位置的数据结点,如果没有找到,则返回空。</returns>
- public IDataNode GetNode(string path, IDataNode node)
- {
- IDataNode current = node ?? m_Root;
- string[] splitedPath = GetSplitedPath(path);
- foreach (string i in splitedPath)
- {
- current = current.GetChild(i);
- if (current == null)
- {
- return null;
- }
- }
- return current;
- }
- /// <summary>
- /// 获取或增加数据结点。
- /// </summary>
- /// <param name="path">相对于 node 的查找路径。</param>
- /// <returns>指定位置的数据结点,如果没有找到,则创建相应的数据结点。</returns>
- public IDataNode GetOrAddNode(string path)
- {
- return GetOrAddNode(path, null);
- }
- /// <summary>
- /// 获取或增加数据结点。
- /// </summary>
- /// <param name="path">相对于 node 的查找路径。</param>
- /// <param name="node">查找起始结点。</param>
- /// <returns>指定位置的数据结点,如果没有找到,则增加相应的数据结点。</returns>
- public IDataNode GetOrAddNode(string path, IDataNode node)
- {
- IDataNode current = node ?? m_Root;
- string[] splitedPath = GetSplitedPath(path);
- foreach (string i in splitedPath)
- {
- current = current.GetOrAddChild(i);
- }
- return current;
- }
- /// <summary>
- /// 移除数据结点。
- /// </summary>
- /// <param name="path">相对于 node 的查找路径。</param>
- public void RemoveNode(string path)
- {
- RemoveNode(path, null);
- }
- /// <summary>
- /// 移除数据结点。
- /// </summary>
- /// <param name="path">相对于 node 的查找路径。</param>
- /// <param name="node">查找起始结点。</param>
- public void RemoveNode(string path, IDataNode node)
- {
- IDataNode current = node ?? m_Root;
- IDataNode parent = current.Parent;
- string[] splitedPath = GetSplitedPath(path);
- foreach (string i in splitedPath)
- {
- parent = current;
- current = current.GetChild(i);
- if (current == null)
- {
- return;
- }
- }
- if (parent != null)
- {
- parent.RemoveChild(current.Name);
- }
- }
- /// <summary>
- /// 移除所有数据结点。
- /// </summary>
- public void Clear()
- {
- m_Root.Clear();
- }
- /// <summary>
- /// 数据结点路径切分工具函数。
- /// </summary>
- /// <param name="path">要切分的数据结点路径。</param>
- /// <returns>切分后的字符串数组。</returns>
- private static string[] GetSplitedPath(string path)
- {
- if (string.IsNullOrEmpty(path))
- {
- return EmptyStringArray;
- }
- return path.Split(PathSplitSeparator, StringSplitOptions.RemoveEmptyEntries);
- }
- }
- }
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