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- using System;
- using System.ComponentModel;
- namespace SAGA.DotNetUtils.Data
- {
- /// <summary>
- /// 边类型
- /// </summary>
- public enum EAEdgeType
- {
- [Description("原始边")]
- Origin,
- [Description("子边串联")]
- Series,
- [Description("子边并联")]
- Parallel,
- }
- /// <summary>
- /// 边对象
- /// </summary>
- public class EAEdge<T> : EAElement<EAEdge<T>>
- {
- public EAEdge()
- {
- this.EdgeType = EAEdgeType.Origin;
- }
- public EAEdge(string startId, string endId):this()
- {
- StartVertex = startId;
- EndVertex = endId;
- }
- /// <summary>
- /// 关联数据
- /// </summary>
- public T Data { get; set; }
- #region 边属性
- /// <summary>
- /// 边类型
- /// </summary>
- public EAEdgeType EdgeType { get; set; }
- private string m_StartVertex;
- /// <summary>
- /// 开始点
- /// </summary>
- public string StartVertex
- {
- get { return m_StartVertex;}
- set
- {
- if (ValidId)
- {
- throw new Exception("确定id的点不能修改");
- }
- m_StartVertex = value;
- }
- }
- private string m_EndVertex;
- /// <summary>
- /// 结束点
- /// </summary>
- public string EndVertex
- {
- get { return m_EndVertex; }
- set
- {
- if (ValidId)
- {
- throw new Exception("确定id的点不能修改");
- }
- m_EndVertex = value;
- }
- }
- #endregion
- #region 边提供方法
- /// <summary>
- /// 判断是否包含指定id的点(-1 表示不包含;0,开始点,1,结束点)
- /// </summary>
- /// <param name="id"></param>
- /// <returns>(-1 表示不包含;0,开始点,1,结束点)</returns>
- public int ContainVertex(string id)
- {
- if (StartVertex == id)
- return 0;
- if (EndVertex == id)
- return 1;
- return -1;
- }
- /// <summary>
- /// 获取另一个端点Id
- /// </summary>
- /// <param name="id"></param>
- /// <returns></returns>
- public string GetAnotherVertex(string id)
- {
- var flag = ContainVertex(id);
- if (flag < 0)
- throw new Exception("输入id,必须是开始点或结束点其中一个");
- return flag != 0 ? StartVertex : EndVertex;
- }
- /// <summary>
- /// 交换开始结束点
- /// </summary>
- public virtual void Reverse()
- {
- var tempId = StartVertex;
- StartVertex = EndVertex;
- EndVertex = tempId;
- }
- #endregion
- #region 缓存相关数据
- #endregion
- }
- }
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