/// <summary>
/// Get the routes between 2 points
/// </summary>
/// <param name="lstvertex"></param>
/// <param name="origin"></param>
/// <param name="destiny"></param>
/// <param name="caminos"></param>
/// <param name="path"></param>
public void getRoutes(List<clsVertex> lstvertex, string origin, string destiny, List<clsCamino> caminos, string path)
{
lstVertex.Where(x => x.Name.Equals(origin)).FirstOrDefault().Estado = true;
path = string.Concat(path, origin);
foreach (var item in lstVertex.Where(x => x.Name.Equals(origin)).FirstOrDefault().lstEdge)
{
clsVertex v = lstVertex.Where(x => x.Name.Equals(item.Vertex2.ToString())).FirstOrDefault();
if (v.Name.Equals(destiny) &&path.Length > 1)
{
path = string.Concat(path, v.Name);
caminos.Add(new clsCamino() { path = path, costo= int.Parse(this.getDistance(path)) });
v.Estado = false;
return;
}
if (!v.Estado)
{
getRoutes(lstVertex, v.Name, destiny, caminos, path);
v.Estado = false;
}
}
}
/// <summary>
/// Get the routes with cost-distance conditions
/// </summary>
/// <param name="lstvertex"></param>
/// <param name="origin"></param>
/// <param name="destiny"></param>
/// <param name="stopsNumber"></param>
/// <param name="condition"></param>
/// <param name="caminos"></param>
/// <param name="path"></param>
/// <param name="stops"></param>
public void getRouteByCost(List<clsVertex> lstvertex, string origin, string destiny, int stopsNumber, string condition, List<clsCamino> caminos, string path, int? stops = 0)
{
lstVertex.Where(x => x.Name.Equals(origin)).FirstOrDefault().Estado = true;
path = string.Concat(path, origin);
foreach (var item in lstVertex.Where(x => x.Name.Equals(origin)).FirstOrDefault().lstEdge)
{
clsVertex v = lstVertex.Where(x => x.Name.Equals(item.Vertex2.ToString())).FirstOrDefault();
if (path.Length > 1 && int.Parse(this.getDistance(path)) <= stopsNumber)
{
path = string.Concat(path, v.Name);
caminos.Add(new clsCamino() { path = path, stops = (int)stops });
lstVertex.Where(x => x.Name.Equals(item.Vertex2.ToString())).FirstOrDefault().Estado = false;
return;
}
if (!v.Estado)
{
stops += 1;
getRouteByCost(lstVertex, v.Name, destiny, stopsNumber, condition, caminos, path, stops);
lstVertex.Where(x => x.Name.Equals(item.Vertex2.ToString())).FirstOrDefault().Estado = false;
}
}
}
/// <summary>
/// Get the routes with stops conditions
/// </summary>
/// <param name="lstvertex"></param>
/// <param name="origin"></param>
/// <param name="destiny"></param>
/// <param name="stopsNumber"></param>
/// <param name="condition"></param>
/// <param name="caminos"></param>
/// <param name="path"></param>
/// <param name="stops"></param>
public void getRouteByStops(List<clsVertex> lstvertex, string origin, string destiny, int stopsNumber, string condition, List<clsCamino> caminos, string path, int? stops = 0)
{
lstVertex.Where(x => x.Name.Equals(origin)).FirstOrDefault().Estado = true;
path = string.Concat(path, origin);
foreach (var item in lstVertex.Where(x => x.Name.Equals(origin)).FirstOrDefault().lstEdge)
{
clsVertex v = lstVertex.Where(x => x.Name.Equals(item.Vertex2.ToString())).FirstOrDefault();
switch (condition)
{
case "MAX":
{
if (v.Name.Equals(destiny) && stops <= stopsNumber)
{
caminos.Add(new clsCamino() { path = path, stops = (int)stops });
v.Estado = false;
return;
}
break;
}
case "EQUAL":
{
if (stops == stopsNumber)
{
caminos.Add(new clsCamino() { path = path, stops = (int)stops });
v.Estado = false;
return;
}
break;
}
}
if (!v.Estado)
{
stops += 1;
getRouteByStops(lstVertex, v.Name, destiny, stopsNumber, condition, caminos, path, stops);
v.Estado = false;
}
}
}
public void addVertex(clsVertex oVertex)
{
this.lstVertex.Add(oVertex);
}