csharp_pain/viwotour/Graph.cs
2014-06-26 17:13:46 +02:00

85 lines
2.5 KiB
C#

/*
* User: aputze
* Date: 28.10.2004
* Time: 15:48
*/
using System;
using System.Collections;
using System.Data;
namespace ViwoTour {
public class Graph {
public ArrayList V;
public ArrayList E;
public Hashtable V_By_DepartureStation;
public Hashtable V_By_ArrivalStation;
public Hashtable E_By_v1;
public Hashtable E_By_v2;
public Graph() {
V=new ArrayList();
E=new ArrayList();
V_By_DepartureStation=new Hashtable();
V_By_ArrivalStation=new Hashtable();
E_By_v1=new Hashtable();
E_By_v2=new Hashtable();
}
public void Load(CoursePlan coursePlan) {
foreach(DataRow row in coursePlan.Rows) {
VertexData vertexData=new VertexData();
vertexData.Id=(int)row["ID"];
vertexData.Departure=(DateTime)row["DEPARTURE"];
vertexData.DepartureStation=(string)row["DEPARTURE_STATION"];
vertexData.Arrival=(DateTime)row["ARRIVAL"];
vertexData.ArrivalStation=(string)row["ARRIVAL_STATION"];
vertexData.Workforce=(int)row["WORKFORCE"];
Vertex v=new Vertex(vertexData);
V.Add(v);
}
foreach(Vertex v1 in V) {
foreach(Vertex v2 in V) {
if(v1.vertexData.ArrivalStation==v2.vertexData.DepartureStation &&
(v2.vertexData.Departure-v1.vertexData.Arrival)>=Properties.Edge.MinimalDuration &&
(v2.vertexData.Departure-v1.vertexData.Arrival)<=Properties.Edge.MaximalDuration) {
EdgeData edgeData=new EdgeData();
edgeData.Duration=v2.vertexData.Departure-v1.vertexData.Arrival;
Edge e=new Edge(edgeData);
e.v1=v1;
e.v2=v2;
E.Add(e);
v1.outboundDegree++;
v2.inboundDegree++;
}
}
}
foreach(Vertex v in V) {
if(!V_By_DepartureStation.Contains(v.vertexData.DepartureStation)) { V_By_DepartureStation.Add(v.vertexData.DepartureStation,new ArrayList()); }
((ArrayList)V_By_DepartureStation[v.vertexData.DepartureStation]).Add(v);
if(!V_By_ArrivalStation.Contains(v.vertexData.ArrivalStation)) { V_By_ArrivalStation.Add(v.vertexData.ArrivalStation,new ArrayList()); }
((ArrayList)V_By_ArrivalStation[v.vertexData.ArrivalStation]).Add(v);
}
foreach(Edge e in E) {
if(!E_By_v1.Contains(e.v1)) { E_By_v1.Add(e.v1,new ArrayList()); }
((ArrayList)E_By_v1[e.v1]).Add(e);
if(!E_By_v2.Contains(e.v2)) { E_By_v2.Add(e.v2,new ArrayList()); }
((ArrayList)E_By_v2[e.v2]).Add(e);
}
}
}
}