public CityGraph Read()
{
FileStream stream = new FileStream(FileName, FileMode.Open);
BinaryReader reader = new BinaryReader(stream);
CityGraph graph = new CityGraph();
int Count = reader.ReadInt32();
for (int i = 0; i < Count; i++)
{
string s = ReadString(reader);
int X = reader.ReadInt32();
int Y = reader.ReadInt32();
graph.AddNode(s, X, Y);
}
for (int i = 0; i < Count; i++)
{
for (int j = i + 1; j < Count; j++)
{
if (reader.ReadBoolean())
{
int value = reader.ReadInt32();
graph.Nodes[i].AddEdge(graph.Nodes[j], value);
}
}
}
reader.Close();
stream.Close();
return(graph);
}
public void Write(CityGraph graph)
{
FileStream stream = new FileStream(FileName, FileMode.Create);
BinaryWriter writer = new BinaryWriter(stream);
int Count = graph.Nodes.Count;
writer.Write(Count);
List <Node> nodes = graph.Nodes;
foreach (Node item in nodes)
{
WriteString(item.Name, writer);
writer.Write(item.X);
writer.Write(item.Y);
}
for (int i = 0; i < Count; i++)
{
for (int j = i + 1; j < Count; j++)
{
bool t = true;
foreach (Edge item in nodes[i].Edges)
{
if (item.B == nodes[j])
{
writer.Write(true);
writer.Write(item.Value);
t = false;
break;
}
}
if (t)
{
writer.Write(false);
}
}
}
writer.Close();
stream.Close();
}