public static IGraph InitGraph(String myGraphName)
{
var g = new OwlerDB();
IGraphReader myReader = null;
if (myGraphName.EndsWith(".txt"))
{
myReader = new EdgeListReader();
}
else if (myGraphName.EndsWith(".xml"))
{
myReader = new GraphMLReader();
}
if (g == null)
{
Console.WriteLine("no suitable reader could be detected...exiting");
return(null);
}
else
{
var stream = File.OpenRead("graphs/" + myGraphName);
var done = myReader.Read(g, stream);
stream.Close();
return((done) ? g : null);
}
}
/// <summary>
/// Считать граф
/// </summary>
/// <param name="reader">Стратегия чтения</param>
public void ReadGraph(IGraphReader reader)
{
var lMatrix = reader.ReadGraph();
Vertices.Clear();
Vertices.AddRange(lMatrix);
OnUpdateMatrix?.Invoke(this, EventArgs.Empty);
}
public bool MoveNext()
{
var ok = _enumerator.MoveNext();
if (!ok)
{
return(false);
}
Current = new EnumeratorReaderWriter(_enumerator.Current, _typeInstanceFactory, _fieldPath);
return(true);
}
public IGraphReader <ViewIntersectionModel, ViewIntersectionField> ConvertToReader(
IGraphReader <ViewIntersectionModel, ViewIntersectionField> parentReader,
int offset
)
{
var source = parentReader.Read <TSourceData>(_path);
if (!_tryConvertDelegate(source, out var converted))
{
return(null);
}
var ret = new NodeReader <TDestinationData>(converted);
ret.Offset = offset;
return(ret);
}
public ViewReader(TView graph)
{
_graph = graph;
_rootReader = new NodeReader <TView>(_graph);
}
/// <summary>
/// Чтение графа
/// </summary>
/// <param name="reader">Стратегия</param>
public void ReadGraph(IGraphReader reader)
{
m_cModel?.ReadGraph(reader);
m_cShortestPath?.InvalidateAlgorithmData();
}
