/// <summary>
/// Converts the given edge enumerator to an array of key-value pairs.
/// </summary>
/// <typeparam name="TEdgeData"></typeparam>
/// <param name="enumerator"></param>
/// <returns></returns>
public static KeyValuePair <uint, TEdgeData>[] ToKeyValuePairs <TEdgeData>(this EdgeEnumerator <TEdgeData> enumerator)
where TEdgeData : IGraphEdgeData
{
enumerator.Reset();
var pairs = new List <KeyValuePair <uint, TEdgeData> >();
while (enumerator.MoveNext())
{
pairs.Add(new KeyValuePair <uint, TEdgeData>(enumerator.Neighbour, enumerator.EdgeData));
}
return(pairs.ToArray());
}
/// <summary>
/// Returns all arcs starting at the given vertex.
/// </summary>
/// <param name="vertex"></param>
/// <returns></returns>
public override EdgeEnumerator <TEdgeData> GetEdges(uint vertex)
{
if (_nextVertexId <= vertex)
{
throw new ArgumentOutOfRangeException("vertex", "vertex is not part of this graph.");
}
var enumerator = new EdgeEnumerator(this);
enumerator.MoveTo(vertex);
return(enumerator);
}
/// <summary>
/// Converts the given edge enumerator to an array of key-value pairs.
/// </summary>
/// <typeparam name="TEdgeData"></typeparam>
/// <param name="enumerator"></param>
/// <returns></returns>
public static KeyValuePair <uint, KeyValuePair <TEdgeData, ICoordinateCollection> >[] ToKeyValuePairsAndShapes <TEdgeData>(this EdgeEnumerator <TEdgeData> enumerator)
where TEdgeData : IGraphEdgeData
{
enumerator.Reset();
var pairs = new List <KeyValuePair <uint, KeyValuePair <TEdgeData, ICoordinateCollection> > >();
while (enumerator.MoveNext())
{
pairs.Add(new KeyValuePair <uint, KeyValuePair <TEdgeData, ICoordinateCollection> >(enumerator.Neighbour,
new KeyValuePair <TEdgeData, ICoordinateCollection>(enumerator.EdgeData, enumerator.Intermediates)));
}
return(pairs.ToArray());
}
/// <summary>
/// Creates a new edge keeping the current state of the given enumerator.
/// </summary>
/// <param name="enumerator"></param>
public Edge(EdgeEnumerator <TEdgeData> enumerator)
{
this.Neighbour = enumerator.Neighbour;
this.EdgeData = enumerator.EdgeData;
this.Intermediates = enumerator.Intermediates;
}
