/// <summary>
/// Creates a new stream target.
/// </summary>
public CHEdgeFlatfileStreamTarget(Stream stream, ITagsIndex tagsIndex, Vehicle vehicle, MemoryMappedStream memoryMappedStream)
: base(new RouterDataSource<CHEdgeData>(new DirectedGraph<CHEdgeData>(memoryMappedStream, 1000,
CHEdgeData.MapFromDelegate, CHEdgeData.MapToDelegate, CHEdgeData.SizeUints), tagsIndex), new OsmRoutingInterpreter(), tagsIndex, vehicle)
{
_stream = stream;
_memoryMappedStream = memoryMappedStream;
}
/// <summary>
/// Creates the target.
/// </summary>
/// <returns></returns>
public static CHEdgeFlatfileStreamTarget CreateTarget(Stream stream, Vehicle vehicle, MemoryMappedStream memoryMappedStream)
{
if(memoryMappedStream == null)
{
return new CHEdgeFlatfileStreamTarget(stream, new TagsIndex(new MemoryMappedStream()), vehicle);
}
return new CHEdgeFlatfileStreamTarget(stream, new TagsIndex(memoryMappedStream), vehicle, memoryMappedStream);
}
/// <summary>
/// Returns true if the edge with given tags can be traversed by the given vehicle.
/// </summary>
/// <param name="tags"></param>
/// <param name="vehicle"></param>
/// <returns></returns>
public bool CanBeTraversedBy(TagsCollectionBase tags, Vehicle vehicle)
{
return vehicle.CanTraverse(tags);
}
/// <summary>
/// Tries to the the vehicle given it's unique name.
/// </summary>
/// <param name="uniqueName"></param>
/// <param name="vehicle"></param>
/// <returns></returns>
public static bool TryGetByUniqueName(string uniqueName, out Vehicle vehicle)
{
if (uniqueName == null) { throw new ArgumentNullException("uniqueName"); }
if (VehiclesByName == null)
{ // no vehicles have been registered.
Vehicle.RegisterVehicles();
}
uniqueName = uniqueName.ToLowerInvariant();
if (!VehiclesByName.TryGetValue(uniqueName, out vehicle))
{ // vehicle name not registered.
return false;
}
return true;
}
/// <summary>
/// Creates a new stream target.
/// </summary>
public CHEdgeFlatfileStreamTarget(Stream stream, ITagsIndex tagsIndex, Vehicle vehicle)
: base(new RouterDataSource<CHEdgeData>(new DirectedGraph<CHEdgeData>(), tagsIndex), new OsmRoutingInterpreter(), tagsIndex, vehicle)
{
_stream = stream;
}
/// <summary> /// Does the metric calculations. /// </summary> /// <param name="vehicle"></param> /// <param name="p"></param> /// <returns></returns> public abstract Dictionary<string, double> Calculate(Vehicle vehicle, AggregatedPoint p);