public void Reset()
{
Nodes.Clear();
NodeIndexesByNode.Clear();
Connections.Clear();
EdgeReferences.Clear();
EdgeInteriorNodesByEdge.Clear();
}
public bool TryGetNodeIndex([NotNull] IPoint point, out int index)
{
if (AreaOfInterest != null &&
GeometryUtils.Disjoint(AreaOfInterest, point))
{
index = -1;
return(false);
}
Node node = CreateNode(point);
return(NodeIndexesByNode.TryGetValue(node, out index));
}
public void RemoveNodeAt([NotNull] IPoint point)
{
Node node = CreateNode(point);
int nodeIndex;
if (!NodeIndexesByNode.TryGetValue(node, out nodeIndex))
{
return;
}
// instead of removing the node (and updating all the lists), make it a dead-end -> set node to null as well?
Nodes[nodeIndex] = null;
Connections[nodeIndex].Clear();
// Check if it is an interior node, remove from the interior list, if it is in the list
foreach (List <int> interiorNodes in EdgeInteriorNodesByEdge.Values)
{
interiorNodes.Remove(nodeIndex);
}
NodeIndexesByNode.Remove(node);
}
