/// <summary>
/// Tries to add another sequence onto the start or end of this one.
/// If it succeeds, the other sequence may also be modified and
/// should be considered "spent".
/// </summary>
/// <param name="other">CoordinateSequence.</param>
public bool TryAdd(CoordinateSequence other)
{
if (LastNode == other.FirstNode)
{
//add the sequence at the end
_nodes.RemoveAt(_nodes.Count - 1);
AddAll(other);
MergeTags(other.Tags);
return(true);
}
if (LastNode == other.LastNode)
{
//add the sequence backwards at the end
_nodes.RemoveAt(_nodes.Count - 1);
other.Reverse();
AddAll(other);
MergeTags(other.Tags);
return(true);
}
if (FirstNode == other.LastNode)
{
//add the sequence at the beginning
_nodes.RemoveAt(0);
AddAll(0, other);
MergeTags(other.Tags);
return(true);
}
if (FirstNode == other.FirstNode)
{
//add the sequence backwards at the beginning
_nodes.RemoveAt(0);
other.Reverse();
AddAll(0, other);
MergeTags(other.Tags);
return(true);
}
return(false);
}