private bool ConcurrentMoveNext(OsmStreamSource source, out OsmGeo current,
bool ignore_nodes = false, bool igonre_ways = false,
bool ignore_relations = false)
{
bool available = false;
current = null;
lock (_source_lock)
{
if (_cancel_pull)
{
return(false);
}
available = source.MoveNext();
if (available)
{
current = source.Current();
_pull_progress++;
}
}
return(available);
}
/// <summary>
/// Pulls the next object and returns true if there was one.
/// </summary>
/// <returns></returns>
public bool PullNext()
{
if (_source.MoveNext())
{
object sourceObject = _source.Current();
if (sourceObject is Node)
{
this.AddNode(sourceObject as Node);
}
else if (sourceObject is Way)
{
this.AddWay(sourceObject as Way);
}
else if (sourceObject is Relation)
{
this.AddRelation(sourceObject as Relation);
}
return(true);
}
return(false);
}
