/// <summary>
/// Moves this source to the next object.
/// </summary>
/// <returns></returns>
public override bool MoveNext()
{
while (_reader.Read())
{
if (_reader.NodeType == XmlNodeType.Element && (_reader.Name == "node" || _reader.Name == "way" || _reader.Name == "relation"))
{
// create a stream for only this element.
string name = _reader.Name;
string nextElement = _reader.ReadOuterXml();
XmlReader reader = XmlReader.Create(new MemoryStream(Encoding.UTF8.GetBytes(nextElement)));
object osmObj = null;
// select type of element.
switch (name)
{
case "node":
osmObj = _serNode.Deserialize(reader);
if (osmObj is OsmSharp.Osm.Xml.v0_6.node)
{
_next = XmlSimpleConverter.ConvertToSimple(osmObj as OsmSharp.Osm.Xml.v0_6.node);
return(true);
}
break;
case "way":
osmObj = _serWay.Deserialize(reader);
if (osmObj is OsmSharp.Osm.Xml.v0_6.way)
{
_next = XmlSimpleConverter.ConvertToSimple(osmObj as OsmSharp.Osm.Xml.v0_6.way);
return(true);
}
break;
case "relation":
osmObj = _serRelation.Deserialize(reader);
if (osmObj is OsmSharp.Osm.Xml.v0_6.relation)
{
_next = XmlSimpleConverter.ConvertToSimple(osmObj as OsmSharp.Osm.Xml.v0_6.relation);
return(true);
}
break;
}
}
}
_next = null;
return(false);
}
internal static ChangeSet ConvertToSimple(Osm.Xml.v0_6.delete delete)
{
// create change set record.
OsmSharp.Osm.ChangeSet change_set = new OsmSharp.Osm.ChangeSet();
// create change record.
OsmSharp.Osm.Change change = new OsmSharp.Osm.Change();
change.Type = OsmSharp.Osm.ChangeType.Delete;
change.OsmGeo = new List <OsmGeo>();
// add all relations to the list.
if (delete.relation != null)
{
foreach (Osm.Xml.v0_6.relation osm_geo in delete.relation)
{
change.OsmGeo.Add(XmlSimpleConverter.ConvertToSimple(osm_geo));
}
}
// add all ways to the list.
if (delete.way != null)
{
foreach (Osm.Xml.v0_6.way osm_geo in delete.way)
{
change.OsmGeo.Add(XmlSimpleConverter.ConvertToSimple(osm_geo));
}
}
// add all nodes to the list.
if (delete.node != null)
{
foreach (Osm.Xml.v0_6.node osm_geo in delete.node)
{
change.OsmGeo.Add(XmlSimpleConverter.ConvertToSimple(osm_geo));
}
}
// add change to changeset
change_set.Changes = new List <Change>();
change_set.Changes.Add(change);
return(change_set);
}
