/// <summary>
/// Adds a relation.
/// </summary>
public override void AddRelation(Osm.Relation relation)
{
_currentEntities.Add(relation);
if (_currentEntities.Count > 8000)
{
this.FlushBlock();
}
}
/// <summary>
/// Encodes an OsmSharp-relation into a PBF-relation.
/// </summary>
/// <returns></returns>
public static OsmSharp.Osm.PBF.Relation EncodeRelation(PrimitiveBlock block, Dictionary <string, int> reverseStringTable, Osm.Relation relation)
{
var pbfRelation = new OsmSharp.Osm.PBF.Relation();
pbfRelation.id = relation.Id.Value;
pbfRelation.info = new Info();
if (relation.ChangeSetId.HasValue)
{
pbfRelation.info.changeset = relation.ChangeSetId.Value;
}
if (relation.TimeStamp.HasValue)
{
pbfRelation.info.timestamp = Encoder.EncodeTimestamp(relation.TimeStamp.Value, block.date_granularity);
}
if (relation.UserId.HasValue)
{
pbfRelation.info.uid = (int)relation.UserId.Value;
}
pbfRelation.info.user_sid = Encoder.EncodeString(block, reverseStringTable, relation.UserName);
pbfRelation.info.version = 0;
if (relation.Version.HasValue)
{
pbfRelation.info.version = (int)relation.Version.Value;
}
if (relation.Tags != null)
{
foreach (var tag in relation.Tags)
{
pbfRelation.keys.Add((uint)Encoder.EncodeString(block, reverseStringTable, tag.Key));
pbfRelation.vals.Add((uint)Encoder.EncodeString(block, reverseStringTable, tag.Value));
}
}
if (relation.Members != null &&
relation.Members.Count > 0)
{
pbfRelation.memids.Add(relation.Members[0].MemberId.Value);
pbfRelation.roles_sid.Add(Encoder.EncodeString(block, reverseStringTable, relation.Members[0].MemberRole));
switch (relation.Members[0].MemberType.Value)
{
case OsmGeoType.Node:
pbfRelation.types.Add(Relation.MemberType.NODE);
break;
case OsmGeoType.Way:
pbfRelation.types.Add(Relation.MemberType.WAY);
break;
case OsmGeoType.Relation:
pbfRelation.types.Add(Relation.MemberType.RELATION);
break;
}
for (var i = 1; i < relation.Members.Count; i++)
{
pbfRelation.memids.Add(relation.Members[i].MemberId.Value -
relation.Members[i - 1].MemberId.Value);
pbfRelation.roles_sid.Add(Encoder.EncodeString(block, reverseStringTable, relation.Members[i].MemberRole));
switch (relation.Members[i].MemberType.Value)
{
case OsmGeoType.Node:
pbfRelation.types.Add(Relation.MemberType.NODE);
break;
case OsmGeoType.Way:
pbfRelation.types.Add(Relation.MemberType.WAY);
break;
case OsmGeoType.Relation:
pbfRelation.types.Add(Relation.MemberType.RELATION);
break;
}
}
}
return(pbfRelation);
}