/// <summary>
/// Encodes an OsmSharp-node into a PBF-node.
/// </summary>
/// <returns></returns>
public static OsmSharp.Osm.PBF.Node EncodeNode(PrimitiveBlock block, Dictionary <string, int> reverseStringTable, Osm.Node node)
{
var pbfNode = new OsmSharp.Osm.PBF.Node();
Encoder.EncodeNode(block, reverseStringTable, pbfNode, node);
return(pbfNode);
}
public void ReadAll(PrimitiveBlock block)
{
if (block == null)
{
throw new ArgumentNullException("block");
}
}
/// <summary>
/// Encodes a string.
/// </summary>
/// <returns></returns>
public static int EncodeString(PrimitiveBlock block, Dictionary <string, int> reverseStringTable, string value)
{
if (value == null)
{
return(0);
}
if (block.stringtable == null)
{
block.stringtable = new StringTable();
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes(string.Empty));
reverseStringTable.Add(string.Empty, 0);
}
int id;
if (reverseStringTable.TryGetValue(value, out id))
{
return(id);
}
var bytes = System.Text.Encoding.UTF8.GetBytes(value);
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes(value));
reverseStringTable.Add(value, block.stringtable.s.Count - 1);
return(block.stringtable.s.Count - 1);
}
/// <summary>
/// Converts a PBF way into an OsmSharp-way.
/// </summary>
/// <returns></returns>
public static OsmSharp.Osm.Way DecodeWay(PrimitiveBlock block, OsmSharp.Osm.PBF.Way pbfWay)
{
var way = new OsmSharp.Osm.Way();
Encoder.DecodeWay(block, pbfWay, way);
return(way);
}
/// <summary>
/// Converts a PBF way into an OsmSharp-relation.
/// </summary>
/// <returns></returns>
public static OsmSharp.Osm.Relation DecodeRelation(PrimitiveBlock block, OsmSharp.Osm.PBF.Relation pbfRelation)
{
var relation = new OsmSharp.Osm.Relation();
Encoder.DecodeRelation(block, pbfRelation, relation);
return(relation);
}
/// <summary>
/// Converts the PBF node into an OsmSharp-node.
/// </summary>
/// <returns></returns>
public static OsmSharp.Osm.Node DecodeNode(PrimitiveBlock block, OsmSharp.Osm.PBF.Node pbfNode)
{
var node = new OsmSharp.Osm.Node();
Encoder.DecodeNode(block, pbfNode, node);
return(node);
}
/// <summary>
/// Encodes an OsmSharp-node into a PBF-node.
/// </summary>
/// <returns></returns>
public static OsmSharp.Osm.PBF.Node EncodeNode(PrimitiveBlock block, Dictionary <string, int> reverseStringTable,
OsmSharp.Osm.PBF.Node pbfNode, Osm.Node node)
{
pbfNode.id = node.Id.Value;
pbfNode.info = new Info();
pbfNode.info.version = 0;
if (node.ChangeSetId.HasValue)
{
pbfNode.info.changeset = node.ChangeSetId.Value;
}
else
{
pbfNode.info.changeset = 0;
}
if (node.TimeStamp.HasValue)
{
pbfNode.info.timestamp = Encoder.EncodeTimestamp(node.TimeStamp.Value, block.date_granularity);
}
else
{
pbfNode.info.timestamp = 0;
}
if (node.UserId.HasValue)
{
pbfNode.info.uid = (int)node.UserId.Value;
}
else
{
pbfNode.info.uid = 0;
}
pbfNode.info.user_sid = Encoder.EncodeString(block, reverseStringTable, node.UserName);
if (node.Version.HasValue)
{
pbfNode.info.version = (int)node.Version.Value;
}
else
{
pbfNode.info.version = 0;
}
pbfNode.lat = Encoder.EncodeLatLon(node.Latitude.Value, block.lat_offset, block.granularity);
pbfNode.lon = Encoder.EncodeLatLon(node.Longitude.Value, block.lon_offset, block.granularity);
if (node.Tags != null)
{
foreach (var tag in node.Tags)
{
pbfNode.keys.Add((uint)Encoder.EncodeString(block, reverseStringTable, tag.Key));
pbfNode.vals.Add((uint)Encoder.EncodeString(block, reverseStringTable, tag.Value));
}
}
else
{
pbfNode.keys.Clear();
pbfNode.vals.Clear();
}
return(pbfNode);
}
/// <summary>
/// Converts a PBF-way into an OsmSharp-way.
/// </summary>
public static void DecodeWay(PrimitiveBlock block, OsmSharp.Osm.PBF.Way pbfWay, OsmSharp.Osm.Way way)
{
// make sure old data is gone.
if (way.Nodes != null &&
way.Nodes.Count > 0)
{ // clear nodes list.
way.Nodes.Clear();
}
if (way.Tags != null)
{ // clear the tags collection.
way.Tags.Clear();
}
if (way.Nodes == null)
{ // create nodes list.
way.Nodes = new List <long>(pbfWay.refs.Count);
}
if (way.Tags == null)
{ // create tags collection.
way.Tags = new TagsCollection(pbfWay.keys.Count);
}
// set new stuff.
way.Id = pbfWay.id;
if (pbfWay.refs.Count > 0)
{ // fill nodes-list.
long nodeId = 0;
for (int i = 0; i < pbfWay.refs.Count; i++)
{
nodeId = nodeId + pbfWay.refs[i];
way.Nodes.Add(nodeId);
}
}
if (pbfWay.keys.Count > 0)
{
for (var i = 0; i < pbfWay.keys.Count; i++)
{
var key = System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfWay.keys[i]]);
var value = System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfWay.vals[i]]);
way.Tags.Add(new Tag(key, value));
}
}
if (pbfWay.info != null)
{ // add the metadata if any.
way.ChangeSetId = pbfWay.info.changeset;
way.TimeStamp = Encoder.DecodeTimestamp(pbfWay.info.timestamp, block.date_granularity);
way.UserId = pbfWay.info.uid;
way.UserName = null;
if (block.stringtable != null)
{
way.UserName = System.Text.Encoding.UTF8.GetString(block.stringtable.s[pbfWay.info.user_sid]);
}
way.Version = (ulong)pbfWay.info.version;
}
way.Visible = true;
}
/// <summary>
/// Writes one PBF primitive block.
/// </summary>
/// <param name="block">The block to write.</param>
public void ReadAll(PrimitiveBlock block)
{
// check parameters.
if (block == null)
{
throw new ArgumentNullException("block");
}
// TODO: all the important stuff!
}
/// <summary>
/// Writes one PBF primitive block.
/// </summary>
/// <param name="block">The block to write.</param>
public void ReadAll(PrimitiveBlock block)
{
// check parameters.
if (block == null)
{
throw new ArgumentNullException("block");
}
// TODO: all the important stuff!
}
public static Node EncodeNode(PrimitiveBlock block, Dictionary <string, int> reverseStringTable, Node pbfNode, OsmSharp.Osm.Node node)
{
pbfNode.id = node.Id.Value;
pbfNode.info = new Info();
pbfNode.info.version = 0;
pbfNode.info.changeset = !node.ChangeSetId.HasValue ? 0L : node.ChangeSetId.Value;
DateTime?timeStamp = node.TimeStamp;
if (timeStamp.HasValue)
{
Info info = pbfNode.info;
timeStamp = node.TimeStamp;
int num = Encoder.EncodeTimestamp(timeStamp.Value, (long)block.date_granularity);
info.timestamp = num;
}
else
{
pbfNode.info.timestamp = 0;
}
long?userId = node.UserId;
if (userId.HasValue)
{
Info info = pbfNode.info;
userId = node.UserId;
int num = (int)userId.Value;
info.uid = num;
}
else
{
pbfNode.info.uid = 0;
}
pbfNode.info.user_sid = Encoder.EncodeString(block, reverseStringTable, node.UserName);
pbfNode.info.version = !node.Version.HasValue ? 0 : (int)node.Version.Value;
pbfNode.lat = Encoder.EncodeLatLon(node.Latitude.Value, block.lat_offset, (long)block.granularity);
pbfNode.lon = Encoder.EncodeLatLon(node.Longitude.Value, block.lon_offset, (long)block.granularity);
if (node.Tags != null)
{
foreach (Tag tag in node.Tags)
{
pbfNode.keys.Add((uint)Encoder.EncodeString(block, reverseStringTable, tag.Key));
pbfNode.vals.Add((uint)Encoder.EncodeString(block, reverseStringTable, tag.Value));
}
}
else
{
pbfNode.keys.Clear();
pbfNode.vals.Clear();
}
return(pbfNode);
}
public static Way EncodeWay(PrimitiveBlock block, Dictionary <string, int> reverseStringTable, OsmSharp.Osm.Way way)
{
Way way1 = new Way();
way1.id = way.Id.Value;
way1.info = new Info();
long?nullable;
if (way.ChangeSetId.HasValue)
{
Info info = way1.info;
nullable = way.ChangeSetId;
long num = nullable.Value;
info.changeset = num;
}
if (way.TimeStamp.HasValue)
{
way1.info.timestamp = Encoder.EncodeTimestamp(way.TimeStamp.Value, (long)block.date_granularity);
}
nullable = way.UserId;
if (nullable.HasValue)
{
Info info = way1.info;
nullable = way.UserId;
int num = (int)nullable.Value;
info.uid = num;
}
way1.info.user_sid = Encoder.EncodeString(block, reverseStringTable, way.UserName);
way1.info.version = 0;
if (way.Version.HasValue)
{
way1.info.version = (int)way.Version.Value;
}
if (way.Tags != null)
{
foreach (Tag tag in way.Tags)
{
way1.keys.Add((uint)Encoder.EncodeString(block, reverseStringTable, tag.Key));
way1.vals.Add((uint)Encoder.EncodeString(block, reverseStringTable, tag.Value));
}
}
if (way.Nodes != null && way.Nodes.Count > 0)
{
way1.refs.Add(way.Nodes[0]);
for (int index = 1; index < way.Nodes.Count; ++index)
{
way1.refs.Add(way.Nodes[index] - way.Nodes[index - 1]);
}
}
return(way1);
}
public static void DecodeWay(PrimitiveBlock block, Way pbfWay, OsmSharp.Osm.Way way)
{
if (way.Nodes != null && way.Nodes.Count > 0)
{
way.Nodes.Clear();
}
if (way.Tags != null)
{
way.Tags.Clear();
}
if (way.Nodes == null)
{
way.Nodes = new List <long>(pbfWay.refs.Count);
}
if (way.Tags == null)
{
way.Tags = (TagsCollectionBase) new TagsCollection(pbfWay.keys.Count);
}
way.Id = new long?(pbfWay.id);
if (pbfWay.refs.Count > 0)
{
long num = 0;
for (int index = 0; index < pbfWay.refs.Count; ++index)
{
num += pbfWay.refs[index];
way.Nodes.Add(num);
}
}
if (pbfWay.keys.Count > 0)
{
for (int index = 0; index < pbfWay.keys.Count; ++index)
{
string key = Encoding.UTF8.GetString(block.stringtable.s[(int)pbfWay.keys[index]]);
string str = Encoding.UTF8.GetString(block.stringtable.s[(int)pbfWay.vals[index]]);
way.Tags.Add(new Tag(key, str));
}
}
if (pbfWay.info != null)
{
way.ChangeSetId = new long?(pbfWay.info.changeset);
way.TimeStamp = new DateTime?(Encoder.DecodeTimestamp(pbfWay.info.timestamp, (long)block.date_granularity));
way.UserId = new long?((long)pbfWay.info.uid);
way.UserName = (string)null;
if (block.stringtable != null)
{
way.UserName = Encoding.UTF8.GetString(block.stringtable.s[pbfWay.info.user_sid]);
}
way.Version = new ulong?((ulong)pbfWay.info.version);
}
way.Visible = new bool?(true);
}
/// <summary>
/// Encodes an OsmSharp-way into a PBF-way.
/// </summary>
/// <returns></returns>
public static OsmSharp.Osm.PBF.Way EncodeWay(PrimitiveBlock block, Dictionary <string, int> reverseStringTable, Osm.Way way)
{
var pbfWay = new OsmSharp.Osm.PBF.Way();
pbfWay.id = way.Id.Value;
pbfWay.info = new Info();
if (way.ChangeSetId.HasValue)
{
pbfWay.info.changeset = way.ChangeSetId.Value;
}
if (way.TimeStamp.HasValue)
{
pbfWay.info.timestamp = Encoder.EncodeTimestamp(way.TimeStamp.Value, block.date_granularity);
}
if (way.UserId.HasValue)
{
pbfWay.info.uid = (int)way.UserId.Value;
}
pbfWay.info.user_sid = Encoder.EncodeString(block, reverseStringTable, way.UserName);
pbfWay.info.version = 0;
if (way.Version.HasValue)
{
pbfWay.info.version = (int)way.Version.Value;
}
if (way.Tags != null)
{
foreach (var tag in way.Tags)
{
pbfWay.keys.Add((uint)Encoder.EncodeString(block, reverseStringTable, tag.Key));
pbfWay.vals.Add((uint)Encoder.EncodeString(block, reverseStringTable, tag.Value));
}
}
if (way.Nodes != null &&
way.Nodes.Count > 0)
{
pbfWay.refs.Add(way.Nodes[0]);
for (var i = 1; i < way.Nodes.Count; i++)
{
pbfWay.refs.Add(way.Nodes[i] - way.Nodes[i - 1]);
}
}
return(pbfWay);
}
public PrimitiveBlock MoveNext()
{
if (this._block.primitivegroup != null)
{
this._block.primitivegroup.Clear();
}
if (this._block.stringtable != null)
{
this._block.stringtable.s.Clear();
}
PrimitiveBlock primitiveBlock = (PrimitiveBlock)null;
bool flag = true;
while (flag)
{
flag = false;
int num;
if (Serializer.TryReadLengthPrefix(this._stream, (PrefixStyle)3, out num))
{
BlobHeader blobHeader;
using (LimitedStream limitedStream = new LimitedStream(this._stream, (long)num))
blobHeader = ((TypeModel)this._runtimeTypeModel).Deserialize((Stream)limitedStream, (object)null, this._blockHeaderType) as BlobHeader;
Blob blob;
using (LimitedStream limitedStream = new LimitedStream(this._stream, (long)blobHeader.datasize))
blob = ((TypeModel)this._runtimeTypeModel).Deserialize((Stream)limitedStream, (object)null, this._blobType) as Blob;
Stream stream = blob.zlib_data != null ? (Stream) new ZLibStreamWrapper((Stream) new MemoryStream(blob.zlib_data)) : (Stream) new MemoryStream(blob.raw);
using (stream)
{
if (blobHeader.type == Encoder.OSMHeader)
{
((TypeModel)this._runtimeTypeModel).Deserialize(stream, (object)null, this._headerBlockType);
flag = true;
}
if (blobHeader.type == Encoder.OSMData)
{
primitiveBlock = ((TypeModel)this._runtimeTypeModel).Deserialize(stream, (object)this._block, this._primitiveBlockType) as PrimitiveBlock;
}
}
}
}
return(primitiveBlock);
}
/// <summary>
/// Converts the PBF node into an OsmSharp-node.
/// </summary>
/// <returns></returns>
public static OsmSharp.Osm.Node DecodeNode(PrimitiveBlock block, OsmSharp.Osm.PBF.Node pbfNode, OsmSharp.Osm.Node node)
{
// clear old data.
if (node.Tags != null)
{ // clear tags.
node.Tags.Clear();
}
if (node.Tags == null)
{ // create tags collection.
node.Tags = new TagsCollection();
}
// set new stuff.
node.ChangeSetId = pbfNode.info.changeset;
node.Id = pbfNode.id;
node.Latitude = Encoder.DecodeLatLon(pbfNode.lat, block.lat_offset, block.granularity);
node.Longitude = Encoder.DecodeLatLon(pbfNode.lon, block.lon_offset, block.granularity);
for (var i = 0; i < pbfNode.keys.Count; i++)
{
node.Tags.Add(new Tag()
{
Key = System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfNode.keys[i]]),
Value = System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfNode.vals[i]])
});
}
if (pbfNode.info != null)
{ // add the metadata if any.
node.TimeStamp = Encoder.DecodeTimestamp(pbfNode.info.timestamp, block.date_granularity);
node.Visible = true;
node.Version = (uint)pbfNode.info.version;
node.UserId = pbfNode.info.uid;
node.UserName = null;
if (block.stringtable != null)
{
node.UserName = System.Text.Encoding.UTF8.GetString(block.stringtable.s[pbfNode.info.user_sid]);
}
node.Version = (ulong)pbfNode.info.version;
}
node.Visible = true;
return(node);
}
/// <summary>
/// Reads PFB OSM data from a stream.
/// </summary>
/// <param name="consumer">The consumer to send the data to.</param>
public void ReadAll(IPBFPrimitiveBlockConsumer consumer)
{
// check parameters.
if (consumer == null)
{
throw new ArgumentNullException("consumer");
}
// start processing.
PrimitiveBlock block = this.MoveNext();
while (block != null)
{
// report the next block to the consumer.
consumer.ProcessPrimitiveBlock(block);
// move to the next block.
block = this.MoveNext();
}
}
public static OsmSharp.Osm.Node DecodeNode(PrimitiveBlock block, Node pbfNode, OsmSharp.Osm.Node node)
{
if (node.Tags != null)
{
node.Tags.Clear();
}
if (node.Tags == null)
{
node.Tags = (TagsCollectionBase) new TagsCollection();
}
node.ChangeSetId = new long?(pbfNode.info.changeset);
node.Id = new long?(pbfNode.id);
node.Latitude = new double?(Encoder.DecodeLatLon(pbfNode.lat, block.lat_offset, (long)block.granularity));
node.Longitude = new double?(Encoder.DecodeLatLon(pbfNode.lon, block.lon_offset, (long)block.granularity));
for (int index = 0; index < pbfNode.keys.Count; ++index)
{
node.Tags.Add(new Tag()
{
Key = Encoding.UTF8.GetString(block.stringtable.s[(int)pbfNode.keys[index]]),
Value = Encoding.UTF8.GetString(block.stringtable.s[(int)pbfNode.vals[index]])
});
}
if (pbfNode.info != null)
{
node.TimeStamp = new DateTime?(Encoder.DecodeTimestamp(pbfNode.info.timestamp, (long)block.date_granularity));
node.Visible = new bool?(true);
node.Version = new ulong?((ulong)(uint)pbfNode.info.version);
node.UserId = new long?((long)pbfNode.info.uid);
node.UserName = (string)null;
if (block.stringtable != null)
{
node.UserName = Encoding.UTF8.GetString(block.stringtable.s[pbfNode.info.user_sid]);
}
node.Version = new ulong?((ulong)pbfNode.info.version);
}
node.Visible = new bool?(true);
return(node);
}
/// <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;
}
/// <summary>
/// Encodes an OsmSharp-way into a PBF-way.
/// </summary>
/// <returns></returns>
public static OsmSharp.Osm.PBF.Way EncodeWay(PrimitiveBlock block, Dictionary<string, int> reverseStringTable, Osm.Way way)
{
var pbfWay = new OsmSharp.Osm.PBF.Way();
pbfWay.id = way.Id.Value;
pbfWay.info = new Info();
if (way.ChangeSetId.HasValue) { pbfWay.info.changeset = way.ChangeSetId.Value; }
if (way.TimeStamp.HasValue)
{
pbfWay.info.timestamp = Encoder.EncodeTimestamp(way.TimeStamp.Value, block.date_granularity);
}
if (way.UserId.HasValue) { pbfWay.info.uid = (int)way.UserId.Value; }
pbfWay.info.user_sid = Encoder.EncodeString(block, reverseStringTable, way.UserName);
pbfWay.info.version = 0;
if (way.Version.HasValue) { pbfWay.info.version = (int)way.Version.Value; }
if (way.Tags != null)
{
foreach (var tag in way.Tags)
{
pbfWay.keys.Add((uint)Encoder.EncodeString(block, reverseStringTable, tag.Key));
pbfWay.vals.Add((uint)Encoder.EncodeString(block, reverseStringTable, tag.Value));
}
}
if(way.Nodes != null &&
way.Nodes.Count > 0)
{
pbfWay.refs.Add(way.Nodes[0]);
for(var i = 1; i < way.Nodes.Count; i++)
{
pbfWay.refs.Add(way.Nodes[i] - way.Nodes[i - 1]);
}
}
return pbfWay;
}
/// <summary>
/// Converts a PBF-way into an OsmSharp-way.
/// </summary>
public static void DecodeWay(PrimitiveBlock block, OsmSharp.Osm.PBF.Way pbfWay, OsmSharp.Osm.Way way)
{
// make sure old data is gone.
if (way.Nodes != null &&
way.Nodes.Count > 0)
{ // clear nodes list.
way.Nodes.Clear();
}
if(way.Tags != null)
{ // clear the tags collection.
way.Tags.Clear();
}
if (way.Nodes == null)
{ // create nodes list.
way.Nodes = new List<long>(pbfWay.refs.Count);
}
if (way.Tags == null)
{ // create tags collection.
way.Tags = new TagsCollection(pbfWay.keys.Count);
}
// set new stuff.
way.Id = pbfWay.id;
if(pbfWay.refs.Count > 0)
{ // fill nodes-list.
long nodeId = 0;
for (int i = 0; i < pbfWay.refs.Count; i++)
{
nodeId = nodeId + pbfWay.refs[i];
way.Nodes.Add(nodeId);
}
}
if (pbfWay.keys.Count > 0)
{
for (var i = 0; i < pbfWay.keys.Count; i++)
{
var key = System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfWay.keys[i]]);
var value = System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfWay.vals[i]]);
way.Tags.Add(new Tag(key, value));
}
}
if (pbfWay.info != null)
{ // add the metadata if any.
way.ChangeSetId = pbfWay.info.changeset;
way.TimeStamp = Encoder.DecodeTimestamp(pbfWay.info.timestamp, block.date_granularity);
way.UserId = pbfWay.info.uid;
way.UserName = null;
if(block.stringtable != null)
{
way.UserName = System.Text.Encoding.UTF8.GetString(block.stringtable.s[pbfWay.info.user_sid]);
}
way.Version = (ulong)pbfWay.info.version;
}
way.Visible = true;
}
/// <summary>
/// Encodes an OsmSharp-node into a PBF-node.
/// </summary>
/// <returns></returns>
public static OsmSharp.Osm.PBF.Node EncodeNode(PrimitiveBlock block, Dictionary<string, int> reverseStringTable, Osm.Node node)
{
var pbfNode = new OsmSharp.Osm.PBF.Node();
Encoder.EncodeNode(block, reverseStringTable, pbfNode, node);
return pbfNode;
}
/// <summary>
/// Converts the PBF node into an OsmSharp-node.
/// </summary>
/// <returns></returns>
public static OsmSharp.Osm.Node DecodeNode(PrimitiveBlock block, OsmSharp.Osm.PBF.Node pbfNode, OsmSharp.Osm.Node node)
{
// clear old data.
if (node.Tags != null)
{ // clear tags.
node.Tags.Clear();
}
if (node.Tags == null)
{ // create tags collection.
node.Tags = new TagsCollection();
}
// set new stuff.
node.ChangeSetId = pbfNode.info.changeset;
node.Id = pbfNode.id;
node.Latitude = Encoder.DecodeLatLon(pbfNode.lat, block.lat_offset, block.granularity);
node.Longitude = Encoder.DecodeLatLon(pbfNode.lon, block.lon_offset, block.granularity);
for (var i = 0; i < pbfNode.keys.Count; i++)
{
node.Tags.Add(new Tag()
{
Key = System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfNode.keys[i]]),
Value = System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfNode.vals[i]])
});
}
if (pbfNode.info != null)
{ // add the metadata if any.
node.TimeStamp = Encoder.DecodeTimestamp(pbfNode.info.timestamp, block.date_granularity);
node.Visible = true;
node.Version = (uint)pbfNode.info.version;
node.UserId = pbfNode.info.uid;
node.UserName = null;
if(block.stringtable != null)
{
node.UserName = System.Text.Encoding.UTF8.GetString(block.stringtable.s[pbfNode.info.user_sid]);
}
node.Version = (ulong)pbfNode.info.version;
}
node.Visible = true;
return node;
}
/// <summary>
/// Converts a PBF way into an OsmSharp-relation.
/// </summary>
/// <returns></returns>
public static OsmSharp.Osm.Relation DecodeRelation(PrimitiveBlock block, OsmSharp.Osm.PBF.Relation pbfRelation,
OsmSharp.Osm.Relation relation)
{
// make sure old data is gone.
if (relation.Members != null &&
relation.Members.Count > 0)
{ // clear nodes list.
relation.Members.Clear();
}
if (relation.Tags != null)
{ // clear the tags collection.
relation.Tags.Clear();
}
if (relation.Members == null)
{ // create nodes list.
relation.Members = new List<OsmSharp.Osm.RelationMember>(pbfRelation.memids.Count);
}
if (relation.Tags == null)
{ // create tags collection.
relation.Tags = new TagsCollection(pbfRelation.keys.Count);
}
// add nex stuff.
relation.Id = pbfRelation.id;
long memberId = 0;
for (var i = 0; i < pbfRelation.types.Count; i++)
{
memberId = memberId + pbfRelation.memids[i];
var role = System.Text.Encoding.UTF8.GetString(
block.stringtable.s[pbfRelation.roles_sid[i]]);
var member = new OsmSharp.Osm.RelationMember();
member.MemberId = memberId;
member.MemberRole = role;
switch (pbfRelation.types[i])
{
case Relation.MemberType.NODE:
member.MemberType = OsmSharp.Osm.OsmGeoType.Node;
break;
case Relation.MemberType.WAY:
member.MemberType = OsmSharp.Osm.OsmGeoType.Way;
break;
case Relation.MemberType.RELATION:
member.MemberType = OsmSharp.Osm.OsmGeoType.Relation;
break;
}
relation.Members.Add(member);
}
for (int i = 0; i < pbfRelation.keys.Count; i++)
{
string key = System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfRelation.keys[i]]);
string value = System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfRelation.vals[i]]);
relation.Tags.Add(new Tag(key, value));
}
if (pbfRelation.info != null)
{ // read metadata if any.
relation.ChangeSetId = pbfRelation.info.changeset;
relation.TimeStamp = Encoder.DecodeTimestamp(pbfRelation.info.timestamp, block.date_granularity);
relation.UserId = pbfRelation.info.uid;
relation.UserName = null;
if(block.stringtable != null)
{
relation.UserName = System.Text.Encoding.UTF8.GetString(block.stringtable.s[pbfRelation.info.user_sid]);
}
relation.Version = (ulong)pbfRelation.info.version;
}
relation.Visible = true;
return relation;
}
public static bool Decode(this PrimitiveBlock block, IPBFOsmPrimitiveConsumer primitivesConsumer, bool ignoreNodes, bool ignoreWays, bool ignoreRelations)
{
bool flag = false;
if (block.primitivegroup != null)
{
foreach (PrimitiveGroup primitiveGroup in block.primitivegroup)
{
if (!ignoreNodes && primitiveGroup.dense != null)
{
int index1 = 0;
long num1 = 0;
long num2 = 0;
long num3 = 0;
long num4 = 0;
long num5 = 0;
int num6 = 0;
int num7 = 0;
int num8 = 0;
for (int index2 = 0; index2 < primitiveGroup.dense.id.Count; ++index2)
{
num1 += primitiveGroup.dense.id[index2];
num2 += primitiveGroup.dense.lat[index2];
num3 += primitiveGroup.dense.lon[index2];
if (primitiveGroup.dense.denseinfo != null)
{
num4 += primitiveGroup.dense.denseinfo.changeset[index2];
num5 += primitiveGroup.dense.denseinfo.timestamp[index2];
num6 += primitiveGroup.dense.denseinfo.uid[index2];
num7 += primitiveGroup.dense.denseinfo.user_sid[index2];
num8 += primitiveGroup.dense.denseinfo.version[index2];
}
Node node = new Node();
node.id = num1;
node.info = new Info();
node.info.changeset = num4;
node.info.timestamp = (int)num5;
node.info.uid = num6;
node.info.user_sid = num7;
node.info.version = num8;
node.lat = num2;
node.lon = num3;
int index3;
for (List <int> keysVals = primitiveGroup.dense.keys_vals; keysVals.Count > index1 && keysVals[index1] != 0; index1 = index3 + 1)
{
node.keys.Add((uint)keysVals[index1]);
index3 = index1 + 1;
node.vals.Add((uint)keysVals[index3]);
}
++index1;
flag = true;
primitivesConsumer.ProcessNode(block, node);
}
}
else
{
if (!ignoreNodes && primitiveGroup.nodes != null)
{
foreach (Node node in primitiveGroup.nodes)
{
flag = true;
primitivesConsumer.ProcessNode(block, node);
}
}
if (!ignoreWays && primitiveGroup.ways != null)
{
foreach (Way way in primitiveGroup.ways)
{
flag = true;
primitivesConsumer.ProcessWay(block, way);
}
}
if (!ignoreRelations && primitiveGroup.relations != null)
{
foreach (Relation relation in primitiveGroup.relations)
{
flag = true;
primitivesConsumer.ProcessRelation(block, relation);
}
}
}
}
}
return(flag);
}
public void ProcessRelation(PrimitiveBlock block, Relation relation)
{
this.Relations.Add(relation);
}
public static void Encode(this PrimitiveBlock block, Dictionary <string, int> reverseStringTable, List <OsmGeo> osmGeos)
{
int index1 = 0;
int index2 = 0;
int index3 = 0;
if (block.stringtable != null && block.stringtable.s != null)
{
block.stringtable.s.Clear();
}
while (index2 < osmGeos.Count)
{
PrimitiveGroup primitiveGroup;
if (index1 < block.primitivegroup.Count)
{
primitiveGroup = block.primitivegroup[index1] ?? new PrimitiveGroup();
if (primitiveGroup.dense != null)
{
if (primitiveGroup.dense.denseinfo != null)
{
if (primitiveGroup.dense.denseinfo.changeset != null)
{
primitiveGroup.dense.denseinfo.changeset.Clear();
}
if (primitiveGroup.dense.denseinfo.timestamp != null)
{
primitiveGroup.dense.denseinfo.timestamp.Clear();
}
if (primitiveGroup.dense.denseinfo.uid != null)
{
primitiveGroup.dense.denseinfo.uid.Clear();
}
if (primitiveGroup.dense.denseinfo.user_sid != null)
{
primitiveGroup.dense.denseinfo.user_sid.Clear();
}
if (primitiveGroup.dense.denseinfo.version != null)
{
primitiveGroup.dense.denseinfo.version.Clear();
}
}
if (primitiveGroup.dense.id != null)
{
primitiveGroup.dense.id.Clear();
}
if (primitiveGroup.dense.keys_vals != null)
{
primitiveGroup.dense.keys_vals.Clear();
}
if (primitiveGroup.dense.lat != null)
{
primitiveGroup.dense.lat.Clear();
}
if (primitiveGroup.dense.lon != null)
{
primitiveGroup.dense.lon.Clear();
}
}
if (primitiveGroup.changesets != null)
{
primitiveGroup.changesets.Clear();
}
if (primitiveGroup.ways != null)
{
primitiveGroup.ways.Clear();
}
if (primitiveGroup.relations != null)
{
primitiveGroup.relations.Clear();
}
}
else
{
primitiveGroup = new PrimitiveGroup();
block.primitivegroup.Add(primitiveGroup);
}
OsmGeoType type = osmGeos[index2].Type;
OsmGeo osmGeo = osmGeos[index2];
for (; index2 < osmGeos.Count && osmGeos[index2].Type == type; ++index2)
{
switch (type)
{
case OsmGeoType.Node:
if (primitiveGroup.nodes.Count > index3)
{
Encoder.EncodeNode(block, reverseStringTable, primitiveGroup.nodes[index3], osmGeos[index2] as OsmSharp.Osm.Node);
}
else
{
primitiveGroup.nodes.Add(Encoder.EncodeNode(block, reverseStringTable, osmGeos[index2] as OsmSharp.Osm.Node));
}
++index3;
break;
case OsmGeoType.Way:
primitiveGroup.ways.Add(Encoder.EncodeWay(block, reverseStringTable, osmGeos[index2] as OsmSharp.Osm.Way));
break;
case OsmGeoType.Relation:
primitiveGroup.relations.Add(Encoder.EncodeRelation(block, reverseStringTable, osmGeos[index2] as OsmSharp.Osm.Relation));
break;
}
}
if (primitiveGroup.nodes != null)
{
while (index3 < primitiveGroup.nodes.Count)
{
primitiveGroup.nodes.RemoveAt(index3);
}
}
++index1;
}
while (index1 < block.primitivegroup.Count)
{
block.primitivegroup.RemoveAt(index1);
}
}
public static Relation EncodeRelation(PrimitiveBlock block, Dictionary <string, int> reverseStringTable, OsmSharp.Osm.Relation relation)
{
Relation relation1 = new Relation();
relation1.id = relation.Id.Value;
relation1.info = new Info();
long?nullable;
if (relation.ChangeSetId.HasValue)
{
Info info = relation1.info;
nullable = relation.ChangeSetId;
long num = nullable.Value;
info.changeset = num;
}
if (relation.TimeStamp.HasValue)
{
relation1.info.timestamp = Encoder.EncodeTimestamp(relation.TimeStamp.Value, (long)block.date_granularity);
}
nullable = relation.UserId;
if (nullable.HasValue)
{
Info info = relation1.info;
nullable = relation.UserId;
int num = (int)nullable.Value;
info.uid = num;
}
relation1.info.user_sid = Encoder.EncodeString(block, reverseStringTable, relation.UserName);
relation1.info.version = 0;
if (relation.Version.HasValue)
{
relation1.info.version = (int)relation.Version.Value;
}
if (relation.Tags != null)
{
foreach (Tag tag in relation.Tags)
{
relation1.keys.Add((uint)Encoder.EncodeString(block, reverseStringTable, tag.Key));
relation1.vals.Add((uint)Encoder.EncodeString(block, reverseStringTable, tag.Value));
}
}
if (relation.Members != null && relation.Members.Count > 0)
{
List <long> memids1 = relation1.memids;
nullable = relation.Members[0].MemberId;
long num1 = nullable.Value;
memids1.Add(num1);
relation1.roles_sid.Add(Encoder.EncodeString(block, reverseStringTable, relation.Members[0].MemberRole));
OsmGeoType?memberType = relation.Members[0].MemberType;
switch (memberType.Value)
{
case OsmGeoType.Node:
relation1.types.Add(Relation.MemberType.NODE);
break;
case OsmGeoType.Way:
relation1.types.Add(Relation.MemberType.WAY);
break;
case OsmGeoType.Relation:
relation1.types.Add(Relation.MemberType.RELATION);
break;
}
for (int index = 1; index < relation.Members.Count; ++index)
{
List <long> memids2 = relation1.memids;
nullable = relation.Members[index].MemberId;
long num2 = nullable.Value;
nullable = relation.Members[index - 1].MemberId;
long num3 = nullable.Value;
long num4 = num2 - num3;
memids2.Add(num4);
relation1.roles_sid.Add(Encoder.EncodeString(block, reverseStringTable, relation.Members[index].MemberRole));
memberType = relation.Members[index].MemberType;
switch (memberType.Value)
{
case OsmGeoType.Node:
relation1.types.Add(Relation.MemberType.NODE);
break;
case OsmGeoType.Way:
relation1.types.Add(Relation.MemberType.WAY);
break;
case OsmGeoType.Relation:
relation1.types.Add(Relation.MemberType.RELATION);
break;
}
}
}
return(relation1);
}
public void TestEncodeNode()
{
var block = new PrimitiveBlock();
block.date_granularity = 1000;
block.granularity = 100;
block.lat_offset = 0;
block.lon_offset = 0;
var node = new OsmSharp.Osm.Node();
node.Id = 1;
node.ChangeSetId = 1;
node.Latitude = 10;
node.Longitude = 11;
node.Tags = new OsmSharp.Collections.Tags.TagsCollection();
node.Tags.Add("name", "Ben");
node.TimeStamp = DateTime.Now;
node.UserId = 1;
node.UserName = "******";
node.Version = 1;
node.Visible = true;
var pbfNode = Encoder.EncodeNode(block, new Dictionary<string,int>(), node);
Assert.IsNotNull(pbfNode);
Assert.AreEqual(1, pbfNode.id);
Assert.AreEqual(Encoder.EncodeLatLon(10, block.lat_offset, block.granularity), pbfNode.lat);
Assert.AreEqual(Encoder.EncodeLatLon(11, block.lon_offset, block.granularity), pbfNode.lon);
Assert.AreEqual(1, pbfNode.info.changeset);
Assert.AreEqual(Encoder.EncodeTimestamp(node.TimeStamp.Value, block.date_granularity), pbfNode.info.timestamp);
Assert.AreEqual(1, pbfNode.info.uid);
Assert.AreEqual("Ben", System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfNode.info.user_sid]));
Assert.AreEqual(1, pbfNode.info.version);
Assert.AreEqual(1, pbfNode.keys.Count);
Assert.AreEqual("name", System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfNode.keys[0]]));
Assert.AreEqual(1, pbfNode.vals.Count);
Assert.AreEqual("Ben", System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfNode.vals[0]]));
}
/// <summary>
/// Encodes the nodes into the given block.
/// </summary>
public static void Encode(this PrimitiveBlock block, Dictionary <string, int> reverseStringTable, List <OsmGeo> osmGeos)
{
var groupIdx = 0;
var i = 0;
var nodeCount = 0;
if (block.stringtable != null &&
block.stringtable.s != null)
{
block.stringtable.s.Clear();
}
while (i < osmGeos.Count)
{
PrimitiveGroup group = null;
if (groupIdx < block.primitivegroup.Count)
{ // get the existing group and clear it's data.
group = block.primitivegroup[groupIdx];
if (group == null)
{
group = new PrimitiveGroup();
}
if (group.dense != null)
{
if (group.dense.denseinfo != null)
{
if (group.dense.denseinfo.changeset != null)
{
group.dense.denseinfo.changeset.Clear();
}
if (group.dense.denseinfo.timestamp != null)
{
group.dense.denseinfo.timestamp.Clear();
}
if (group.dense.denseinfo.uid != null)
{
group.dense.denseinfo.uid.Clear();
}
if (group.dense.denseinfo.user_sid != null)
{
group.dense.denseinfo.user_sid.Clear();
}
if (group.dense.denseinfo.version != null)
{
group.dense.denseinfo.version.Clear();
}
}
if (group.dense.id != null)
{
group.dense.id.Clear();
}
if (group.dense.keys_vals != null)
{
group.dense.keys_vals.Clear();
}
if (group.dense.lat != null)
{
group.dense.lat.Clear();
}
if (group.dense.lon != null)
{
group.dense.lon.Clear();
}
}
if (group.changesets != null)
{
group.changesets.Clear();
}
//if (group.nodes != null) { group.nodes.Clear(); }
if (group.ways != null)
{
group.ways.Clear();
}
if (group.relations != null)
{
group.relations.Clear();
}
}
else
{ // add a new group.
group = new PrimitiveGroup();
block.primitivegroup.Add(group);
}
// build group.
var groupType = osmGeos[i].Type;
var current = osmGeos[i];
while (i < osmGeos.Count &&
osmGeos[i].Type == groupType)
{
switch (groupType)
{
case OsmGeoType.Node:
if (group.nodes.Count > nodeCount)
{ // overwrite existing.
Encoder.EncodeNode(block, reverseStringTable, group.nodes[nodeCount], osmGeos[i] as Osm.Node);
}
else
{ // write new.
group.nodes.Add(Encoder.EncodeNode(block, reverseStringTable, osmGeos[i] as Osm.Node));
}
nodeCount++;
break;
case OsmGeoType.Way:
group.ways.Add(Encoder.EncodeWay(block, reverseStringTable, osmGeos[i] as Osm.Way));
break;
case OsmGeoType.Relation:
group.relations.Add(Encoder.EncodeRelation(block, reverseStringTable, osmGeos[i] as Osm.Relation));
break;
}
i++;
}
// remove obsolete nodes.
if (group.nodes != null)
{
while (nodeCount < group.nodes.Count)
{
group.nodes.RemoveAt(nodeCount);
}
}
// move to the next group.
groupIdx++;
}
while (groupIdx < block.primitivegroup.Count)
{
block.primitivegroup.RemoveAt(groupIdx);
}
}
public void TestEncodeRelation()
{
var block = new PrimitiveBlock();
block.date_granularity = 1000;
block.granularity = 100;
block.lat_offset = 0;
block.lon_offset = 0;
block.stringtable = new StringTable();
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes(string.Empty)); // always encode empty string as '0'.
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("highway"));
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("residential"));
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("Ben"));
var relation = new OsmSharp.Osm.Relation();
relation.Id = 1;
relation.ChangeSetId = 1;
relation.Tags = new OsmSharp.Collections.Tags.TagsCollection();
relation.Tags.Add("name", "Ben");
relation.TimeStamp = DateTime.Now;
relation.UserId = 1;
relation.UserName = "******";
relation.Version = 1;
relation.Visible = true;
relation.Members = new List<OsmSharp.Osm.RelationMember>();
relation.Members.Add(new OsmSharp.Osm.RelationMember()
{
MemberId = 1,
MemberRole = "fake role1",
MemberType = OsmSharp.Osm.OsmGeoType.Node
});
relation.Members.Add(new OsmSharp.Osm.RelationMember()
{
MemberId = 2,
MemberRole = "fake role2",
MemberType = OsmSharp.Osm.OsmGeoType.Relation
});
var pbfRelation = Encoder.EncodeRelation(block, new Dictionary<string, int>(), relation);
Assert.IsNotNull(pbfRelation);
Assert.AreEqual(1, pbfRelation.id);
Assert.AreEqual(2, pbfRelation.memids.Count);
Assert.AreEqual(1, pbfRelation.memids[0]);
Assert.AreEqual(1, pbfRelation.memids[1]);
Assert.AreEqual(2, pbfRelation.roles_sid.Count);
Assert.AreEqual("fake role1", System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfRelation.roles_sid[0]]));
Assert.AreEqual("fake role2", System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfRelation.roles_sid[1]]));
Assert.AreEqual(2, pbfRelation.types.Count);
Assert.AreEqual(Relation.MemberType.NODE, pbfRelation.types[0]);
Assert.AreEqual(Relation.MemberType.RELATION, pbfRelation.types[1]);
Assert.AreEqual(1, pbfRelation.info.changeset);
Assert.AreEqual(Encoder.EncodeTimestamp(relation.TimeStamp.Value, block.date_granularity), pbfRelation.info.timestamp);
Assert.AreEqual(1, pbfRelation.info.uid);
Assert.AreEqual("Ben", System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfRelation.info.user_sid]));
Assert.AreEqual(1, pbfRelation.info.version);
Assert.AreEqual(1, pbfRelation.keys.Count);
Assert.AreEqual("name", System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfRelation.keys[0]]));
Assert.AreEqual(1, pbfRelation.vals.Count);
Assert.AreEqual("Ben", System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfRelation.vals[0]]));
}
/// <summary>
/// Moves to the next primitive block, returns null at the end.
/// </summary>
/// <returns></returns>
public PrimitiveBlock MoveNext()
{
PrimitiveBlock block = null;
int length;
bool not_found_but = true;
while (not_found_but)
{ // continue if there is still data but not a primitiveblock.
not_found_but = false; // not found.
if (Serializer.TryReadLengthPrefix(_stream, PrefixStyle.Fixed32, out length))
{
// TODO: remove some of the v1 specific code.
// TODO: this means also to use the built-in capped streams.
// code borrowed from: http://stackoverflow.com/questions/4663298/protobuf-net-deserialize-open-street-maps
// I'm just being lazy and re-using something "close enough" here
// note that v2 has a big-endian option, but Fixed32 assumes little-endian - we
// actually need the other way around (network byte order):
length = IntLittleEndianToBigEndian((uint)length);
BlockHeader header;
// again, v2 has capped-streams built in, but I'm deliberately
// limiting myself to v1 features
using (var tmp = new LimitedStream(_stream, length))
{
header = Serializer.Deserialize <BlockHeader>(tmp);
}
Blob blob;
using (var tmp = new LimitedStream(_stream, header.datasize))
{
blob = Serializer.Deserialize <Blob>(tmp);
}
// construct the source stream, compressed or not.
Stream source_stream = null;
if (blob.zlib_data == null)
{ // use a regular uncompressed stream.
source_stream = new MemoryStream(blob.raw);
}
else
{ // construct a compressed stream.
var ms = new MemoryStream(blob.zlib_data);
source_stream = new ZLibStreamWrapper(ms);
}
// use the stream to read the block.
using (source_stream)
{
if (header.type == "OSMHeader")
{
Serializer.Deserialize <HeaderBlock>(source_stream);
not_found_but = true;
}
if (header.type == "OSMData")
{
block = Serializer.Deserialize <PrimitiveBlock>(source_stream);
}
}
}
}
return(block);
}
public void TestDecodeBlockWithDenseNodes()
{
var block = new PrimitiveBlock();
block.date_granularity = 1000;
block.granularity = 100;
block.lat_offset = 0;
block.lon_offset = 0;
block.stringtable = new StringTable();
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes(string.Empty)); // always encode empty string as '0'.
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("highway")); // 1
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("residential")); // 2
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("Ben")); // 3
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("track")); // 4
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("trunk")); // 5
var primitiveGroup = new PrimitiveGroup();
primitiveGroup.dense = new DenseNodes();
primitiveGroup.dense.denseinfo = new DenseInfo();
primitiveGroup.dense.denseinfo.changeset.Add(10);
primitiveGroup.dense.denseinfo.changeset.Add(1);
primitiveGroup.dense.denseinfo.changeset.Add(1);
primitiveGroup.dense.denseinfo.timestamp.Add(10);
primitiveGroup.dense.denseinfo.timestamp.Add(1);
primitiveGroup.dense.denseinfo.timestamp.Add(1);
primitiveGroup.dense.denseinfo.uid.Add(1);
primitiveGroup.dense.denseinfo.uid.Add(0);
primitiveGroup.dense.denseinfo.uid.Add(0);
primitiveGroup.dense.denseinfo.user_sid.Add(3);
primitiveGroup.dense.denseinfo.user_sid.Add(0);
primitiveGroup.dense.denseinfo.user_sid.Add(0);
primitiveGroup.dense.denseinfo.version.Add(1);
primitiveGroup.dense.denseinfo.version.Add(1);
primitiveGroup.dense.denseinfo.version.Add(1);
primitiveGroup.dense.id.Add(1);
primitiveGroup.dense.id.Add(1);
primitiveGroup.dense.id.Add(1);
primitiveGroup.dense.keys_vals.Add(1);
primitiveGroup.dense.keys_vals.Add(2);
primitiveGroup.dense.keys_vals.Add(0); // highway=residential.
primitiveGroup.dense.keys_vals.Add(1);
primitiveGroup.dense.keys_vals.Add(4);
primitiveGroup.dense.keys_vals.Add(0); // highway=track.
primitiveGroup.dense.keys_vals.Add(0); // empty.
primitiveGroup.dense.lat.Add(Encoder.EncodeLatLon(10.0, block.lat_offset, block.granularity));
primitiveGroup.dense.lat.Add(Encoder.EncodeLatLon(11.0, block.lat_offset, block.granularity)
- primitiveGroup.dense.lat[primitiveGroup.dense.lat.Count - 1]);
primitiveGroup.dense.lat.Add(Encoder.EncodeLatLon(12.0, block.lat_offset, block.granularity)
- primitiveGroup.dense.lat[primitiveGroup.dense.lat.Count - 1]);
primitiveGroup.dense.lon.Add(Encoder.EncodeLatLon(100.0, block.lon_offset, block.granularity));
primitiveGroup.dense.lon.Add(Encoder.EncodeLatLon(110.0, block.lon_offset, block.granularity)
- primitiveGroup.dense.lon[primitiveGroup.dense.lon.Count - 1]);
primitiveGroup.dense.lon.Add(Encoder.EncodeLatLon(120.0, block.lon_offset, block.granularity)
- primitiveGroup.dense.lon[primitiveGroup.dense.lon.Count - 1]);
block.primitivegroup.Add(primitiveGroup);
var primitivesConsumer = new PrimitivesConsumerMock();
block.Decode(primitivesConsumer, false, false, false);
Assert.AreEqual(3, primitivesConsumer.Nodes.Count);
Assert.AreEqual(0, primitivesConsumer.Ways.Count);
Assert.AreEqual(0, primitivesConsumer.Relations.Count);
var node = primitivesConsumer.Nodes[0];
Assert.IsNotNull(node);
Assert.AreEqual(1, node.id);
Assert.AreEqual(10, node.info.changeset);
Assert.AreEqual(10, node.info.timestamp);
Assert.AreEqual(1, node.info.uid);
Assert.AreEqual(3, node.info.user_sid);
Assert.AreEqual(1, node.info.version);
Assert.AreEqual(1, node.keys.Count);
Assert.AreEqual(1, node.keys[0]);
Assert.AreEqual(1, node.vals.Count);
Assert.AreEqual(2, node.vals[0]);
node = primitivesConsumer.Nodes[1];
Assert.IsNotNull(node);
Assert.AreEqual(2, node.id);
Assert.AreEqual(11, node.info.changeset);
Assert.AreEqual(11, node.info.timestamp);
Assert.AreEqual(1, node.info.uid);
Assert.AreEqual(3, node.info.user_sid);
Assert.AreEqual(2, node.info.version);
Assert.AreEqual(1, node.keys.Count);
Assert.AreEqual(1, node.keys[0]);
Assert.AreEqual(1, node.vals.Count);
Assert.AreEqual(4, node.vals[0]);
node = primitivesConsumer.Nodes[2];
Assert.IsNotNull(node);
Assert.AreEqual(3, node.id);
Assert.AreEqual(12, node.info.changeset);
Assert.AreEqual(12, node.info.timestamp);
Assert.AreEqual(1, node.info.uid);
Assert.AreEqual(3, node.info.user_sid);
Assert.AreEqual(3, node.info.version);
Assert.AreEqual(0, node.keys.Count);
Assert.AreEqual(0, node.vals.Count);
}
public void TestEncodeStrings()
{
var block = new PrimitiveBlock();
var reverseStringTable = new Dictionary<string,int>();
Assert.AreEqual(1, Encoder.EncodeString(block, reverseStringTable, "Ben"));
Assert.AreEqual(2, Encoder.EncodeString(block, reverseStringTable, "highway"));
Assert.AreEqual(3, Encoder.EncodeString(block, reverseStringTable, "residential"));
Assert.AreEqual(1, Encoder.EncodeString(block, reverseStringTable, "Ben"));
Assert.AreEqual(2, Encoder.EncodeString(block, reverseStringTable, "highway"));
Assert.AreEqual(4, Encoder.EncodeString(block, reverseStringTable, "Some other string"));
Assert.AreEqual(5, Encoder.EncodeString(block, reverseStringTable, "Ban"));
}
/// <summary>
/// Decodes the block.
/// </summary>
public static bool Decode(this PrimitiveBlock block, IPBFOsmPrimitiveConsumer primitivesConsumer,
bool ignoreNodes, bool ignoreWays, bool ignoreRelations)
{
var success = false;
if (block.primitivegroup != null)
{
foreach (var primitivegroup in block.primitivegroup)
{
if (!ignoreNodes && primitivegroup.dense != null)
{
int keyValsIdx = 0;
long currentId = 0;
long currentLat = 0;
long currentLon = 0;
long currentChangeset = 0;
long currentTimestamp = 0;
int currentUid = 0;
int currentUserSid = 0;
int currentVersion = 0;
for (int idx = 0; idx < primitivegroup.dense.id.Count; idx++)
{
// do the delta decoding stuff.
currentId = currentId +
primitivegroup.dense.id[idx];
currentLat = currentLat +
primitivegroup.dense.lat[idx];
currentLon = currentLon +
primitivegroup.dense.lon[idx];
if (primitivegroup.dense.denseinfo != null)
{ // add all the metadata.
currentChangeset = currentChangeset +
primitivegroup.dense.denseinfo.changeset[idx];
currentTimestamp = currentTimestamp +
primitivegroup.dense.denseinfo.timestamp[idx];
currentUid = currentUid +
primitivegroup.dense.denseinfo.uid[idx];
currentUserSid = currentUserSid +
primitivegroup.dense.denseinfo.user_sid[idx];
currentVersion = currentVersion +
primitivegroup.dense.denseinfo.version[idx];
}
var node = new Node();
node.id = currentId;
node.info = new Info();
node.info.changeset = currentChangeset;
node.info.timestamp = (int)currentTimestamp;
node.info.uid = currentUid;
node.info.user_sid = currentUserSid;
node.info.version = currentVersion;
node.lat = currentLat;
node.lon = currentLon;
// get the keys/vals.
var keyVals = primitivegroup.dense.keys_vals;
while (keyVals.Count > keyValsIdx &&
keyVals[keyValsIdx] != 0)
{
node.keys.Add((uint)keyVals[keyValsIdx]);
keyValsIdx++;
node.vals.Add((uint)keyVals[keyValsIdx]);
keyValsIdx++;
}
keyValsIdx++;
success = true;
primitivesConsumer.ProcessNode(block, node);
}
}
else
{
if (!ignoreNodes && primitivegroup.nodes != null)
{
foreach (var node in primitivegroup.nodes)
{
success = true;
primitivesConsumer.ProcessNode(block, node);
}
}
if (!ignoreWays && primitivegroup.ways != null)
{
foreach (var way in primitivegroup.ways)
{
success = true;
primitivesConsumer.ProcessWay(block, way);
}
}
if (!ignoreRelations && primitivegroup.relations != null)
{
foreach (var relation in primitivegroup.relations)
{
success = true;
primitivesConsumer.ProcessRelation(block, relation);
}
}
}
}
}
return(success);
}
public void ProcessWay(PrimitiveBlock block, Way way)
{
this.Ways.Add(way);
}
public static OsmSharp.Osm.Relation DecodeRelation(PrimitiveBlock block, Relation pbfRelation, OsmSharp.Osm.Relation relation)
{
if (relation.Members != null && relation.Members.Count > 0)
{
relation.Members.Clear();
}
if (relation.Tags != null)
{
relation.Tags.Clear();
}
if (relation.Members == null)
{
relation.Members = new List <RelationMember>(pbfRelation.memids.Count);
}
if (relation.Tags == null)
{
relation.Tags = (TagsCollectionBase) new TagsCollection(pbfRelation.keys.Count);
}
relation.Id = new long?(pbfRelation.id);
long num = 0;
for (int index = 0; index < pbfRelation.types.Count; ++index)
{
num += pbfRelation.memids[index];
string str = Encoding.UTF8.GetString(block.stringtable.s[pbfRelation.roles_sid[index]]);
RelationMember relationMember = new RelationMember();
relationMember.MemberId = new long?(num);
relationMember.MemberRole = str;
switch (pbfRelation.types[index])
{
case Relation.MemberType.NODE:
relationMember.MemberType = new OsmGeoType?(OsmGeoType.Node);
break;
case Relation.MemberType.WAY:
relationMember.MemberType = new OsmGeoType?(OsmGeoType.Way);
break;
case Relation.MemberType.RELATION:
relationMember.MemberType = new OsmGeoType?(OsmGeoType.Relation);
break;
}
relation.Members.Add(relationMember);
}
for (int index = 0; index < pbfRelation.keys.Count; ++index)
{
string key = Encoding.UTF8.GetString(block.stringtable.s[(int)pbfRelation.keys[index]]);
string str = Encoding.UTF8.GetString(block.stringtable.s[(int)pbfRelation.vals[index]]);
relation.Tags.Add(new Tag(key, str));
}
if (pbfRelation.info != null)
{
relation.ChangeSetId = new long?(pbfRelation.info.changeset);
relation.TimeStamp = new DateTime?(Encoder.DecodeTimestamp(pbfRelation.info.timestamp, (long)block.date_granularity));
relation.UserId = new long?((long)pbfRelation.info.uid);
relation.UserName = (string)null;
if (block.stringtable != null)
{
relation.UserName = Encoding.UTF8.GetString(block.stringtable.s[pbfRelation.info.user_sid]);
}
relation.Version = new ulong?((ulong)pbfRelation.info.version);
}
relation.Visible = new bool?(true);
return(relation);
}
/// <summary>
/// Converts the PBF node into an OsmSharp-node.
/// </summary>
/// <returns></returns>
public static OsmSharp.Osm.Node DecodeNode(PrimitiveBlock block, OsmSharp.Osm.PBF.Node pbfNode)
{
var node = new OsmSharp.Osm.Node();
Encoder.DecodeNode(block, pbfNode, node);
return node;
}
public void TestDecodeWay()
{
var block = new PrimitiveBlock();
block.date_granularity = 1000;
block.granularity = 100;
block.lat_offset = 0;
block.lon_offset = 0;
block.stringtable = new StringTable();
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes(string.Empty)); // always encode empty string as '0'.
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("highway"));
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("residential"));
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("Ben"));
var pbfWay = new Way()
{
id = 1,
info = new Info()
{
changeset = 10,
timestamp = 10,
uid = 100,
user_sid = 3,
version = 2
}
};
pbfWay.keys.Add(1);
pbfWay.vals.Add(2);
pbfWay.refs.Add(0);
pbfWay.refs.Add(1);
var way = Encoder.DecodeWay(block, pbfWay);
Assert.IsNotNull(way);
Assert.AreEqual(1, way.Id);
Assert.AreEqual(10, way.ChangeSetId);
Assert.AreEqual(Utilities.FromUnixTime(10000), way.TimeStamp);
Assert.AreEqual(OsmSharp.Osm.OsmGeoType.Way, way.Type);
Assert.AreEqual(100, way.UserId);
Assert.AreEqual("Ben", way.UserName);
Assert.AreEqual(2, way.Version);
Assert.AreEqual(2, way.Nodes.Count);
Assert.AreEqual(0, way.Nodes[0]);
Assert.AreEqual(1, way.Nodes[1]);
}
/// <summary>
/// Converts a PBF way into an OsmSharp-relation.
/// </summary>
/// <returns></returns>
public static OsmSharp.Osm.Relation DecodeRelation(PrimitiveBlock block, OsmSharp.Osm.PBF.Relation pbfRelation)
{
var relation = new OsmSharp.Osm.Relation();
Encoder.DecodeRelation(block, pbfRelation, relation);
return relation;
}
public void TestDecodeBlockWithWay()
{
var block = new PrimitiveBlock();
block.date_granularity = 1000;
block.granularity = 100;
block.lat_offset = 0;
block.lon_offset = 0;
block.stringtable = new StringTable();
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("highway"));
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("residential"));
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("Ben"));
var pbfWay = new Way()
{
id = 1,
info = new Info()
{
changeset = 10,
timestamp = 10,
uid = 100,
user_sid = 2,
version = 2
}
};
pbfWay.keys.Add(0);
pbfWay.vals.Add(1);
pbfWay.refs.Add(0);
pbfWay.refs.Add(1);
var primitiveGroup = new PrimitiveGroup();
primitiveGroup.ways.Add(pbfWay);
block.primitivegroup.Add(primitiveGroup);
var primitivesConsumer = new PrimitivesConsumerMock();
block.Decode(primitivesConsumer, false, false, false);
Assert.AreEqual(0, primitivesConsumer.Nodes.Count);
Assert.AreEqual(1, primitivesConsumer.Ways.Count);
Assert.AreEqual(0, primitivesConsumer.Relations.Count);
}
/// <summary>
/// Converts a PBF way into an OsmSharp-way.
/// </summary>
/// <returns></returns>
public static OsmSharp.Osm.Way DecodeWay(PrimitiveBlock block, OsmSharp.Osm.PBF.Way pbfWay)
{
var way = new OsmSharp.Osm.Way();
Encoder.DecodeWay(block, pbfWay, way);
return way;
}
/// <summary>
/// Converts a PBF way into an OsmSharp-relation.
/// </summary>
/// <returns></returns>
public static OsmSharp.Osm.Relation DecodeRelation(PrimitiveBlock block, OsmSharp.Osm.PBF.Relation pbfRelation,
OsmSharp.Osm.Relation relation)
{
// make sure old data is gone.
if (relation.Members != null &&
relation.Members.Count > 0)
{ // clear nodes list.
relation.Members.Clear();
}
if (relation.Tags != null)
{ // clear the tags collection.
relation.Tags.Clear();
}
if (relation.Members == null)
{ // create nodes list.
relation.Members = new List <OsmSharp.Osm.RelationMember>(pbfRelation.memids.Count);
}
if (relation.Tags == null)
{ // create tags collection.
relation.Tags = new TagsCollection(pbfRelation.keys.Count);
}
// add nex stuff.
relation.Id = pbfRelation.id;
long memberId = 0;
for (var i = 0; i < pbfRelation.types.Count; i++)
{
memberId = memberId + pbfRelation.memids[i];
var role = System.Text.Encoding.UTF8.GetString(
block.stringtable.s[pbfRelation.roles_sid[i]]);
var member = new OsmSharp.Osm.RelationMember();
member.MemberId = memberId;
member.MemberRole = role;
switch (pbfRelation.types[i])
{
case Relation.MemberType.NODE:
member.MemberType = OsmSharp.Osm.OsmGeoType.Node;
break;
case Relation.MemberType.WAY:
member.MemberType = OsmSharp.Osm.OsmGeoType.Way;
break;
case Relation.MemberType.RELATION:
member.MemberType = OsmSharp.Osm.OsmGeoType.Relation;
break;
}
relation.Members.Add(member);
}
for (int i = 0; i < pbfRelation.keys.Count; i++)
{
string key = System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfRelation.keys[i]]);
string value = System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfRelation.vals[i]]);
relation.Tags.Add(new Tag(key, value));
}
if (pbfRelation.info != null)
{ // read metadata if any.
relation.ChangeSetId = pbfRelation.info.changeset;
relation.TimeStamp = Encoder.DecodeTimestamp(pbfRelation.info.timestamp, block.date_granularity);
relation.UserId = pbfRelation.info.uid;
relation.UserName = null;
if (block.stringtable != null)
{
relation.UserName = System.Text.Encoding.UTF8.GetString(block.stringtable.s[pbfRelation.info.user_sid]);
}
relation.Version = (ulong)pbfRelation.info.version;
}
relation.Visible = true;
return(relation);
}
/// <summary>
/// Encodes an OsmSharp-node into a PBF-node.
/// </summary>
/// <returns></returns>
public static OsmSharp.Osm.PBF.Node EncodeNode(PrimitiveBlock block, Dictionary<string, int> reverseStringTable,
OsmSharp.Osm.PBF.Node pbfNode, Osm.Node node)
{
pbfNode.id = node.Id.Value;
pbfNode.info = new Info();
pbfNode.info.version = 0;
if (node.ChangeSetId.HasValue)
{
pbfNode.info.changeset = node.ChangeSetId.Value;
}
else
{
pbfNode.info.changeset = 0;
}
if (node.TimeStamp.HasValue)
{
pbfNode.info.timestamp = Encoder.EncodeTimestamp(node.TimeStamp.Value, block.date_granularity);
}
else
{
pbfNode.info.timestamp = 0;
}
if (node.UserId.HasValue)
{
pbfNode.info.uid = (int)node.UserId.Value;
}
else
{
pbfNode.info.uid = 0;
}
pbfNode.info.user_sid = Encoder.EncodeString(block, reverseStringTable, node.UserName);
if (node.Version.HasValue)
{
pbfNode.info.version = (int)node.Version.Value;
}
else
{
pbfNode.info.version = 0;
}
pbfNode.lat = Encoder.EncodeLatLon(node.Latitude.Value, block.lat_offset, block.granularity);
pbfNode.lon = Encoder.EncodeLatLon(node.Longitude.Value, block.lon_offset, block.granularity);
if(node.Tags != null)
{
foreach(var tag in node.Tags)
{
pbfNode.keys.Add((uint)Encoder.EncodeString(block, reverseStringTable, tag.Key));
pbfNode.vals.Add((uint)Encoder.EncodeString(block, reverseStringTable, tag.Value));
}
}
else
{
pbfNode.keys.Clear();
pbfNode.vals.Clear();
}
return pbfNode;
}
public void TestDecodeRelation()
{
var block = new PrimitiveBlock();
block.date_granularity = 1000;
block.granularity = 100;
block.lat_offset = 0;
block.lon_offset = 0;
block.stringtable = new StringTable();
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes(string.Empty)); // always encode empty string as '0'.
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("highway"));
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("residential"));
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("Ben"));
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("fake role"));
var pbfRelation = new Relation()
{
id = 1,
info = new Info()
{
changeset = 10,
timestamp = 10,
uid = 100,
user_sid = 3,
version = 2
}
};
pbfRelation.keys.Add(1);
pbfRelation.vals.Add(2);
pbfRelation.memids.Add(10);
pbfRelation.memids.Add(1); // delta-encoding.
pbfRelation.roles_sid.Add(4);
pbfRelation.roles_sid.Add(4);
pbfRelation.types.Add(Relation.MemberType.NODE);
pbfRelation.types.Add(Relation.MemberType.WAY);
var relation = Encoder.DecodeRelation(block, pbfRelation);
Assert.IsNotNull(relation);
Assert.AreEqual(1, relation.Id);
Assert.AreEqual(10, relation.ChangeSetId);
Assert.AreEqual(Utilities.FromUnixTime(10000), relation.TimeStamp);
Assert.AreEqual(OsmSharp.Osm.OsmGeoType.Relation, relation.Type);
Assert.AreEqual(100, relation.UserId);
Assert.AreEqual("Ben", relation.UserName);
Assert.AreEqual(2, relation.Version);
Assert.AreEqual(2, relation.Members.Count);
Assert.AreEqual(10, relation.Members[0].MemberId);
Assert.AreEqual(OsmSharp.Osm.OsmGeoType.Node, relation.Members[0].MemberType);
Assert.AreEqual("fake role", relation.Members[0].MemberRole);
Assert.AreEqual(11, relation.Members[1].MemberId);
Assert.AreEqual(OsmSharp.Osm.OsmGeoType.Way, relation.Members[1].MemberType);
Assert.AreEqual("fake role", relation.Members[1].MemberRole);
}
/// <summary>
/// Encodes a string.
/// </summary>
/// <returns></returns>
public static int EncodeString(PrimitiveBlock block, Dictionary<string, int> reverseStringTable, string value)
{
if (value == null) { return 0; }
if (block.stringtable == null)
{
block.stringtable = new StringTable();
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes(string.Empty));
reverseStringTable.Add(string.Empty, 0);
}
int id;
if (reverseStringTable.TryGetValue(value, out id))
{
return id;
}
var bytes = System.Text.Encoding.UTF8.GetBytes(value);
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes(value));
reverseStringTable.Add(value, block.stringtable.s.Count - 1);
return block.stringtable.s.Count - 1;
}
/// <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);
}
public void TestDecodeNode()
{
var block = new PrimitiveBlock();
block.date_granularity = 1000;
block.granularity = 100;
block.lat_offset = 0;
block.lon_offset = 0;
block.stringtable = new StringTable();
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes(string.Empty)); // always encode empty string as '0'.
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("highway"));
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("residential"));
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("Ben"));
var pbfNode = new Node()
{
id = 1,
info = new Info()
{
changeset = 10,
timestamp = 10,
uid = 100,
user_sid = 3,
version = 2
},
lat = Encoder.EncodeLatLon(10.9, block.lat_offset, block.granularity),
lon = Encoder.EncodeLatLon(11.0, block.lat_offset, block.granularity)
};
pbfNode.keys.Add(1);
pbfNode.vals.Add(2);
var node = Encoder.DecodeNode(block, pbfNode);
Assert.IsNotNull(node);
Assert.AreEqual(1, node.Id);
Assert.AreEqual(10, node.ChangeSetId);
Assert.AreEqual(10.9, node.Latitude);
Assert.AreEqual(11.0, node.Longitude);
Assert.AreEqual(Utilities.FromUnixTime(10000), node.TimeStamp);
Assert.AreEqual(OsmSharp.Osm.OsmGeoType.Node, node.Type);
Assert.AreEqual(100, node.UserId);
Assert.AreEqual("Ben", node.UserName);
Assert.AreEqual(2, node.Version);
}
public void ProcessNode(PrimitiveBlock block, Node node)
{
this.Nodes.Add(node);
}
public void TestDecodeBlockWithRelation()
{
var block = new PrimitiveBlock();
block.date_granularity = 1000;
block.granularity = 100;
block.lat_offset = 0;
block.lon_offset = 0;
block.stringtable = new StringTable();
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("highway"));
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("residential"));
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("Ben"));
var pbfRelation = new Relation()
{
id = 1,
info = new Info()
{
changeset = 10,
timestamp = 10,
uid = 100,
user_sid = 2,
version = 2
}
};
pbfRelation.keys.Add(0);
pbfRelation.vals.Add(1);
pbfRelation.memids.Add(10);
pbfRelation.memids.Add(1); // delta-encoding.
pbfRelation.roles_sid.Add(3);
pbfRelation.roles_sid.Add(3);
pbfRelation.types.Add(Relation.MemberType.NODE);
pbfRelation.types.Add(Relation.MemberType.WAY);
var primitiveGroup = new PrimitiveGroup();
primitiveGroup.relations.Add(pbfRelation);
block.primitivegroup.Add(primitiveGroup);
var primitivesConsumer = new PrimitivesConsumerMock();
block.Decode(primitivesConsumer, false, false, false);
Assert.AreEqual(0, primitivesConsumer.Nodes.Count);
Assert.AreEqual(0, primitivesConsumer.Ways.Count);
Assert.AreEqual(1, primitivesConsumer.Relations.Count);
}
public void TestEncodeWay()
{
var block = new PrimitiveBlock();
block.date_granularity = 1000;
block.granularity = 100;
block.lat_offset = 0;
block.lon_offset = 0;
block.stringtable = new StringTable();
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes(string.Empty)); // always encode empty string as '0'.
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("highway"));
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("residential"));
block.stringtable.s.Add(System.Text.Encoding.UTF8.GetBytes("Ben"));
var way = new OsmSharp.Osm.Way();
way.Id = 1;
way.ChangeSetId = 1;
way.Tags = new OsmSharp.Collections.Tags.TagsCollection();
way.Tags.Add("name", "Ben");
way.TimeStamp = DateTime.Now;
way.UserId = 1;
way.UserName = "******";
way.Version = 1;
way.Visible = true;
way.Nodes = new List<long>();
way.Nodes.Add(1);
way.Nodes.Add(2);
var pbfWay = Encoder.EncodeWay(block, new Dictionary<string,int>(), way);
Assert.IsNotNull(pbfWay);
Assert.AreEqual(1, pbfWay.id);
Assert.AreEqual(2, pbfWay.refs.Count);
Assert.AreEqual(1, pbfWay.refs[0]);
Assert.AreEqual(1, pbfWay.refs[1]);
Assert.AreEqual(1, pbfWay.info.changeset);
Assert.AreEqual(Encoder.EncodeTimestamp(way.TimeStamp.Value, block.date_granularity), pbfWay.info.timestamp);
Assert.AreEqual(1, pbfWay.info.uid);
Assert.AreEqual("Ben", System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfWay.info.user_sid]));
Assert.AreEqual(1, pbfWay.info.version);
Assert.AreEqual(1, pbfWay.keys.Count);
Assert.AreEqual("name", System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfWay.keys[0]]));
Assert.AreEqual(1, pbfWay.vals.Count);
Assert.AreEqual("Ben", System.Text.Encoding.UTF8.GetString(block.stringtable.s[(int)pbfWay.vals[0]]));
}