/// <summary>
/// Move to the next item in the stream.
/// </summary>
/// <param name="ignoreNodes">Makes this source skip all nodes.</param>
/// <param name="ignoreWays">Makes this source skip all ways.</param>
/// <param name="ignoreRelations">Makes this source skip all relations.</param>
/// <returns></returns>
public override bool MoveNext(bool ignoreNodes, bool ignoreWays, bool ignoreRelations)
{
if (!_initialized)
{
this.Initialize();
_initialized = true;
}
var nextPBFPrimitive = this.MoveToNextPrimitive(ignoreNodes, ignoreWays, ignoreRelations);
while (nextPBFPrimitive.Value != null)
{
OsmSharp.IO.PBF.Node node = (nextPBFPrimitive.Value as OsmSharp.IO.PBF.Node);
if (node != null && !ignoreNodes)
{ // next primitve is a node.
_current = Encoder.DecodeNode(nextPBFPrimitive.Key, node);
return(true);
}
OsmSharp.IO.PBF.Way way = (nextPBFPrimitive.Value as OsmSharp.IO.PBF.Way);
if (way != null && !ignoreWays)
{ // next primitive is a way.
_current = Encoder.DecodeWay(nextPBFPrimitive.Key, way);
return(true);
}
OsmSharp.IO.PBF.Relation relation = (nextPBFPrimitive.Value as OsmSharp.IO.PBF.Relation);
if (relation != null && !ignoreRelations)
{ // next primitive is a relation.
_current = Encoder.DecodeRelation(nextPBFPrimitive.Key, relation);
return(true);
}
nextPBFPrimitive = this.MoveToNextPrimitive(ignoreNodes, ignoreWays, ignoreRelations);
}
return(false);
}
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 OsmSharp.IO.PBF.Node()
{
id = 1,
info = new Info()
{
changeset = 10,
timestamp = 10,
uid = 100,
user_sid = 3,
version = 2
},
lat = Encoder.EncodeLatLon(10.9f, block.lat_offset, block.granularity),
lon = Encoder.EncodeLatLon(11.0f, 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(10.9f, node.Latitude);
Assert.AreEqual(11.0f, node.Longitude);
Assert.AreEqual(PBFExtensions.FromUnixTime(10000), node.TimeStamp);
Assert.AreEqual(OsmSharp.OsmGeoType.Node, node.Type);
Assert.AreEqual(100, node.UserId);
Assert.AreEqual("Ben", node.UserName);
Assert.AreEqual(2, node.Version);
}
public void TestDecodeBlockWithNode()
{
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 node = new OsmSharp.IO.PBF.Node()
{
id = 1,
info = new Info()
{
changeset = 10,
timestamp = 10,
uid = 100,
user_sid = 2,
version = 2
},
lat = Encoder.EncodeLatLon(10.9f, block.lat_offset, block.granularity),
lon = Encoder.EncodeLatLon(11.0f, block.lat_offset, block.granularity)
};
node.keys.Add(0);
node.vals.Add(1);
var primitiveGroup = new PrimitiveGroup();
primitiveGroup.nodes.Add(node);
block.primitivegroup.Add(primitiveGroup);
var primitivesConsumer = new PrimitivesConsumerMock();
block.Decode(primitivesConsumer, false, false, false);
Assert.AreEqual(1, primitivesConsumer.Nodes.Count);
Assert.AreEqual(0, primitivesConsumer.Ways.Count);
Assert.AreEqual(0, primitivesConsumer.Relations.Count);
}
/// <summary>
/// Processes a node.
/// </summary>
/// <param name="block"></param>
/// <param name="node"></param>
void IPBFOsmPrimitiveConsumer.ProcessNode(PrimitiveBlock block, OsmSharp.IO.PBF.Node node)
{
this.QueuePrimitive(block, node);
}
public void ProcessNode(PrimitiveBlock block, OsmSharp.IO.PBF.Node node)
{
this.Nodes.Add(node);
}