/// <summary>
/// Decodes the given block.
/// </summary>
public static bool Decode(this PrimitiveBlock block, IPBFOsmPrimitiveConsumer primitivesConsumer,
bool ignoreNodes, bool ignoreWays, bool ignoreRelations)
{
bool hasNodes, hasWays, hasRelations;
return(block.Decode(primitivesConsumer, ignoreNodes, ignoreWays, ignoreRelations,
out hasNodes, out hasWays, out hasRelations));
}
private KeyValuePair <PrimitiveBlock, object> MoveToNextPrimitive(bool ignoreNodes, bool ignoreWays, bool ignoreRelations)
{
KeyValuePair <PrimitiveBlock, object> keyValuePair = this.DeQueuePrimitive();
if (keyValuePair.Value == null)
{
PrimitiveBlock block = this._reader.MoveNext();
while (block != null && !block.Decode((IPBFOsmPrimitiveConsumer)this, ignoreNodes, ignoreWays, ignoreRelations))
{
block = this._reader.MoveNext();
}
keyValuePair = this.DeQueuePrimitive();
}
return(keyValuePair);
}
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 OsmSharp.IO.PBF.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(OsmSharp.IO.PBF.Relation.MemberType.NODE);
pbfRelation.types.Add(OsmSharp.IO.PBF.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 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 OsmSharp.IO.PBF.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);
}
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 Node()
{
id = 1,
info = new Info()
{
changeset = 10,
timestamp = 10,
uid = 100,
user_sid = 2,
version = 2
},
lat = Encoder.EncodeLatLon(10.9, block.lat_offset, block.granularity),
lon = Encoder.EncodeLatLon(11.0, 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);
}
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(10.0f, block.lat_offset, block.granularity));
primitiveGroup.dense.lat.Add(Encoder.EncodeLatLon(11.0f, block.lat_offset, block.granularity)
- primitiveGroup.dense.lat[primitiveGroup.dense.lat.Count - 1]);
primitiveGroup.dense.lat.Add(Encoder.EncodeLatLon(12.0f, block.lat_offset, block.granularity)
- primitiveGroup.dense.lat[primitiveGroup.dense.lat.Count - 1]);
primitiveGroup.dense.lon.Add(Encoder.EncodeLatLon(100.0f, block.lon_offset, block.granularity));
primitiveGroup.dense.lon.Add(Encoder.EncodeLatLon(110.0f, block.lon_offset, block.granularity)
- primitiveGroup.dense.lon[primitiveGroup.dense.lon.Count - 1]);
primitiveGroup.dense.lon.Add(Encoder.EncodeLatLon(120.0f, 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);
}
