47 lines
1.3 KiB
C#
47 lines
1.3 KiB
C#
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namespace OsmXmlToRegionConverter;
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public class Region
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{
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private HashSet<Node> nodes;
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public ulong regionHash { get; }
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private TagManager tagManager { get; }
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public Region(ulong regionHash)
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{
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this.regionHash = regionHash;
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nodes = new HashSet<Node>();
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tagManager = new TagManager();
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}
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public void AddNode(Node nodeToAdd)
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{
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if (nodes.Contains(nodeToAdd))
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throw new Exception("Node already in region");
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else
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nodes.Add(nodeToAdd);
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}
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public Node[] GetNodes()
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{
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return this.nodes.ToArray();
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}
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public const int ByteSizeEmpty = sizeof(int) + sizeof(ulong);
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public static Region FromBytes(byte[] bytes)
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{
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using (MemoryStream m = new MemoryStream(bytes)) {
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using (BinaryReader r = new BinaryReader(m))
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{
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int nodesInRegionCount = r.ReadInt32();
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ulong regionHash = r.ReadUInt64();
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Region retRegion = new Region(regionHash);
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HashSet<object> nodesSet =
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ByteConverter.GetObjectsFromBytes(bytes.SubArray(ByteSizeEmpty, bytes.Length - ByteSizeEmpty));
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foreach(object node in nodesSet)
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retRegion.AddNode((Node)node);
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return retRegion;
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}
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}
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}
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}
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