65 lines
1.7 KiB
C#
65 lines
1.7 KiB
C#
using System.Runtime.Serialization.Formatters.Binary;
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using OSMDatastructure.Graph;
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namespace OSMDatastructure;
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[Serializable]
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public class Region
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{
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[NonSerialized]public const float RegionSize = 0.025f;
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public readonly HashSet<OsmNode> nodes = new();
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public ulong regionHash { get; }
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public 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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tagManager = new TagManager();
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}
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public Region(Coordinates coordinates)
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{
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regionHash = Coordinates.GetRegionHashCode(coordinates);
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tagManager = new TagManager();
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}
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public bool ContainsNode(ulong id)
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{
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return nodes.Any(node => node.nodeId == id);
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}
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public bool ContainsNode(Coordinates coordinates)
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{
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return nodes.Any(node => node.coordinates.Equals(coordinates));
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}
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public OsmNode? GetNode(ulong id)
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{
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if (ContainsNode(id))
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return nodes.First(node => node.nodeId == id);
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else return null;
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}
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public OsmNode? GetNode(Coordinates coordinates)
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{
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if (ContainsNode(coordinates))
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return nodes.First(node => node.coordinates.Equals(coordinates));
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else return null;
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}
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public static Region? FromFile(string filePath)
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{
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BinaryFormatter bFormatter = new BinaryFormatter();
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#pragma warning disable SYSLIB0011
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if (File.Exists(filePath))
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return (Region)bFormatter.Deserialize(new FileStream(filePath, FileMode.Open));
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#pragma warning restore SYSLIB0011
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else return null;
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}
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public static Region? FromId(string path, ulong regionId)
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{
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string filePath = Path.Join(path, $"{regionId}.region");
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return FromFile(filePath);
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}
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} |