Moved RegionManager inside of Importer as RegionStruct,

Moved Regionsize var to Region

OSMDatastructure/Coordinates.cs

@@ -24,10 +24,10 @@ namespace OSMDatastructure
             return latHash * offset + lonHash;
         }
 
-        public ulong GetRegionHash(float regionSize)
+        public ulong GetRegionHash()
         {
-            float latRegion = this.lat - this.lat % regionSize;
+            float latRegion = this.lat - this.lat % Region.regionSize;
-            float lonRegion = this.lon - this.lon % regionSize;
+            float lonRegion = this.lon - this.lon % Region.regionSize;
             ulong latHash = Convert.ToUInt64((latRegion + 90) * decimalCoordsSave);
             ulong lonHash = Convert.ToUInt64((lonRegion + 180) * decimalCoordsSave);
             return latHash * offset + lonHash;

OSMDatastructure/Region.cs

@@ -2,17 +2,18 @@ namespace OSMDatastructure
 {
     public class Region
     {
+        public const float regionSize = 0.01f;
         private readonly Dictionary<ulong, Node> _nodesInRegion = new();
         public ulong regionHash { get; }
     
-        public Region(Coordinates regionCoordinates, float regionSize)
+        public Region(Coordinates regionCoordinates)
         {
-            this.regionHash = regionCoordinates.GetRegionHash(regionSize);
+            this.regionHash = regionCoordinates.GetRegionHash();
         }
 
-        public Region(ulong nodeId, Node firstNode, float regionSize)
+        public Region(ulong nodeId, Node firstNode)
         {
-            this.regionHash = firstNode.GetRegionHash(regionSize);
+            this.regionHash = firstNode.GetRegionHash();
             this._nodesInRegion.Add(nodeId, value: firstNode);
         }
 
@@ -31,5 +32,10 @@ namespace OSMDatastructure
             return this._nodesInRegion;
         }
 
+        public Node? GetNode(ulong id)
+        {
+            return this._nodesInRegion.ContainsKey(id) ? this._nodesInRegion[id] : null;
+        }
+        
     }
 }

OSMSplitter/Importer.cs

@@ -8,7 +8,6 @@ namespace OSMImporter
     public static class Importer
     {
     
-        public const float regionSize = 0.01f;
         private static readonly XmlReaderSettings readerSettings = new()
         {
             IgnoreWhitespace = true,
@@ -30,10 +29,10 @@ namespace OSMImporter
             Dictionary<ulong, Node?> nodes = ReturnNodeIdDictionary(XmlReader.Create(xmlFileStream, readerSettings));
 
             xmlFileStream.Position = 0;
-            RegionManager regionManager = new RegionManager();
+            RegionStruct regionStruct = new RegionStruct();
 
             Console.WriteLine("Reading nodes...");
-            LoadNodesIntoDictionary(ref nodes, XmlReader.Create(xmlFileStream, readerSettings), ref regionManager);
+            LoadNodesIntoDictionary(ref nodes, XmlReader.Create(xmlFileStream, readerSettings), ref regionStruct);
         
             xmlFileStream.Position = 0;
         
@@ -42,7 +41,7 @@ namespace OSMImporter
 
             Console.WriteLine("Writing...");
         
-            foreach(Region region in regionManager.GetAllRegions())
+            foreach(Region region in regionStruct.GetAllRegions())
                 WriteRegion(region, outputFolderPath);
         }
 
@@ -79,7 +78,7 @@ namespace OSMImporter
             return retSet;
         }
     
-        private static void LoadNodesIntoDictionary(ref Dictionary<ulong, Node?> nodes, XmlReader xmlReader, ref RegionManager regionManager)
+        private static void LoadNodesIntoDictionary(ref Dictionary<ulong, Node?> nodes, XmlReader xmlReader, ref RegionStruct regionStruct)
         {
             while (xmlReader.ReadToFollowing("node"))
             {
@@ -90,7 +89,7 @@ namespace OSMImporter
                     float lon = Convert.ToSingle(xmlReader.GetAttribute("lon")!, coordinateFormat);
                     Node newNode = new Node(lat, lon);
                     nodes[id] = newNode;
-                    regionManager.GetRegion(newNode).AddNode(id, newNode);
+                    regionStruct.GetRegion(newNode).AddNode(id, newNode);
                 }
             }
             xmlReader.Close();
@@ -182,4 +181,26 @@ namespace OSMImporter
             fileStream.Close();
         }
     }
+    
+    internal class RegionStruct
+    {
+        private readonly Dictionary<ulong, Region> _regions = new();
+
+        public Region GetRegion(Coordinates coordinates)
+        {
+            if(this._regions.ContainsKey(coordinates.GetRegionHash()))
+                return this._regions[coordinates.GetRegionHash()];
+            else
+            {
+                Region newRegion = new Region(coordinates);
+                this._regions.Add(newRegion.regionHash, value: newRegion);
+                return newRegion;
+            }
+        }
+
+        public Region[] GetAllRegions()
+        {
+            return this._regions.Values.ToArray();
+        }
+    }
 }

OSMSplitter/RegionManager.cs

@@ -1,31 +0,0 @@
-using OSMDatastructure;
-
-namespace OSMImporter
-{
-    public class RegionManager
-    {
-        private readonly Dictionary<ulong, Region> _regions;
-
-        public RegionManager()
-        {
-            this._regions = new Dictionary<ulong, Region>();
-        }
-
-        public Region GetRegion(Coordinates coordinates)
-        {
-            if(this._regions.ContainsKey(coordinates.GetRegionHash(Importer.regionSize)))
-                return this._regions[coordinates.GetRegionHash(Importer.regionSize)];
-            else
-            {
-                Region newRegion = new Region(coordinates, Importer.regionSize);
-                this._regions.Add(newRegion.regionHash, value: newRegion);
-                return newRegion;
-            }
-        }
-
-        public Region[] GetAllRegions()
-        {
-            return this._regions.Values.ToArray();
-        }
-    }
-}