[World Map Manager] Thread safety concerns in universal classes.

.gitignore

@@ -1,2 +1,3 @@
 obj
-bin
+bin
+/.vs

Systems/WorldMap/MapLayerData.cs

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+namespace Vintagestory.GameContent;
+
+/// <summary>
+///     Represents a single map layer and its associated serialised data, sent to or from the client.
+/// </summary>
+[ProtoContract(ImplicitFields = ImplicitFields.AllPublic)]
+public class MapLayerData
+{
+    /// <summary>
+    ///     The identifier or key corresponding to the map layer this data belongs to.
+    /// </summary>
+    public string ForMapLayer { get; set; }
+
+    /// <summary>
+    ///     The raw, serialised binary data representing the layer's content or state.
+    /// </summary>
+    public byte[] Data { get; set; }
+}

Systems/WorldMap/MapLayerUpdate.cs

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+namespace Vintagestory.GameContent;
+
+/// <summary>
+///     Represents a payload used to update the visible map layers for the current session.
+/// </summary>
+[ProtoContract(ImplicitFields = ImplicitFields.AllPublic)]
+public class MapLayerUpdate
+{
+    /// <summary>
+    ///     The collection of map layers that should be updated or applied.
+    /// </summary>
+    public MapLayerData[] Maplayers { get; set; }
+}

Systems/WorldMap/OnMapToggle.cs

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+namespace Vintagestory.GameContent;
+
+/// <summary>
+///     Represents a network packet indicating that the map should be opened or closed.
+/// </summary>
+[ProtoContract(ImplicitFields = ImplicitFields.AllPublic)]
+public class OnMapToggle
+{
+    /// <summary>
+    ///     Whether to open (<c>true</c>) or close (<c>false</c>) the map.
+    /// </summary>
+    public bool OpenOrClose { get; set; }
+}

Systems/WorldMap/OnViewChangedPacket.cs

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+namespace Vintagestory.GameContent;
+
+/// <summary>
+///     Represents a network packet indicating that the client's view bounds have changed.
+/// </summary>
+[ProtoContract(ImplicitFields = ImplicitFields.AllPublic)]
+public class OnViewChangedPacket
+{
+    /// <summary>
+    ///     The minimum X coordinate of the view bounds.
+    /// </summary>
+    public int X1 { get; set; }
+
+    /// <summary>
+    ///     The minimum Z coordinate of the view bounds.
+    /// </summary>
+    public int Z1 { get; set; }
+
+    /// <summary>
+    ///     The maximum X coordinate of the view bounds.
+    /// </summary>
+    public int X2 { get; set; }
+
+    /// <summary>
+    ///     The maximum Z coordinate of the view bounds.
+    /// </summary>
+    public int Z2 { get; set; }
+}