[server] Add LinePart event message class

Nibriboard/Client/Messages/LinePartMessage.cs

@@ -0,0 +1,27 @@
+using System;
+using System.Collections.Generic;
+
+using SBRL.Utilities;
+
+namespace Nibriboard.Client.Messages
+{
+	/// <summary>
+	/// Senyt by a client who's in the middle of drawing a line.
+	/// Contains a collection of points that should be added to the line they're drawing.
+	/// </summary>
+	public class LinePartMessage : Message
+	{
+		/// <summary>
+		/// The id of the line to add the points to.
+		/// </summary>
+		public Guid LineId;
+		/// <summary>
+		/// The points to add to the line
+		/// </summary>
+		public List<Vector2> Points;
+
+		public LinePartMessage()
+		{
+		}
+	}
+}

Nibriboard/Nibriboard.csproj

@@ -95,6 +95,7 @@
     <Compile Include="Utilities\ChunkTools.cs" />
     <Compile Include="Client\Messages\ChunkUpdateRequestMessage.cs" />
     <Compile Include="Client\ChunkCache.cs" />
+    <Compile Include="Client\Messages\LinePartMessage.cs" />
   </ItemGroup>
   <ItemGroup>
     <EmbeddedResource Include="ClientFiles\index.html" />