Unstable v0.10.600.0

Barotrauma/BarotraumaShared/SharedSource/CommandPattern.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Barotrauma.Extensions;
+using Barotrauma.Items.Components;
+using Microsoft.Xna.Framework;
+
+namespace Barotrauma
+{
+    /// <summary>
+    /// Implementation of the Command pattern.
+    /// <see href="https://en.wikipedia.org/wiki/Command_pattern"/>
+    /// </summary>
+    /// <remarks>
+    /// Created by Markus Isberg on 11th of March 2020 for the submarine editor.
+    /// "Implementing a global undo and redo with Memento pattern proved too difficult of a task for me so I implemented it with this pattern instead."
+    /// </remarks>
+    internal abstract partial class Command
+    {
+        /// <summary>
+        /// A method that should apply a new state on an object or perform an action
+        /// </summary>
+        public abstract void Execute();
+
+        /// <summary>
+        /// A method that should revert Execute() method's actions
+        /// </summary>
+        public abstract void UnExecute();
+
+        /// <summary>
+        /// State no longer exists, clean up the lingering garbage
+        /// </summary>
+        public abstract void Cleanup();
+    }
+}