Initial commit: OpenRA game engine

Fork from OpenRA/OpenRA with one-click launch script (start-ra.cmd)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

OpenRA.Mods.Common/Traits/CapturableProgressBar.cs

@@ -0,0 +1,56 @@
+#region Copyright & License Information
+/*
+ * Copyright (c) The OpenRA Developers and Contributors
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version. For more
+ * information, see COPYING.
+ */
+#endregion
+
+using System.Collections.Generic;
+using System.Linq;
+using OpenRA.Primitives;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.Common.Traits
+{
+	[Desc("Visualize capture progress.")]
+	sealed class CapturableProgressBarInfo : ConditionalTraitInfo, Requires<CapturableInfo>
+	{
+		public readonly Color Color = Color.Orange;
+
+		public override object Create(ActorInitializer init) { return new CapturableProgressBar(this); }
+	}
+
+	sealed class CapturableProgressBar : ConditionalTrait<CapturableProgressBarInfo>, ISelectionBar, ICaptureProgressWatcher
+	{
+		readonly Dictionary<Actor, (int Current, int Total)> progress = [];
+
+		public CapturableProgressBar(CapturableProgressBarInfo info)
+			: base(info) { }
+
+		void ICaptureProgressWatcher.Update(Actor self, Actor captor, Actor target, int current, int total)
+		{
+			if (self != target)
+				return;
+
+			if (total == 0)
+				progress.Remove(captor);
+			else
+				progress[captor] = (current, total);
+		}
+
+		float ISelectionBar.GetValue()
+		{
+			if (IsTraitDisabled || progress.Count == 0)
+				return 0f;
+
+			return progress.Values.Max(p => (float)p.Current / p.Total);
+		}
+
+		Color ISelectionBar.GetColor() { return Info.Color; }
+		bool ISelectionBar.DisplayWhenEmpty => false;
+	}
+}