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/Render/WithProductionOverlay.cs

@@ -0,0 +1,110 @@
+#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.Frozen;
+using System.Linq;
+using OpenRA.Graphics;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.Common.Traits.Render
+{
+	[Desc("Renders an animation when the Production trait of the actor is activated.",
+		"Works both with per player ClassicProductionQueue and per building ProductionQueue, but needs any of these.")]
+	public class WithProductionOverlayInfo : PausableConditionalTraitInfo, Requires<RenderSpritesInfo>, Requires<BodyOrientationInfo>, Requires<ProductionInfo>
+	{
+		[Desc("Queues that should be producing for this overlay to render.")]
+		public readonly FrozenSet<string> Queues = FrozenSet<string>.Empty;
+
+		[SequenceReference]
+		[Desc("Sequence name to use")]
+		public readonly string Sequence = "production-overlay";
+
+		[Desc("Position relative to body")]
+		public readonly WVec Offset = WVec.Zero;
+
+		[PaletteReference(nameof(IsPlayerPalette))]
+		[Desc("Custom palette name")]
+		public readonly string Palette = null;
+
+		[Desc("Custom palette is a player palette BaseName")]
+		public readonly bool IsPlayerPalette = false;
+
+		public override object Create(ActorInitializer init) { return new WithProductionOverlay(init.Self, this); }
+	}
+
+	public class WithProductionOverlay : PausableConditionalTrait<WithProductionOverlayInfo>, INotifyDamageStateChanged, INotifyCreated, INotifyOwnerChanged
+	{
+		readonly Actor self;
+		readonly Animation overlay;
+		readonly ProductionInfo[] productionInfos;
+		ProductionQueue[] queues;
+
+		bool IsProducing
+		{
+			get { return queues != null && queues.Any(q => q.Enabled && q.AllQueued().Any(i => !i.Paused && i.Started) && q.MostLikelyProducer().Actor == self); }
+		}
+
+		public WithProductionOverlay(Actor self, WithProductionOverlayInfo info)
+			: base(info)
+		{
+			this.self = self;
+
+			var rs = self.Trait<RenderSprites>();
+			var body = self.Trait<BodyOrientation>();
+
+			productionInfos = self.Info.TraitInfos<ProductionInfo>().ToArray();
+
+			overlay = new Animation(self.World, rs.GetImage(self), () => IsTraitPaused);
+			overlay.PlayRepeating(info.Sequence);
+
+			var anim = new AnimationWithOffset(overlay,
+				() => body.LocalToWorld(info.Offset.Rotate(body.QuantizeOrientation(self.Orientation))),
+				() => !IsProducing || IsTraitDisabled);
+
+			rs.Add(anim, info.Palette, info.IsPlayerPalette);
+		}
+
+		void CacheQueues(Actor self)
+		{
+			// Per-actor production
+			queues = self.TraitsImplementing<ProductionQueue>()
+				.Where(q =>
+					productionInfos.Any(p => p.Produces.Contains(q.Info.Type)) &&
+					(Info.Queues.Count == 0 || Info.Queues.Contains(q.Info.Type)))
+				.ToArray();
+
+			if (queues.Length == 0)
+			{
+				// Player-wide production
+				queues = self.Owner.PlayerActor.TraitsImplementing<ProductionQueue>()
+					.Where(q =>
+						productionInfos.Any(p => p.Produces.Contains(q.Info.Type)) &&
+						(Info.Queues.Count == 0 || Info.Queues.Contains(q.Info.Type)))
+					.ToArray();
+			}
+		}
+
+		protected override void TraitEnabled(Actor self)
+		{
+			CacheQueues(self);
+		}
+
+		void INotifyOwnerChanged.OnOwnerChanged(Actor self, Player oldOwner, Player newOwner)
+		{
+			self.World.AddFrameEndTask(w => CacheQueues(self));
+		}
+
+		void INotifyDamageStateChanged.DamageStateChanged(Actor self, AttackInfo e)
+		{
+			overlay.ReplaceAnim(RenderSprites.NormalizeSequence(overlay, e.DamageState, overlay.CurrentSequence.Name));
+		}
+	}
+}