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/WithRepairOverlay.cs

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+#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 OpenRA.Graphics;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.Common.Traits.Render
+{
+	// TODO: Refactor this trait into WithResupplyOverlay
+	[Desc("Displays an overlay when the building is being repaired by the player.")]
+	public class WithRepairOverlayInfo : PausableConditionalTraitInfo, Requires<RenderSpritesInfo>, Requires<BodyOrientationInfo>
+	{
+		[SequenceReference]
+		[Desc("Sequence to use upon repair beginning.")]
+		public readonly string StartSequence = null;
+
+		[SequenceReference]
+		[Desc("Sequence name to play once during repair intervals or repeatedly if a start sequence is set.")]
+		public readonly string Sequence = "active";
+
+		[SequenceReference]
+		[Desc("Sequence to use after repairing has finished.")]
+		public readonly string EndSequence = null;
+
+		[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 WithRepairOverlay(init.Self, this); }
+	}
+
+	public class WithRepairOverlay : PausableConditionalTrait<WithRepairOverlayInfo>, INotifyDamageStateChanged, INotifyResupply
+	{
+		readonly Animation overlay;
+		bool visible;
+		bool repairing;
+
+		public WithRepairOverlay(Actor self, WithRepairOverlayInfo info)
+			: base(info)
+		{
+			var rs = self.Trait<RenderSprites>();
+			var body = self.Trait<BodyOrientation>();
+
+			overlay = new Animation(self.World, rs.GetImage(self), () => IsTraitPaused);
+			overlay.PlayThen(info.Sequence, () => visible = false);
+
+			var anim = new AnimationWithOffset(overlay,
+				() => body.LocalToWorld(info.Offset.Rotate(body.QuantizeOrientation(self.Orientation))),
+				() => IsTraitDisabled || !visible,
+				p => RenderUtils.ZOffsetFromCenter(self, p, 1));
+
+			rs.Add(anim, info.Palette, info.IsPlayerPalette);
+		}
+
+		void INotifyDamageStateChanged.DamageStateChanged(Actor self, AttackInfo e)
+		{
+			overlay.ReplaceAnim(RenderSprites.NormalizeSequence(overlay, e.DamageState, overlay.CurrentSequence.Name));
+		}
+
+		void INotifyResupply.BeforeResupply(Actor self, Actor target, ResupplyType types)
+		{
+			repairing = types.HasFlag(ResupplyType.Repair);
+			if (!repairing)
+				return;
+
+			if (Info.StartSequence != null)
+			{
+				visible = true;
+				overlay.PlayThen(RenderSprites.NormalizeSequence(overlay, self.GetDamageState(), Info.StartSequence),
+					() => overlay.PlayRepeating(RenderSprites.NormalizeSequence(overlay, self.GetDamageState(), Info.Sequence)));
+			}
+		}
+
+		void INotifyResupply.ResupplyTick(Actor self, Actor target, ResupplyType types)
+		{
+			var wasRepairing = repairing;
+			repairing = types.HasFlag(ResupplyType.Repair);
+
+			if (repairing && Info.StartSequence == null && !visible)
+			{
+				visible = true;
+				overlay.PlayThen(overlay.CurrentSequence.Name, () => visible = false);
+			}
+
+			if (!repairing && wasRepairing && Info.EndSequence != null)
+			{
+				visible = true;
+				overlay.PlayThen(Info.EndSequence, () => visible = false);
+			}
+		}
+	}
+}