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.D2k/Widgets/Logic/PurchaseWidgetLogic.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 System;
+using OpenRA.Mods.Common.Traits;
+using OpenRA.Mods.Common.Widgets;
+using OpenRA.Primitives;
+using OpenRA.Widgets;
+
+namespace OpenRA.Mods.D2k.Widgets.Logic
+{
+	public class PurchaseWidgetLogic : ChromeLogic
+	{
+		[FluentReference("time")]
+		const string DeliveryIn = "label-deliver-in-timer";
+		string time = "";
+		readonly World world;
+		readonly Lazy<ProductionPaletteWidget> paletteWidget;
+		readonly ButtonWidget purchaseButton;
+		readonly LabelWidget deliveryLabel;
+		readonly Color textColor;
+
+		[ObjectCreator.UseCtor]
+		public PurchaseWidgetLogic(Widget widget, World world)
+		{
+			this.world = world;
+			purchaseButton = widget.Get<ButtonWidget>("PURCHASE_BUTTON");
+			deliveryLabel = widget.Get<LabelWidget>("DELIVERY_IN");
+			textColor = deliveryLabel.TextColor;
+			var textCache = new CachedTransform<string, string>(s => FluentProvider.GetMessage(DeliveryIn, "time", time));
+			deliveryLabel.GetText = () => textCache.Update(time);
+			paletteWidget = Exts.Lazy(() => Ui.Root.Get("PRODUCTION_PALETTE") as ProductionPaletteWidget);
+			purchaseButton.IsVisible = () => false;
+			purchaseButton.OnClick = ResolveOrder;
+		}
+
+		public override void Tick()
+		{
+			if (world.LocalPlayer == null)
+				return;
+			if (paletteWidget.Value.CurrentQueue is BulkProductionQueue bulkProduction)
+			{
+				purchaseButton.IsVisible = () => bulkProduction.GetActorsReadyForDelivery().
+					Count != 0 && !bulkProduction.HasDeliveryStarted();
+			}
+			else
+			{
+				purchaseButton.IsVisible = () => false;
+			}
+
+			foreach (var bulkQueue in world.LocalPlayer.PlayerActor.TraitsImplementing<BulkProductionQueue>())
+			{
+				if (bulkQueue.HasDeliveryStarted())
+				{
+					time = WidgetUtils.FormatTime(bulkQueue.DeliveryDelay, world.Timestep);
+					deliveryLabel.Visible = true;
+					if (bulkQueue.DeliveryDelay <= 0 && Game.LocalTick % 25 < 15)
+						deliveryLabel.TextColor = Color.White;
+					else
+						deliveryLabel.TextColor = textColor;
+				}
+				else
+					deliveryLabel.Visible = false;
+			}
+		}
+
+		void ResolveOrder()
+		{
+			world.IssueOrder(
+				new Order("PurchaseOrder", paletteWidget.Value.CurrentQueue.Actor, false)
+				{
+					TargetString = paletteWidget.Value.CurrentQueue.Info.Type
+				});
+		}
+	}
+}