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/Widgets/Logic/Editor/NewMapLogic.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 System.Linq;
+using OpenRA.FileSystem;
+using OpenRA.Mods.Common.Terrain;
+using OpenRA.Primitives;
+using OpenRA.Widgets;
+
+namespace OpenRA.Mods.Common.Widgets.Logic
+{
+	public class NewMapLogic : ChromeLogic
+	{
+		readonly Widget panel;
+
+		[ObjectCreator.UseCtor]
+		public NewMapLogic(Action onExit, Action<string> onSelect, Widget widget, World world, ModData modData)
+		{
+			panel = widget;
+
+			panel.Get<ButtonWidget>("CANCEL_BUTTON").OnClick = () => { Ui.CloseWindow(); onExit(); };
+
+			var selectedTerrain = modData.DefaultTerrainInfo.Values.First();
+			var tilesetDropDown = panel.Get<DropDownButtonWidget>("TILESET");
+			ScrollItemWidget SetupItem(ITerrainInfo option, ScrollItemWidget template)
+			{
+				var item = ScrollItemWidget.Setup(template,
+					() => selectedTerrain == option,
+					() => selectedTerrain = option);
+
+				var itemLabel = FluentProvider.GetMessage(option.Name);
+				item.Get<LabelWidget>("LABEL").GetText = () => itemLabel;
+				return item;
+			}
+
+			var label = new CachedTransform<ITerrainInfo, string>(ti => FluentProvider.GetMessage(ti.Name));
+			tilesetDropDown.GetText = () => label.Update(selectedTerrain);
+			tilesetDropDown.OnClick = () =>
+				tilesetDropDown.ShowDropDown("LABEL_DROPDOWN_TEMPLATE", 210, modData.DefaultTerrainInfo.Values, SetupItem);
+
+			var widthTextField = panel.Get<TextFieldWidget>("WIDTH");
+			var heightTextField = panel.Get<TextFieldWidget>("HEIGHT");
+
+			panel.Get<ButtonWidget>("CREATE_BUTTON").OnClick = () =>
+			{
+				int.TryParse(widthTextField.Text, out var width);
+				int.TryParse(heightTextField.Text, out var height);
+
+				// Require at least a 2x2 playable area so that the
+				// ground is visible through the edge shroud
+				width = Math.Max(2, width);
+				height = Math.Max(2, height);
+
+				var maxTerrainHeight = world.Map.Grid.MaximumTerrainHeight;
+				var map = new Map(Game.ModData, selectedTerrain, new Size(width + 2, height + maxTerrainHeight + 2));
+
+				var tl = new PPos(1, 1 + maxTerrainHeight);
+				var br = new PPos(width, height + maxTerrainHeight);
+				map.SetBounds(tl, br);
+
+				map.PlayerDefinitions = new MapPlayers(map.Rules, 0).ToMiniYaml();
+
+				if (map.Rules.TerrainInfo is ITerrainInfoNotifyMapCreated notifyMapCreated)
+					notifyMapCreated.MapCreated(map);
+
+				var package = new ZipFileLoader.ReadWriteZipFile();
+				map.Save(package);
+				map = new Map(modData, package);
+				Game.LoadEditor(map);
+				Ui.CloseWindow();
+				onSelect(map.Uid);
+			};
+		}
+	}
+}