66 lines
2.1 KiB
C#
66 lines
2.1 KiB
C#
#region Copyright & License Information
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/*
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* Copyright (c) The OpenRA Developers and Contributors
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version. For more
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* information, see COPYING.
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*/
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#endregion
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using System.Collections.Generic;
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using OpenRA.GameRules;
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using OpenRA.Mods.Common.Traits;
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using OpenRA.Traits;
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namespace OpenRA.Mods.Common.Warheads
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{
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[Desc("Destroys resources in a circle.")]
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public class DestroyResourceWarhead : Warhead
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{
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[Desc("Size of the area. The resources are removed within this area.", "Provide 2 values for a ring effect (outer/inner).")]
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public readonly int[] Size = { 0, 0 };
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[Desc("Amount of resources to be removed. If negative or zero, all resources within the area will be removed.")]
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public readonly int ResourceAmount = 0;
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[Desc("Resource types to remove with this warhead.", "If empty, all resource types will be removed.")]
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public readonly HashSet<string> ResourceTypes = new();
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public override void DoImpact(in Target target, WarheadArgs args)
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{
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if (target.Type == TargetType.Invalid)
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return;
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var firedBy = args.SourceActor;
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var pos = target.CenterPosition;
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var world = firedBy.World;
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var dat = world.Map.DistanceAboveTerrain(pos);
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if (dat > AirThreshold)
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return;
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var targetTile = world.Map.CellContaining(pos);
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var resourceLayer = world.WorldActor.Trait<IResourceLayer>();
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var minRange = (Size.Length > 1 && Size[1] > 0) ? Size[1] : 0;
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var allCells = world.Map.FindTilesInAnnulus(targetTile, minRange, Size[0]);
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var removeAllTypes = ResourceTypes.Count == 0;
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foreach (var cell in allCells)
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{
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var cellContents = resourceLayer.GetResource(cell);
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if (removeAllTypes || ResourceTypes.Contains(cellContents.Type))
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{
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if (ResourceAmount <= 0)
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resourceLayer.ClearResources(cell);
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else
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resourceLayer.RemoveResource(cellContents.Type, cell, ResourceAmount);
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}
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}
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}
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}
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}
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