Files
OpenRA/OpenRA.Mods.Common/Warheads/LeaveSmudgeWarhead.cs
2015-09-05 16:59:30 -05:00

53 lines
1.7 KiB
C#

#region Copyright & License Information
/*
* Copyright 2007-2015 The OpenRA Developers (see AUTHORS)
* 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. For more information,
* see COPYING.
*/
#endregion
using System;
using System.Collections.Generic;
using System.Linq;
using OpenRA.Effects;
using OpenRA.GameRules;
using OpenRA.Mods.Common.Traits;
using OpenRA.Traits;
namespace OpenRA.Mods.Common.Warheads
{
public class LeaveSmudgeWarhead : Warhead
{
[Desc("Size of the area. A smudge will be created in each tile.", "Provide 2 values for a ring effect (outer/inner).")]
public readonly int[] Size = { 0, 0 };
[Desc("Type of smudge to apply to terrain.")]
public readonly HashSet<string> SmudgeType = new HashSet<string>();
public override void DoImpact(Target target, Actor firedBy, IEnumerable<int> damageModifiers)
{
var world = firedBy.World;
var targetTile = world.Map.CellContaining(target.CenterPosition);
var smudgeLayers = world.WorldActor.TraitsImplementing<SmudgeLayer>().ToDictionary(x => x.Info.Type);
var minRange = (Size.Length > 1 && Size[1] > 0) ? Size[1] : 0;
var allCells = world.Map.FindTilesInAnnulus(targetTile, minRange, Size[0]);
// Draw the smudges:
foreach (var sc in allCells)
{
var smudgeType = world.Map.GetTerrainInfo(sc).AcceptsSmudgeType.FirstOrDefault(SmudgeType.Contains);
if (smudgeType == null) continue;
SmudgeLayer smudgeLayer;
if (!smudgeLayers.TryGetValue(smudgeType, out smudgeLayer))
throw new NotImplementedException("Unknown smudge type `{0}`".F(smudgeType));
smudgeLayer.AddSmudge(sc);
}
}
}
}