105 lines
3.1 KiB
C#
105 lines
3.1 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2015 The OpenRA Developers (see AUTHORS)
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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. For more information,
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* see COPYING.
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*/
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#endregion
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using System.Collections.Generic;
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using System.Linq;
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using OpenRA.Mods.Common.Warheads;
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using OpenRA.Traits;
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namespace OpenRA.Mods.Common.Traits
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{
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[Desc("Make the unit go prone when under attack, in an attempt to reduce damage.")]
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public class TakeCoverInfo : TurretedInfo
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{
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[Desc("How long (in ticks) the actor remains prone.")]
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public readonly int ProneTime = 100;
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[Desc("Prone movement speed as a percentage of the normal speed.")]
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public readonly int SpeedModifier = 50;
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[FieldLoader.Require]
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[Desc("Damage types that trigger prone state. Defined on the warheads.")]
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public readonly string[] DamageTriggers = null;
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[FieldLoader.LoadUsing("LoadModifiers")]
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[Desc("Damage modifiers for each damage type (defined on the warheads) while the unit is prone.")]
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public readonly Dictionary<string, int> DamageModifiers = new Dictionary<string, int>();
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public readonly WVec ProneOffset = new WVec(85, 0, -171);
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[SequenceReference(null, true)] public readonly string ProneSequencePrefix = "prone-";
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public override object Create(ActorInitializer init) { return new TakeCover(init, this); }
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public static object LoadModifiers(MiniYaml yaml)
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{
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var md = yaml.ToDictionary();
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return md.ContainsKey("DamageModifiers")
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? md["DamageModifiers"].ToDictionary(my => FieldLoader.GetValue<int>("(value)", my.Value))
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: new Dictionary<string, int>();
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}
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}
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public class TakeCover : Turreted, INotifyDamage, IDamageModifier, ISpeedModifier, ISync, IRenderInfantrySequenceModifier
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{
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readonly TakeCoverInfo info;
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[Sync] int remainingProneTime = 0;
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bool IsProne { get { return remainingProneTime > 0; } }
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public bool IsModifyingSequence { get { return IsProne; } }
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public string SequencePrefix { get { return info.ProneSequencePrefix; } }
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public TakeCover(ActorInitializer init, TakeCoverInfo info)
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: base(init, info)
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{
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this.info = info;
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}
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public void Damaged(Actor self, AttackInfo e)
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{
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var warhead = e.Warhead as DamageWarhead;
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if (e.Damage <= 0 || warhead == null || !warhead.DamageTypes.Any(x => info.DamageTriggers.Contains(x)))
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return;
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if (!IsProne)
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localOffset = info.ProneOffset;
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remainingProneTime = info.ProneTime;
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}
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public override void Tick(Actor self)
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{
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base.Tick(self);
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if (IsProne && --remainingProneTime == 0)
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localOffset = WVec.Zero;
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}
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public int GetDamageModifier(Actor attacker, IWarhead warhead)
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{
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if (!IsProne)
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return 100;
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var damageWh = warhead as DamageWarhead;
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if (damageWh == null)
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return 100;
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var modifierPercentages = info.DamageModifiers.Where(x => damageWh.DamageTypes.Contains(x.Key)).Select(x => x.Value);
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return Util.ApplyPercentageModifiers(100, modifierPercentages);
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}
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public int GetSpeedModifier()
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{
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return IsProne ? info.SpeedModifier : 100;
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}
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}
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}
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