f2b5040d30
Removed invalid spacing at the end of the line 36 in ThrowsShrapnel Prevented NullReferenceException in cases where weapons aren't optional
103 lines
3.2 KiB
C#
103 lines
3.2 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2017 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, 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.Linq;
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using OpenRA.GameRules;
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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("Throws particles when the actor is destroyed that do damage on impact.")]
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public class ThrowsShrapnelInfo : ITraitInfo, IRulesetLoaded
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{
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[WeaponReference, FieldLoader.Require]
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[Desc("The weapons used for shrapnel.")]
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public readonly string[] Weapons = { };
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[Desc("The amount of pieces of shrapnel to expel. Two values indicate a range.")]
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public readonly int[] Pieces = { 3, 10 };
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[Desc("The minimum and maximum distances the shrapnel may travel.")]
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public readonly WDist[] Range = { WDist.FromCells(2), WDist.FromCells(5) };
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public WeaponInfo[] WeaponInfos { get; private set; }
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public object Create(ActorInitializer actor) { return new ThrowsShrapnel(this); }
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public void RulesetLoaded(Ruleset rules, ActorInfo ai)
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{
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WeaponInfos = Weapons.Select(w =>
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{
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WeaponInfo weapon;
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var weaponToLower = w.ToLowerInvariant();
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if (!rules.Weapons.TryGetValue(weaponToLower, out weapon))
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throw new YamlException("Weapons Ruleset does not contain an entry '{0}'".F(weaponToLower));
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return weapon;
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}).ToArray();
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}
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}
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class ThrowsShrapnel : INotifyKilled
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{
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readonly ThrowsShrapnelInfo info;
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public ThrowsShrapnel(ThrowsShrapnelInfo info)
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{
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this.info = info;
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}
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public void Killed(Actor self, AttackInfo attack)
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{
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foreach (var wep in info.WeaponInfos)
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{
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var pieces = self.World.SharedRandom.Next(info.Pieces[0], info.Pieces[1]);
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var range = self.World.SharedRandom.Next(info.Range[0].Length, info.Range[1].Length);
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for (var i = 0; pieces > i; i++)
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{
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var rotation = WRot.FromFacing(self.World.SharedRandom.Next(1024));
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var args = new ProjectileArgs
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{
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Weapon = wep,
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Facing = self.World.SharedRandom.Next(-1, 255),
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DamageModifiers = self.TraitsImplementing<IFirepowerModifier>()
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.Select(a => a.GetFirepowerModifier()).ToArray(),
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InaccuracyModifiers = self.TraitsImplementing<IInaccuracyModifier>()
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.Select(a => a.GetInaccuracyModifier()).ToArray(),
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RangeModifiers = self.TraitsImplementing<IRangeModifier>()
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.Select(a => a.GetRangeModifier()).ToArray(),
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Source = self.CenterPosition,
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CurrentSource = () => self.CenterPosition,
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SourceActor = self,
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PassiveTarget = self.CenterPosition + new WVec(range, 0, 0).Rotate(rotation)
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};
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self.World.AddFrameEndTask(x =>
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{
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if (args.Weapon.Projectile != null)
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{
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var projectile = args.Weapon.Projectile.Create(args);
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if (projectile != null)
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self.World.Add(projectile);
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if (args.Weapon.Report != null && args.Weapon.Report.Any())
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Game.Sound.Play(SoundType.World, args.Weapon.Report.Random(self.World.SharedRandom), self.CenterPosition);
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}
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});
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}
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}
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}
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}
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}
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