124 lines
4.1 KiB
C#
124 lines
4.1 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2020 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.Collections.Generic;
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using System.Linq;
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using OpenRA.Mods.Common.Effects;
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using OpenRA.Primitives;
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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("Can be paradropped by a ParaDrop actor.")]
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public class ParachutableInfo : ITraitInfo, Requires<IPositionableInfo>
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{
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[Desc("If we land on invalid terrain for my actor type should we be killed?")]
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public readonly bool KilledOnImpassableTerrain = true;
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[Desc("Types of damage that this trait causes to self when 'KilledOnImpassableTerrain' is true. Leave empty for no damage types.")]
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public readonly BitSet<DamageType> DamageTypes = default(BitSet<DamageType>);
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[Desc("Image where Ground/WaterCorpseSequence is looked up.")]
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public readonly string Image = "explosion";
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[SequenceReference("Image")]
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public readonly string GroundCorpseSequence = null;
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[PaletteReference]
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public readonly string GroundCorpsePalette = "effect";
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public readonly string GroundImpactSound = null;
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[SequenceReference("Image")]
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public readonly string WaterCorpseSequence = null;
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[PaletteReference]
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public readonly string WaterCorpsePalette = "effect";
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[Desc("Terrain types on which to display WaterCorpseSequence.")]
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public readonly HashSet<string> WaterTerrainTypes = new HashSet<string> { "Water" };
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public readonly string WaterImpactSound = null;
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public readonly int FallRate = 13;
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[GrantedConditionReference]
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[Desc("The condition to grant to self while parachuting.")]
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public readonly string ParachutingCondition = null;
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public object Create(ActorInitializer init) { return new Parachutable(init.Self, this); }
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}
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public class Parachutable : INotifyCreated, INotifyParachute
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{
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readonly ParachutableInfo info;
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readonly IPositionable positionable;
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public Actor IgnoreActor;
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ConditionManager conditionManager;
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int parachutingToken = ConditionManager.InvalidConditionToken;
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public Parachutable(Actor self, ParachutableInfo info)
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{
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this.info = info;
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positionable = self.Trait<IPositionable>();
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}
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public bool IsInAir { get; private set; }
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void INotifyCreated.Created(Actor self)
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{
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conditionManager = self.TraitOrDefault<ConditionManager>();
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}
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void INotifyParachute.OnParachute(Actor self)
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{
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IsInAir = true;
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if (conditionManager != null && parachutingToken == ConditionManager.InvalidConditionToken && !string.IsNullOrEmpty(info.ParachutingCondition))
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parachutingToken = conditionManager.GrantCondition(self, info.ParachutingCondition);
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self.NotifyBlocker(self.Location);
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}
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void INotifyParachute.OnLanded(Actor self)
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{
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IsInAir = false;
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if (parachutingToken != ConditionManager.InvalidConditionToken)
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parachutingToken = conditionManager.RevokeCondition(self, parachutingToken);
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if (!info.KilledOnImpassableTerrain)
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return;
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var cell = self.Location;
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if (positionable.CanEnterCell(cell, self))
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return;
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if (IgnoreActor != null && !self.World.ActorMap.GetActorsAt(cell)
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.Any(a => a != IgnoreActor && a != self && self.World.Map.DistanceAboveTerrain(a.CenterPosition) == WDist.Zero))
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return;
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var onWater = info.WaterTerrainTypes.Contains(self.World.Map.GetTerrainInfo(cell).Type);
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var sound = onWater ? info.WaterImpactSound : info.GroundImpactSound;
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Game.Sound.Play(SoundType.World, sound, self.CenterPosition);
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var sequence = onWater ? info.WaterCorpseSequence : info.GroundCorpseSequence;
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var palette = onWater ? info.WaterCorpsePalette : info.GroundCorpsePalette;
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if (!string.IsNullOrEmpty(info.Image) && !string.IsNullOrEmpty(sequence) && palette != null)
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self.World.AddFrameEndTask(w => w.Add(new SpriteEffect(self.OccupiesSpace.CenterPosition, w, info.Image, sequence, palette)));
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self.Kill(self, info.DamageTypes);
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}
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}
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}
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