Files
OpenRA/OpenRA.Mods.Common/Traits/RevealsShroud.cs

73 lines
2.0 KiB
C#

#region Copyright & License Information
/*
* Copyright 2007-2020 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, either version 3 of
* the License, or (at your option) any later version. For more
* information, see COPYING.
*/
#endregion
using System.Linq;
using OpenRA.Traits;
namespace OpenRA.Mods.Common.Traits
{
public class RevealsShroudInfo : AffectsShroudInfo
{
[Desc("Stance the watching player needs to see the shroud removed.")]
public readonly Stance ValidStances = Stance.Ally;
[Desc("Can this actor reveal shroud generated by the GeneratesShroud trait?")]
public readonly bool RevealGeneratedShroud = true;
public override object Create(ActorInitializer init) { return new RevealsShroud(init.Self, this); }
}
public class RevealsShroud : AffectsShroud
{
readonly RevealsShroudInfo info;
readonly Shroud.SourceType type;
IRevealsShroudModifier[] rangeModifiers;
public RevealsShroud(Actor self, RevealsShroudInfo info)
: base(self, info)
{
this.info = info;
type = info.RevealGeneratedShroud ? Shroud.SourceType.Visibility
: Shroud.SourceType.PassiveVisibility;
}
protected override void Created(Actor self)
{
base.Created(self);
rangeModifiers = self.TraitsImplementing<IRevealsShroudModifier>().ToArray();
}
protected override void AddCellsToPlayerShroud(Actor self, Player p, PPos[] uv)
{
if (!info.ValidStances.HasStance(p.Stances[self.Owner]))
return;
p.Shroud.AddSource(this, type, uv);
}
protected override void RemoveCellsFromPlayerShroud(Actor self, Player p) { p.Shroud.RemoveSource(this); }
public override WDist Range
{
get
{
if (CachedTraitDisabled)
return WDist.Zero;
var revealsShroudModifier = rangeModifiers.Select(x => x.GetRevealsShroudModifier());
var range = Util.ApplyPercentageModifiers(Info.Range.Length, revealsShroudModifier);
return new WDist(range);
}
}
}
}