Files
OpenRA/OpenRA.Mods.Common/Traits/RegionProximityCapturable.cs
2023-12-03 17:14:47 +00:00

72 lines
2.3 KiB
C#

#region Copyright & License Information
/*
* Copyright (c) The OpenRA Developers and Contributors
* 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;
using System.Collections.Generic;
using System.Linq;
using OpenRA.Graphics;
using OpenRA.Mods.Common.Graphics;
using OpenRA.Primitives;
namespace OpenRA.Mods.Common.Traits
{
[Desc("Actor can be captured by units entering a certain set of cells.")]
public class RegionProximityCapturableInfo : ProximityCapturableBaseInfo
{
[Desc("Set of cell offsets (relative to the actor's Location) the " + nameof(ProximityCaptor) + " needs to be in to initiate the capture. ",
"A 'Region' ActorInit can be used to override this value per actor. If either is empty or non-existent, ",
"the immediately neighboring cells of the actor will be used.")]
public readonly CVec[] Region = Array.Empty<CVec>();
public override object Create(ActorInitializer init) { return new RegionProximityCapturable(init, this); }
}
public class RegionProximityCapturable : ProximityCapturableBase
{
readonly CVec[] offsets;
CPos[] region;
public RegionProximityCapturable(ActorInitializer init, RegionProximityCapturableInfo info)
: base(init, info)
{
offsets = init.GetValue<RegionInit, CVec[]>(info, info.Region);
}
protected override int CreateTrigger(Actor self)
{
region = offsets.Select(o => o + self.Location).ToArray();
if (region.Length == 0)
region = Util.ExpandFootprint(new List<CPos> { self.Location }, true).ToArray();
return self.World.ActorMap.AddCellTrigger(region, ActorEntered, ActorLeft);
}
protected override void RemoveTrigger(Actor self, int trigger)
{
self.World.ActorMap.RemoveCellTrigger(trigger);
}
protected override void TickInner(Actor self) { }
protected override IRenderable GetRenderable(Actor self, WorldRenderer wr)
{
return new BorderedRegionRenderable(region, self.Owner.Color, 1, Color.Black, 3);
}
}
public class RegionInit : ValueActorInit<CVec[]>
{
public RegionInit(CVec[] value)
: base(value) { }
}
}