40 lines
1011 B
C#
40 lines
1011 B
C#
using System.Numerics;
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using Robust.Shared.Map;
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namespace Content.Shared.Random.Rules;
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/// <summary>
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/// Returns true if on a grid or in range of one.
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/// </summary>
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public sealed partial class GridInRangeRule : RulesRule
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{
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[DataField]
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public float Range = 10f;
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public override bool Check(EntityManager entManager, EntityUid uid)
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{
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if (!entManager.TryGetComponent(uid, out TransformComponent? xform))
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{
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return false;
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}
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if (xform.GridUid != null)
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{
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return !Inverted;
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}
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var transform = entManager.System<SharedTransformSystem>();
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var mapManager = IoCManager.Resolve<IMapManager>();
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var worldPos = transform.GetWorldPosition(xform);
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var gridRange = new Vector2(Range, Range);
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foreach (var _ in mapManager.FindGridsIntersecting(xform.MapID, new Box2(worldPos - gridRange, worldPos + gridRange)))
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{
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return !Inverted;
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}
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return Inverted;
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}
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}
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