64 lines
2.1 KiB
C#
64 lines
2.1 KiB
C#
using System.Numerics;
|
|
using Content.Shared.Hands.Components;
|
|
using Content.Shared.Hands.EntitySystems;
|
|
using Content.Shared.Standing;
|
|
using Content.Shared.Throwing;
|
|
using Robust.Shared.Physics.Components;
|
|
using Robust.Shared.Random;
|
|
|
|
namespace Content.Server.Standing;
|
|
|
|
public sealed class StandingStateSystem : EntitySystem
|
|
{
|
|
[Dependency] private readonly IRobustRandom _random = default!;
|
|
[Dependency] private readonly SharedHandsSystem _handsSystem = default!;
|
|
[Dependency] private readonly ThrowingSystem _throwingSystem = default!;
|
|
[Dependency] private readonly SharedTransformSystem _transformSystem = default!;
|
|
|
|
private void FallOver(EntityUid uid, StandingStateComponent component, DropHandItemsEvent args)
|
|
{
|
|
var direction = EntityManager.TryGetComponent(uid, out PhysicsComponent? comp) ? comp.LinearVelocity / 50 : Vector2.Zero;
|
|
var dropAngle = _random.NextFloat(0.8f, 1.2f);
|
|
|
|
var fellEvent = new FellDownEvent(uid);
|
|
RaiseLocalEvent(uid, fellEvent, false);
|
|
|
|
if (!TryComp(uid, out HandsComponent? handsComp))
|
|
return;
|
|
|
|
var worldRotation = _transformSystem.GetWorldRotation(uid).ToVec();
|
|
foreach (var hand in handsComp.Hands.Values)
|
|
{
|
|
if (hand.HeldEntity is not EntityUid held)
|
|
continue;
|
|
|
|
if (!_handsSystem.TryDrop(uid, hand, null, checkActionBlocker: false, handsComp: handsComp))
|
|
continue;
|
|
|
|
_throwingSystem.TryThrow(held,
|
|
_random.NextAngle().RotateVec(direction / dropAngle + worldRotation / 50),
|
|
0.5f * dropAngle * _random.NextFloat(-0.9f, 1.1f),
|
|
uid, 0);
|
|
}
|
|
}
|
|
|
|
public override void Initialize()
|
|
{
|
|
base.Initialize();
|
|
SubscribeLocalEvent<StandingStateComponent, DropHandItemsEvent>(FallOver);
|
|
}
|
|
|
|
}
|
|
|
|
/// <summary>
|
|
/// Raised after an entity falls down.
|
|
/// </summary>
|
|
public sealed class FellDownEvent : EntityEventArgs
|
|
{
|
|
public EntityUid Uid { get; }
|
|
public FellDownEvent(EntityUid uid)
|
|
{
|
|
Uid = uid;
|
|
}
|
|
}
|