Files
tbd-station-14/Content.Shared/Interaction/IInteractUsing.cs
2022-02-22 21:58:06 -07:00

95 lines
3.3 KiB
C#

using System;
using System.Threading.Tasks;
using JetBrains.Annotations;
using Robust.Shared.Analyzers;
using Robust.Shared.GameObjects;
using Robust.Shared.Map;
using Robust.Shared.Utility;
namespace Content.Shared.Interaction
{
/// <summary>
/// This interface gives components behavior when their entity is clicked on by a user with an object in their hand
/// who is in range and has unobstructed reach of the target entity (allows inside blockers). This includes
/// clicking on an object in the world as well as clicking on an object in inventory.
/// </summary>
[RequiresExplicitImplementation]
public interface IInteractUsing
{
/// <summary>
/// The interaction priority. Higher numbers get called first.
/// </summary>
/// <value>Priority defaults to 0</value>
int Priority => 0;
/// <summary>
/// Called when using one object on another when user is in range of the target entity.
/// </summary>
[Obsolete("Use InteractUsingMessage instead")]
Task<bool> InteractUsing(InteractUsingEventArgs eventArgs);
}
public sealed class InteractUsingEventArgs : EventArgs, ITargetedInteractEventArgs
{
public InteractUsingEventArgs(EntityUid user, EntityCoordinates clickLocation, EntityUid @using, EntityUid target)
{
User = user;
ClickLocation = clickLocation;
Using = @using;
Target = target;
}
public EntityUid User { get; }
public EntityCoordinates ClickLocation { get; }
public EntityUid Using { get; }
public EntityUid Target { get; }
}
/// <summary>
/// Raised when a target entity is interacted with by a user while holding an object in their hand.
/// </summary>
[PublicAPI]
public sealed class InteractUsingEvent : HandledEntityEventArgs
{
/// <summary>
/// Entity that triggered the interaction.
/// </summary>
public EntityUid User { get; }
/// <summary>
/// Entity that the user used to interact.
/// </summary>
public EntityUid Used { get; }
/// <summary>
/// Entity that was interacted on.
/// </summary>
public EntityUid Target { get; }
/// <summary>
/// The original location that was clicked by the user.
/// </summary>
public EntityCoordinates ClickLocation { get; }
/// <summary>
/// If true, this prediction is also being predicted client-side. So care has to be taken to avoid audio
/// duplication.
/// </summary>
public bool Predicted { get; }
public InteractUsingEvent(EntityUid user, EntityUid used, EntityUid target, EntityCoordinates clickLocation, bool predicted = false)
{
// Interact using should not have the same used and target.
// That should be a use-in-hand event instead.
// If this is not the case, can lead to bugs (e.g., attempting to merge a item stack into itself).
DebugTools.Assert(used != target);
User = user;
Used = used;
Target = target;
ClickLocation = clickLocation;
Predicted = predicted;
}
}
}