gistfile1.cs

    public interface IInteractable {
        bool CanInteract (IHasBounds interactor);
        void BeginInteract (IHasBounds interactor);
        void EndInteract (IHasBounds interactor);
        string GetInteractLegend ();
    }

    public interface IUpdateable {
        bool AllowWake { get; }
        bool AllowSleep { get; }
        void Update ();
    }

    public interface ICollidable : IHasAnchor {
        DrawablePolygon[] GetCollisionList ();
        bool ShouldObstruct (ICollidable obj);
    }

    public interface IStandable {
        float? ComputeStandingY (float x1, float x2, float y);
    }

    public interface IHasHealth {
        float Health { get; }
        bool Injure (IHasAnchor source, float damage);
    }

    public interface IRider : ICollidable {
        void BeginRiding (IRideable riding);
        void StopRiding (IRideable riding);
    }

    public interface IRideable : ICollidable {
        bool TryBeginRiding (IRider rider);
        bool TryStopRiding (IRider rider);
    }

    public interface IClingable {
        bool Clingable {
            get;
        }
    }