tbd-station-14/Content.Shared/Placeable/SharedPlaceableSurfaceComponent.cs

using System;
using Robust.Shared.GameObjects;
using Robust.Shared.GameStates;
using Robust.Shared.Maths;
using Robust.Shared.Serialization;

namespace Content.Shared.Placeable
{
    [NetworkedComponent()]
    public abstract class SharedPlaceableSurfaceComponent : Component
    {
        public override string Name => "PlaceableSurface";
        public virtual bool IsPlaceable { get; set; }
        public virtual bool PlaceCentered { get; set; }
        public virtual Vector2 PositionOffset { get; set; }
    }

    [Serializable, NetSerializable]
    public class PlaceableSurfaceComponentState : ComponentState
    {
        public readonly bool IsPlaceable;
        public readonly bool PlaceCentered;
        public readonly Vector2 PositionOffset;

        public PlaceableSurfaceComponentState(bool placeable, bool centered, Vector2 offset)
        {
            IsPlaceable = placeable;
            PlaceCentered = centered;
            PositionOffset = offset;
        }
    }
}