using UnityEngine;

namespace BaseGames.Camera
{
    /// <summary>
    /// 标记房间的可见区域（多边形）。供 CinemachineConfiner2D 使用。
    /// [ExecuteAlways] 确保编辑器中碰撞体立即更新。
    /// </summary>
    [ExecuteAlways]
    [RequireComponent(typeof(PolygonCollider2D))]
    public class RoomVisibleArea : MonoBehaviour
    {
        private PolygonCollider2D _collider;

        private void Awake()
        {
            _collider = GetComponent<PolygonCollider2D>();
            _collider.isTrigger = true;
        }

        public PolygonCollider2D Collider
        {
            get
            {
                if (_collider == null) _collider = GetComponent<PolygonCollider2D>();
                return _collider;
            }
        }
    }
}