/// <summary> /// Get next usable id /// </summary> /// <returns>next usable r bangou</returns> public int GetNextRBangou(int id, int skip) { foreach (DrawObject o in _mokkanObjList.Skip(skip)) { if (o.MokkanInfo.RBangou == id) { return(GetNextRBangou(id + 1, skip)); } } return(id); }