protected override GoalEntity CreateGoalEx(int goalKind)
        {
            GoalEntity result = null;

            switch (goalKind)
            {
            case GoalKind.gk_Travel:
                result = new TravelGoal(this);
                break;

            case GoalKind.gk_PointGuard:
                result = new PointGuardGoal(this);
                break;

            case GoalKind.gk_ItemAcquire:
                result = new ItemAcquireGoal(this);
                break;

            case GoalKind.gk_EnemyChase:
                result = new EnemyChaseGoal(this);
                break;

            case GoalKind.gk_EnemyEvade:
                result = new EnemyEvadeGoal(this);
                break;

            case GoalKind.gk_AreaGuard:
                result = new AreaGuardGoal(this);
                break;

            case GoalKind.gk_ShopReturn:
                result = new ShopReturnGoal(this);
                break;

            case GoalKind.gk_PlayerFind:
                result = new PlayerFindGoal(this);
                break;

            case GoalKind.gk_Escort:
                result = new EscortGoal(this);
                break;

            case GoalKind.gk_Flock:
                result = new FlockGoal(this);
                break;

            case GoalKind.gk_DebtTake:
                result = new DebtTakeGoal(this);
                break;

            case GoalKind.gk_WareReturn:
                result = new WareReturnGoal(this);
                break;

            case GoalKind.gk_Stalk:
                result = new StalkGoal(this);
                break;
            }
            return(result);
        }
        protected virtual void PrepareChase(CreatureEntity enemy, AttackRisk risk, bool canMove)
        {
            EnemyChaseGoal chaseGoal = (EnemyChaseGoal)FindGoalByKind(GoalKind.gk_EnemyChase);

            if (chaseGoal == null || !chaseGoal.Enemy.Equals(enemy))
            {
                chaseGoal         = ((EnemyChaseGoal)CreateGoal(GoalKind.gk_EnemyChase));
                chaseGoal.Enemy   = enemy;
                chaseGoal.Risk    = risk;
                chaseGoal.CanMove = canMove;
            }
        }