AI.BaseAI.ActiveAttackPlay C# (CSharp) Method

        protected virtual void ActiveAttackPlay()
        {
            if (mAiInfo.nType != Define.MONSTER_TYPE_ACTIVE) return;//不是主动怪物-
            //寻找目标需要时间--
            if (System.Environment.TickCount - mnActiveAttackTick < Define.MONSTER_ACTIVEATTACK_TIME * 1000)
            {
                return;
            }
            mnActiveAttackTick = System.Environment.TickCount;
            GameStruct.Point point = null;
            GameStruct.Point newPoint = null;
            BaseObject newObj = null;
            if (TargetObj == null &&
                System.Environment.TickCount - mnLastMoveTick > mAiInfo.nMove_Speed &&
                SelObj.GetVisibleList().Count > 0
                )
            {
                foreach (RefreshObject refobj in SelObj.GetVisibleList().Values)
                {
                    if(refobj.obj.type != OBJECTTYPE.PLAYER && //只攻击角色与幻兽与暗黑龙骑的守护骑士
                        refobj.obj.type != OBJECTTYPE.EUDEMON &&
                        refobj.obj.type != OBJECTTYPE.GUARDKNIGHT &&
                        refobj.obj.type != OBJECTTYPE.MONSTER &&
                        refobj.obj.type != OBJECTTYPE.CALLOBJECT)
                    {
                        continue;
                    }
                    //如果是暗杀邪龙. 不攻击主人

                    if (!SelObj.CanPK(refobj.obj))
                    {
                        continue;
                    }
                    point = new GameStruct.Point();
                    point.x = (short)Math.Abs(refobj.obj.GetCurrentX() - SelObj.GetCurrentX());
                    point.y = (short)Math.Abs(refobj.obj.GetCurrentY() - SelObj.GetCurrentY());
                    if (newPoint == null)
                    {
                        newPoint = point;
                        newObj = refobj.obj;
                    }
                    if(point.x < newPoint.x &&
                        point.y < newPoint.y)
                    {
                        newPoint = point;
                        newObj = refobj.obj;
                    }
                }
                if (newObj != null)
                {
                    //设置为攻击状态
                    TargetObj = newObj;
                    nState = BaseAI.ATTACK;
                    mnLastMoveTick = System.Environment.TickCount;
                }

            }
        }