C++ PlayerPointer::HasSpell方法代码示例

  void OnQuestStart(PlayerPointer mTarget, QuestLogEntry * qLogEntry)
  {
    if(!mTarget)
		return;
    if(!mTarget->HasSpell(30829))
      mTarget->CastSpell(mTarget, 30829, true);
  }

void WorldSession::HandleLearnTalentOpcode( WorldPacket & recv_data )
{
	if(!_player->IsInWorld()) return;
 	 
	uint32 talent_id, requested_rank, unk;
	unsigned int i;
	recv_data >> talent_id >> requested_rank >> unk;

	uint32 CurTalentPoints =  GetPlayer()->GetUInt32Value(PLAYER_CHARACTER_POINTS1);
	if(CurTalentPoints == 0)
		return;

	if (requested_rank > 4)
		return;

/*	unsigned int numRows = sTalentStore.GetNumRows();
	TalentEntry *talentInfo=NULL ;
	for (unsigned int i = 0; i < numRows; i++)		  // Loop through all talents.
	{
		TalentEntry *t= sTalentStore.LookupEntry( i );
		if(t->TalentID==talent_id)
		{
			talentInfo=t;
			break;
		}
	}*/
	TalentEntry * talentInfo = dbcTalent.LookupEntryForced(talent_id);
	if(!talentInfo)return;
  
	PlayerPointer player = GetPlayer();

	// Check if it requires another talent
	if (talentInfo->DependsOn > 0)
	{
		TalentEntry *depTalentInfo = NULL;
		/*for (unsigned int i = 0; i < numRows; i++)		  // Loop through all talents.
		{
			TalentEntry *t= sTalentStore.LookupEntry( i );
			if(t->TalentID==talentInfo->DependsOn)
			{
				depTalentInfo=t;
				break;
			}
		}*/
		depTalentInfo = dbcTalent.LookupEntryForced(talentInfo->DependsOn);
		if (depTalentInfo)
		{
			bool hasEnoughRank = false;
			for (int i = talentInfo->DependsOnRank; i < 5; i++)
			{
				if (depTalentInfo->RankID[i] != 0)
				{
					if (player->HasSpell(depTalentInfo->RankID[i]))
					{
						hasEnoughRank = true;
						break;
					}
				}
			}
			if (!hasEnoughRank)
				return;
		}
	}

	// Find out how many points we have in this field
	uint32 spentPoints = 0;

	uint32 tTree = talentInfo->TalentTree;
	uint32 cl = _player->getClass();

	for(i = 0; i < 3; ++i)
		if(tTree == TalentTreesPerClass[cl][i])
			break;

	if(i == 3)
	{
		// cheater!
		Disconnect();
		return;
	}

	if (talentInfo->Row > 0)
	{
		for (i = 0; i < dbcTalent.GetNumRows(); i++)		  // Loop through all talents.
		{
			// Someday, someone needs to revamp
			TalentEntry *tmpTalent = dbcTalent.LookupRow(i);
			if (tmpTalent)								  // the way talents are tracked
			{
				if (tmpTalent->TalentTree == tTree)
				{
					for (int j = 0; j < 5; j++)
					{
						if (tmpTalent->RankID[j] != 0)
						{
							if (player->HasSpell(tmpTalent->RankID[j]))
							{
								spentPoints += j + 1;
							//	break;
							}
//.........这里部分代码省略.........

    void GossipSelectOption(ObjectPointer pObject, PlayerPointer plr, uint32 Id, uint32 IntId, const char * Code)
    {
		GossipMenu * Menu;
		switch (IntId)	// switch and case 0 can be deleted, but I added it, because in future maybe we will have to expand script with more options.
		{
			case 0:
				GossipHello(pObject, plr, true);
				break;

			case 1:
			{
				if (!plr->_HasSkillLine(164) || plr->_GetSkillLineCurrent(164, false) < 300)
				{
				    //pCreature->SendChatMessage(CHAT_MSG_MONSTER_SAY, LANG_UNIVERSAL, "Only skilled blacksmiths can obtain this knowledge." );
					SendQuickMenu(20001);
				}
		
				else if (!plr->HasSpell(9787))
				{
					//pCreature->SendChatMessage(CHAT_MSG_MONSTER_SAY, LANG_UNIVERSAL, "You need to know Weaponsmith first to learn anything more from me." );
					SendQuickMenu(20002);
				}
		
				else if (plr->HasSpell(17040))
				{
					//pCreature->SendChatMessage(CHAT_MSG_MONSTER_SAY, LANG_UNIVERSAL, "You already know that." );
					SendQuickMenu(20003);
				}
	
				else if (plr->HasSpell(17041) || plr->HasSpell(17039) || plr->HasSpell(9788))
				{
					//pCreature->SendChatMessage(CHAT_MSG_MONSTER_SAY, LANG_UNIVERSAL, "You already know one specialization." );
					SendQuickMenu(20004);
				}
		
				else
				{
					if ( plr->GetUInt32Value(PLAYER_FIELD_COINAGE) < 600 )
					{
						//pCreature->SendChatMessage(CHAT_MSG_MONSTER_SAY, LANG_UNIVERSAL, "You need 6 silver coins to learn this skill.");
						SendQuickMenu(20005);
					}
		
					else
					{
						//pCreature->SendChatMessage(CHAT_MSG_MONSTER_SAY, LANG_UNIVERSAL, "Make good use of this knowledge." );
						SendQuickMenu(20006);
						CreaturePointer Trainer = TO_CREATURE(pObject);
						Trainer->CastSpell(plr, 39099, true);
						int32 gold = plr->GetUInt32Value(PLAYER_FIELD_COINAGE);
						plr->SetUInt32Value(PLAYER_FIELD_COINAGE, gold - 600);
					}	
				}
			}break;

			case 2:
			{
				if (!plr->HasSpell(17040))
				{
					SendQuickMenu(20007);
				}

				else if ((plr->GetUInt32Value(PLAYER_FIELD_COINAGE) < 250000 && plr->getLevel() <= 50) ||
						(plr->GetUInt32Value(PLAYER_FIELD_COINAGE) < 500000 && plr->getLevel() > 50 && plr->getLevel() <= 65) ||
						(plr->GetUInt32Value(PLAYER_FIELD_COINAGE) < 1000000 && plr->getLevel() > 65))
				{
					SendQuickMenu(20008);
				}

				else
				{
					int32 unlearnGold;
					if (plr->getLevel() <= 50)
						unlearnGold = 250000;
					if (plr->getLevel() > 50 && plr->getLevel() <= 65)
						unlearnGold = 500000;
					if (plr->getLevel() > 65)
						unlearnGold = 1000000;

                    plr->SetUInt32Value(PLAYER_FIELD_COINAGE, plr->GetUInt32Value(PLAYER_FIELD_COINAGE) - unlearnGold);
					plr->removeSpell(17040, false, false, 0);
					SendQuickMenu(20009);
				}
			}break;
		}
	}