C++ Town类代码示例

//--------- Begin of function Unit::deinit_unit_mode ---------//
//
void Unit::deinit_unit_mode()
{
	if( sys.signal_exit_flag )
		return;

	//----- this unit was defending the town before it gets killed ----//

	if(unit_mode==UNIT_MODE_TOWN_DEFENDER)
	{
		if(!town_array.is_deleted(unit_mode_para))
		{
			Town *townPtr = town_array[unit_mode_para];

			if(nation_recno == townPtr->nation_recno)
				townPtr->reduce_defender_count();
		}

		set_mode(0);      // reset mode
	}

	// ###### begin Gilbert 30/4 #########//
	else if( unit_mode == UNIT_MODE_CAMP_DEFENDER )
	{
		// no extra action needed other than reset mode
//		if(!firm_array.is_deleted(unit_mode_para))
//		{
//			Firm *firmPtr = firm_array[unit_mode_para];
//			if(nation_recno == firmPtr->nation_recno)
//				firmPtr->reduce_defender_count();
//		}

		set_mode(0);      // reset mode
	}
	// ###### end Gilbert 30/4 #########//

/*
   //----- this is a monster unit defending its town ------//

	else if( unit_mode==UNIT_MODE_MONSTER && unit_mode_para )
	{
		if(((UnitMonster*)this)->monster_action_mode!=MONSTER_ACTION_DEFENSE)
			return;

		FirmMonster* firmMonster = (FirmMonster*) firm_array[unit_mode_para];

		err_when( firmMonster->firm_id != FIRM_MONSTER );

		firmMonster->reduce_defender_count(rank_id);
	}
*/
}

//------- Begin of function Town::think_ai_migrate_to_town --------//
//
// Think about the town to migrate to.
//
int Town::think_ai_migrate_to_town()
{
	//------ think about which town to migrate to ------//

	Nation* nationPtr = nation_array[nation_recno];
	int 	 curRating, bestRating=0, bestTownRecno=0;
	short  *aiTownPtr = nationPtr->ai_town_array;
	int	 majorityRace = majority_race();
	Town	 *townPtr;

	for(int i=0; i<nationPtr->ai_town_count; i++, aiTownPtr++)
	{
		if( town_recno == *aiTownPtr )
			continue;

		townPtr = town_array[*aiTownPtr];

		err_when( townPtr->nation_recno != nation_recno );

		if( !townPtr->is_base_town )		// only migrate to base towns
			continue;

		if( townPtr->region_id != region_id )
			continue;

		if( population > MAX_TOWN_POPULATION-townPtr->population )		// if the town does not have enough space for the migration
			continue;

		//--------- compare the ratings ---------//

		curRating = 1000 * townPtr->race_pop_array[majorityRace-1] / townPtr->population;	// *1000 so that this will have a much bigger weight than the distance rating

		curRating += world.distance_rating( center_x, center_y, townPtr->center_x, townPtr->center_y );

		if( curRating > bestRating )
		{
			//--- if there is a considerable population of this race, then must migrate to a town with the same race ---//

			if( race_pop_array[majorityRace-1] >= 6 )
			{
				if( townPtr->majority_race() != majorityRace )				// must be commented out otherwise low population town will never be optimized
					continue;
			}

			bestRating   = curRating;
			bestTownRecno = townPtr->town_recno;
		}
	}

	return bestTownRecno;
}

// -----------------------------------------------------------------
// Name : findTown
// -----------------------------------------------------------------
Town * Map::findTown(u32 uTownId)
{
    // Loop through map
    for (int x = 0; x < m_iWidth; x++)
    {
        for (int y = 0; y < m_iHeight; y++)
        {
            Town * pTown = (Town*) (m_pTiles[x][y])->getFirstMapObject(GOTYPE_TOWN);
            if (pTown != NULL && pTown->getId() == uTownId)
                return pTown;
        }
    }
    return NULL;
}

//--------- Begin of function Nation::ai_assign_spy_to_town --------//
//
// Think about sending spies to the specific town.
//
// <int> townRecno - recno of the town
// [int] raceId 	 - race id. of the spy
//							(default: majority_race() of the tonw)
//
// return: <int> 1 - a spy is assigned successfully.
// 				  0 - failure.
//
int Nation::ai_assign_spy_to_town(int townRecno, int raceId)
{
	Town* townPtr = town_array[townRecno];

	if( townPtr->population >= MAX_TOWN_POPULATION )
		return 0;

	if( !raceId )
		raceId = townPtr->majority_race();

	int mobileOnly = townPtr->nation_recno == nation_recno;   // if assign to own towns/firms, only get mobile spies, don't get spies from existing towns/firms as that will result in a loop effect

	return ai_assign_spy( townPtr->loc_x1, townPtr->loc_y1, raceId, mobileOnly );
}

bool Houses::payRent(Player* player, House* house, uint32_t bid, time_t _time/* = 0*/)
{
	if(rentPeriod == RENTPERIOD_NEVER || !house->getOwner() ||
		house->getPaidUntil() > _time || !house->getRent() ||
		player->hasCustomFlag(PlayerCustomFlag_IgnoreHouseRent))
		return true;

	Town* town = server.towns().getTown(house->getTownId());
	if(!town)
		return false;

	bool paid = false;
	uint32_t amount = house->getRent() + bid;
	if(server.configManager().getBool(ConfigManager::BANK_SYSTEM) && player->balance >= amount)
	{
		player->balance -= amount;
		paid = true;
	}
	else if(Depot* depot = player->getDepot(town->getID(), true))
		paid = server.game().removeMoney(depot, amount, FLAG_NOLIMIT);

	if(!paid)
		return false;

	if(!_time)
		_time = time(nullptr);

	uint32_t paidUntil = _time;
	switch(rentPeriod)
	{
		case RENTPERIOD_DAILY:
			paidUntil += 86400;
			break;
		case RENTPERIOD_WEEKLY:
			paidUntil += 7 * 86400;
			break;
		case RENTPERIOD_MONTHLY:
			paidUntil += 30 * 86400;
			break;
		case RENTPERIOD_YEARLY:
			paidUntil += 365 * 86400;
			break;
		default:
			break;
	}

	house->setPaidUntil(paidUntil);
	return true;
}

//-------- Begin of function Nation::mobilize_capturer ------//
//
// Mobilize the capturer unit if he isn't mobilized yet.
//
int Nation::mobilize_capturer(int unitRecno)
{
	//--- if the picked unit is an overseer of an existng camp ---//

	Unit* unitPtr = unit_array[unitRecno];

	if( unitPtr->unit_mode == UNIT_MODE_OVERSEE )
	{
		Firm* firmPtr = firm_array[unitPtr->unit_mode_para];
		Town* townPtr;

		//-- can recruit from either a command base or seat of power --//

		//-- train a villager with leadership to replace current overseer --//

		int i;
		for( i=0 ; i<firmPtr->linked_town_count ; i++ )
		{
			townPtr = town_array[ firmPtr->linked_town_array[i] ];

			if( townPtr->nation_recno != nation_recno )
				continue;

			//--- first try to train a unit who is racially homogenous to the commander ---//

			int unitRecno = townPtr->recruit( SKILL_LEADING, firmPtr->majority_race(), COMMAND_AI );

			//--- if unsucessful, then try to train a unit whose race is the same as the majority of the town ---//

			if( !unitRecno )
				unitRecno = townPtr->recruit( SKILL_LEADING, townPtr->majority_race(), COMMAND_AI );

			if( unitRecno )
			{
				add_action(townPtr->loc_x1, townPtr->loc_y1, -1, -1, ACTION_AI_ASSIGN_OVERSEER, FIRM_CAMP);
				break;
			}
		}

		if( i==firmPtr->linked_town_count )			// unsuccessful
			return 0;

		//------- mobilize the current overseer --------//

		firmPtr->mobilize_overseer();
	}

	return 1;
}

//----- Begin of function TownArray::add_town -------//
//
// <int> nationRecno - the nation recno
// <int> raceId 	   - the race of the majority of the town poulation
// <int> xLoc, yLoc  - location of the town
//
int TownArray::add_town(int nationRecno, int raceId, int xLoc, int yLoc)
{
	Town* townPtr;

	townPtr = new Town;

	linkin(&townPtr);

	townPtr->town_recno = recno();
	townPtr->init(nationRecno, raceId, xLoc, yLoc);

	nation_array.update_statistic();		// update largest_town_recno

	return recno();
}

        static Target create( const Option& o )
        {

            Town* town = new Town( &o );
            TargetValue* THIS = new TargetValue( town );
            town->setTHIS(THIS);

            Target target = THIS;

            town->build(o);

            //l.addFeature( target );

            return Target(target);
        }

int main()
{
	int i,j;
	/*Strategy * a;
	for(i=0;i<1000;i++)
	{
		a= new Strategy(5);
		a->getScore();
		a->getBar(20);
		a->updateScore(1);
		delete a;
	}
	cout<<"strat"<<endl;
	int c[]={1,0,1,1,0,1,0,1,1,0};
	Agent * b;
	for(i=0;i<1000;i++)
	{
		b= new Agent(10,0,0);
		b->isGoingToBar(20);
		b->tellWins(c,40);
		b->isDead();
		delete b;
	}
	cout<<"Agent"<<endl;
	Group * d;
	for(i=0;i<1000;i++)
	{
	d=new Group(4,5,0,0);
	d->isGoingToBar(20);
	d->getNumPeeps();
	d->isEmpty();
	delete d;
	}
	cout<<"Group"<<endl;*/
	int g[]={1,2,3,4,5};
	Town * t;
	for(i=0;i<1000;i++)
	{
		t=new Town(5,100,g,true,3,50,50);
		for(j=0;j<1000;j++)
		{
			//cout<<i<<" "<<j<<endl;
			t->turn();
		}
		delete t;
	}
	cout<<"Town"<<endl;
}

State_TownMenu::State_TownMenu(Town& town, Ship& ship)
  : refToTown(town), refToShip(ship)
  {
  int potenwidth = 14 + town.getName().size();
  potenwidth = potenwidth > 18 ? potenwidth : 18;
  console = new TCODConsole(potenwidth, 9);
  }

StatusType RectangleLand::AddNeighborhood(Shore side, int location, int population){
	if ( (location < 0) || (population <= 0) ) {
		return INVALID_INPUT;
	}
	try{
		Town tmp(location);
		Town* T = Shores[side].find(&tmp);
		if (T == NULL) {
			return FAILURE;
		}
		if (T->AddNeighborhood(population) == T->TownSuccess) {
			return SUCCESS;
		}
	} catch (std::bad_alloc&)	{
	
		}
	return FAILURE;
}

void Commands::teleportToTown(Player* player, const std::string& cmd, const std::string& param)
{
	Town* town = Towns::getInstance().getTown(param);
	if (town) {
		Position oldPosition = player->getPosition();
		Position newPosition = g_game.getClosestFreeTile(player, 0, town->getTemplePosition(), true);
		if (oldPosition != newPosition) {
			if (newPosition.x == 0) {
				player->sendCancel("You can not teleport there.");
			} else if (g_game.internalTeleport(player, newPosition) == RET_NOERROR) {
				g_game.addMagicEffect(oldPosition, NM_ME_POFF, player->isInGhostMode());
				g_game.addMagicEffect(newPosition, NM_ME_TELEPORT, player->isInGhostMode());
			}
		}
	} else {
		player->sendCancel("Could not find the town.");
	}
}

//------ Begin of function FirmWork::process_independent_town_worker -----//
//
// Process workers from independent towns.
//
// When workers work for a foreign firm, the overall resistance of
// the worker's town towards that nation decreases.
//
void FirmWork::process_independent_town_worker()
{
	#define RESISTANCE_DECREASE_PER_WORKER	 float(0.2)		// resistance decrease per month every 15 days

	Town* townPtr;

	for( int i=0 ; i<worker_count ; i++ )
	{
		err_when( !worker_array[i].town_recno );

		townPtr = town_array[ worker_array[i].town_recno ];

		if( townPtr->nation_recno==0 )		// if it's an independent town
		{
			townPtr->change_resistance( nation_recno, -RESISTANCE_DECREASE_PER_WORKER );
		}
	}
}

//-------- Begin of static function put_town_rec --------//
//
static void put_town_rec(int recNo, int x, int y, int refreshFlag)
{
	int   townRecno = town_filter(recNo);
	Town* townPtr   = town_array[townRecno];

	//---------- display info ----------//

	x+=3;
	y+=3;

	font_san.put( x    , y, townPtr->town_name() );
	font_san.put( x+175, y, townPtr->population );
	font_san.put( x+241, y, townPtr->jobless_population );
	font_san.put( x+309, y, townPtr->average_loyalty() );

	//------- display race icons -------//

	x += 350;

	int i;
	int iconSpacing = RACE_ICON_WIDTH+2;
#if(MAX_RACE > 7)
	int raceCount = 0;
	for( i=0 ; i<MAX_RACE ; i++ )
	{
		if( townPtr->race_pop_array[i] > 0 )
		{
			++raceCount;
		}
	}
	if( raceCount > 7 )
	{
		iconSpacing = 7 * iconSpacing / raceCount;
	}
#endif
	for( i=0 ; i<MAX_RACE ; i++ )
	{
		if( townPtr->race_pop_array[i] > 0 )
		{
			vga_back.put_bitmap( x, y-2, race_res[i+1]->icon_bitmap_ptr );
			x += iconSpacing;
		}
	}
}

bool IOMap::parseTowns(OTB::Loader& loader, const OTB::Node& townsNode, Map& map)
{
	for (auto& townNode : townsNode.children) {
		PropStream propStream;
		if (townNode.type != OTBM_TOWN) {
			setLastErrorString("Unknown town node.");
			return false;
		}

		if (!loader.getProps(townNode, propStream)) {
			setLastErrorString("Could not read town data.");
			return false;
		}

		uint32_t townId;
		if (!propStream.read<uint32_t>(townId)) {
			setLastErrorString("Could not read town id.");
			return false;
		}

		Town* town = map.towns.getTown(townId);
		if (!town) {
			town = new Town(townId);
			map.towns.addTown(townId, town);
		}

		std::string townName;
		if (!propStream.readString(townName)) {
			setLastErrorString("Could not read town name.");
			return false;
		}

		town->setName(townName);

		OTBM_Destination_coords town_coords;
		if (!propStream.read(town_coords)) {
			setLastErrorString("Could not read town coordinates.");
			return false;
		}

		town->setTemplePos(Position(town_coords.x, town_coords.y, town_coords.z));
	}
	return true;
}