1

/* $Id$ */

     2

     3

/** @file ai_town.cpp handles the town-related functions of the AITown class */

     4

     5

#include "ai_town.hpp"

     6

#include "../../town.h"

     7

#include "../../strings.h"

     8

#include "../../variables.h" /* For SetDParam */

     9

#include "table/strings.h"

    10

    11

TownID AITown::GetMaxTownID()

    12

{

    13

	return ::GetMaxTownIndex();

    14

}

    15

    16

int32 AITown::GetTownCount()

    17

{

    18

	return ::GetNumTowns();

    19

}

    20

    21

/* static */ bool AITown::IsValidTown(TownID town_id)

    22

{

    23

	return ::IsValidTownID(town_id);

    24

}

    25

    26

char *AITown::GetName(TownID town_id)

    27

{

    28

	if (!AITown::IsValidTown(town_id)) return NULL;

    29

	static const int len = 64;

    30

	char *town_name = MallocT<char>(len);

    31

    32

	SetDParam(0, town_id);

    33

	GetString(town_name, STR_TOWN, &town_name[len - 1]);

    34

    35

	return town_name;

    36

}

    37

    38

int32 AITown::GetPopulation(TownID town_id)

    39

{

    40

	if (!AITown::IsValidTown(town_id)) return 0;

    41

	const Town *t = ::GetTown(town_id);

    42

	return t->population;

    43

}

    44

    45

TileIndex AITown::GetLocation(TownID town_id)

    46

{

    47

	if (!AITown::IsValidTown(town_id)) return INVALID_TILE;

    48

	const Town *t = ::GetTown(town_id);

    49

	return t->xy;

    50

}