1

/* $Id$ */

     2

     3

/** @file ai_townlist_valuator.hpp all the valuators for townlist */

     4

     5

#ifndef AI_TOWNLIST_VALUATOR_HPP

     6

#define AI_TOWNLIST_VALUATOR_HPP

     7

     8

#include "ai_abstractlist.hpp"

     9

    10

/**

    11

 * Get the population for entries in an AITownList instance.

    12

 * @note resulting items are of the type int32

    13

 * @note the input items are of the type TownID

    14

 */

    15

class AITownListPopulation : public AIAbstractList::Valuator {

    16

public:

    17

	/**

    18

	 * The name of the class, needed by several sub-processes.

    19

	 */

    20

	static const char *GetClassName() { return "AITownListGetPopulation"; }

    21

    22

private:

    23

	int32 Valuate(int32 town) const;

    24

};

    25

    26

/**

    27

 * Get the location for entries in an AITownList instance.

    28

 * @note resulting items are of the type TileIndex

    29

 * @note the input items are of the type TownID

    30

 */

    31

class AITownListLocation : public AIAbstractList::Valuator {

    32

public:

    33

	/**

    34

	 * The name of the class, needed by several sub-processes.

    35

	 */

    36

	static const char *GetClassName() { return "AITownListGetLocation"; }

    37

    38

private:

    39

	int32 Valuate(int32 town) const;

    40

};

    41

    42

/**

    43

 * Get the manhattan distance to a tile for entries in an AITownList instance.

    44

 * @note resulting items are of the type distance

    45

 * @note the input items are of the type TownID

    46

 */

    47

class AITownListDistanceManhattanToTile : public AIAbstractList::Valuator {

    48

public:

    49

	/**

    50

	 * The name of the class, needed by several sub-processes.

    51

	 */

    52

	static const char *GetClassName() { return "AITownListDistanceManhattanToTile"; }

    53

    54

	/**

    55

	 * Custom constructor, we want a tile as parameter.

    56

	 */

    57

	AITownListDistanceManhattanToTile(TileIndex tile) { this->tile = tile; }

    58

    59

private:

    60

	TileIndex tile;

    61

    62

	int32 Valuate(int32 station) const;

    63

};

    64

    65

/**

    66

 * Get the sqsuare distance to a tile for entries in an AITownList instance.

    67

 * @note resulting items are of the type distance

    68

 * @note the input items are of the type TownID

    69

 */

    70

class AITownListDistanceSquareToTile : public AIAbstractList::Valuator {

    71

public:

    72

	/**

    73

	 * The name of the class, needed by several sub-processes.

    74

	 */

    75

	static const char *GetClassName() { return "AITownListDistanceSquareToTile"; }

    76

    77

	/**

    78

	 * Custom constructor, we want a tile as parameter.

    79

	 */

    80

	AITownListDistanceSquareToTile(TileIndex tile) { this->tile = tile; }

    81

    82

private:

    83

	TileIndex tile;

    84

    85

	int32 Valuate(int32 station) const;

    86

};

    87

    88

#endif /* AI_TOWNLIST_VALUATOR_HPP */