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/* $Id$ */

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/** @file ai_industrylist_valuator.hpp all the valuators for industrylist */

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#ifndef AI_INDUSTRYLIST_VALUATOR_HPP

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#define AI_INDUSTRYLIST_VALUATOR_HPP

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#include "ai_abstractlist.hpp"

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/**

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 * Get the production of the cargo for entries in an AIIndustryList instance.

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 * @note resulting items are of the type int32

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 * @note the input items are of the type IndustryID

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 */

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class AIIndustryListProduction : public AIAbstractList::Valuator {

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public:

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	/**

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

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	 */

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

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	/**

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	 * Custom constructor, we want a cargo-type as parameter.

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	 */

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	AIIndustryListProduction(CargoID cargo_type) { this->cargo_type = cargo_type; }

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private:

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	CargoID cargo_type;

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	int32 Valuate(int32 industry) const;

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};

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/**

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 * See which entries in the AIIndustryList instance accepts a certain cargo.

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 * @note resulting items are of the type bool

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 * @note the input items are of the type IndustryID

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 */

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class AIIndustryListCargoAccepted : public AIAbstractList::Valuator {

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public:

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	/**

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

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	 */

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

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	/**

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	 * Custom constructor, we want a cargo-type as parameter.

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	 */

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	AIIndustryListCargoAccepted(CargoID cargo_type) { this->cargo_type = cargo_type; }

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private:

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	CargoID cargo_type;

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	int32 Valuate(int32 industry) const;

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};

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/**

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 * Get the location for entries in an AIIndustryList instance.

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 * @note resulting items are of the type TileIndex

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 * @note the input items are of the type IndustryID

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 */

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class AIIndustryListLocation : public AIAbstractList::Valuator {

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public:

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	/**

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

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	 */

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

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private:

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	int32 Valuate(int32 industry) const;

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};

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/**

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

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 * @note resulting items are of the type distance

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 * @note the input items are of the type TileIndex

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 */

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class AIIndustryListDistanceManhattanToTile : public AIAbstractList::Valuator {

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public:

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	/**

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

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	 */

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

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	/**

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	 * Custom constructor, we want a tile as parameter.

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	 */

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

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private:

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	TileIndex tile;

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	int32 Valuate(int32 station) const;

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};

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/**

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

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 * @note resulting items are of the type distance

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 * @note the input items are of the type TileIndex

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 */

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class AIIndustryListDistanceSquareToTile : public AIAbstractList::Valuator {

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public:

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	/**

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

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	 */

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

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	/**

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	 * Custom constructor, we want a tile as parameter.

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	 */

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

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private:

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	TileIndex tile;

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	int32 Valuate(int32 station) const;

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};

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#endif /* AI_INDUSTRYLIST_VALUATOR_HPP */