49 /**

    50  * Get the cargo rating for entries in an AIStationList instance.

    51  * @note resulting items are of the type percent

    52  * @note the input items are of the type StationID

    53  */

    54 class AIStationListCargoRating : public AIAbstractList::Valuator {

    55 public:

    56 	/**

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

    58 	 */

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

    60 

    61 	/**

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

    63 	 */

    64 	AIStationListCargoRating(CargoID cargo_type) { this->cargo_type = cargo_type; }

    65 

    66 private:

    67 	CargoID cargo_type;

    68 

    69 	int32 Valuate(int32 station) const;

    70 };

    71