OpenTTD/src/ai/api/ai_industrytype.hpp

119 lines
4.2 KiB
C++

/* $Id$ */
/** @file ai_industrytype.hpp Everything to query and build industries. */
#ifndef AI_INDUSTRYTYPE_HPP
#define AI_INDUSTRYTYPE_HPP
#include "ai_object.hpp"
#include "ai_error.hpp"
#include "ai_list.hpp"
/**
* Class that handles all industry-type related functions.
*/
class AIIndustryType : public AIObject {
public:
static const char *GetClassName() { return "AIIndustryType"; }
/**
* Checks whether the given industry-type is valid.
* @param industry_type The type check.
* @return True if and only if the industry-type is valid.
*/
static bool IsValidIndustryType(IndustryType industry_type);
/**
* Get the name of an industry-type.
* @param industry_type The type to get the name for.
* @pre IsValidIndustryType(industry_type).
* @return The name of an industry.
*/
static char *GetName(IndustryType industry_type);
/**
* Get a list of CargoID possible produced by this industry-type.
* @warning This function only returns the default cargos of the industry type.
* Industries can specify new cargotypes on construction.
* @param industry_type The type to get the CargoIDs for.
* @pre IsValidIndustryType(industry_type).
* @return The CargoIDs of all cargotypes this industry could produce.
*/
static AIList *GetProducedCargo(IndustryType industry_type);
/**
* Get a list of CargoID accepted by this industry-type.
* @warning This function only returns the default cargos of the industry type.
* Industries can specify new cargotypes on construction.
* @param industry_type The type to get the CargoIDs for.
* @pre IsValidIndustryType(industry_type).
* @return The CargoIDs of all cargotypes this industry accepts.
*/
static AIList *GetAcceptedCargo(IndustryType industry_type);
/**
* Is this industry type a raw industry?
* @param industry_type The type of the industry.
* @pre IsValidIndustryType(industry_type).
* @return True if it should be handled as a raw industry.
*/
static bool IsRawIndustry(IndustryType industry_type);
/**
* Can the production of this industry increase?
* @param industry_type The type of the industry.
* @pre IsValidIndustryType(industry_type).
* @return True if the production of this industry can increase.
*/
static bool ProductionCanIncrease(IndustryType industry_type);
/**
* Get the cost for building this industry-type.
* @param industry_type The type of the industry.
* @pre IsValidIndustryType(industry_type).
* @return The cost for building this industry-type.
*/
static Money GetConstructionCost(IndustryType industry_type);
/**
* Can you build this type of industry?
* @param industry_type The type of the industry.
* @pre IsValidIndustryType(industry_type).
* @return True if you can prospect this type of industry.
* @note Returns false if you can only prospect this type of industry.
*/
static bool CanBuildIndustry(IndustryType industry_type);
/**
* Can you prospect this type of industry?
* @param industry_type The type of the industry.
* @pre IsValidIndustryType(industry_type).
* @return True if you can prospect this type of industry.
* @note If the setting "Manual primary industry construction method" is set
* to either "None" or "as other industries" this function always returns false.
*/
static bool CanProspectIndustry(IndustryType industry_type);
/**
* Build an industry of the specified type.
* @param industry_type The type of the industry to build.
* @param tile The tile to build the industry on.
* @pre CanBuildIndustry(industry_type).
* @return True if the industry was succesfully build.
*/
static bool BuildIndustry(IndustryType industry_type, TileIndex tile);
/**
* Prospect an industry of this type. Prospecting an industries let the game try to create
* an industry on a random place on the map.
* @param industry_type The type of the industry.
* @pre CanProspectIndustry(industry_type).
* @return True if no error occured while trying to prospect.
* @note Even if true is returned there is no guarantee a new industry is build.
* @note If true is returned the money is paid, whether a new industry was build or not.
*/
static bool ProspectIndustry(IndustryType industry_type);
};
#endif /* AI_INDUSTRYTYPE_HPP */