1

/* $Id$ */

     2

     3

/** @file newgrf_industries.h Functions for NewGRF industries. */

     4

     5

#ifndef NEWGRF_INDUSTRIES_H

     6

#define NEWGRF_INDUSTRIES_H

     7

     8

#include "industry_type.h"

     9

#include "newgrf_spritegroup.h"

    10

    11

/** When should the industry(tile) be triggered for random bits? */

    12

enum IndustryTrigger {

    13

	/** Triggered each tile loop */

    14

	INDUSTRY_TRIGGER_TILELOOP_PROCESS = 1,

    15

	/** Triggered (whole industry) each 256 ticks */

    16

	INDUSTRY_TRIGGER_256_TICKS        = 2,

    17

	/** Triggered on cargo delivery */

    18

	INDUSTRY_TRIGGER_CARGO_DELIVERY   = 4,

    19

};

    20

    21

/** From where is callback CBID_INDUSTRY_AVAILABLE been called */

    22

enum IndustryAvailabilityCallType {

    23

	IACT_MAPGENERATION,   ///< during random map generation

    24

	IACT_RANDOMCREATION,  ///< during creation of random ingame industry

    25

	IACT_USERCREATION,    ///< from the Fund/build window

    26

};

    27

    28

/* in newgrf_industry.cpp */

    29

uint32 IndustryGetVariable(const ResolverObject *object, byte variable, byte parameter, bool *available);

    30

uint16 GetIndustryCallback(CallbackID callback, uint32 param1, uint32 param2, Industry *industry, IndustryType type, TileIndex tile);

    31

uint32 GetIndustryIDAtOffset(TileIndex new_tile, const Industry *i);

    32

void IndustryProductionCallback(Industry *ind, int reason);

    33

bool CheckIfCallBackAllowsCreation(TileIndex tile, IndustryType type, uint itspec_index, uint32 seed);

    34

bool CheckIfCallBackAllowsAvailability(IndustryType type, IndustryAvailabilityCallType creation_type);

    35

    36

IndustryType MapNewGRFIndustryType(IndustryType grf_type, uint32 grf_id);

    37

    38

/* in newgrf_industrytiles.cpp*/

    39

uint32 GetNearbyIndustryTileInformation(byte parameter, TileIndex tile, IndustryID index);

    40

    41

#endif /* NEWGRF_INDUSTRIES_H */