/* $Id$ */
/*
* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file newgrf_industries.h Functions for NewGRF industries. */
#ifndef NEWGRF_INDUSTRIES_H
#define NEWGRF_INDUSTRIES_H
#include "newgrf_spritegroup.h"
/** When should the industry(tile) be triggered for random bits? */
enum IndustryTrigger {
/** Triggered each tile loop */
INDUSTRY_TRIGGER_TILELOOP_PROCESS = 1,
/** Triggered (whole industry) each 256 ticks */
INDUSTRY_TRIGGER_256_TICKS = 2,
/** Triggered on cargo delivery */
INDUSTRY_TRIGGER_CARGO_DELIVERY = 4,
};
/** From where is callback CBID_INDUSTRY_AVAILABLE been called */
enum IndustryAvailabilityCallType {
IACT_MAPGENERATION, ///< during random map generation
IACT_RANDOMCREATION, ///< during creation of random ingame industry
IACT_USERCREATION, ///< from the Fund/build window
};
/* in newgrf_industry.cpp */
uint32 IndustryGetVariable(const ResolverObject *object, byte variable, byte parameter, bool *available);
uint16 GetIndustryCallback(CallbackID callback, uint32 param1, uint32 param2, Industry *industry, IndustryType type, TileIndex tile);
uint32 GetIndustryIDAtOffset(TileIndex new_tile, const Industry *i);
void IndustryProductionCallback(Industry *ind, int reason);
bool CheckIfCallBackAllowsCreation(TileIndex tile, IndustryType type, uint itspec_index, uint32 seed);
bool CheckIfCallBackAllowsAvailability(IndustryType type, IndustryAvailabilityCallType creation_type);
IndustryType MapNewGRFIndustryType(IndustryType grf_type, uint32 grf_id);
/* in newgrf_industrytiles.cpp*/
uint32 GetNearbyIndustryTileInformation(byte parameter, TileIndex tile, IndustryID index);
#endif /* NEWGRF_INDUSTRIES_H */