src/economy_func.h

   1 /* $Id: economy_func.h 24565 2012-10-01 19:31:55Z frosch $ */
   2
   3 /*
   4  * This file is part of OpenTTD.
   5  * 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.
   6  * 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.
   7  * 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/>.
   8  */
   9
  10 /** @file economy_func.h Functions related to the economy. */
  11
  12 #ifndef ECONOMY_FUNC_H
  13 #define ECONOMY_FUNC_H
  14
  15 #include "economy_type.h"
  16 #include "station_type.h"
  17 #include "cargo_type.h"
  18 #include "vehicle_type.h"
  19 #include "company_type.h"
  20
  21 void ResetPriceBaseMultipliers();
  22 void SetPriceBaseMultiplier(Price price, int factor);
  23
  24 extern const ScoreInfo _score_info[];
  25 extern int _score_part[MAX_COMPANIES][SCORE_END];
  26 extern Economy _economy;
  27 /* Prices and also the fractional part. */
  28 extern Prices _price;
  29
  30 int UpdateCompanyRatingAndValue(Company *c, bool update);
  31 void StartupIndustryDailyChanges(bool init_counter);
  32
  33 Money GetTransportedGoodsIncome(uint num_pieces, uint dist, byte transit_days, CargoID cargo_type);
  34 uint MoveGoodsToStation(CargoID type, uint amount, SourceType source_type, SourceID source_id, const StationList *all_stations);
  35
  36 void PrepareUnload(Vehicle *front_v);
  37 void LoadUnloadStation(Station *st);
  38
  39 Money GetPrice(Price index, uint cost_factor, const struct GRFFile *grf_file, int shift = 0);
  40
  41 void InitializeEconomy();
  42 void RecomputePrices();
  43 bool AddInflation(bool check_year = true);
  44
  45 /**
  46  * Is the economy in recession?
  47  * @return \c True if economy is in recession, \c false otherwise.
  48  */
  49 static inline bool EconomyIsInRecession()
  50 {
  51         return _economy.fluct <= 0;
  52 }
  53
  54 #endif /* ECONOMY_FUNC_H */