company_func.h

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00001 /* $Id$ */
00002 
00003 /*
00004  * This file is part of OpenTTD.
00005  * 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.
00006  * 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.
00007  * 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/>.
00008  */
00009 
00012 #ifndef COMPANY_FUNC_H
00013 #define COMPANY_FUNC_H
00014 
00015 #include "command_type.h"
00016 #include "company_type.h"
00017 #include "tile_type.h"
00018 #include "gfx_type.h"
00019 
00020 bool MayCompanyTakeOver(CompanyID cbig, CompanyID small);
00021 void ChangeOwnershipOfCompanyItems(Owner old_owner, Owner new_owner);
00022 void GetNameOfOwner(Owner owner, TileIndex tile);
00023 void SetLocalCompany(CompanyID new_company);
00024 void ShowBuyCompanyDialog(CompanyID company);
00025 void CompanyAdminUpdate(const Company *company);
00026 void CompanyAdminBankrupt(CompanyID company_id);
00027 void UpdateLandscapingLimits();
00028 
00029 bool CheckCompanyHasMoney(CommandCost &cost);
00030 void SubtractMoneyFromCompany(CommandCost cost);
00031 void SubtractMoneyFromCompanyFract(CompanyID company, CommandCost cost);
00032 CommandCost CheckOwnership(Owner owner, TileIndex tile = 0);
00033 CommandCost CheckTileOwnership(TileIndex tile);
00034 
00035 extern CompanyByte _local_company;
00036 extern CompanyByte _current_company;
00037 
00038 extern Colours _company_colours[MAX_COMPANIES];
00039 extern CompanyManagerFace _company_manager_face;
00040 
00045 static inline bool IsLocalCompany()
00046 {
00047   return _local_company == _current_company;
00048 }
00049 
00055 static inline bool IsInteractiveCompany(CompanyID company)
00056 {
00057   return company == _local_company;
00058 }
00059 
00060 #endif /* COMPANY_FUNC_H */

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