# ai_subsidy.hpp

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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 AI_SUBSIDY_HPP
    00013 #define AI_SUBSIDY_HPP
    00014
    00015 #include "ai_company.hpp"
    00016
    00020 class AISubsidy : public AIObject {
    00021 public:
    00023   static const char *GetClassName() { return "AISubsidy"; }
    00024
    00029   enum SubsidyParticipantType {
    00030     SPT_INDUSTRY =    0,
    00031     SPT_TOWN     =    1,
    00032     SPT_INVALID  = 0xFF,
    00033   };
    00034
    00040   static bool IsValidSubsidy(SubsidyID subsidy_id);
    00041
    00048   static bool IsAwarded(SubsidyID subsidy_id);
    00049
    00056   static AICompany::CompanyID GetAwardedTo(SubsidyID subsidy_id);
    00057
    00068   static int32 GetExpireDate(SubsidyID subsidy_id);
    00069
    00077   static CargoID GetCargoType(SubsidyID subsidy_id);
    00078
    00085   static SubsidyParticipantType GetSourceType(SubsidyID subsidy_id);
    00086
    00095   static int32 GetSourceIndex(SubsidyID subsidy_id);
    00096
    00103   static SubsidyParticipantType GetDestinationType(SubsidyID subsidy_id);
    00104
    00113   static int32 GetDestinationIndex(SubsidyID subsidy_id);
    00114 };
    00115
    00116 #endif /* AI_SUBSIDY_HPP */