autoreplace_func.h

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/*
 * 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/>.
 */
 
#ifndef AUTOREPLACE_FUNC_H
#define AUTOREPLACE_FUNC_H
 
#include "command_type.h"
#include "company_base.h"
 
void RemoveAllEngineReplacement(EngineRenewList *erl);
EngineID EngineReplacement(EngineRenewList erl, EngineID engine, GroupID group, bool *replace_when_old = nullptr);
CommandCost AddEngineReplacement(EngineRenewList *erl, EngineID old_engine, EngineID new_engine, GroupID group, bool replace_when_old, DoCommandFlag flags);
CommandCost RemoveEngineReplacement(EngineRenewList *erl, EngineID engine, GroupID group, DoCommandFlag flags);
 
inline void RemoveAllEngineReplacementForCompany(Company *c)
{
  RemoveAllEngineReplacement(&c->engine_renew_list);
}
 
inline EngineID EngineReplacementForCompany(const Company *c, EngineID engine, GroupID group, bool *replace_when_old = nullptr)
{
  return EngineReplacement(c->engine_renew_list, engine, group, replace_when_old);
}
 
inline bool EngineHasReplacementForCompany(const Company *c, EngineID engine, GroupID group)
{
  return EngineReplacementForCompany(c, engine, group) != INVALID_ENGINE;
}
 
inline bool EngineHasReplacementWhenOldForCompany(const Company *c, EngineID engine, GroupID group)
{
  bool replace_when_old;
  EngineReplacement(c->engine_renew_list, engine, group, &replace_when_old);
  return replace_when_old;
}
 
inline CommandCost AddEngineReplacementForCompany(Company *c, EngineID old_engine, EngineID new_engine, GroupID group, bool replace_when_old, DoCommandFlag flags)
{
  return AddEngineReplacement(&c->engine_renew_list, old_engine, new_engine, group, replace_when_old, flags);
}
 
inline CommandCost RemoveEngineReplacementForCompany(Company *c, EngineID engine, GroupID group, DoCommandFlag flags)
{
  return RemoveEngineReplacement(&c->engine_renew_list, engine, group, flags);
}
 
bool CheckAutoreplaceValidity(EngineID from, EngineID to, CompanyID company);
 
#endif /* AUTOREPLACE_FUNC_H */