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/* $Id$ */
/*
* 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 ai_execmode.cpp Implementation of AIExecMode. */
#include "ai_execmode.hpp"
#include "../../command_type.h"
#include "../../company_base.h"
#include "../../company_func.h"
#include "../ai_instance.hpp"
bool AIExecMode::ModeProc()
{
/* In execution mode we only return 'true', telling the DoCommand it
* should continue with the real execution of the command. */
return true;
}
AIExecMode::AIExecMode()
{
this->last_mode = this->GetDoCommandMode();
this->last_instance = this->GetDoCommandModeInstance();
this->SetDoCommandMode(&AIExecMode::ModeProc, this);
}
AIExecMode::~AIExecMode()
{
if (this->GetDoCommandModeInstance() != this) {
AIInstance *instance = Company::Get(_current_company)->ai_instance;
/* Ignore this error if the AI already died. */
if (!instance->IsDead()) {
throw AI_FatalError("AIExecMode object was removed while it was not the latest AI*Mode object created.");
}
}
this->SetDoCommandMode(this->last_mode, this->last_instance);
}
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