ai_controller.cpp

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00001 /* $Id: ai_controller.cpp 18809 2010-01-15 16:41:15Z rubidium $ */
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 #include "../../stdafx.h"
00013 #include "../../string_func.h"
00014 #include "../../company_base.h"
00015 #include "../../rev.h"
00016 
00017 #include "ai_controller.hpp"
00018 #include "../ai_storage.hpp"
00019 #include "../ai_instance.hpp"
00020 #include "../ai_config.hpp"
00021 #include "ai_log.hpp"
00022 
00023 /* static */ void AIController::SetCommandDelay(int ticks)
00024 {
00025   if (ticks <= 0) return;
00026   AIObject::SetDoCommandDelay(ticks);
00027 }
00028 
00029 /* static */ void AIController::Sleep(int ticks)
00030 {
00031   if (!AIObject::CanSuspend()) {
00032     throw AI_FatalError("You are not allowed to call Sleep in your constructor, Save(), Load(), and any valuator.");
00033   }
00034 
00035   if (ticks <= 0) {
00036     AILog::Warning("Sleep() value should be > 0. Assuming value 1.");
00037     ticks = 1;
00038   }
00039 
00040   throw AI_VMSuspend(ticks, NULL);
00041 }
00042 
00043 /* static */ void AIController::Print(bool error_msg, const char *message)
00044 {
00045   AILog::Log(error_msg ? AILog::LOG_SQ_ERROR : AILog::LOG_SQ_INFO, message);
00046 }
00047 
00048 AIController::AIController() :
00049   ticks(0),
00050   loaded_library_count(0)
00051 {
00052 }
00053 
00054 AIController::~AIController()
00055 {
00056   for (LoadedLibraryList::iterator iter = this->loaded_library.begin(); iter != this->loaded_library.end(); iter++) {
00057     free((void *)(*iter).second);
00058     free((void *)(*iter).first);
00059   }
00060 
00061   this->loaded_library.clear();
00062 }
00063 
00064 /* static */ uint AIController::GetTick()
00065 {
00066   return ::Company::Get(_current_company)->ai_instance->GetController()->ticks;
00067 }
00068 
00069 /* static */ int AIController::GetSetting(const char *name)
00070 {
00071   return AIConfig::GetConfig(_current_company)->GetSetting(name);
00072 }
00073 
00074 /* static */ uint AIController::GetVersion()
00075 {
00076   return _openttd_newgrf_version;
00077 }
00078 
00079 bool AIController::LoadedLibrary(const char *library_name, int *next_number, char *fake_class_name, int fake_class_name_len)
00080 {
00081   LoadedLibraryList::iterator iter = this->loaded_library.find(library_name);
00082   if (iter == this->loaded_library.end()) {
00083     *next_number = ++this->loaded_library_count;
00084     return false;
00085   }
00086 
00087   ttd_strlcpy(fake_class_name, (*iter).second, fake_class_name_len);
00088   return true;
00089 }
00090 
00091 void AIController::AddLoadedLibrary(const char *library_name, const char *fake_class_name)
00092 {
00093   this->loaded_library[strdup(library_name)] = strdup(fake_class_name);
00094 }

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