ai_config.cpp

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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 #include "../stdafx.h"
00013 #include "../settings_type.h"
00014 #include "ai.hpp"
00015 #include "ai_config.hpp"
00016 #include "ai_info.hpp"
00017 
00019 ScriptConfigItem _start_date_config = {
00020   "start_date",
00021   "", // STR_AI_SETTINGS_START_DELAY
00022   AI::START_NEXT_MIN,
00023   AI::START_NEXT_MAX,
00024   AI::START_NEXT_MEDIUM,
00025   AI::START_NEXT_EASY,
00026   AI::START_NEXT_MEDIUM,
00027   AI::START_NEXT_HARD,
00028   AI::START_NEXT_DEVIATION,
00029   30,
00030   SCRIPTCONFIG_NONE,
00031   NULL
00032 };
00033 
00034 /* static */ AIConfig *AIConfig::GetConfig(CompanyID company, ScriptSettingSource source)
00035 {
00036   AIConfig **config;
00037   if (source == SSS_FORCE_NEWGAME || (source == SSS_DEFAULT && _game_mode == GM_MENU)) {
00038     config = &_settings_newgame.ai_config[company];
00039   } else {
00040     config = &_settings_game.ai_config[company];
00041   }
00042   if (*config == NULL) *config = new AIConfig();
00043   return *config;
00044 }
00045 
00046 class AIInfo *AIConfig::GetInfo() const
00047 {
00048   return static_cast<class AIInfo *>(ScriptConfig::GetInfo());
00049 }
00050 
00051 ScriptInfo *AIConfig::FindInfo(const char *name, int version, bool force_exact_match)
00052 {
00053   return static_cast<ScriptInfo *>(AI::FindInfo(name, version, force_exact_match));
00054 }
00055 
00056 bool AIConfig::ResetInfo(bool force_exact_match)
00057 {
00058   this->info = (ScriptInfo *)AI::FindInfo(this->name, force_exact_match ? this->version : -1, force_exact_match);
00059   return this->info != NULL;
00060 }
00061 
00062 void AIConfig::PushExtraConfigList()
00063 {
00064   this->config_list->push_back(_start_date_config);
00065 }
00066 
00067 void AIConfig::ClearConfigList()
00068 {
00069   /* The special casing for start_date is here to ensure that the
00070    *  start_date setting won't change even if you chose another Script. */
00071   int start_date = this->GetSetting("start_date");
00072 
00073   ScriptConfig::ClearConfigList();
00074 
00075   this->SetSetting("start_date", start_date);
00076 }
00077 
00078 int AIConfig::GetSetting(const char *name) const
00079 {
00080   if (this->info == NULL) {
00081     SettingValueList::const_iterator it = this->settings.find(name);
00082     if (it == this->settings.end() || GetGameSettings().difficulty.diff_level != 3) {
00083       assert(strcmp("start_date", name) == 0);
00084       switch (GetGameSettings().difficulty.diff_level) {
00085         case 0: return AI::START_NEXT_EASY;
00086         case 1: return AI::START_NEXT_MEDIUM;
00087         case 2: return AI::START_NEXT_HARD;
00088         case 3: return AI::START_NEXT_MEDIUM;
00089         default: NOT_REACHED();
00090       }
00091     }
00092 
00093     return (*it).second;
00094   }
00095 
00096   return ScriptConfig::GetSetting(name);
00097 }
00098 
00099 void AIConfig::SetSetting(const char *name, int value)
00100 {
00101   if (this->info == NULL) {
00102     if (strcmp("start_date", name) != 0) return;
00103     value = Clamp(value, AI::START_NEXT_MIN, AI::START_NEXT_MAX);
00104 
00105     SettingValueList::iterator it = this->settings.find(name);
00106     if (it != this->settings.end()) {
00107       (*it).second = value;
00108     } else {
00109       this->settings[strdup(name)] = value;
00110     }
00111 
00112     return;
00113   }
00114 
00115   ScriptConfig::SetSetting(name, value);
00116 }