goal.cpp

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00001 /* $Id: goal.cpp 26012 2013-11-16 17:41:57Z zuu $ */
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 "company_func.h"
00014 #include "industry.h"
00015 #include "town.h"
00016 #include "window_func.h"
00017 #include "goal_base.h"
00018 #include "core/pool_func.hpp"
00019 #include "game/game.hpp"
00020 #include "command_func.h"
00021 #include "company_base.h"
00022 #include "story_base.h"
00023 #include "string_func.h"
00024 #include "gui.h"
00025 #include "network/network.h"
00026 
00027 
00028 GoalID _new_goal_id;
00029 
00030 GoalPool _goal_pool("Goal");
00031 INSTANTIATE_POOL_METHODS(Goal)
00032 
00033 
00044 CommandCost CmdCreateGoal(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
00045 {
00046   if (!Goal::CanAllocateItem()) return CMD_ERROR;
00047 
00048   GoalType type = (GoalType)GB(p1, 0, 8);
00049   CompanyID company = (CompanyID)GB(p1, 8, 8);
00050 
00051   if (_current_company != OWNER_DEITY) return CMD_ERROR;
00052   if (StrEmpty(text)) return CMD_ERROR;
00053   if (company != INVALID_COMPANY && !Company::IsValidID(company)) return CMD_ERROR;
00054 
00055   switch (type) {
00056     case GT_NONE:
00057       if (p2 != 0) return CMD_ERROR;
00058       break;
00059 
00060     case GT_TILE:
00061       if (!IsValidTile(p2)) return CMD_ERROR;
00062       break;
00063 
00064     case GT_INDUSTRY:
00065       if (!Industry::IsValidID(p2)) return CMD_ERROR;
00066       break;
00067 
00068     case GT_TOWN:
00069       if (!Town::IsValidID(p2)) return CMD_ERROR;
00070       break;
00071 
00072     case GT_COMPANY:
00073       if (!Company::IsValidID(p2)) return CMD_ERROR;
00074       break;
00075 
00076     case GT_STORY_PAGE: {
00077       if (!StoryPage::IsValidID(p2)) return CMD_ERROR;
00078       CompanyByte story_company = StoryPage::Get(p2)->company;
00079       if (company == INVALID_COMPANY ? story_company != INVALID_COMPANY : story_company != INVALID_COMPANY && story_company != company) return CMD_ERROR;
00080       break;
00081     }
00082 
00083     default: return CMD_ERROR;
00084   }
00085 
00086   if (flags & DC_EXEC) {
00087     Goal *g = new Goal();
00088     g->type = type;
00089     g->dst = p2;
00090     g->company = company;
00091     g->text = strdup(text);
00092     g->progress = NULL;
00093     g->completed = false;
00094 
00095     InvalidateWindowData(WC_GOALS_LIST, 0);
00096     if (Goal::GetNumItems() == 1) InvalidateWindowData(WC_MAIN_TOOLBAR, 0);
00097 
00098     _new_goal_id = g->index;
00099   }
00100 
00101   return CommandCost();
00102 }
00103 
00113 CommandCost CmdRemoveGoal(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
00114 {
00115   if (_current_company != OWNER_DEITY) return CMD_ERROR;
00116   if (!Goal::IsValidID(p1)) return CMD_ERROR;
00117 
00118   if (flags & DC_EXEC) {
00119     Goal *g = Goal::Get(p1);
00120     delete g;
00121 
00122     InvalidateWindowData(WC_GOALS_LIST, 0);
00123     if (Goal::GetNumItems() == 0) InvalidateWindowData(WC_MAIN_TOOLBAR, 0);
00124   }
00125 
00126   return CommandCost();
00127 }
00128 
00138 CommandCost CmdSetGoalText(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
00139 {
00140   if (_current_company != OWNER_DEITY) return CMD_ERROR;
00141   if (!Goal::IsValidID(p1)) return CMD_ERROR;
00142   if (StrEmpty(text)) return CMD_ERROR;
00143 
00144   if (flags & DC_EXEC) {
00145     Goal *g = Goal::Get(p1);
00146     free(g->text);
00147     g->text = strdup(text);
00148 
00149     InvalidateWindowData(WC_GOALS_LIST, 0);
00150   }
00151 
00152   return CommandCost();
00153 }
00154 
00164 CommandCost CmdSetGoalProgress(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
00165 {
00166   if (_current_company != OWNER_DEITY) return CMD_ERROR;
00167   if (!Goal::IsValidID(p1)) return CMD_ERROR;
00168 
00169   if (flags & DC_EXEC) {
00170     Goal *g = Goal::Get(p1);
00171     free(g->progress);
00172     if (StrEmpty(text)) {
00173       g->progress = NULL;
00174     } else {
00175       g->progress = strdup(text);
00176     }
00177 
00178     InvalidateWindowData(WC_GOALS_LIST, 0);
00179   }
00180 
00181   return CommandCost();
00182 }
00183 
00193 CommandCost CmdSetGoalCompleted(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
00194 {
00195   if (_current_company != OWNER_DEITY) return CMD_ERROR;
00196   if (!Goal::IsValidID(p1)) return CMD_ERROR;
00197 
00198   if (flags & DC_EXEC) {
00199     Goal *g = Goal::Get(p1);
00200     g->completed = p2 == 1;
00201 
00202     InvalidateWindowData(WC_GOALS_LIST, 0);
00203   }
00204 
00205   return CommandCost();
00206 }
00207 
00219 CommandCost CmdGoalQuestion(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
00220 {
00221   uint16 uniqueid = (GoalType)GB(p1, 0, 16);
00222   CompanyID company = (CompanyID)GB(p1, 16, 8);
00223   byte type = GB(p1, 24, 8);
00224 
00225   if (_current_company != OWNER_DEITY) return CMD_ERROR;
00226   if (StrEmpty(text)) return CMD_ERROR;
00227   if (company != INVALID_COMPANY && !Company::IsValidID(company)) return CMD_ERROR;
00228   if (CountBits(p2) < 1 || CountBits(p2) > 3) return CMD_ERROR;
00229   if (p2 >= (1 << GOAL_QUESTION_BUTTON_COUNT)) return CMD_ERROR;
00230   if (type >= GOAL_QUESTION_TYPE_COUNT) return CMD_ERROR;
00231 
00232   if (flags & DC_EXEC) {
00233     if ((company != INVALID_COMPANY && company == _local_company) || (company == INVALID_COMPANY && Company::IsValidID(_local_company))) ShowGoalQuestion(uniqueid, type, p2, text);
00234   }
00235 
00236   return CommandCost();
00237 }
00238 
00248 CommandCost CmdGoalQuestionAnswer(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
00249 {
00250   if (p1 > UINT16_MAX) return CMD_ERROR;
00251   if (p2 >= GOAL_QUESTION_BUTTON_COUNT) return CMD_ERROR;
00252 
00253   if (_current_company == OWNER_DEITY) {
00254     /* It has been requested to close this specific question on all clients */
00255     if (flags & DC_EXEC) DeleteWindowById(WC_GOAL_QUESTION, p1);
00256     return CommandCost();
00257   }
00258 
00259   if (_networking && _local_company == _current_company) {
00260     /* Somebody in the same company answered the question. Close the window */
00261     if (flags & DC_EXEC) DeleteWindowById(WC_GOAL_QUESTION, p1);
00262     if (!_network_server) return CommandCost();
00263   }
00264 
00265   if (flags & DC_EXEC) {
00266     Game::NewEvent(new ScriptEventGoalQuestionAnswer(p1, (ScriptCompany::CompanyID)(byte)_current_company, (ScriptGoal::QuestionButton)(1 << p2)));
00267   }
00268 
00269   return CommandCost();
00270 }