/* $Id$ */ /* * 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 goal.cpp Handling of goals. */ #include "stdafx.h" #include "company_func.h" #include "industry.h" #include "town.h" #include "window_func.h" #include "goal_base.h" #include "core/pool_func.hpp" #include "game/game.hpp" #include "command_func.h" #include "company_base.h" #include "string_func.h" #include "gui.h" #include "network/network.h" GoalID _new_goal_id; GoalPool _goal_pool("Goal"); INSTANTIATE_POOL_METHODS(Goal) /** * Create a new goal. * @param tile unused. * @param flags type of operation * @param p1 various bitstuffed elements * - p1 = (bit 0 - 7) - GoalType of destination. * - p1 = (bit 8 - 15) - Company for which this goal is. * @param p2 GoalTypeID of destination. * @param text Text of the goal. * @return the cost of this operation or an error */ CommandCost CmdCreateGoal(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text) { if (!Goal::CanAllocateItem()) return CMD_ERROR; GoalType type = (GoalType)GB(p1, 0, 8); CompanyID company = (CompanyID)GB(p1, 8, 8); if (_current_company != OWNER_DEITY) return CMD_ERROR; if (StrEmpty(text)) return CMD_ERROR; if (company != INVALID_COMPANY && !Company::IsValidID(company)) return CMD_ERROR; switch (type) { case GT_NONE: if (p2 != 0) return CMD_ERROR; break; case GT_TILE: if (!IsValidTile(p2)) return CMD_ERROR; break; case GT_INDUSTRY: if (!Industry::IsValidID(p2)) return CMD_ERROR; break; case GT_TOWN: if (!Town::IsValidID(p2)) return CMD_ERROR; break; case GT_COMPANY: if (!Company::IsValidID(p2)) return CMD_ERROR; break; default: return CMD_ERROR; } if (flags & DC_EXEC) { Goal *g = new Goal(); g->type = type; g->dst = p2; g->company = company; g->text = strdup(text); InvalidateWindowData(WC_GOALS_LIST, 0); _new_goal_id = g->index; } return CommandCost(); } /** * Remove a goal. * @param tile unused. * @param flags type of operation * @param p1 GoalID to remove. * @param p2 unused. * @param text unused. * @return the cost of this operation or an error */ CommandCost CmdRemoveGoal(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text) { if (_current_company != OWNER_DEITY) return CMD_ERROR; if (!Goal::IsValidID(p1)) return CMD_ERROR; if (flags & DC_EXEC) { Goal *g = Goal::Get(p1); delete g; InvalidateWindowData(WC_GOALS_LIST, 0); } return CommandCost(); } /** * Ask a goal related question * @param tile unused. * @param flags type of operation * @param p1 various bitstuffed elements * - p1 = (bit 0 - 15) - Unique ID to use for this question. * - p1 = (bit 16 - 23) - Company for which this question is. * @param p2 Buttons of the question. * @param text Text of the question. * @return the cost of this operation or an error */ CommandCost CmdGoalQuestion(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text) { uint16 uniqueid = (GoalType)GB(p1, 0, 16); CompanyID company = (CompanyID)GB(p1, 16, 8); byte type = GB(p1, 24, 8); if (_current_company != OWNER_DEITY) return CMD_ERROR; if (StrEmpty(text)) return CMD_ERROR; if (company != INVALID_COMPANY && !Company::IsValidID(company)) return CMD_ERROR; if (CountBits(p2) < 1 || CountBits(p2) > 3) return CMD_ERROR; if (p2 >= (1 << GOAL_QUESTION_BUTTON_COUNT)) return CMD_ERROR; if (type >= GOAL_QUESTION_TYPE_COUNT) return CMD_ERROR; if (flags & DC_EXEC) { if ((company != INVALID_COMPANY && company == _local_company) || (company == INVALID_COMPANY && Company::IsValidID(_local_company))) ShowGoalQuestion(uniqueid, type, p2, text); } return CommandCost(); } /** * Reply to a goal question. * @param tile unused. * @param flags type of operation * @param p1 Unique ID to use for this question. * @param p2 Button the company pressed * @param text Text of the question. * @return the cost of this operation or an error */ CommandCost CmdGoalQuestionAnswer(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text) { if (p1 > UINT16_MAX) return CMD_ERROR; if (p2 >= GOAL_QUESTION_BUTTON_COUNT) return CMD_ERROR; if (_current_company == OWNER_DEITY) { /* It has been requested to close this specific question on all clients */ if (flags & DC_EXEC) DeleteWindowById(WC_GOAL_QUESTION, p1); return CommandCost(); } if (_networking && _local_company == _current_company) { /* Somebody in the same company answered the question. Close the window */ if (flags & DC_EXEC) DeleteWindowById(WC_GOAL_QUESTION, p1); if (!_network_server) return CommandCost(); } if (flags & DC_EXEC) { Game::NewEvent(new ScriptEventGoalQuestionAnswer(p1, (ScriptCompany::CompanyID)(byte)_current_company, (ScriptGoal::QuestionButton)(1 << p2))); } return CommandCost(); }