d09b504bc5
# Conflicts: # .github/workflows/ci-build.yml # .github/workflows/release-linux.yml # .github/workflows/release-macos.yml # .github/workflows/release-source.yml # .github/workflows/release.yml # CMakeLists.txt # COMPILING.md # src/ai/ai_core.cpp # src/ai/ai_gui.cpp # src/bridge_gui.cpp # src/company_gui.cpp # src/console_cmds.cpp # src/core/CMakeLists.txt # src/core/smallmap_type.hpp # src/disaster_vehicle.h # src/effectvehicle_base.h # src/fontcache.cpp # src/game/game_core.cpp # src/game/game_gui.cpp # src/gamelog.cpp # src/gamelog_internal.h # src/group_gui.cpp # src/linkgraph/linkgraph.h # src/misc.cpp # src/network/core/config.h # src/network/core/udp.cpp # src/network/network_chat_gui.cpp # src/network/network_content_gui.cpp # src/network/network_gui.cpp # src/newgrf.cpp # src/newgrf_gui.cpp # src/newgrf_profiling.cpp # src/newgrf_profiling.h # src/object_gui.cpp # src/openttd.cpp # src/openttd.h # src/order_gui.cpp # src/os/windows/font_win32.cpp # src/rail_gui.cpp # src/road.cpp # src/road_gui.cpp # src/saveload/afterload.cpp # src/saveload/saveload.h # src/script/api/script_controller.cpp # src/script/api/script_roadtypelist.cpp # src/script/script_config.cpp # src/script/script_config.hpp # src/script/script_instance.cpp # src/script/script_scanner.cpp # src/script/squirrel.cpp # src/script/squirrel_helper.hpp # src/settings_gui.cpp # src/settings_internal.h # src/settings_type.h # src/table/settings/network_private_settings.ini # src/timetable_gui.cpp # src/vehicle.cpp # src/vehicle_base.h # src/window_gui.h
101 lines
3.2 KiB
C++
101 lines
3.2 KiB
C++
/*
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* This file is part of OpenTTD.
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* 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.
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* 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.
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* 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/>.
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*/
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/** @file script_sign.hpp Everything to query and build signs. */
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#ifndef SCRIPT_SIGN_HPP
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#define SCRIPT_SIGN_HPP
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#include "script_company.hpp"
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#include "script_error.hpp"
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#include <optional>
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/**
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* Class that handles all sign related functions.
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* @api ai game
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*/
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class ScriptSign : public ScriptObject {
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public:
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/**
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* All sign related error messages.
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*/
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enum ErrorMessages {
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/** Base for sign building related errors */
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ERR_SIGN_BASE = ScriptError::ERR_CAT_SIGN << ScriptError::ERR_CAT_BIT_SIZE,
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/** Too many signs have been placed */
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ERR_SIGN_TOO_MANY_SIGNS, // [STR_ERROR_TOO_MANY_SIGNS]
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};
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/**
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* Checks whether the given sign index is valid.
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* @param sign_id The index to check.
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* @return True if and only if the sign is valid.
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*/
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static bool IsValidSign(SignID sign_id);
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/**
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* Set the name of a sign.
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* @param sign_id The sign to set the name for.
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* @param name The name for the sign (can be either a raw string, or a ScriptText object).
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* @pre IsValidSign(sign_id).
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* @pre name != null && len(name) != 0.
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* @exception ScriptError::ERR_NAME_IS_NOT_UNIQUE
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* @return True if and only if the name was changed.
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*/
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static bool SetName(SignID sign_id, Text *name);
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/**
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* Get the name of the sign.
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* @param sign_id The sign to get the name of.
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* @pre IsValidSign(sign_id).
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* @return The name of the sign.
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*/
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static std::optional<std::string> GetName(SignID sign_id);
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/**
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* Get the owner of a sign.
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* @param sign_id The sign to get the owner of.
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* @pre IsValidSign(sign_id).
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* @return The owner the sign has.
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* @api -ai
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*/
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static ScriptCompany::CompanyID GetOwner(SignID sign_id);
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/**
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* Gets the location of the sign.
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* @param sign_id The sign to get the location of.
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* @pre IsValidSign(sign_id).
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* @return The location of the sign.
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*/
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static TileIndex GetLocation(SignID sign_id);
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/**
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* Builds a sign on the map.
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* @param location The place to build the sign.
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* @param name The text to place on the sign (can be either a raw string, or a ScriptText object).
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* @pre ScriptMap::IsValidTile(location).
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* @pre name != null && len(name) != 0.
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* @exception ScriptSign::ERR_SIGN_TOO_MANY_SIGNS
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* @return The SignID of the build sign (use IsValidSign() to check for validity).
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* In test-mode it returns 0 if successful, or any other value to indicate
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* failure.
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*/
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static SignID BuildSign(TileIndex location, Text *name);
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/**
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* Removes a sign from the map.
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* @param sign_id The sign to remove.
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* @pre IsValidSign(sign_id).
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* @return True if and only if the sign has been removed.
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*/
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static bool RemoveSign(SignID sign_id);
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};
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#endif /* SCRIPT_SIGN_HPP */
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