141 lines
4.6 KiB
C++
141 lines
4.6 KiB
C++
/*
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* =====================================================================================
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*
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* OpenMiner
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*
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* Copyright (C) 2018-2020 Unarelith, Quentin Bazin <openminer@unarelith.net>
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* Copyright (C) 2019-2020 the OpenMiner contributors (see CONTRIBUTORS.md)
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*
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* This file is part of OpenMiner.
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*
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* OpenMiner is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* OpenMiner is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with OpenMiner; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* =====================================================================================
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*/
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#include <fstream>
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#include <gk/core/Debug.hpp>
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#include <gk/core/Filesystem.hpp>
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#include <sol/sol.hpp>
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#include "GameKey.hpp"
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#include "KeyboardHandler.hpp"
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KeyboardHandler::KeyboardHandler() {
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addKey(GameKey::Left, "Left", SDLK_a);
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addKey(GameKey::Right, "Right", SDLK_d);
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addKey(GameKey::Forward, "Forward", SDLK_w);
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addKey(GameKey::Back, "Back", SDLK_s);
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addKey(GameKey::Jump, "Jump", SDLK_SPACE);
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addKey(GameKey::Fly, "Fly", SDLK_x);
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addKey(GameKey::Sneak, "Sneak", SDLK_LSHIFT);
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addKey(GameKey::Sprint, "Sprint", SDLK_LCTRL);
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addKey(GameKey::Chat, "Chat", SDLK_t);
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addKey(GameKey::Command, "Command", SDLK_KP_DIVIDE);
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addKey(GameKey::Shift, "Shift", SDLK_LSHIFT);
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addKey(GameKey::BlockInfoToggle, "Block info toggle", SDLK_p);
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}
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void KeyboardHandler::loadKeysFromFile(const std::string &filename) {
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if (gk::Filesystem::fileExists(filename)) {
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sol::state lua;
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try {
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lua.safe_script_file(filename);
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sol::optional<sol::table> keys = lua["keys"];
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if (keys != sol::nullopt) {
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for (auto &it : keys.value()) {
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const std::string &keyID = it.first.as<std::string>();
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const std::string &keyName = it.second.as<sol::table>()["name"].get<std::string>();
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const std::string &keyValue = it.second.as<sol::table>()["value"].get<std::string>();
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SDL_Keycode keycode = SDL_GetKeyFromName(keyValue.c_str());
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auto keyit = m_keysID.find(keyID);
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if (keyit != m_keysID.end()) {
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gk::GameKey key = keyit->second;
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m_keys[key].setKeycode(keycode);
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if (m_keys[key].keycode() == SDLK_UNKNOWN) {
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gkWarning() << "Key name '" + keyValue + "' not recognized";
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}
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}
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else {
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addKey(gk::GameKey(m_keys.size()), keyName, keycode, keyID);
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}
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}
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}
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gkInfo() << "Key mapping loaded successfully";
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}
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catch (sol::error &e) {
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gkError() << e.what();
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}
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}
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}
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void KeyboardHandler::saveKeysToFile(const std::string &filename) {
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std::ofstream file{filename, std::ofstream::out | std::ofstream::trunc};
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file << "keys = {" << std::endl;
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for (auto &it : m_keys) {
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file << "\t[\"" << it.second.stringID() << "\"] = {" << std::endl;
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file << "\t\tname = \"" + it.second.name() + "\"," << std::endl;
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file << "\t\tvalue = \"" << getKeyName(it.first) << "\"" << std::endl;
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file << "\t}," << std::endl;
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}
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file << "}" << std::endl;
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}
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bool KeyboardHandler::isKeyPressed(gk::GameKey key) {
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const u8 *keyboardState = SDL_GetKeyboardState(nullptr);
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SDL_Keycode keyScancode = m_keys[key].keycode();
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m_keysPressed[key] = keyboardState[SDL_GetScancodeFromKey(keyScancode)];
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return m_keysPressed[key];
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}
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void KeyboardHandler::addKey(gk::GameKey id, const std::string &name, SDL_Keycode defaultKey, const std::string &stringID, Key *key) {
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auto keyit = m_keysID.find(stringID);
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if (keyit == m_keysID.end()) {
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auto it = m_keys.emplace(id, Key((u16)id, (stringID.empty() ? "_" + name : stringID), name));
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it.first->second.setKeycode(defaultKey);
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m_keysID.emplace(it.first->second.stringID(), id);
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if (key) {
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key->setKeycode(it.first->second.keycode());
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it.first->second.setParent(key);
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}
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}
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else {
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Key &keyitem = m_keys.at(keyit->second);
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keyitem.setName(name);
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if (key) {
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key->setKeycode(keyitem.keycode());
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keyitem.setParent(key);
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}
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}
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InputHandler::addKey(id);
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}
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