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Diffstat (limited to 'engines/lab/lab.cpp')
| -rw-r--r-- | engines/lab/lab.cpp | 270 |
1 files changed, 270 insertions, 0 deletions
diff --git a/engines/lab/lab.cpp b/engines/lab/lab.cpp new file mode 100644 index 0000000000..47b864d98b --- /dev/null +++ b/engines/lab/lab.cpp @@ -0,0 +1,270 @@ +/* ScummVM - Graphic Adventure Engine + * + * ScummVM is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * This program 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; either version 2 + * of the License, or (at your option) any later version. + * + * This program 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 this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + */ + + /* + * This code is based on Labyrinth of Time code with assistance of + * + * Copyright (c) 1993 Terra Nova Development + * Copyright (c) 2004 The Wyrmkeep Entertainment Co. + * + */ + +#include "common/debug-channels.h" +#include "common/error.h" + +#include "engines/util.h" +#include "gui/message.h" + +#include "lab/lab.h" + +#include "lab/anim.h" +#include "lab/console.h" +#include "lab/dispman.h" +#include "lab/eventman.h" +#include "lab/image.h" +#include "lab/music.h" +#include "lab/processroom.h" +#include "lab/resource.h" +#include "lab/speciallocks.h" +#include "lab/utils.h" + +namespace Lab { +LabEngine::LabEngine(OSystem *syst, const ADGameDescription *gameDesc) + : Engine(syst), _gameDescription(gameDesc), _extraGameFeatures(0) { + _lastWaitTOFTicks = 0; + + _isHiRes = false; + _roomNum = -1; + for (int i = 0; i < MAX_CRUMBS; i++) { + _breadCrumbs[i]._roomNum = 0; + _breadCrumbs[i]._direction = kDirectionNorth; + } + + _numCrumbs = 0; + _droppingCrumbs = false; + _followingCrumbs = false; + _followCrumbsFast = false; + _isCrumbTurning = false; + _isCrumbWaiting = false; + _noUpdateDiff = false; + _quitLab = false; + _mainDisplay = true; + + _numInv = 0; + _manyRooms = 0; + _direction = 0; + _highestCondition = 0; + _crumbTimestamp = 0; + _maxRooms = 0; + + _event = nullptr; + _resource = nullptr; + _music = nullptr; + _anim = nullptr; + _closeDataPtr = nullptr; + _conditions = nullptr; + _graphics = nullptr; + _rooms = nullptr; + _roomsFound = nullptr; + _specialLocks = nullptr; + _utils = nullptr; + _console = nullptr; + _journalBackImage = nullptr; + + _lastTooLong = false; + _interfaceOff = false; + _alternate = false; + + for (int i = 0; i < 20; i++) + _moveImages[i] = nullptr; + + for (int i = 0; i < 10; i++) + _invImages[i] = nullptr; + + _curFileName = " "; + _msgFont = nullptr; + _inventory = nullptr; + + _imgMap = nullptr; + _imgRoom = nullptr; + _imgUpArrowRoom = nullptr; + _imgDownArrowRoom = nullptr; + _imgBridge = nullptr; + _imgHRoom = nullptr; + _imgVRoom = nullptr; + _imgMaze = nullptr; + _imgHugeMaze = nullptr; + _imgPath = nullptr; + for (int i = 0; i < 4; i++) + _imgMapX[i] = nullptr; + _maps = nullptr; + + _blankJournal = nullptr; + _journalFont = nullptr; + _journalPage = 0; + _lastPage = false; + _monitorPage = 0; + _monitorTextFilename = ""; + _monitorButton = nullptr; + _monitorButtonHeight = 1; + for (int i = 0; i < 20; i++) + _highPalette[i] = 0; + _introPlaying = false; +} + +LabEngine::~LabEngine() { + // Remove all of our debug levels here + DebugMan.clearAllDebugChannels(); + + freeMapData(); + delete[] _rooms; + delete[] _inventory; + + delete _conditions; + delete _roomsFound; + delete _event; + delete _resource; + delete _music; + delete _anim; + delete _graphics; + delete _specialLocks; + delete _utils; + delete _console; + delete _journalBackImage; +} + +Common::Error LabEngine::run() { + if (getFeatures() & GF_LOWRES) + initGraphics(320, 200, false); + else + initGraphics(640, 480, true); + + _event = new EventManager(this); + _resource = new Resource(this); + _music = new Music(this); + _graphics = new DisplayMan(this); + _anim = new Anim(this); + _specialLocks = new SpecialLocks(this); + _utils = new Utils(this); + _console = new Console(this); + _journalBackImage = new Image(this); + + if (getPlatform() == Common::kPlatformWindows) { + // Check if this is the Wyrmkeep trial + Common::File roomFile; + bool knownVersion = true; + bool roomFileOpened = roomFile.open("game/rooms/48"); + + if (!roomFileOpened) + knownVersion = false; + else if (roomFile.size() != 892) + knownVersion = false; + else { + roomFile.seek(352); + byte checkByte = roomFile.readByte(); + if (checkByte == 0x00) { + // Full Windows version + } else if (checkByte == 0x80) { + // Wyrmkeep trial version + _extraGameFeatures = GF_WINDOWS_TRIAL; + + GUI::MessageDialog trialMessage("This is a trial Windows version of the game. To play the full version, you will need to use the original interpreter and purchase a key from Wyrmkeep"); + trialMessage.runModal(); + } else { + knownVersion = false; + } + + roomFile.close(); + + if (!knownVersion) { + warning("Unknown Windows version found, please report this version to the ScummVM team"); + return Common::kNoGameDataFoundError; + } + } + } + + go(); + + return Common::kNoError; +} + +Common::String LabEngine::generateSaveFileName(uint slot) { + return Common::String::format("%s.%03u", _targetName.c_str(), slot); +} + +void LabEngine::drawStaticMessage(byte index) { + _graphics->drawMessage(_resource->getStaticText((StaticText)index), false); +} + +void LabEngine::changeVolume(int delta) { + int sfxPrev = _mixer->getVolumeForSoundType(Audio::Mixer::kSFXSoundType); + int musicPrev = _mixer->getVolumeForSoundType(Audio::Mixer::kMusicSoundType); + int sfxNew = (delta > 0) ? MIN<int>(sfxPrev + 10, Audio::Mixer::kMaxMixerVolume) : MAX<int>(sfxPrev - 10, 0); + int musicNew = (delta > 0) ? MIN<int>(musicPrev + 10, Audio::Mixer::kMaxMixerVolume) : MAX<int>(musicPrev - 10, 0); + _mixer->setVolumeForSoundType(Audio::Mixer::kSFXSoundType, sfxNew); + _mixer->setVolumeForSoundType(Audio::Mixer::kMusicSoundType, musicNew); +} + +void LabEngine::waitTOF() { + _system->copyRectToScreen(_graphics->_displayBuffer, _graphics->_screenWidth, 0, 0, _graphics->_screenWidth, _graphics->_screenHeight); + _system->updateScreen(); + + _event->processInput(); + + uint32 now; + + for (now = _system->getMillis(); now - _lastWaitTOFTicks <= 0xF; now = _system->getMillis() ) + _system->delayMillis(_lastWaitTOFTicks - now + 17); + + _lastWaitTOFTicks = now; +} + +void LabEngine::updateEvents() { + _event->processInput(); + _event->updateMouse(); +} + +Common::Error LabEngine::loadGameState(int slot) { + bool result = loadGame(slot); + _curFileName = " "; + _closeDataPtr = nullptr; + _mainDisplay = true; + _followingCrumbs = false; + _event->simulateEvent(); + _graphics->_longWinInFront = false; + return (result) ? Common::kNoError : Common::kUserCanceled; +} + +Common::Error LabEngine::saveGameState(int slot, const Common::String &desc) { + bool result = saveGame(slot, desc); + return (result) ? Common::kNoError : Common::kUserCanceled; +} + +bool LabEngine::canLoadGameStateCurrently() { + return !_anim->isPlaying() && !_introPlaying; +} + +bool LabEngine::canSaveGameStateCurrently() { + return !_anim->isPlaying() && !_introPlaying; +} + +} // End of namespace Lab |