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;
}
void LabEngine::doActions(const ActionList &actionList) {
ActionList::const_iterator action;
for (action = actionList.begin(); action != actionList.end(); ++action) {
updateEvents();
if (_quitLab || shouldQuit())
return;
switch (action->_actionType) {
case kActionPlaySound:
_music->loadSoundEffect(action->_messages[0], false, true);
break;
case kActionPlaySoundNoWait: // only used in scene 7 (street, when teleporting to the surreal maze)
_music->loadSoundEffect(action->_messages[0], false, false);
break;
case kActionPlaySoundLooping:
_music->loadSoundEffect(action->_messages[0], true, false);
break;
case kActionShowDiff:
_graphics->readPict(action->_messages[0], true);
break;
case kActionShowDiffLooping: // used in scene 44 (heart of the labyrinth, minotaur)
_graphics->readPict(action->_messages[0], false);
break;
case kActionLoadDiff:
if (!action->_messages[0].empty())
// Puts a file into memory
_graphics->loadPict(action->_messages[0]);
break;
case kActionLoadBitmap:
error("Unused opcode kActionLoadBitmap has been called");
case kActionShowBitmap:
error("Unused opcode kActionShowBitmap has been called");
case kActionTransition:
_graphics->doTransition((TransitionType)action->_param1, action->_messages[0].c_str());
break;
case kActionNoUpdate:
_noUpdateDiff = true;
_anim->_doBlack = false;
break;
case kActionForceUpdate:
_curFileName = " ";
break;
case kActionShowCurPict: {
Common::String test = getPictName(true);
if (test != _curFileName) {
_curFileName = test;
_graphics->readPict(_curFileName);
}
}
break;
case kActionSetElement:
_conditions->inclElement(action->_param1);
break;
case kActionUnsetElement:
_conditions->exclElement(action->_param1);
break;
case kActionShowMessage:
if (_graphics->_longWinInFront)
_graphics->longDrawMessage(action->_messages[0], true);
else
_graphics->drawMessage(action->_messages[0], true);
break;
case kActionCShowMessage:
if (!_closeDataPtr)
_graphics->drawMessage(action->_messages[0], true);
break;
case kActionShowMessages:
_graphics->drawMessage(action->_messages[_utils->getRandom(action->_param1)], true);
break;
case kActionChangeRoom:
if (action->_param1 & 0x8000) {
// This is a Wyrmkeep Windows trial version, thus stop at this
// point, since we can't check for game payment status
_graphics->readPict(getPictName(true));
GUI::MessageDialog trialMessage("This is the end of the trial version. You can play the full game using the original interpreter from Wyrmkeep");
trialMessage.runModal();
break;
}
_music->checkRoomMusic(_roomNum, action->_param1);
_roomNum = action->_param1;
_direction = action->_param2 - 1;
_closeDataPtr = nullptr;
_anim->_doBlack = true;
break;
case kActionSetCloseup: {
Common::Point curPos = Common::Point(_utils->scaleX(action->_param1), _utils->scaleY(action->_param2));
const CloseData *tmpClosePtr = getObject(curPos, _closeDataPtr);
if (tmpClosePtr)
_closeDataPtr = tmpClosePtr;
}
break;
case kActionMainView:
_closeDataPtr = nullptr;
break;
case kActionSubInv:
if (_inventory[action->_param1]._quantity)
(_inventory[action->_param1]._quantity)--;
if (_inventory[action->_param1]._quantity == 0)
_conditions->exclElement(action->_param1);
break;
case kActionAddInv:
(_inventory[action->_param1]._quantity) += action->_param2;
_conditions->inclElement(action->_param1);
break;
case kActionShowDir:
_graphics->setActionMessage(false);
break;
case kActionWaitSecs: {
uint32 targetMillis = _system->getMillis() + action->_param1 * 1000;
_graphics->screenUpdate();
while (_system->getMillis() < targetMillis) {
updateEvents();
if (_quitLab || shouldQuit())
return;
_anim->diffNextFrame();
}
}
break;
case kActionStopMusic: // used in scene 44 (heart of the labyrinth, minotaur)
_music->freeMusic();
break;
case kActionStartMusic: // unused
error("Unused opcode kActionStartMusic has been called");
break;
case kActionChangeMusic: // used in scene 46 (museum exhibit, for the alarm)
_music->changeMusic(action->_messages[0], true, false);
break;
case kActionResetMusic: // used in scene 45 (sheriff's office, after museum)
_music->resetMusic(true);
break;
case kActionFillMusic:
error("Unused opcode kActionFillMusic has been called");
break;
case kActionWaitSound: // used in scene 44 (heart of the labyrinth / ending)
while (_music->isSoundEffectActive()) {
updateEvents();
if (_quitLab || shouldQuit())
return;
_anim->diffNextFrame();
waitTOF();
}
break;
case kActionClearSound:
_music->stopSoundEffect();
break;
case kActionWinMusic: // used in scene 44 (heart of the labyrinth / ending)
_music->freeMusic();
_music->changeMusic("Music:WinGame", false, false);
break;
case kActionWinGame: // used in scene 44 (heart of the labyrinth / ending)
_quitLab = true;
showLab2Teaser();
break;
case kActionLostGame:
error("Unused opcode kActionLostGame has been called");
case kActionResetBuffer:
_graphics->freePict();
break;
case kActionSpecialCmd:
if (action->_param1 == 0)
_anim->_doBlack = true;
else if (action->_param1 == 1)
_anim->_doBlack = (_closeDataPtr == nullptr);
else if (action->_param1 == 2)
_anim->_doBlack = (_closeDataPtr != nullptr);
else if (action->_param1 == 5) {
// inverse the palette
for (int idx = (8 * 3); idx < (255 * 3); idx++)
_anim->_diffPalette[idx] = 255 - _anim->_diffPalette[idx];
waitTOF();
_graphics->setPalette(_anim->_diffPalette, 256);
waitTOF();
waitTOF();
} else if (action->_param1 == 4) {
// white the palette
_graphics->whiteScreen();
waitTOF();
waitTOF();
} else if (action->_param1 == 6) {
// Restore the palette
waitTOF();
_graphics->setPalette(_anim->_diffPalette, 256);
waitTOF();
waitTOF();
} else if (action->_param1 == 7) {
// Quick pause
waitTOF();
waitTOF();
waitTOF();
}
break;
}
}
_music->stopSoundEffect();
}
