/
drascula.cpp
1178 lines (1023 loc) · 27.1 KB
/
drascula.cpp
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/* 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.
*
*/
#include "common/events.h"
#include "common/keyboard.h"
#include "common/file.h"
#include "common/savefile.h"
#include "common/config-manager.h"
#include "common/textconsole.h"
#include "backends/audiocd/audiocd.h"
#include "base/plugins.h"
#include "base/version.h"
#include "engines/util.h"
#include "audio/mixer.h"
#include "drascula/drascula.h"
#include "drascula/console.h"
namespace Drascula {
DrasculaEngine::DrasculaEngine(OSystem *syst, const DrasculaGameDescription *gameDesc) : Engine(syst), _gameDescription(gameDesc) {
_charMap = 0;
_itemLocations = 0;
_polX = 0;
_polY = 0;
_verbBarX = 0;
_x1d_menu = 0;
_y1d_menu = 0;
_frameX = 0;
_candleX = 0;
_candleY = 0;
_pianistX = 0;
_drunkX = 0;
_roomPreUpdates = 0;
_roomUpdates = 0;
_roomActions = 0;
_text = 0;
_textd = 0;
_textb = 0;
_textbj = 0;
_texte = 0;
_texti = 0;
_textl = 0;
_textp = 0;
_textt = 0;
_textvb = 0;
_textsys = 0;
_texthis = 0;
_textverbs = 0;
_textmisc = 0;
_textd1 = 0;
_talkSequences = 0;
_currentSaveSlot = 0;
bjX = 0;
bjY = 0;
trackBJ = 0;
framesWithoutAction = 0;
term_int = 0;
currentChapter = 0;
_loadedDifferentChapter = 0;
musicStopped = 0;
FrameSSN = 0;
globalSpeed = 0;
LastFrame = 0;
flag_tv = 0;
_charMapSize = 0;
_itemLocationsSize = 0;
_polXSize = 0;
_verbBarXSize = 0;
_x1dMenuSize = 0;
_frameXSize = 0;
_candleXSize = 0;
_pianistXSize = 0;
_drunkXSize = 0;
_roomPreUpdatesSize = 0;
_roomUpdatesSize = 0;
_roomActionsSize = 0;
_talkSequencesSize = 0;
_numLangs = 0;
feetHeight = 0;
floorX1 = 0;
floorY1 = 0;
floorX2 = 0;
floorY2 = 0;
lowerLimit = 0;
upperLimit = 0;
trackFinal = 0;
walkToObject = 0;
objExit = 0;
_startTime = 0;
hasAnswer = 0;
savedTime = 0;
breakOut = 0;
vonBraunX = 0;
trackVonBraun = 0;
vonBraunHasMoved = 0;
newHeight = 0;
newWidth = 0;
color_solo = 0;
igorX = 0;
igorY = 0;
trackIgor = 0;
drasculaX = 0;
drasculaY = 0;
trackDrascula = 0;
_roomNumber = 0;
numRoomObjs = 0;
takeObject = 0;
pickedObject = 0;
_subtitlesDisabled = 0;
_menuBar = 0;
_menuScreen = 0;
_hasName = 0;
curExcuseLook = 0;
curExcuseAction = 0;
frame_y = 0;
curX = 0;
curY = 0;
characterMoved = 0;
curDirection = 0;
trackProtagonist = 0;
_characterFrame = 0;
characterVisible = 0;
roomX = 0;
roomY = 0;
checkFlags = 0;
doBreak = 0;
stepX = 0;
stepY = 0;
curHeight = 0;
curWidth = 0;
_color = 0;
blinking = 0;
_mouseX = 0;
_mouseY = 0;
_leftMouseButton = 0;
_rightMouseButton = 0;
*textName = 0;
crosshairCursor = 0;
mouseCursor = 0;
bgSurface = 0;
backSurface = 0;
cursorSurface = 0;
drawSurface3 = 0;
drawSurface2 = 0;
tableSurface = 0;
extraSurface = 0;
screenSurface = 0;
frontSurface = 0;
previousMusic = 0;
roomMusic = 0;
_rnd = new Common::RandomSource("drascula");
_console = 0;
const Common::FSNode gameDataDir(ConfMan.get("path"));
SearchMan.addSubDirectoryMatching(gameDataDir, "audio");
int cd_num = ConfMan.getInt("cdrom");
if (cd_num >= 0)
_system->getAudioCDManager()->openCD(cd_num);
_lang = kEnglish;
_keyBufferHead = _keyBufferTail = 0;
_roomHandlers = 0;
}
DrasculaEngine::~DrasculaEngine() {
delete _rnd;
stopSound();
freeRoomsTable();
delete _console;
free(_charMap);
free(_itemLocations);
free(_polX);
free(_polY);
free(_verbBarX);
free(_x1d_menu);
free(_y1d_menu);
free(_frameX);
free(_candleX);
free(_candleY);
free(_pianistX);
free(_drunkX);
free(_roomPreUpdates);
free(_roomUpdates);
free(_roomActions);
free(_talkSequences);
freeTexts(_text);
freeTexts(_textd);
freeTexts(_textb);
freeTexts(_textbj);
freeTexts(_texte);
freeTexts(_texti);
freeTexts(_textl);
freeTexts(_textp);
freeTexts(_textt);
freeTexts(_textvb);
freeTexts(_textsys);
freeTexts(_texthis);
freeTexts(_textverbs);
freeTexts(_textmisc);
freeTexts(_textd1);
}
bool DrasculaEngine::hasFeature(EngineFeature f) const {
return
(f == kSupportsRTL);
}
Common::Error DrasculaEngine::run() {
// Initialize backend
initGraphics(320, 200, false);
switch (getLanguage()) {
case Common::EN_ANY:
_lang = kEnglish;
break;
case Common::ES_ESP:
_lang = kSpanish;
break;
case Common::DE_DEU:
_lang = kGerman;
break;
case Common::FR_FRA:
_lang = kFrench;
break;
case Common::IT_ITA:
_lang = kItalian;
break;
default:
warning("Unknown game language. Falling back to English");
_lang = kEnglish;
}
_console = new Console(this);
if (!loadDrasculaDat())
return Common::kUnknownError;
checkForOldSaveGames();
setupRoomsTable();
loadArchives();
// Setup mixer
syncSoundSettings();
currentChapter = 1; // values from 1 to 6 will start each part of game
_loadedDifferentChapter = false;
setTotalPlayTime(0);
// Check if a save is loaded from the launcher
int directSaveSlotLoading = ConfMan.getInt("save_slot");
if (directSaveSlotLoading >= 0) {
loadGame(directSaveSlotLoading);
}
checkCD();
while (!shouldQuit()) {
int i;
takeObject = 0;
_menuBar = false;
_menuScreen = false;
_hasName = false;
frame_y = 0;
curX = -1;
characterMoved = 0;
trackProtagonist = 3;
_characterFrame = 0;
characterVisible = 1;
checkFlags = 1;
doBreak = 0;
walkToObject = 0;
stepX = STEP_X;
stepY = STEP_Y;
curHeight = CHARACTER_HEIGHT;
curWidth = CHARACTER_WIDTH;
feetHeight = FEET_HEIGHT;
hasAnswer = 0;
savedTime = 0;
breakOut = 0;
vonBraunX = 120;
trackVonBraun = 1;
vonBraunHasMoved = 0;
framesWithoutAction = 0;
term_int = 0;
musicStopped = 0;
globalSpeed = 0;
curExcuseLook = 0;
curExcuseAction = 0;
_roomNumber = 0;
for (i = 0; i < 8; i++)
actorFrames[i] = 0;
actorFrames[kFrameVonBraun] = 1;
allocMemory();
_subtitlesDisabled = !ConfMan.getBool("subtitles");
if (currentChapter != 3)
loadPic(96, frontSurface, COMPLETE_PAL);
loadPic(99, cursorSurface);
if (currentChapter == 1) {
} else if (currentChapter == 2) {
loadPic("pts.alg", drawSurface2);
} else if (currentChapter == 3) {
loadPic("aux13.alg", bgSurface, COMPLETE_PAL);
loadPic(96, frontSurface);
} else if (currentChapter == 4) {
if (!_loadedDifferentChapter)
animation_castle();
loadPic(96, frontSurface);
clearRoom();
} else if (currentChapter == 5) {
} else if (currentChapter == 6) {
igorX = 105;
igorY = 85;
trackIgor = 1;
drasculaX = 62;
drasculaY = 99;
trackDrascula = 1;
actorFrames[kFramePendulum] = 0;
flag_tv = 0;
}
loadPic(95, tableSurface);
for (i = 0; i < 25; i++)
memcpy(crosshairCursor + i * 40, tableSurface + 225 + (56 + i) * 320, 40);
if (_lang == kSpanish)
loadPic(currentChapter == 6 ? 97 : 974, tableSurface);
if (currentChapter != 2) {
loadPic(99, cursorSurface);
loadPic(99, backSurface);
if (currentChapter == 6 && _lang == kSpanish)
loadPic(95, extraSurface);
else
loadPic(97, extraSurface);
}
memset(iconName, 0, sizeof(iconName));
for (i = 0; i < 6; i++)
Common::strlcpy(iconName[i + 1], _textverbs[i], 13);
assignPalette(defaultPalette);
if (!runCurrentChapter()) {
endChapter();
break;
}
endChapter();
if (currentChapter == 6)
break;
currentChapter++;
}
return Common::kNoError;
}
void DrasculaEngine::endChapter() {
stopSound();
clearRoom();
black();
MusicFadeout();
stopMusic();
freeMemory();
}
bool DrasculaEngine::runCurrentChapter() {
int n;
_rightMouseButton = 0;
previousMusic = -1;
if (currentChapter != 2) {
int soc = 0;
for (n = 0; n < 6; n++) {
soc = soc + CHARACTER_WIDTH;
_frameX[n] = soc;
}
}
for (n = 1; n < ARRAYSIZE(inventoryObjects); n++)
inventoryObjects[n] = 0;
for (n = 0; n < NUM_FLAGS; n++)
flags[n] = 0;
if (currentChapter == 2) {
flags[16] = 1;
flags[17] = 1;
flags[27] = 1;
}
for (n = 1; n < 7; n++)
inventoryObjects[n] = n;
if (currentChapter == 1) {
pickObject(28);
if (!_loadedDifferentChapter)
animation_1_1();
selectVerb(kVerbNone);
loadPic("2aux62.alg", drawSurface2);
trackProtagonist = 1;
objExit = 104;
if (_loadedDifferentChapter) {
if (!loadGame(_currentSaveSlot)) {
return true;
}
} else {
enterRoom(62);
curX = -20;
curY = 56;
gotoObject(65, 145);
}
// REMINDER: This is a good place to debug animations
} else if (currentChapter == 2) {
addObject(kItemPhone);
trackProtagonist = 3;
objExit = 162;
if (!_loadedDifferentChapter)
enterRoom(14);
else {
if (!loadGame(_currentSaveSlot)) {
return true;
}
}
} else if (currentChapter == 3) {
addObject(kItemPhone);
addObject(kItemEarplugs);
addObject(kItemSickle);
addObject(kItemHandbag);
addObject(kItemCross);
addObject(kItemReefer);
addObject(kItemOneCoin);
flags[1] = 1;
trackProtagonist = 1;
objExit = 99;
if (!_loadedDifferentChapter)
enterRoom(20);
else {
if (!loadGame(_currentSaveSlot)) {
return true;
}
}
// From here onwards the items have different IDs
} else if (currentChapter == 4) {
addObject(kItemPhone2);
addObject(kItemCross2);
addObject(kItemReefer2);
addObject(kItemOneCoin2);
objExit = 100;
if (!_loadedDifferentChapter) {
enterRoom(21);
trackProtagonist = 0;
curX = 235;
curY = 164;
} else {
if (!loadGame(_currentSaveSlot)) {
return true;
}
}
} else if (currentChapter == 5) {
addObject(28);
addObject(7);
addObject(9);
addObject(11);
addObject(13);
addObject(14);
addObject(15);
addObject(17);
addObject(20);
trackProtagonist = 1;
objExit = 100;
if (!_loadedDifferentChapter) {
enterRoom(45);
} else {
if (!loadGame(_currentSaveSlot)) {
return true;
}
}
} else if (currentChapter == 6) {
addObject(28);
addObject(9);
trackProtagonist = 1;
objExit = 104;
if (!_loadedDifferentChapter) {
enterRoom(58);
animation_1_6();
} else {
if (!loadGame(_currentSaveSlot)) {
return true;
}
loadPic("auxdr.alg", drawSurface2);
}
}
showCursor();
while (!shouldQuit()) {
if (characterMoved == 0) {
stepX = STEP_X;
stepY = STEP_Y;
}
if (characterMoved == 0 && walkToObject == 1) {
trackProtagonist = trackFinal;
walkToObject = 0;
}
if (currentChapter == 2) {
// NOTE: the checks for room number 14 below are a hack used in the original
// game, and move the character to a place where his feet are not drawn above
// the pianist's head. Originally, walkToObject was not updated properly, which
// lead to an incorrect setting of the protagonist's tracking flag (above). This
// made the character start walking off screen, as his actual position was
// different than the displayed one
if (_roomNumber == 3 && (curX == 279) && (curY + curHeight == 101)) {
gotoObject(178, 121);
gotoObject(169, 135);
} else if (_roomNumber == 14 && (curX == 214) && (curY + curHeight == 121)) {
walkToObject = 1;
gotoObject(190, 130);
} else if (_roomNumber == 14 && (curX == 246) && (curY + curHeight == 112)) {
walkToObject = 1;
gotoObject(190, 130);
}
}
moveCursor();
updateScreen();
if (currentChapter == 2) {
if (musicStatus() == 0 && roomMusic != 0)
playMusic(roomMusic);
} else {
if (musicStatus() == 0)
playMusic(roomMusic);
}
delay(25);
#ifndef _WIN32_WCE
// FIXME
// This and the following #ifndefs disable the excess updateEvents() calls *within* the game loop.
// Events such as keypresses or mouse clicks are dropped on the ground with no processing
// by these calls. They are properly handled by the implicit call through getScan() below.
// It is not a good practice to not process events and indeed this created problems with synthesized
// events in the wince port.
updateEvents();
#endif
if (!_menuScreen && takeObject == 1)
checkObjects();
#ifdef _WIN32_WCE
if (_rightMouseButton) {
if (_menuScreen) {
#else
if (_rightMouseButton == 1 && _menuScreen) {
#endif
_rightMouseButton = 0;
delay(100);
if (currentChapter == 2) {
loadPic(menuBackground, cursorSurface);
loadPic(menuBackground, backSurface);
} else {
loadPic(99, cursorSurface);
loadPic(99, backSurface);
}
setPalette((byte *)&gamePalette);
_menuScreen = false;
#ifndef _WIN32_WCE
// FIXME: This call here is in hope that it will catch the rightmouseup event so the
// next if block won't be executed. This too is not a good coding practice. I've recoded it
// with a mutual exclusive if block for the menu. I would commit this properly but I cannot test
// for other (see Desktop) ports right now.
updateEvents();
#endif
#ifdef _WIN32_WCE
} else {
#else
}
// Do not show the inventory screen in chapter 5, if the right mouse button is clicked
// while the plug (object 16) is held
// Fixes bug #2059621 - "DRASCULA: Plug bug"
if (_rightMouseButton == 1 && !_menuScreen &&
!(currentChapter == 5 && pickedObject == 16)) {
#endif
_rightMouseButton = 0;
delay(100);
characterMoved = 0;
if (trackProtagonist == 2)
trackProtagonist = 1;
if (currentChapter == 4) {
loadPic("icons2.alg", backSurface);
loadPic("icons2.alg", cursorSurface);
} else if (currentChapter == 5) {
loadPic("icons3.alg", backSurface);
loadPic("icons3.alg", cursorSurface);
} else if (currentChapter == 6) {
loadPic("iconsp.alg", backSurface);
loadPic("iconsp.alg", cursorSurface);
} else {
loadPic("icons.alg", backSurface);
loadPic("icons.alg", cursorSurface);
}
_menuScreen = true;
#ifndef _WIN32_WCE
updateEvents();
#endif
selectVerb(kVerbNone);
}
#ifdef _WIN32_WCE
}
#endif
if (_leftMouseButton == 1 && _menuBar) {
selectVerbFromBar();
} else if (_leftMouseButton == 1 && takeObject == 0) {
delay(100);
if (verify1())
return true;
} else if (_leftMouseButton == 1 && takeObject == 1) {
if (verify2())
return true;
}
_menuBar = (_mouseY < 24 && !_menuScreen) ? true : false;
Common::KeyCode key = getScan();
if (key == Common::KEYCODE_F1 && !_menuScreen) {
selectVerb(kVerbLook);
} else if (key == Common::KEYCODE_F2 && !_menuScreen) {
selectVerb(kVerbPick);
} else if (key == Common::KEYCODE_F3 && !_menuScreen) {
selectVerb(kVerbOpen);
} else if (key == Common::KEYCODE_F4 && !_menuScreen) {
selectVerb(kVerbClose);
} else if (key == Common::KEYCODE_F5 && !_menuScreen) {
selectVerb(kVerbTalk);
} else if (key == Common::KEYCODE_F6 && !_menuScreen) {
selectVerb(kVerbMove);
} else if (key == Common::KEYCODE_F7) {
// ScummVM load screen
if (!scummVMSaveLoadDialog(false))
return true;
} else if (key == Common::KEYCODE_F8) {
selectVerb(kVerbNone);
} else if (key == Common::KEYCODE_F9) {
volumeControls();
} else if (key == Common::KEYCODE_F10) {
if (!ConfMan.getBool("originalsaveload")) {
// ScummVM save screen
scummVMSaveLoadDialog(true);
} else {
// Original save/load screen
if (!saveLoadScreen())
return true;
}
} else if (key == Common::KEYCODE_v) {
_subtitlesDisabled = true;
ConfMan.setBool("subtitles", !_subtitlesDisabled);
print_abc(_textsys[2], 96, 86);
updateScreen();
delay(1410);
} else if (key == Common::KEYCODE_t) {
_subtitlesDisabled = false;
ConfMan.setBool("subtitles", !_subtitlesDisabled);
print_abc(_textsys[3], 94, 86);
updateScreen();
delay(1460);
} else if (key == Common::KEYCODE_ESCAPE) {
if (!confirmExit())
return false;
} else if (key == Common::KEYCODE_TILDE || key == Common::KEYCODE_BACKQUOTE) {
_console->attach();
_console->onFrame();
} else if (currentChapter == 6 && key == Common::KEYCODE_0 && _roomNumber == 61) {
loadPic("alcbar.alg", bgSurface, 255);
}
if (_leftMouseButton != 0 || _rightMouseButton != 0 || key != 0)
framesWithoutAction = 0;
if (framesWithoutAction == 15000) {
screenSaver();
framesWithoutAction = 0;
}
framesWithoutAction++;
}
return false;
}
bool DrasculaEngine::verify1() {
int l;
if (_menuScreen)
removeObject();
else {
for (l = 0; l < numRoomObjs; l++) {
if (_mouseX >= _objectX1[l] && _mouseY >= _objectY1[l]
&& _mouseX <= _objectX2[l] && _mouseY <= _objectY2[l] && doBreak == 0) {
if (exitRoom(l))
return true;
if (doBreak == 1)
break;
}
}
if (_mouseX > curX && _mouseY > curY
&& _mouseX < curX + curWidth && _mouseY < curY + curHeight)
doBreak = 1;
for (l = 0; l < numRoomObjs; l++) {
if (_mouseX > _objectX1[l] && _mouseY > _objectY1[l]
&& _mouseX < _objectX2[l] && _mouseY < _objectY2[l] && doBreak == 0) {
roomX = roomObjX[l];
roomY = roomObjY[l];
trackFinal = trackObj[l];
doBreak = 1;
walkToObject = 1;
startWalking();
}
}
if (doBreak == 0) {
roomX = CLIP(_mouseX, floorX1, floorX2);
roomY = CLIP(_mouseY, floorY1 + feetHeight, floorY2);
startWalking();
}
doBreak = 0;
}
return false;
}
bool DrasculaEngine::verify2() {
int l;
if (_menuScreen) {
if (pickupObject())
return true;
} else {
if (!strcmp(textName, "hacker") && _hasName) {
if (checkAction(50))
return true;
} else {
for (l = 0; l < numRoomObjs; l++) {
if (_mouseX > _objectX1[l] && _mouseY > _objectY1[l]
&& _mouseX < _objectX2[l] && _mouseY < _objectY2[l] && visible[l] == 1) {
trackFinal = trackObj[l];
walkToObject = 1;
gotoObject(roomObjX[l], roomObjY[l]);
if (checkAction(objectNum[l]))
return true;
if (currentChapter == 4)
break;
}
}
}
}
return false;
}
Common::KeyCode DrasculaEngine::getScan() {
updateEvents();
if (_keyBufferHead == _keyBufferTail)
return Common::KEYCODE_INVALID;
Common::KeyCode key = _keyBuffer[_keyBufferTail].keycode;
_keyBufferTail = (_keyBufferTail + 1) % KEYBUFSIZE;
return key;
}
void DrasculaEngine::addKeyToBuffer(Common::KeyState& key) {
if ((_keyBufferHead + 1) % KEYBUFSIZE == _keyBufferTail) {
warning("key buffer overflow");
return;
}
_keyBuffer[_keyBufferHead] = key;
_keyBufferHead = (_keyBufferHead + 1) % KEYBUFSIZE;
}
void DrasculaEngine::flushKeyBuffer() {
updateEvents();
_keyBufferHead = _keyBufferTail = 0;
}
void DrasculaEngine::updateEvents() {
Common::Event event;
Common::EventManager *eventMan = _system->getEventManager();
updateMusic();
#ifdef _WIN32_WCE
if (eventMan->pollEvent(event)) {
#else
while (eventMan->pollEvent(event)) {
#endif
switch (event.type) {
case Common::EVENT_KEYDOWN:
if (event.kbd.keycode == Common::KEYCODE_d && event.kbd.hasFlags(Common::KBD_CTRL)) {
// Start the debugger
getDebugger()->attach();
getDebugger()->onFrame();
}
addKeyToBuffer(event.kbd);
break;
case Common::EVENT_KEYUP:
break;
case Common::EVENT_MOUSEMOVE:
_mouseX = event.mouse.x;
_mouseY = event.mouse.y;
break;
case Common::EVENT_LBUTTONDOWN:
_leftMouseButton = 1;
break;
case Common::EVENT_LBUTTONUP:
_leftMouseButton = 0;
break;
case Common::EVENT_RBUTTONDOWN:
// We changed semantic and react only on button up event
break;
case Common::EVENT_RBUTTONUP:
_rightMouseButton = 1;
break;
default:
break;
}
}
}
void DrasculaEngine::delay(int ms) {
uint32 end = _system->getMillis() + ms * 2; // originally was 1
do {
_system->delayMillis(10);
updateEvents();
_system->updateScreen();
} while (_system->getMillis() < end && !shouldQuit());
}
void DrasculaEngine::pause(int duration) {
delay(duration * 15);
}
int DrasculaEngine::getTime() {
return _system->getMillis() / 10;
}
void DrasculaEngine::reduce_hare_chico(int xx1, int yy1, int xx2, int yy2, int width, int height, int factor, byte *dir_inicio, byte *dir_fin) {
float totalX, totalY;
int n, m;
float pixelX, pixelY;
newWidth = (width * factor) / 100;
newHeight = (height * factor) / 100;
totalX = width / newWidth;
totalY = height / newHeight;
pixelX = xx1;
pixelY = yy1;
for (n = 0; n < newHeight; n++) {
for (m = 0; m < newWidth; m++) {
copyRect((int)pixelX, (int)pixelY, xx2 + m, yy2 + n,
1, 1, dir_inicio, dir_fin);
pixelX += totalX;
}
pixelX = xx1;
pixelY += totalY;
}
}
void DrasculaEngine::hipo_sin_nadie(int counter){
int y = 0, trackCharacter = 0;
if (currentChapter == 3)
y = -1;
do {
counter--;
copyBackground();
if (currentChapter == 3)
updateScreen(0, 0, 0, y, 320, 200, screenSurface);
else
updateScreen(0, 1, 0, y, 320, 198, screenSurface);
if (trackCharacter == 0)
y++;
else
y--;
if (currentChapter == 3) {
if (y == 1)
trackCharacter = 1;
if (y == -1)
trackCharacter = 0;
} else {
if (y == 2)
trackCharacter = 1;
if (y == 0)
trackCharacter = 0;
}
} while (counter > 0);
copyBackground();
updateScreen();
}
bool DrasculaEngine::loadDrasculaDat() {
Common::File in;
int i;
in.open("drascula.dat");
if (!in.isOpen()) {
Common::String errorMessage = "You're missing the 'drascula.dat' file. Get it from the ScummVM website";
GUIErrorMessage(errorMessage);
warning("%s", errorMessage.c_str());
return false;
}
char buf[256];
int ver;
in.read(buf, 8);
buf[8] = '\0';
if (strcmp(buf, "DRASCULA") != 0) {
Common::String errorMessage = "File 'drascula.dat' is corrupt. Get it from the ScummVM website";
GUIErrorMessage(errorMessage);
warning("%s", errorMessage.c_str());
return false;
}
ver = in.readByte();
if (ver != DRASCULA_DAT_VER) {
Common::String errorMessage = Common::String::format("File 'drascula.dat' is wrong version. Expected %d but got %d. Get it from the ScummVM website", DRASCULA_DAT_VER, ver);