aboutsummaryrefslogtreecommitdiff
path: root/engines/access/access.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'engines/access/access.cpp')
-rw-r--r--engines/access/access.cpp578
1 files changed, 578 insertions, 0 deletions
diff --git a/engines/access/access.cpp b/engines/access/access.cpp
new file mode 100644
index 0000000000..0a4e519c91
--- /dev/null
+++ b/engines/access/access.cpp
@@ -0,0 +1,578 @@
+/* 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/scummsys.h"
+#include "common/config-manager.h"
+#include "common/debug-channels.h"
+#include "common/events.h"
+#include "engines/util.h"
+#include "graphics/scaler.h"
+#include "graphics/thumbnail.h"
+#include "access/access.h"
+
+namespace Access {
+
+AccessEngine::AccessEngine(OSystem *syst, const AccessGameDescription *gameDesc)
+ : _gameDescription(gameDesc), Engine(syst), _randomSource("Access"),
+ _useItem(_flags[99]), _startup(_flags[170]), _manScaleOff(_flags[172]) {
+ _animation = nullptr;
+ _bubbleBox = nullptr;
+ _char = nullptr;
+ _debugger = nullptr;
+ _events = nullptr;
+ _files = nullptr;
+ _inventory = nullptr;
+ _midi = nullptr;
+ _player = nullptr;
+ _room = nullptr;
+ _screen = nullptr;
+ _scripts = nullptr;
+ _sound = nullptr;
+ _video = nullptr;
+
+ _destIn = nullptr;
+ _current = nullptr;
+ _mouseMode = 0;
+ _currentMan = 0;
+ _currentManOld = -1;
+ _converseMode = 0;
+ _startAboutBox = 0;
+ _startTravelBox = 0;
+ _numAnimTimers = 0;
+ _startup = 0;
+ _currentCharFlag = false;
+ _boxSelect = false;
+ _scale = 0;
+ _scaleH1 = _scaleH2 = 0;
+ _scaleN1 = 0;
+ _scaleT1 = 0;
+ _scaleMaxY = 0;
+ _scaleI = 0;
+ _scrollCol = _scrollRow = 0;
+ _scrollX = _scrollY = 0;
+ _imgUnscaled = false;
+ _canSaveLoad = false;
+ _establish = nullptr;
+
+ _conversation = 0;
+ _currentMan = 0;
+ _newTime = 0;
+ _newDate = 0;
+ Common::fill(&_objectsTable[0], &_objectsTable[100], (SpriteResource *)nullptr);
+ Common::fill(&_establishTable[0], &_establishTable[100], false);
+ Common::fill(&_flags[0], &_flags[256], 0);
+ _establishFlag = false;
+ _establishMode = 0;
+ _establishGroup = 0;
+ _establishCtrlTblOfs = 0;
+ _lastTime = g_system->getMillis();
+ _curTime = 0;
+ _narateFile = 0;
+ _txtPages = 0;
+ _sndSubFile = 0;
+ _loadSaveSlot = -1;
+ _vidX = _vidY = 0;
+ _cheatFl = false;
+ _restartFl = false;
+ _printEnd = 0;
+ for (int i = 0; i < 100; i++)
+ _objectsTable[i] = nullptr;
+ _clearSummaryFlag = false;
+}
+
+AccessEngine::~AccessEngine() {
+ delete _animation;
+ delete _bubbleBox;
+ delete _char;
+ delete _debugger;
+ delete _events;
+ delete _files;
+ delete _inventory;
+ delete _midi;
+ delete _player;
+ delete _room;
+ delete _screen;
+ delete _scripts;
+ delete _sound;
+ delete _video;
+
+ freeCells();
+ delete _establish;
+}
+
+void AccessEngine::setVGA() {
+ initGraphics(320, 200, false);
+}
+
+void AccessEngine::initialize() {
+ // Set up debug channels
+ DebugMan.addDebugChannel(kDebugPath, "Path", "Pathfinding debug level");
+ DebugMan.addDebugChannel(kDebugScripts, "scripts", "Game scripts");
+ DebugMan.addDebugChannel(kDebugGraphics, "graphics", "Graphics handling");
+ DebugMan.addDebugChannel(kDebugSound, "sound", "Sound and Music handling");
+
+ if (isCD()) {
+ const Common::FSNode gameDataDir(ConfMan.get("path"));
+ // The CD version contains two versions of the game.
+ // - The MCGA version, in the CDROM folder
+ // - The VESA version, in the TDROM folder
+ // We use the hires version.
+ const Common::FSNode cdromDir = gameDataDir.getChild("tdrom");
+
+ for (int idx = 0; idx < 15; ++idx) {
+ Common::String folder = (idx == 0) ? "game" :
+ Common::String::format("chap%.2d", idx);
+ SearchMan.addSubDirectoryMatching(cdromDir, folder);
+ }
+ }
+
+ // Create sub-objects of the engine
+ _animation = new AnimationManager(this);
+ _bubbleBox = new BubbleBox(this);
+ _char = new CharManager(this);
+ _debugger = Debugger::init(this);
+ _events = new EventsManager(this);
+ _files = new FileManager(this);
+ _inventory = new InventoryManager(this);
+ _player = Player::init(this);
+ _screen = new Screen(this);
+ _sound = new SoundManager(this, _mixer);
+ _midi = new MusicManager(this);
+ _video = new VideoPlayer(this);
+
+ _buffer1.create(g_system->getWidth() + TILE_WIDTH, g_system->getHeight());
+ _buffer2.create(g_system->getWidth(), g_system->getHeight());
+ _vidBuf.create(160, 101);
+
+ // If requested, load a savegame instead of showing the intro
+ if (ConfMan.hasKey("save_slot")) {
+ int saveSlot = ConfMan.getInt("save_slot");
+ if (saveSlot >= 0 && saveSlot <= 999)
+ _loadSaveSlot = saveSlot;
+ }
+}
+
+Common::Error AccessEngine::run() {
+ setVGA();
+ initialize();
+
+ playGame();
+
+ return Common::kNoError;
+}
+
+int AccessEngine::getRandomNumber(int maxNumber) {
+ return _randomSource.getRandomNumber(maxNumber);
+}
+
+void AccessEngine::loadCells(Common::Array<CellIdent> &cells) {
+ for (uint i = 0; i < cells.size(); ++i) {
+ Resource *spriteData = _files->loadFile(cells[i]);
+ _objectsTable[cells[i]._cell] = new SpriteResource(this, spriteData);
+ delete spriteData;
+ }
+}
+
+void AccessEngine::freeCells() {
+ for (int i = 0; i < 100; ++i) {
+ delete _objectsTable[i];
+ _objectsTable[i] = nullptr;
+ }
+}
+
+void AccessEngine::speakText(ASurface *s, const Common::String &msg) {
+ Common::String lines = msg;
+ Common::String line;
+ int curPage = 0;
+ int soundsLeft = 0;
+
+ while (!shouldQuit()) {
+ soundsLeft = _countTbl[curPage];
+ _events->zeroKeys();
+
+ int width = 0;
+ bool lastLine = _fonts._font2.getLine(lines, s->_maxChars * 6, line, width);
+
+ // Set font colors
+ _fonts._font2._fontColors[0] = 0;
+ _fonts._font2._fontColors[1] = 28;
+ _fonts._font2._fontColors[2] = 29;
+ _fonts._font2._fontColors[3] = 30;
+
+ _fonts._font2.drawString(s, line, s->_printOrg);
+ s->_printOrg = Common::Point(s->_printStart.x, s->_printOrg.y + 9);
+
+ if ((s->_printOrg.y > _printEnd) && (!lastLine)) {
+ _events->clearEvents();
+ while (!shouldQuit()) {
+ _sound->freeSounds();
+ _sound->loadSoundTable(0, _narateFile + 99, _sndSubFile);
+ _sound->playSound(0);
+
+ while(_sound->isSFXPlaying() && !shouldQuit())
+ _events->pollEvents();
+
+ _scripts->cmdFreeSound();
+
+ if (_events->isKeyMousePressed()) {
+ _sndSubFile += soundsLeft;
+ break;
+ } else {
+ ++_sndSubFile;
+ --soundsLeft;
+ if (soundsLeft == 0)
+ break;
+ _events->clearEvents();
+ }
+ }
+
+ s->copyBuffer(&_buffer2);
+ s->_printOrg.y = s->_printStart.y;
+ ++curPage;
+ soundsLeft = _countTbl[curPage];
+ }
+
+ if (lastLine)
+ break;
+ }
+
+ while (soundsLeft) {
+ _sound->freeSounds();
+ Resource *res = _sound->loadSound(_narateFile + 99, _sndSubFile);
+ _sound->_soundTable.push_back(SoundEntry(res, 1));
+ _sound->playSound(0);
+
+ while(_sound->isSFXPlaying() && !shouldQuit())
+ _events->pollEvents();
+
+ _scripts->cmdFreeSound();
+
+ if (_events->_leftButton) {
+ _events->debounceLeft();
+ _sndSubFile += soundsLeft;
+ break;
+ } else if (_events->isKeyPending()) {
+ _sndSubFile += soundsLeft;
+ break;
+ } else {
+ ++_sndSubFile;
+ --soundsLeft;
+ }
+ }
+}
+
+void AccessEngine::printText(ASurface *s, const Common::String &msg) {
+ Common::String lines = msg;
+ Common::String line;
+ int width = 0;
+
+ for (;;) {
+ bool lastLine = _fonts._font2.getLine(lines, s->_maxChars * 6, line, width);
+
+ // Set font colors
+ _fonts._font2._fontColors[0] = 0;
+ _fonts._font2._fontColors[1] = 28;
+ _fonts._font2._fontColors[2] = 29;
+ _fonts._font2._fontColors[3] = 30;
+ _fonts._font2.drawString(s, line, s->_printOrg);
+
+ s->_printOrg = Common::Point(s->_printStart.x, s->_printOrg.y + 9);
+
+ if (s->_printOrg.y >_printEnd && !lastLine) {
+ _events->waitKeyMouse();
+ s->copyBuffer(&_buffer2);
+ s->_printOrg.y = s->_printStart.y;
+ }
+
+ if (lastLine)
+ break;
+ }
+ _events->waitKeyMouse();
+}
+
+
+void AccessEngine::plotList() {
+ _player->calcPlayer();
+ plotList1();
+}
+
+void AccessEngine::plotList1() {
+ for (uint idx = 0; idx < _images.size(); ++idx) {
+ ImageEntry &ie = _images[idx];
+
+ _imgUnscaled = (ie._flags & IMGFLAG_UNSCALED) != 0;
+ Common::Point pt = ie._position - _screen->_bufferStart;
+ SpriteResource *sprites = ie._spritesPtr;
+ SpriteFrame *frame = sprites->getFrame(ie._frameNumber);
+
+ Common::Rect bounds(pt.x, pt.y, pt.x + frame->w, pt.y + frame->h);
+ if (!_imgUnscaled) {
+ bounds.setWidth(_screen->_scaleTable1[frame->w]);
+ bounds.setHeight(_screen->_scaleTable1[frame->h]);
+ }
+
+ // Make a copy - some of the drawing methods I've adapted need the full
+ // scaled dimensions on-screen, and handle clipping themselves
+ Common::Rect destBounds = bounds;
+
+ if (_buffer2.clip(bounds)) {
+ ie._flags |= IMGFLAG_CROPPED;
+ } else {
+ ie._flags &= ~IMGFLAG_CROPPED;
+ if (_buffer2._leftSkip != 0 || _buffer2._rightSkip != 0
+ || _buffer2._topSkip != 0 || _buffer2._bottomSkip != 0)
+ ie._flags |= IMGFLAG_CROPPED;
+
+ _newRects.push_back(bounds);
+
+ if (!_imgUnscaled) {
+ _buffer2._rightSkip /= _scale;
+ bounds.setWidth(bounds.width() / _scale);
+
+ if (ie._flags & IMGFLAG_BACKWARDS) {
+ _buffer2.sPlotB(frame, destBounds);
+ } else {
+ _buffer2.sPlotF(frame, destBounds);
+ }
+ } else {
+ if (ie._flags & IMGFLAG_BACKWARDS) {
+ _buffer2.plotB(frame, Common::Point(destBounds.left, destBounds.top));
+ } else {
+ _buffer2.plotF(frame, Common::Point(destBounds.left, destBounds.top));
+ }
+ }
+ }
+
+ ie._flags |= IMGFLAG_DRAWN;
+ }
+}
+
+void AccessEngine::copyBlocks() {
+ // Copy the block list from the previous frame
+ for (uint i = 0; i < _oldRects.size(); ++i) {
+ _screen->copyBlock(&_buffer2, _oldRects[i]);
+ }
+
+ copyRects();
+}
+
+void AccessEngine::copyRects() {
+ _oldRects.clear();
+ for (uint i = 0; i < _newRects.size(); ++i) {
+ _screen->copyBlock(&_buffer2, _newRects[i]);
+ _oldRects.push_back(_newRects[i]);
+ }
+}
+
+void AccessEngine::copyBF1BF2() {
+ _buffer2.copyRectToSurface(_buffer1, 0, 0,
+ Common::Rect(_scrollX, _scrollY,
+ _scrollX + _screen->_vWindowBytesWide,
+ _scrollY + _screen->_vWindowLinesTall));
+}
+
+void AccessEngine::copyBF2Vid() {
+ const byte *srcP = (const byte *)_buffer2.getPixels();
+ byte *destP = (byte *)_screen->getBasePtr(_screen->_windowXAdd,
+ _screen->_windowYAdd + _screen->_screenYOff);
+
+ for (int yp = 0; yp < _screen->_vWindowLinesTall; ++yp) {
+ Common::copy(srcP, srcP + _screen->_vWindowBytesWide, destP);
+ srcP += _buffer2.pitch;
+ destP += _screen->pitch;
+ }
+
+ // Add dirty rect for affected area
+ Common::Rect r(_screen->_vWindowBytesWide, _screen->_vWindowLinesTall);
+ r.moveTo(_screen->_windowXAdd, _screen->_windowYAdd + _screen->_screenYOff);
+ _screen->addDirtyRect(r);
+}
+
+void AccessEngine::playVideo(int videoNum, const Common::Point &pt) {
+ _video->setVideo(_screen, pt, FileIdent(96, videoNum), 10);
+
+ while (!shouldQuit() && !_video->_videoEnd) {
+ _video->playVideo();
+ _events->pollEventsAndWait();
+ }
+}
+
+void AccessEngine::doLoadSave() {
+ error("TODO: doLoadSave");
+}
+
+void AccessEngine::freeChar() {
+ _scripts->freeScriptData();
+ _animation->clearTimers();
+ _animation->freeAnimationData();
+}
+
+Common::Error AccessEngine::saveGameState(int slot, const Common::String &desc) {
+ Common::OutSaveFile *out = g_system->getSavefileManager()->openForSaving(
+ generateSaveName(slot));
+ if (!out)
+ return Common::kCreatingFileFailed;
+
+ AccessSavegameHeader header;
+ header._saveName = desc;
+ writeSavegameHeader(out, header);
+
+ Common::Serializer s(nullptr, out);
+ synchronize(s);
+
+ out->finalize();
+ delete out;
+
+ return Common::kNoError;
+}
+
+Common::Error AccessEngine::loadGameState(int slot) {
+ Common::InSaveFile *saveFile = g_system->getSavefileManager()->openForLoading(
+ generateSaveName(slot));
+ if (!saveFile)
+ return Common::kReadingFailed;
+
+ Common::Serializer s(saveFile, nullptr);
+
+ // Load the savaegame header
+ AccessSavegameHeader header;
+ if (!readSavegameHeader(saveFile, header))
+ error("Invalid savegame");
+
+ if (header._thumbnail) {
+ header._thumbnail->free();
+ delete header._thumbnail;
+ }
+
+ // Load most of the savegame data
+ synchronize(s);
+ delete saveFile;
+
+ // Set extra post-load state
+ _room->_function = FN_CLEAR1;
+ _timers._timersSavedFlag = false;
+ _events->clearEvents();
+
+ return Common::kNoError;
+}
+
+Common::String AccessEngine::generateSaveName(int slot) {
+ return Common::String::format("%s.%03d", _targetName.c_str(), slot);
+}
+
+bool AccessEngine::canLoadGameStateCurrently() {
+ return _canSaveLoad;
+}
+
+bool AccessEngine::canSaveGameStateCurrently() {
+ return _canSaveLoad;
+}
+
+void AccessEngine::synchronize(Common::Serializer &s) {
+ s.syncAsUint16LE(_conversation);
+ s.syncAsUint16LE(_currentMan);
+ s.syncAsUint32LE(_newTime);
+ s.syncAsUint32LE(_newDate);
+
+ for (int i = 0; i < 256; ++i)
+ s.syncAsUint16LE(_flags[i]);
+ for (int i = 0; i < 100; ++i)
+ s.syncAsByte(_establishTable[i]);
+
+ // Synchronize sub-objects
+ _timers.synchronize(s);
+ _inventory->synchronize(s);
+ _player->synchronize(s);
+}
+
+const char *const SAVEGAME_STR = "ACCESS";
+#define SAVEGAME_STR_SIZE 6
+
+bool AccessEngine::readSavegameHeader(Common::InSaveFile *in, AccessSavegameHeader &header) {
+ char saveIdentBuffer[SAVEGAME_STR_SIZE + 1];
+ header._thumbnail = nullptr;
+
+ // Validate the header Id
+ in->read(saveIdentBuffer, SAVEGAME_STR_SIZE + 1);
+ if (strncmp(saveIdentBuffer, SAVEGAME_STR, SAVEGAME_STR_SIZE))
+ return false;
+
+ header._version = in->readByte();
+ if (header._version > ACCESS_SAVEGAME_VERSION)
+ return false;
+
+ // Read in the string
+ header._saveName.clear();
+ char ch;
+ while ((ch = (char)in->readByte()) != '\0')
+ header._saveName += ch;
+
+ // Get the thumbnail
+ header._thumbnail = Graphics::loadThumbnail(*in);
+ if (!header._thumbnail)
+ return false;
+
+ // Read in save date/time
+ header._year = in->readSint16LE();
+ header._month = in->readSint16LE();
+ header._day = in->readSint16LE();
+ header._hour = in->readSint16LE();
+ header._minute = in->readSint16LE();
+ header._totalFrames = in->readUint32LE();
+
+ return true;
+}
+
+void AccessEngine::writeSavegameHeader(Common::OutSaveFile *out, AccessSavegameHeader &header) {
+ // Write out a savegame header
+ out->write(SAVEGAME_STR, SAVEGAME_STR_SIZE + 1);
+
+ out->writeByte(ACCESS_SAVEGAME_VERSION);
+
+ // Write savegame name
+ out->writeString(header._saveName);
+ out->writeByte('\0');
+
+ // Write a thumbnail of the screen
+ uint8 thumbPalette[PALETTE_SIZE];
+ _screen->getPalette(thumbPalette);
+ Graphics::Surface saveThumb;
+ ::createThumbnail(&saveThumb, (const byte *)_screen->getPixels(),
+ _screen->w, _screen->h, thumbPalette);
+ Graphics::saveThumbnail(*out, saveThumb);
+ saveThumb.free();
+
+ // Write out the save date/time
+ TimeDate td;
+ g_system->getTimeAndDate(td);
+ out->writeSint16LE(td.tm_year + 1900);
+ out->writeSint16LE(td.tm_mon + 1);
+ out->writeSint16LE(td.tm_mday);
+ out->writeSint16LE(td.tm_hour);
+ out->writeSint16LE(td.tm_min);
+ out->writeUint32LE(_events->getFrameCounter());
+}
+
+bool AccessEngine::shouldQuitOrRestart() {
+ return shouldQuit() || _restartFl;
+}
+} // End of namespace Access
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-05 04:19:31 +0000