/* 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. * * $URL$ * $Id$ * */ #include "engines/advancedDetector.h" #include "base/plugins.h" #include "common/file.h" #include "common/savefile.h" #include "common/system.h" #include "graphics/thumbnail.h" #include "sci/sci.h" #include "sci/engine/kernel.h" #include "sci/engine/savegame.h" #include "sci/engine/script.h" #include "sci/engine/seg_manager.h" #include "sci/engine/state.h" namespace Sci { // Titles of the games static const PlainGameDescriptor s_sciGameTitles[] = { {"sci", "Sierra SCI Game"}, {"sci-fanmade", "Fanmade SCI Game"}, // === SCI0 games ========================================================= {"astrochicken", "Astro Chicken"}, {"christmas1988", "Christmas Card 1988"}, {"iceman", "Codename: Iceman"}, {"camelot", "Conquests of Camelot: King Arthur, Quest for the Grail"}, {"funseeker", "Fun Seeker's Guide"}, {"hoyle1", "Hoyle Official Book of Games: Volume 1"}, {"hoyle2", "Hoyle Official Book of Games: Volume 2"}, {"kq4sci", "King's Quest IV: The Perils of Rosella, SCI Remake"}, {"laurabow", "Laura Bow: The Colonel's Bequest"}, {"lsl2", "Leisure Suit Larry 2: Goes Looking for Love (in Several Wrong Places)"}, {"lsl3", "Leisure Suit Larry 3: Passionate Patti in Pursuit of the Pulsating Pectorals"}, {"mothergoose", "Mixed-Up Mother Goose"}, {"pq2", "Police Quest II: The Vengeance"}, {"qfg1", "Quest for Glory I: So You Want to Be a Hero"}, {"sq3", "Space Quest III: The Pirates of Pestulon"}, // === SCI01 games ======================================================== {"qfg2", "Quest for Glory II: Trial by Fire"}, {"kq1sci", "King's Quest I: Quest for the Crown, SCI Remake"}, // === SCI1 games ========================================================= {"castlebrain", "Castle of Dr. Brain"}, {"christmas1990", "Christmas Card 1990: The Seasoned Professional"}, {"cnick-lsl", "Crazy Nick's Software Picks: Leisure Suit Larry's Casino"}, {"cnick-kq", "Crazy Nick's Software Picks: King Graham's Board Game Challenge"}, {"cnick-laurabow", "Crazy Nick's Software Picks: Parlor Games with Laura Bow"}, {"cnick-longbow", "Crazy Nick's Software Picks: Robin Hood's Game of Skill and Chance"}, {"cnick-sq", "Crazy Nick's Software Picks: Roger Wilco's Spaced Out Game Pack"}, {"ecoquest", "EcoQuest: The Search for Cetus"}, // floppy is SCI1, CD SCI1.1 {"fairytales", "Mixed-up Fairy Tales"}, {"hoyle3", "Hoyle Official Book of Games: Volume 3"}, {"jones", "Jones in the Fast Lane"}, {"kq5", "King's Quest V: Absence Makes the Heart Go Yonder"}, {"longbow", "Conquests of the Longbow: The Adventures of Robin Hood"}, {"lsl1sci", "Leisure Suit Larry in the Land of the Lounge Lizards"}, {"lsl5", "Leisure Suit Larry 5: Passionate Patti Does a Little Undercover Work"}, {"mothergoose256", "Mixed-Up Mother Goose"}, {"msastrochicken", "Ms. Astro Chicken"}, {"pq1sci", "Police Quest: In Pursuit of the Death Angel"}, {"pq3", "Police Quest III: The Kindred"}, {"sq1sci", "Space Quest I: The Sarien Encounter"}, {"sq4", "Space Quest IV: Roger Wilco and the Time Rippers"}, // floppy is SCI1, CD SCI1.1 // === SCI1.1 games ======================================================= {"christmas1992", "Christmas Card 1992"}, {"ecoquest2", "EcoQuest II: Lost Secret of the Rainforest"}, {"freddypharkas", "Freddy Pharkas: Frontier Pharmacist"}, {"hoyle4", "Hoyle Classic Card Games"}, {"kq6", "King's Quest VI: Heir Today, Gone Tomorrow"}, {"laurabow2", "Laura Bow 2: The Dagger of Amon Ra"}, {"qfg1vga", "Quest for Glory I: So You Want to Be a Hero"}, {"qfg3", "Quest for Glory III: Wages of War"}, {"sq5", "Space Quest V: The Next Mutation"}, {"islandbrain", "The Island of Dr. Brain"}, {"lsl6", "Leisure Suit Larry 6: Shape Up or Slip Out!"}, {"pepper", "Pepper's Adventure in Time"}, {"slater", "Slater & Charlie Go Camping"}, // === SCI2 games ========================================================= {"gk1", "Gabriel Knight: Sins of the Fathers"}, // demo is SCI11, full version SCI32 {"pq4", "Police Quest IV: Open Season"}, // floppy is SCI2, CD SCI2.1 {"qfg4", "Quest for Glory IV: Shadows of Darkness"}, // floppy is SCI2, CD SCI2.1 // === SCI2.1 games ======================================================== {"gk2", "The Beast Within: A Gabriel Knight Mystery"}, // TODO: Inside The Chest/Behind the Developer's Shield {"kq7", "King's Quest VII: The Princeless Bride"}, // TODO: King's Questions {"lsl6hires", "Leisure Suit Larry 6: Shape Up or Slip Out!"}, {"mothergoosehires","Mixed-Up Mother Goose"}, {"phantasmagoria", "Phantasmagoria"}, {"pqswat", "Police Quest: SWAT"}, {"shivers", "Shivers"}, {"sq6", "Space Quest 6: The Spinal Frontier"}, {"torin", "Torin's Passage"}, // === SCI3 games ========================================================= {"lsl7", "Leisure Suit Larry 7: Love for Sail!"}, {"lighthouse", "Lighthouse: The Dark Being"}, {"phantasmagoria2", "Phantasmagoria II: A Puzzle of Flesh"}, {"shivers2", "Shivers II: Harvest of Souls"}, {"rama", "RAMA"}, {0, 0} }; struct GameIdStrToEnum { const char *gameidStr; SciGameId gameidEnum; }; static const GameIdStrToEnum s_gameIdStrToEnum[] = { { "astrochicken", GID_ASTROCHICKEN }, { "camelot", GID_CAMELOT }, { "castlebrain", GID_CASTLEBRAIN }, { "christmas1988", GID_CHRISTMAS1988 }, { "christmas1990", GID_CHRISTMAS1990 }, { "christmas1992", GID_CHRISTMAS1992 }, { "cnick-kq", GID_CNICK_KQ }, { "cnick-laurabow", GID_CNICK_LAURABOW }, { "cnick-longbow", GID_CNICK_LONGBOW }, { "cnick-lsl", GID_CNICK_LSL }, { "cnick-sq", GID_CNICK_SQ }, { "ecoquest", GID_ECOQUEST }, { "ecoquest2", GID_ECOQUEST2 }, { "fairytales", GID_FAIRYTALES }, { "freddypharkas", GID_FREDDYPHARKAS }, { "funseeker", GID_FUNSEEKER }, { "gk1", GID_GK1 }, { "gk2", GID_GK2 }, { "hoyle1", GID_HOYLE1 }, { "hoyle2", GID_HOYLE2 }, { "hoyle3", GID_HOYLE3 }, { "hoyle4", GID_HOYLE4 }, { "iceman", GID_ICEMAN }, { "islandbrain", GID_ISLANDBRAIN }, { "jones", GID_JONES }, { "kq1sci", GID_KQ1 }, { "kq4sci", GID_KQ4 }, { "kq5", GID_KQ5 }, { "kq6", GID_KQ6 }, { "kq7", GID_KQ7 }, { "laurabow", GID_LAURABOW }, { "laurabow2", GID_LAURABOW2 }, { "lighthouse", GID_LIGHTHOUSE }, { "longbow", GID_LONGBOW }, { "lsl1sci", GID_LSL1 }, { "lsl2", GID_LSL2 }, { "lsl3", GID_LSL3 }, { "lsl5", GID_LSL5 }, { "lsl6", GID_LSL6 }, { "lsl6hires", GID_LSL6HIRES }, { "lsl7", GID_LSL7 }, { "mothergoose", GID_MOTHERGOOSE }, { "mothergoose256", GID_MOTHERGOOSE256 }, { "mothergoosehires",GID_MOTHERGOOSEHIRES }, { "msastrochicken", GID_MSASTROCHICKEN }, { "pepper", GID_PEPPER }, { "phantasmagoria", GID_PHANTASMAGORIA }, { "phantasmagoria2", GID_PHANTASMAGORIA2 }, { "pq1sci", GID_PQ1 }, { "pq2", GID_PQ2 }, { "pq3", GID_PQ3 }, { "pq4", GID_PQ4 }, { "pqswat", GID_PQSWAT }, { "qfg1", GID_QFG1 }, { "qfg1vga", GID_QFG1VGA }, { "qfg2", GID_QFG2 }, { "qfg3", GID_QFG3 }, { "qfg4", GID_QFG4 }, { "rama", GID_RAMA }, { "sci-fanmade", GID_FANMADE }, // FIXME: Do we really need/want this? { "shivers", GID_SHIVERS }, { "shivers2", GID_SHIVERS2 }, { "slater", GID_SLATER }, { "sq1sci", GID_SQ1 }, { "sq3", GID_SQ3 }, { "sq4", GID_SQ4 }, { "sq5", GID_SQ5 }, { "sq6", GID_SQ6 }, { "torin", GID_TORIN }, { NULL, (SciGameId)-1 } }; struct OldNewIdTableEntry { const char *oldId; const char *newId; SciVersion version; }; static const OldNewIdTableEntry s_oldNewTable[] = { { "arthur", "camelot", SCI_VERSION_NONE }, { "brain", "castlebrain", SCI_VERSION_1_MIDDLE }, // Amiga { "brain", "castlebrain", SCI_VERSION_1_LATE }, { "demo", "christmas1988", SCI_VERSION_NONE }, { "card", "christmas1990", SCI_VERSION_1_EARLY, }, { "card", "christmas1992", SCI_VERSION_1_1 }, { "RH Budget", "cnick-longbow", SCI_VERSION_NONE }, // iceman is the same { "icedemo", "iceman", SCI_VERSION_NONE }, // longbow is the same { "eco", "ecoquest", SCI_VERSION_NONE }, { "eco2", "ecoquest2", SCI_VERSION_NONE }, // EcoQuest 2 demo { "rain", "ecoquest2", SCI_VERSION_NONE }, // EcoQuest 2 full { "tales", "fairytales", SCI_VERSION_NONE }, { "fp", "freddypharkas", SCI_VERSION_NONE }, { "emc", "funseeker", SCI_VERSION_NONE }, { "gk", "gk1", SCI_VERSION_NONE }, // gk2 is the same { "hoyledemo", "hoyle1", SCI_VERSION_NONE }, { "cardgames", "hoyle1", SCI_VERSION_NONE }, { "solitare", "hoyle2", SCI_VERSION_NONE }, // hoyle3 is the same // hoyle4 is the same { "brain", "islandbrain", SCI_VERSION_1_1 }, { "demo000", "kq1sci", SCI_VERSION_NONE }, { "kq1", "kq1sci", SCI_VERSION_NONE }, { "kq4", "kq4sci", SCI_VERSION_NONE }, // kq5 is the same // kq6 is the same // kq7 is the same { "mm1", "laurabow", SCI_VERSION_NONE }, { "cb1", "laurabow", SCI_VERSION_NONE }, { "lb2", "laurabow2", SCI_VERSION_NONE }, { "rh", "longbow", SCI_VERSION_NONE }, { "ll1", "lsl1sci", SCI_VERSION_NONE }, { "lsl1", "lsl1sci", SCI_VERSION_NONE }, // lsl2 is the same { "lsl3", "lsl3", SCI_VERSION_NONE }, { "ll5", "lsl5", SCI_VERSION_NONE }, // lsl5 is the same // lsl6 is the same { "mg", "mothergoose", SCI_VERSION_NONE }, { "twisty", "pepper", SCI_VERSION_NONE }, { "scary", "phantasmagoria", SCI_VERSION_NONE }, // TODO: distinguish the full version of Phantasmagoria from the demo { "pq1", "pq1sci", SCI_VERSION_NONE }, { "pq", "pq2", SCI_VERSION_NONE }, // pq3 is the same // pq4 is the same { "hq", "qfg1", SCI_VERSION_NONE }, // QFG1 SCI0/EGA { "glory", "qfg1", SCI_VERSION_0_LATE }, // QFG1 SCI0/EGA { "trial", "qfg2", SCI_VERSION_NONE }, { "hq2demo", "qfg2", SCI_VERSION_NONE }, // rama is the same // TODO: distinguish the full version of rama from the demo { "thegame", "slater", SCI_VERSION_NONE }, { "sq1demo", "sq1sci", SCI_VERSION_NONE }, { "sq1", "sq1sci", SCI_VERSION_NONE }, // sq3 is the same // sq4 is the same // sq5 is the same // sq6 is the same // TODO: distinguish the full version of SQ6 from the demo // torin is the same // TODO: SCI3 IDs { "", "", SCI_VERSION_NONE } }; /** * Converts the builtin Sierra game IDs to the ones we use in ScummVM * @param[in] gameId The internal game ID * @param[in] gameFlags The game's flags, which are adjusted accordingly for demos * @return The equivalent ScummVM game id */ Common::String convertSierraGameId(Common::String sierraId, uint32 *gameFlags, ResourceManager *resMan) { // Convert the id to lower case, so that we match all upper/lower case variants. sierraId.toLowercase(); // If the game has less than the expected scripts, it's a demo uint32 demoThreshold = 100; // ...but there are some exceptions if (sierraId == "brain" || sierraId == "lsl1" || sierraId == "mg" || sierraId == "pq" || sierraId == "jones" || sierraId == "cardgames" || sierraId == "solitare" || sierraId == "hoyle3" || sierraId == "hoyle4") demoThreshold = 40; if (sierraId == "fp" || sierraId == "gk" || sierraId == "pq4") demoThreshold = 150; Common::ScopedPtr > resources(resMan->listResources(kResourceTypeScript, -1)); if (resources->size() < demoThreshold) { *gameFlags |= ADGF_DEMO; // Crazy Nick's Picks if (sierraId == "lsl1" && resources->size() == 34) return "cnick-lsl"; if (sierraId == "sq4" && resources->size() == 34) return "cnick-sq"; // TODO: cnick-kq, cnick-laurabow and cnick-longbow (their resources can't be read) // Handle Astrochicken 1 (SQ3) and 2 (SQ4) if (sierraId == "sq3" && resources->size() == 20) return "astrochicken"; if (sierraId == "sq4") return "msastrochicken"; } if (sierraId == "torin" && resources->size() == 226) // Torin's Passage demo *gameFlags |= ADGF_DEMO; for (const OldNewIdTableEntry *cur = s_oldNewTable; cur->oldId[0]; ++cur) { if (sierraId == cur->oldId) { // Distinguish same IDs from the SCI version if (cur->version != SCI_VERSION_NONE && cur->version != getSciVersion()) continue; return cur->newId; } } if (sierraId == "glory") { // This could either be qfg1 VGA, qfg3 or qfg4 demo (all SCI1.1), // or qfg4 full (SCI2) // qfg1 VGA doesn't have view 1 if (!resMan->testResource(ResourceId(kResourceTypeView, 1))) return "qfg1vga"; // qfg4 full is SCI2 if (getSciVersion() == SCI_VERSION_2) return "qfg4"; // qfg4 demo has less than 50 scripts if (resources->size() < 50) return "qfg4"; // Otherwise it's qfg3 return "qfg3"; } return sierraId; } #include "sci/detection_tables.h" /** * The fallback game descriptor used by the SCI engine's fallbackDetector. * Contents of this struct are overwritten by the fallbackDetector. */ static ADGameDescription s_fallbackDesc = { "", "", AD_ENTRY1(0, 0), // This should always be AD_ENTRY1(0, 0) in the fallback descriptor Common::UNK_LANG, Common::kPlatformPC, ADGF_NO_FLAGS, Common::GUIO_NONE }; static char s_fallbackGameIdBuf[256]; static const ADParams detectionParams = { // Pointer to ADGameDescription or its superset structure (const byte *)Sci::SciGameDescriptions, // Size of that superset structure sizeof(ADGameDescription), // Number of bytes to compute MD5 sum for 5000, // List of all engine targets s_sciGameTitles, // Structure for autoupgrading obsolete targets 0, // Name of single gameid (optional) "sci", // List of files for file-based fallback detection (optional) 0, // Flags 0, // Additional GUI options (for every game} Common::GUIO_NONE, // Maximum directory depth 1, // List of directory globs 0 }; class SciMetaEngine : public AdvancedMetaEngine { public: SciMetaEngine() : AdvancedMetaEngine(detectionParams) {} virtual const char *getName() const { return "SCI Engine [SCI0, SCI01, SCI10, SCI11" #ifdef ENABLE_SCI32 ", SCI32" #endif "]"; } virtual const char *getOriginalCopyright() const { return "Sierra's Creative Interpreter (C) Sierra Online"; } virtual bool createInstance(OSystem *syst, Engine **engine, const ADGameDescription *gd) const; const ADGameDescription *fallbackDetect(const Common::FSList &fslist) const; virtual bool hasFeature(MetaEngineFeature f) const; virtual SaveStateList listSaves(const char *target) const; virtual int getMaximumSaveSlot() const; virtual void removeSaveState(const char *target, int slot) const; SaveStateDescriptor querySaveMetaInfos(const char *target, int slot) const; }; Common::Language charToScummVMLanguage(const char c) { switch (c) { case 'F': return Common::FR_FRA; case 'S': return Common::ES_ESP; case 'I': return Common::IT_ITA; case 'G': return Common::DE_DEU; case 'J': case 'j': return Common::JA_JPN; case 'P': return Common::PT_BRA; default: return Common::UNK_LANG; } } const ADGameDescription *SciMetaEngine::fallbackDetect(const Common::FSList &fslist) const { bool foundResMap = false; bool foundRes000 = false; // Set some defaults s_fallbackDesc.extra = ""; s_fallbackDesc.language = Common::EN_ANY; s_fallbackDesc.flags = ADGF_NO_FLAGS; s_fallbackDesc.platform = Common::kPlatformPC; // default to PC platform s_fallbackDesc.gameid = "sci"; // First grab all filenames for (Common::FSList::const_iterator file = fslist.begin(); file != fslist.end(); ++file) { if (file->isDirectory()) continue; Common::String filename = file->getName(); filename.toLowercase(); if (filename.contains("resource.map") || filename.contains("resmap.00") || filename.contains("Data1")) { foundResMap = true; } // Determine if we got a CD version and set the CD flag accordingly, by checking for // resource.aud for SCI1.1 CD games, or audio001.002 for SCI1 CD games. We assume that // the file should be over 10MB, as it contains all the game speech and is usually // around 450MB+. The size check is for some floppy game versions like KQ6 floppy, which // also have a small resource.aud file if (filename.contains("resource.aud") || filename.contains("audio001.002")) { Common::SeekableReadStream *tmpStream = file->createReadStream(); if (tmpStream->size() > 10 * 1024 * 1024) { // We got a CD version, so set the CD flag accordingly s_fallbackDesc.flags |= ADGF_CD; s_fallbackDesc.extra = "CD"; } delete tmpStream; } if (filename.contains("resource.000") || filename.contains("resource.001") || filename.contains("ressci.000") || filename.contains("ressci.001")) foundRes000 = true; // Data1 contains both map and volume for SCI1.1+ Mac games if (filename.contains("Data1")) { foundResMap = foundRes000 = true; s_fallbackDesc.platform = Common::kPlatformMacintosh; } // Determine the game platform // The existence of any of these files indicates an Amiga game if (filename.contains("9.pat") || filename.contains("spal") || filename.contains("patch.005") || filename.contains("bank.001")) s_fallbackDesc.platform = Common::kPlatformAmiga; // The existence of 7.pat or patch.200 indicates a Mac game if (filename.contains("7.pat") || filename.contains("patch.200")) s_fallbackDesc.platform = Common::kPlatformMacintosh; // The data files for Atari ST versions are the same as their DOS counterparts } // If these files aren't found, it can't be SCI if (!foundResMap && !foundRes000) { return 0; } ResourceManager *resMan = new ResourceManager(); assert(resMan); resMan->addAppropriateSources(fslist); resMan->init(); // TODO: Add error handling. #ifndef ENABLE_SCI32 // Is SCI32 compiled in? If not, and this is a SCI32 game, // stop here if (getSciVersion() >= SCI_VERSION_2) { delete resMan; return (const ADGameDescription *)&s_fallbackDesc; } #endif ViewType gameViews = resMan->getViewType(); // Have we identified the game views? If not, stop here // Can't be SCI (or unsupported SCI views). Pinball Creep by sierra also uses resource.map/resource.000 files // but doesnt share sci format at all, if we dont return 0 here we will detect this game as SCI if (gameViews == kViewUnknown) { delete resMan; return 0; } // EGA views if (gameViews == kViewEga && s_fallbackDesc.platform != Common::kPlatformAmiga) s_fallbackDesc.extra = "EGA"; // Set the platform to Amiga if the game is using Amiga views if (gameViews == kViewAmiga) s_fallbackDesc.platform = Common::kPlatformAmiga; // Determine the game id Common::String sierraGameId = resMan->findSierraGameId(); // If we don't have a game id, the game is not SCI if (sierraGameId.empty()) { delete resMan; return 0; } Common::String gameId = convertSierraGameId(sierraGameId, &s_fallbackDesc.flags, resMan); strncpy(s_fallbackGameIdBuf, gameId.c_str(), sizeof(s_fallbackGameIdBuf) - 1); s_fallbackGameIdBuf[sizeof(s_fallbackGameIdBuf) - 1] = 0; // Make sure string is NULL terminated s_fallbackDesc.gameid = s_fallbackGameIdBuf; // Try to determine the game language // Load up text 0 and start looking for "#" characters // Non-English versions contain strings like XXXX#YZZZZ // Where XXXX is the English string, #Y a separator indicating the language // (e.g. #G for German) and ZZZZ is the translated text // NOTE: This doesn't work for games which use message instead of text resources // (like, for example, Eco Quest 1 and all SCI1.1 games and newer, e.g. Freddy Pharkas). // As far as we know, these games store the messages of each language in separate // resources, and it's not possible to detect that easily // Also look for "%J" which is used in japanese games Resource *text = resMan->findResource(ResourceId(kResourceTypeText, 0), 0); uint seeker = 0; if (text) { while (seeker < text->size) { if (text->data[seeker] == '#') { if (seeker + 1 < text->size) s_fallbackDesc.language = charToScummVMLanguage(text->data[seeker + 1]); break; } if (text->data[seeker] == '%') { if ((seeker + 1 < text->size) && (text->data[seeker + 1] == 'J')) { s_fallbackDesc.language = charToScummVMLanguage(text->data[seeker + 1]); break; } } seeker++; } } // Fill in extras field if (!strcmp(s_fallbackDesc.gameid, "lsl1sci") || !strcmp(s_fallbackDesc.gameid, "pq1sci") || !strcmp(s_fallbackDesc.gameid, "sq1sci")) s_fallbackDesc.extra = "VGA Remake"; if (!strcmp(s_fallbackDesc.gameid, "qfg1vga") && getSciVersion() == SCI_VERSION_1_1) s_fallbackDesc.extra = "VGA Remake"; // Add "demo" to the description for demos if (s_fallbackDesc.flags & ADGF_DEMO) s_fallbackDesc.extra = "demo"; delete resMan; return (const ADGameDescription *)&s_fallbackDesc; } bool SciMetaEngine::createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const { const GameIdStrToEnum *g = s_gameIdStrToEnum; for (; g->gameidStr; ++g) { if (0 == strcmp(desc->gameid, g->gameidStr)) { *engine = new SciEngine(syst, desc, g->gameidEnum); return true; } } return false; } bool SciMetaEngine::hasFeature(MetaEngineFeature f) const { return (f == kSupportsListSaves) || (f == kSupportsLoadingDuringStartup) || (f == kSupportsDeleteSave) || (f == kSavesSupportMetaInfo) || (f == kSavesSupportThumbnail) || (f == kSavesSupportCreationDate) || (f == kSavesSupportPlayTime); } bool SciEngine::hasFeature(EngineFeature f) const { return (f == kSupportsRTL) || (f == kSupportsLoadingDuringRuntime); // || //(f == kSupportsSavingDuringRuntime); // We can't allow saving through ScummVM menu, because // a) lots of games don't like saving everywhere (e.g. castle of dr. brain) // b) some games even dont allow saving in certain rooms (e.g. lsl6) // c) somehow some games even get mad when doing this (execstackbase was 1 all of a sudden in lsl3) // d) for sci0/sci01 games we should at least wait till status bar got drawn, although this may not be enough // we can't make sure that the scripts are fine with us saving at a specific location, doing so may work sometimes // and some other times it won't work. } SaveStateList SciMetaEngine::listSaves(const char *target) const { Common::SaveFileManager *saveFileMan = g_system->getSavefileManager(); Common::StringArray filenames; Common::String pattern = target; pattern += ".???"; filenames = saveFileMan->listSavefiles(pattern); sort(filenames.begin(), filenames.end()); // Sort (hopefully ensuring we are sorted numerically..) SaveStateList saveList; int slotNum = 0; for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); ++file) { // Obtain the last 3 digits of the filename, since they correspond to the save slot slotNum = atoi(file->c_str() + file->size() - 3); if (slotNum >= 0 && slotNum <= 99) { Common::InSaveFile *in = saveFileMan->openForLoading(*file); if (in) { SavegameMetadata meta; if (!get_savegame_metadata(in, &meta)) { // invalid delete in; continue; } saveList.push_back(SaveStateDescriptor(slotNum, meta.name)); delete in; } } } return saveList; } SaveStateDescriptor SciMetaEngine::querySaveMetaInfos(const char *target, int slot) const { Common::String fileName = Common::String::printf("%s.%03d", target, slot); Common::InSaveFile *in = g_system->getSavefileManager()->openForLoading(fileName); if (in) { SavegameMetadata meta; if (!get_savegame_metadata(in, &meta)) { // invalid delete in; SaveStateDescriptor desc(slot, "Invalid"); return desc; } SaveStateDescriptor desc(slot, meta.name); Graphics::Surface *thumbnail = new Graphics::Surface(); assert(thumbnail); if (!Graphics::loadThumbnail(*in, *thumbnail)) { delete thumbnail; thumbnail = 0; } desc.setThumbnail(thumbnail); desc.setDeletableFlag(true); desc.setWriteProtectedFlag(false); int day = (meta.saveDate >> 24) & 0xFF; int month = (meta.saveDate >> 16) & 0xFF; int year = meta.saveDate & 0xFFFF; desc.setSaveDate(year, month, day); int hour = (meta.saveTime >> 16) & 0xFF; int minutes = (meta.saveTime >> 8) & 0xFF; desc.setSaveTime(hour, minutes); desc.setPlayTime(meta.playTime * 1000); delete in; return desc; } return SaveStateDescriptor(); } int SciMetaEngine::getMaximumSaveSlot() const { return 99; } void SciMetaEngine::removeSaveState(const char *target, int slot) const { Common::String fileName = Common::String::printf("%s.%03d", target, slot); g_system->getSavefileManager()->removeSavefile(fileName); } Common::Error SciEngine::loadGameState(int slot) { Common::String fileName = Common::String::printf("%s.%03d", _targetName.c_str(), slot); Common::SaveFileManager *saveFileMan = g_engine->getSaveFileManager(); Common::SeekableReadStream *in = saveFileMan->openForLoading(fileName); if (in) { // found a savegame file gamestate_restore(_gamestate, in); delete in; } if (_gamestate->r_acc != make_reg(0, 1)) { return Common::kNoError; } else { warning("Restoring gamestate '%s' failed", fileName.c_str()); return Common::kUnknownError; } } Common::Error SciEngine::saveGameState(int slot, const char *desc) { Common::String fileName = Common::String::printf("%s.%03d", _targetName.c_str(), slot); Common::SaveFileManager *saveFileMan = g_engine->getSaveFileManager(); Common::OutSaveFile *out = saveFileMan->openForSaving(fileName); const char *version = ""; if (!out) { warning("Opening savegame \"%s\" for writing failed", fileName.c_str()); return Common::kWritingFailed; } if (!gamestate_save(_gamestate, out, desc, version)) { warning("Saving the game state to '%s' failed", fileName.c_str()); return Common::kWritingFailed; } else { out->finalize(); if (out->err()) { warning("Writing the savegame failed"); return Common::kWritingFailed; } delete out; } return Common::kNoError; } bool SciEngine::canLoadGameStateCurrently() { return !_gamestate->executionStackBase; } bool SciEngine::canSaveGameStateCurrently() { return !_gamestate->executionStackBase; } } // End of namespace Sci #if PLUGIN_ENABLED_DYNAMIC(SCI) REGISTER_PLUGIN_DYNAMIC(SCI, PLUGIN_TYPE_ENGINE, Sci::SciMetaEngine); #else REGISTER_PLUGIN_STATIC(SCI, PLUGIN_TYPE_ENGINE, Sci::SciMetaEngine); #endif