diff options
Diffstat (limited to 'engines')
-rw-r--r-- | engines/avalanche/console.h | 6 | ||||
-rw-r--r-- | engines/avalanche/detection.cpp | 223 | ||||
-rw-r--r-- | engines/avalanche/module.mk | 1 |
3 files changed, 224 insertions, 6 deletions
diff --git a/engines/avalanche/console.h b/engines/avalanche/console.h index 91b77d4365..138c3db05c 100644 --- a/engines/avalanche/console.h +++ b/engines/avalanche/console.h @@ -41,12 +41,6 @@ namespace Avalanche { private: AvalancheEngine *_vm; - bool Cmd_listScreens(int argc, const char **argv); - bool Cmd_listObjects(int argc, const char **argv); - bool Cmd_getObject(int argc, const char **argv); - bool Cmd_getAllObjects(int argc, const char **argv); - bool Cmd_gotoScreen(int argc, const char **argv); - bool Cmd_boundaries(int argc, const char **argv); }; } // End of namespace Avalanche diff --git a/engines/avalanche/detection.cpp b/engines/avalanche/detection.cpp new file mode 100644 index 0000000000..7ab4101844 --- /dev/null +++ b/engines/avalanche/detection.cpp @@ -0,0 +1,223 @@ +/* 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 the original source code of Lord Avalot d'Argent version 1.3. + * Copyright (c) 1994-1995 Mike, Mark and Thomas Thurman. + */ + +#include "engines/advancedDetector.h" +#include "common/system.h" +#include "common/savefile.h" +#include "graphics/thumbnail.h" + +#include "avalanche/avalanche.h" + +namespace Avalanche { + +uint32 AvalancheEngine::getFeatures() const { + return _gameDescription->flags; +} + +const char *AvalancheEngine::getGameId() const { + return _gameDescription->gameid; +} + +static const ADGameDescription gameDescriptions[] = { + // Avalanche English + { + "Avalanche", 0, + { + {"avalot.sez", 0, "de10eb353228013da3d3297784f81ff9", 48763}, + {"mainmenu.avd", 0, "89f31211af579a872045b175cc264298", 18880}, + AD_LISTEND + }, + Common::EN_ANY, + Common::kPlatformPCEngine, + ADGF_NO_FLAGS, + GUIO0() + }, + + AD_TABLE_END_MARKER +}; + +class AvalancheMetaEngine : public AdvancedMetaEngine { +public: + AvalancheMetaEngine() : AdvancedMetaEngine(gameDescriptions, sizeof(ADGameDescription), 0) { + } + + const char *getName() const { + return "Avalanche"; + } + + const char *getOriginalCopyright() const { + return "Avalanche Engine Copyright (c) 1994-1995 Mike, Mark and Thomas Thurman."; + } + + bool createInstance(OSystem *syst, Engine **engine, const ADGameDescription *gd) const; + bool hasFeature(MetaEngineFeature f) const; + + int getMaximumSaveSlot() const; + SaveStateList listSaves(const char *target) const; + SaveStateDescriptor querySaveMetaInfos(const char *target, int slot) const; + void removeSaveState(const char *target, int slot) const; +}; + +bool AvalancheMetaEngine::createInstance(OSystem *syst, Engine **engine, const ADGameDescription *gd) const { + if (gd) { + *engine = new AvalancheEngine(syst, (const ADGameDescription *)gd); + ((AvalancheEngine *)*engine)->initGame((const ADGameDescription *)gd); + } + return gd != 0; +} + +bool AvalancheMetaEngine::hasFeature(MetaEngineFeature f) const { + return + (f == kSupportsListSaves) || + (f == kSupportsLoadingDuringStartup) || + (f == kSupportsDeleteSave) || + (f == kSavesSupportMetaInfo) || + (f == kSavesSupportThumbnail) || + (f == kSavesSupportCreationDate); +} + +int AvalancheMetaEngine::getMaximumSaveSlot() const { return 99; } + +SaveStateList AvalancheMetaEngine::listSaves(const char *target) const { + Common::SaveFileManager *saveFileMan = g_system->getSavefileManager(); + Common::StringArray filenames; + Common::String pattern = target; + pattern += "-??.SAV"; + + filenames = saveFileMan->listSavefiles(pattern); + sort(filenames.begin(), filenames.end()); // Sort (hopefully ensuring we are sorted numerically..) + + SaveStateList saveList; + char slot[3]; + int slotNum = 0; + for (Common::StringArray::const_iterator filename = filenames.begin(); filename != filenames.end(); ++filename) { + slot[0] = filename->c_str()[filename->size() - 6]; + slot[1] = filename->c_str()[filename->size() - 5]; + slot[2] = '\0'; + // Obtain the last 2 digits of the filename (without extension), since they correspond to the save slot + slotNum = atoi(slot); + if (slotNum >= 0 && slotNum <= getMaximumSaveSlot()) { + Common::InSaveFile *file = saveFileMan->openForLoading(*filename); + if (file) { + int saveVersion = file->readByte(); + + if (saveVersion != kSavegameVersion) { + warning("Savegame of incompatible version"); + delete file; + continue; + } + + // read name + uint16 nameSize = file->readUint16BE(); + if (nameSize >= 255) { + delete file; + continue; + } + char name[256]; + file->read(name, nameSize); + name[nameSize] = 0; + + saveList.push_back(SaveStateDescriptor(slotNum, name)); + delete file; + } + } + } + + return saveList; +} + +SaveStateDescriptor AvalancheMetaEngine::querySaveMetaInfos(const char *target, int slot) const { + Common::String fileName = Common::String::format("%s-%02d.SAV", target, slot); + Common::InSaveFile *file = g_system->getSavefileManager()->openForLoading(fileName); + + if (file) { + int saveVersion = file->readByte(); + + if (saveVersion != kSavegameVersion) { + warning("Savegame of incompatible version"); + delete file; + return SaveStateDescriptor(); + } + + uint32 saveNameLength = file->readUint16BE(); + char saveName[256]; + file->read(saveName, saveNameLength); + saveName[saveNameLength] = 0; + + SaveStateDescriptor desc(slot, saveName); + + Graphics::Surface *const thumbnail = Graphics::loadThumbnail(*file); + desc.setThumbnail(thumbnail); + + desc.setDeletableFlag(true); + desc.setWriteProtectedFlag(false); + + uint32 saveDate = file->readUint32BE(); + uint16 saveTime = file->readUint16BE(); + + int day = (saveDate >> 24) & 0xFF; + int month = (saveDate >> 16) & 0xFF; + int year = saveDate & 0xFFFF; + + desc.setSaveDate(year, month, day); + + int hour = (saveTime >> 8) & 0xFF; + int minutes = saveTime & 0xFF; + + desc.setSaveTime(hour, minutes); + + // Slot 0 is used for the 'restart game' save in all Avalanche games, thus + // we prevent it from being deleted. + desc.setDeletableFlag(slot != 0); + desc.setWriteProtectedFlag(slot == 0); + + delete file; + return desc; + } + return SaveStateDescriptor(); +} + +void AvalancheMetaEngine::removeSaveState(const char *target, int slot) const { + Common::String fileName = Common::String::format("%s-%02d.SAV", target, slot); + g_system->getSavefileManager()->removeSavefile(fileName); +} + +} // End of namespace Avalanche + +#if PLUGIN_ENABLED_DYNAMIC(AVALANCHE) +REGISTER_PLUGIN_DYNAMIC(AVALANCHE, PLUGIN_TYPE_ENGINE, Avalanche::AvalancheMetaEngine); +#else +REGISTER_PLUGIN_STATIC(AVALANCHE, PLUGIN_TYPE_ENGINE, Avalanche::AvalancheMetaEngine); +#endif + +namespace Avalanche { + +void AvalancheEngine::initGame(const ADGameDescription *gd) { + _platform = gd->platform; +} + +} // End of namespace Avalanche diff --git a/engines/avalanche/module.mk b/engines/avalanche/module.mk index cd14820949..9a919e6410 100644 --- a/engines/avalanche/module.mk +++ b/engines/avalanche/module.mk @@ -51,6 +51,7 @@ MODULE_OBJS = \ convert.o \ convmous.o \ credits.o \ + detection.o \ displtxt.o \ dropdown.o \ dwidth.o \ |