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author | Eugene Sandulenko | 2016-03-24 23:07:15 +0100 |
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committer | Eugene Sandulenko | 2016-03-24 23:07:15 +0100 |
commit | f1b6542fd2f705b771f8c46efb328b783f9c5d78 (patch) | |
tree | 8be714834413fe6f63330db2b45aa9c0a3e7633e /engines/adl/detection.cpp | |
parent | dfaf97dda7e8e3533f6e43ffa718fa26c8007fc6 (diff) | |
parent | ce3af91ef865992fb744463f2bbb8dff8d0369cb (diff) | |
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Merge pull request #700 from waltervn/adl-engine
ADL: New engine
Diffstat (limited to 'engines/adl/detection.cpp')
-rw-r--r-- | engines/adl/detection.cpp | 247 |
1 files changed, 247 insertions, 0 deletions
diff --git a/engines/adl/detection.cpp b/engines/adl/detection.cpp new file mode 100644 index 0000000000..1a8c5025e8 --- /dev/null +++ b/engines/adl/detection.cpp @@ -0,0 +1,247 @@ +/* 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/system.h" +#include "common/savefile.h" +#include "common/translation.h" + +#include "graphics/thumbnail.h" + +#include "engines/advancedDetector.h" + +#include "adl/detection.h" + +namespace Adl { + +#define GAMEOPTION_COLOR GUIO_GAMEOPTIONS1 +#define GAMEOPTION_SCANLINES GUIO_GAMEOPTIONS2 + +static const ADExtraGuiOptionsMap optionsList[] = { + { + GAMEOPTION_COLOR, + { + _s("Color mode"), + _s("Use color graphics"), + "color", + false + } + }, + + { + GAMEOPTION_SCANLINES, + { + _s("Scanlines"), + _s("Show scanlines"), + "scanlines", + false + } + }, + + AD_EXTRA_GUI_OPTIONS_TERMINATOR +}; + +static const PlainGameDescriptor adlGames[] = { + {"hires1", "Hi-Res Adventure #1: Mystery House"}, + {0, 0} +}; + +static const AdlGameDescription gameDescriptions[] = { + { // Hi-Res Adventure #1: Mystery House - Apple II - 1987 PD release + { + "hires1", 0, + { + {"ADVENTURE", 0, "22d9e63a11d69fa033ba1738715ad09a", 29952}, + {"AUTO LOAD OBJ", 0, "23bfccfe9fcff9b22cf6c41bde9078ac", 12291}, + {"MYSTERY.HELLO", 0, "2289b7fea300b506e902a4c597968369", 836}, + AD_LISTEND + }, + Common::EN_ANY, + Common::kPlatformApple2GS, // FIXME + ADGF_NO_FLAGS, + GUIO2(GAMEOPTION_COLOR, GAMEOPTION_SCANLINES) + }, + GAME_TYPE_HIRES1 + }, + { AD_TABLE_END_MARKER, GAME_TYPE_NONE } +}; + +class AdlMetaEngine : public AdvancedMetaEngine { +public: + AdlMetaEngine() : AdvancedMetaEngine(gameDescriptions, sizeof(AdlGameDescription), adlGames, optionsList) { } + + const char *getName() const { + return "ADL"; + } + + const char *getOriginalCopyright() const { + return "Copyright (C) Sierra On-Line"; + } + + bool hasFeature(MetaEngineFeature f) const; + SaveStateDescriptor querySaveMetaInfos(const char *target, int slot) const; + int getMaximumSaveSlot() const { return 'O' - 'A'; } + SaveStateList listSaves(const char *target) const; + void removeSaveState(const char *target, int slot) const; + + bool createInstance(OSystem *syst, Engine **engine, const ADGameDescription *gd) const; +}; + +bool AdlMetaEngine::hasFeature(MetaEngineFeature f) const { + switch(f) { + case kSupportsListSaves: + case kSupportsLoadingDuringStartup: + case kSupportsDeleteSave: + case kSavesSupportMetaInfo: + case kSavesSupportThumbnail: + case kSavesSupportCreationDate: + case kSavesSupportPlayTime: + return true; + default: + return false; + } +} + +SaveStateDescriptor AdlMetaEngine::querySaveMetaInfos(const char *target, int slot) const { + Common::String fileName = Common::String::format("%s.s%02d", target, slot); + Common::InSaveFile *inFile = g_system->getSavefileManager()->openForLoading(fileName); + + if (!inFile) + return SaveStateDescriptor(); + + if (inFile->readUint32BE() != MKTAG('A', 'D', 'L', ':')) { + delete inFile; + return SaveStateDescriptor(); + } + + byte saveVersion = inFile->readByte(); + if (saveVersion != SAVEGAME_VERSION) { + delete inFile; + return SaveStateDescriptor(); + } + + char name[SAVEGAME_NAME_LEN] = { }; + inFile->read(name, sizeof(name) - 1); + inFile->readByte(); + + if (inFile->eos() || inFile->err()) { + delete inFile; + return SaveStateDescriptor(); + } + + SaveStateDescriptor sd(slot, name); + + int year = inFile->readUint16BE(); + int month = inFile->readByte(); + int day = inFile->readByte(); + sd.setSaveDate(year + 1900, month + 1, day); + + int hour = inFile->readByte(); + int minutes = inFile->readByte(); + sd.setSaveTime(hour, minutes); + + uint32 playTime = inFile->readUint32BE(); + sd.setPlayTime(playTime); + + if (inFile->eos() || inFile->err()) { + delete inFile; + return SaveStateDescriptor(); + } + + Graphics::Surface *const thumbnail = Graphics::loadThumbnail(*inFile); + sd.setThumbnail(thumbnail); + + delete inFile; + return sd; +} + +SaveStateList AdlMetaEngine::listSaves(const char *target) const { + Common::SaveFileManager *saveFileMan = g_system->getSavefileManager(); + Common::StringArray files = saveFileMan->listSavefiles(Common::String(target) + ".s##"); + + SaveStateList saveList; + + for (uint i = 0; i < files.size(); ++i) { + const Common::String &fileName = files[i]; + Common::InSaveFile *inFile = saveFileMan->openForLoading(fileName); + if (!inFile) { + warning("Cannot open save file '%s'", fileName.c_str()); + continue; + } + + if (inFile->readUint32BE() != MKTAG('A', 'D', 'L', ':')) { + warning("No header found in '%s'", fileName.c_str()); + delete inFile; + continue; + } + + byte saveVersion = inFile->readByte(); + if (saveVersion != SAVEGAME_VERSION) { + warning("Unsupported save game version %i found in '%s'", saveVersion, fileName.c_str()); + delete inFile; + continue; + } + + char name[SAVEGAME_NAME_LEN] = { }; + inFile->read(name, sizeof(name) - 1); + delete inFile; + + int slotNum = atoi(fileName.c_str() + fileName.size() - 2); + SaveStateDescriptor sd(slotNum, name); + saveList.push_back(sd); + } + + // Sort saves based on slot number. + Common::sort(saveList.begin(), saveList.end(), SaveStateDescriptorSlotComparator()); + return saveList; +} + +void AdlMetaEngine::removeSaveState(const char *target, int slot) const { + Common::String fileName = Common::String::format("%s.s%02d", target, slot); + g_system->getSavefileManager()->removeSavefile(fileName); +} + +Engine *HiRes1Engine_create(OSystem *syst, const AdlGameDescription *gd); + +bool AdlMetaEngine::createInstance(OSystem *syst, Engine **engine, const ADGameDescription *gd) const { + if (!gd) + return false; + + const AdlGameDescription *adlGd = (const AdlGameDescription *)gd; + + switch (adlGd->gameType) { + case GAME_TYPE_HIRES1: + *engine = HiRes1Engine_create(syst, adlGd); + break; + default: + error("Unknown GameType"); + } + + return true; +} + +} // End of namespace Adl + +#if PLUGIN_ENABLED_DYNAMIC(ADL) + REGISTER_PLUGIN_DYNAMIC(ADL, PLUGIN_TYPE_ENGINE, Adl::AdlMetaEngine); +#else + REGISTER_PLUGIN_STATIC(ADL, PLUGIN_TYPE_ENGINE, Adl::AdlMetaEngine); +#endif |