mirror of
https://github.com/libretro/scummvm.git
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140 lines
4.4 KiB
C++
140 lines
4.4 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include "base/plugins.h"
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#include "common/savefile.h"
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#include "common/serializer.h"
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#include "common/str-array.h"
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#include "engines/advancedDetector.h"
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#include "composer/composer.h"
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#include "composer/detection.h"
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namespace Composer {
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int ComposerEngine::getGameType() const {
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return _gameDescription->gameType;
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}
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const char *ComposerEngine::getGameId() const {
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return _gameDescription->desc.gameId;
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}
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uint32 ComposerEngine::getFeatures() const {
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return _gameDescription->desc.flags;
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}
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Common::Language ComposerEngine::getLanguage() const {
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return _gameDescription->desc.language;
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}
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Common::Platform ComposerEngine::getPlatform() const {
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return _gameDescription->desc.platform;
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}
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bool ComposerEngine::loadDetectedConfigFile(Common::INIFile &configFile) const {
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const ADGameFileDescription *res = _gameDescription->desc.filesDescriptions;
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while (res->fileName != NULL) {
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if (res->fileType == GAME_CONFIGFILE) {
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return configFile.loadFromFile(res->fileName);
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}
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res++;
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}
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// default config file name
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return configFile.loadFromFile("book.ini") || configFile.loadFromFile("book.mac");
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}
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} // End of namespace Composer
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class ComposerMetaEngine : public AdvancedMetaEngine {
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public:
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const char *getName() const override {
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return "composer";
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}
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Common::Error createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const override;
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bool hasFeature(MetaEngineFeature f) const override;
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int getMaximumSaveSlot() const override;
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SaveStateList listSaves(const char* target) const override;
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};
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Common::Error ComposerMetaEngine::createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const {
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*engine = new Composer::ComposerEngine(syst, (const Composer::ComposerGameDescription *)desc);
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return Common::kNoError;
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}
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bool ComposerMetaEngine::hasFeature(MetaEngineFeature f) const {
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return ((f == kSupportsListSaves) || (f == kSupportsLoadingDuringStartup));
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}
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Common::String getSaveName(Common::InSaveFile *in) {
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Common::Serializer ser(in, NULL);
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Common::String name;
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uint32 tmp;
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ser.syncAsUint32LE(tmp);
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ser.syncAsUint32LE(tmp);
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ser.syncString(name);
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return name;
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}
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int ComposerMetaEngine::getMaximumSaveSlot() const {
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return 99;
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}
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SaveStateList ComposerMetaEngine::listSaves(const char *target) const {
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Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
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Common::StringArray filenames;
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Common::String saveDesc;
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Common::String pattern = Common::String::format("%s.##", target);
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filenames = saveFileMan->listSavefiles(pattern);
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SaveStateList saveList;
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for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
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// Obtain the last 3 digits of the filename, since they correspond to the save slot
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int slotNum = atoi(file->c_str() + file->size() - 2);
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if (slotNum >= 0 && slotNum <= 99) {
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Common::InSaveFile *in = saveFileMan->openForLoading(*file);
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if (in) {
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saveDesc = getSaveName(in);
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saveList.push_back(SaveStateDescriptor(slotNum, saveDesc));
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delete in;
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}
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}
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}
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Common::sort(saveList.begin(), saveList.end(), SaveStateDescriptorSlotComparator());
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return saveList;
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}
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bool Composer::ComposerEngine::hasFeature(EngineFeature f) const {
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return (f == kSupportsReturnToLauncher
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|| f == kSupportsSavingDuringRuntime
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|| f == kSupportsLoadingDuringRuntime);
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}
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#if PLUGIN_ENABLED_DYNAMIC(COMPOSER)
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REGISTER_PLUGIN_DYNAMIC(COMPOSER, PLUGIN_TYPE_ENGINE, ComposerMetaEngine);
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#else
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REGISTER_PLUGIN_STATIC(COMPOSER, PLUGIN_TYPE_ENGINE, ComposerMetaEngine);
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#endif
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