mirror of
https://github.com/libretro/scummvm.git
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141 lines
4.3 KiB
C++
141 lines
4.3 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 modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (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, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "common/translation.h"
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#include "common/savefile.h"
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#include "graphics/scaler.h"
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#include "image/png.h"
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#include "twp/metaengine.h"
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#include "twp/detection.h"
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#include "twp/twp.h"
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#include "twp/savegame.h"
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#include "twp/time.h"
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#define MAX_SAVES 99
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namespace Twp {
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static const ADExtraGuiOptionsMap optionsList[] = {
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{GAMEOPTION_ORIGINAL_SAVELOAD,
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{_s("Use original save/load screens"),
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_s("Use the original save/load screens instead of the ScummVM ones"),
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"original_menus",
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false,
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0,
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0}},
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AD_EXTRA_GUI_OPTIONS_TERMINATOR};
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} // End of namespace Twp
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const char *TwpMetaEngine::getName() const {
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return "twp";
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}
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const ADExtraGuiOptionsMap *TwpMetaEngine::getAdvancedExtraGuiOptions() const {
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return Twp::optionsList;
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}
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Common::Error TwpMetaEngine::createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const {
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*engine = new Twp::TwpEngine(syst, desc);
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return Common::kNoError;
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}
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bool TwpMetaEngine::hasFeature(MetaEngineFeature f) const {
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return checkExtendedSaves(f) ||
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(f == kSupportsLoadingDuringStartup);
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}
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int TwpMetaEngine::getMaximumSaveSlot() const {
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return MAX_SAVES;
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}
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SaveStateDescriptor TwpMetaEngine::querySaveMetaInfos(const char *target, int slot) const {
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Common::String filename = Common::String::format("%s%02d.save", target, slot);
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Common::InSaveFile *f = g_system->getSavefileManager()->openForLoading(filename);
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if (f) {
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Common::InSaveFile *thumbnailFile = g_system->getSavefileManager()->openForLoading(Common::String::format("%s%02d.png", target, slot));
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// Create the return descriptor
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SaveStateDescriptor desc(this, slot, "?");
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desc.setAutosave(slot == 1);
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if (thumbnailFile) {
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Image::PNGDecoder png;
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if (png.loadStream(*thumbnailFile)) {
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Graphics::ManagedSurface *thumbnail = new Graphics::ManagedSurface();
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thumbnail->copyFrom(*png.getSurface());
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Graphics::Surface *thumbnailSmall = new Graphics::Surface();
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createThumbnail(thumbnailSmall, thumbnail);
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desc.setThumbnail(thumbnailSmall);
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}
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}
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Twp::SaveGame savegame;
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Twp::SaveGameManager::getSaveGame(f, savegame);
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Common::String time = Twp::formatTime(savegame.time, "%b %d at %H:%M");
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if (savegame.easyMode)
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time += " (casual)";
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desc.setDescription(time);
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desc.setPlayTime(savegame.gameTime * 1000);
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Twp::DateTime dt = Twp::toDateTime(savegame.time);
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desc.setSaveDate(dt.year, dt.month, dt.day);
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desc.setSaveTime(dt.hour, dt.min);
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return desc;
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}
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return SaveStateDescriptor();
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}
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SaveStateList TwpMetaEngine::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##.save", 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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const char *ext = strrchr(file->c_str(), '.');
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int slot = ext ? atoi(ext - 2) : -1;
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if (slot >= 0 && slot <= MAX_SAVES) {
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Common::InSaveFile *in = g_system->getSavefileManager()->openForLoading(*file);
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if (in) {
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saveList.push_back(SaveStateDescriptor(this, slot, "?"));
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}
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}
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}
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// Sort saves based on slot number.
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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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#if PLUGIN_ENABLED_DYNAMIC(TWP)
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REGISTER_PLUGIN_DYNAMIC(TWP, PLUGIN_TYPE_ENGINE, TwpMetaEngine);
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#else
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REGISTER_PLUGIN_STATIC(TWP, PLUGIN_TYPE_ENGINE, TwpMetaEngine);
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#endif
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