scummvm/engines/touche/metaengine.cpp

108 lines
3.7 KiB
C++

/* 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/config-manager.h"
#include "engines/advancedDetector.h"
#include "common/savefile.h"
#include "common/system.h"
#include "base/plugins.h"
#include "touche/touche.h"
class ToucheMetaEngine : public AdvancedMetaEngine {
public:
const char *getName() const override {
return "touche";
}
bool hasFeature(MetaEngineFeature f) const override;
Common::Error createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const override;
SaveStateList listSaves(const char *target) const override;
int getMaximumSaveSlot() const override;
void removeSaveState(const char *target, int slot) const override;
};
bool ToucheMetaEngine::hasFeature(MetaEngineFeature f) const {
return
(f == kSupportsListSaves) ||
(f == kSupportsLoadingDuringStartup) ||
(f == kSupportsDeleteSave);
}
bool Touche::ToucheEngine::hasFeature(EngineFeature f) const {
return
(f == kSupportsReturnToLauncher) ||
(f == kSupportsLoadingDuringRuntime) ||
(f == kSupportsSavingDuringRuntime) ||
(f == kSupportsSubtitleOptions);
}
Common::Error ToucheMetaEngine::createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const {
*engine = new Touche::ToucheEngine(syst, desc->language);
return Common::kNoError;
}
SaveStateList ToucheMetaEngine::listSaves(const char *target) const {
Common::String pattern = Touche::generateGameStateFileName(target, 0, true);
Common::StringArray filenames = g_system->getSavefileManager()->listSavefiles(pattern);
bool slotsTable[Touche::kMaxSaveStates];
memset(slotsTable, 0, sizeof(slotsTable));
SaveStateList saveList;
for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
int slot = Touche::getGameStateFileSlot(file->c_str());
if (slot >= 0 && slot < Touche::kMaxSaveStates) {
slotsTable[slot] = true;
}
}
for (int slot = 0; slot < Touche::kMaxSaveStates; ++slot) {
if (slotsTable[slot]) {
Common::String file = Touche::generateGameStateFileName(target, slot);
Common::InSaveFile *in = g_system->getSavefileManager()->openForLoading(file);
if (in) {
char description[64];
Touche::readGameStateDescription(in, description, sizeof(description) - 1);
if (description[0]) {
saveList.push_back(SaveStateDescriptor(slot, description));
}
delete in;
}
}
}
return saveList;
}
int ToucheMetaEngine::getMaximumSaveSlot() const {
return Touche::kMaxSaveStates - 1;
}
void ToucheMetaEngine::removeSaveState(const char *target, int slot) const {
Common::String filename = Touche::generateGameStateFileName(target, slot);
g_system->getSavefileManager()->removeSavefile(filename);
}
#if PLUGIN_ENABLED_DYNAMIC(TOUCHE)
REGISTER_PLUGIN_DYNAMIC(TOUCHE, PLUGIN_TYPE_ENGINE, ToucheMetaEngine);
#else
REGISTER_PLUGIN_STATIC(TOUCHE, PLUGIN_TYPE_ENGINE, ToucheMetaEngine);
#endif