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/* 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 "xeen/xeen.h"
#include "base/plugins.h"
#include "common/savefile.h"
#include "engines/advancedDetector.h"
#include "common/system.h"
#define MAX_SAVES 99
namespace Xeen {
struct XeenGameDescription {
ADGameDescription desc;
int gameID;
uint32 features;
};
uint32 XeenEngine::getGameID() const {
return _gameDescription->gameID;
}
uint32 XeenEngine::getGameFeatures() const {
return _gameDescription->features;
}
uint32 XeenEngine::getFeatures() const {
return _gameDescription->desc.flags;
}
Common::Language XeenEngine::getLanguage() const {
return _gameDescription->desc.language;
}
Common::Platform XeenEngine::getPlatform() const {
return _gameDescription->desc.platform;
}
} // End of namespace Xeen
static const PlainGameDescriptor XeenGames[] = {
{ "xeen", "Xeen" },
{ "worldofxeen", "World of Xeen" },
{0, 0}
};
#include "xeen/detection_tables.h"
class XeenMetaEngine : public AdvancedMetaEngine {
public:
XeenMetaEngine() : AdvancedMetaEngine(Xeen::gameDescriptions, sizeof(Xeen::XeenGameDescription), XeenGames) {
_maxScanDepth = 3;
}
virtual const char *getName() const {
return "Xeen Engine";
}
virtual const char *getOriginalCopyright() const {
return "Xeen Engine (c) ???";
}
virtual bool hasFeature(MetaEngineFeature f) const;
virtual bool createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const;
virtual SaveStateList listSaves(const char *target) const;
virtual int getMaximumSaveSlot() const;
virtual void removeSaveState(const char *target, int slot) const;
SaveStateDescriptor querySaveMetaInfos(const char *target, int slot) const;
};
bool XeenMetaEngine::hasFeature(MetaEngineFeature f) const {
return
(f == kSupportsListSaves) ||
(f == kSupportsLoadingDuringStartup) ||
(f == kSupportsDeleteSave) ||
(f == kSavesSupportMetaInfo) ||
(f == kSavesSupportThumbnail);
}
bool Xeen::XeenEngine::hasFeature(EngineFeature f) const {
return
(f == kSupportsRTL) ||
(f == kSupportsLoadingDuringRuntime) ||
(f == kSupportsSavingDuringRuntime);
}
bool XeenMetaEngine::createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const {
const Xeen::XeenGameDescription *gd = (const Xeen::XeenGameDescription *)desc;
*engine = new Xeen::XeenEngine(syst, gd);
return gd != 0;
}
SaveStateList XeenMetaEngine::listSaves(const char *target) const {
Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
Common::StringArray filenames;
Common::String saveDesc;
Common::String pattern = Common::String::format("%s.0??", target);
Xeen::XeenSavegameHeader header;
filenames = saveFileMan->listSavefiles(pattern);
sort(filenames.begin(), filenames.end()); // Sort to get the files in numerical order
SaveStateList saveList;
for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
const char *ext = strrchr(file->c_str(), '.');
int slot = ext ? atoi(ext + 1) : -1;
if (slot >= 0 && slot < MAX_SAVES) {
Common::InSaveFile *in = g_system->getSavefileManager()->openForLoading(*file);
if (in) {
Xeen::XeenEngine::readSavegameHeader(in, header);
saveList.push_back(SaveStateDescriptor(slot, header._saveName));
header._thumbnail->free();
delete header._thumbnail;
delete in;
}
}
}
return saveList;
}
int XeenMetaEngine::getMaximumSaveSlot() const {
return MAX_SAVES;
}
void XeenMetaEngine::removeSaveState(const char *target, int slot) const {
Common::String filename = Common::String::format("%s.%03d", target, slot);
g_system->getSavefileManager()->removeSavefile(filename);
}
SaveStateDescriptor XeenMetaEngine::querySaveMetaInfos(const char *target, int slot) const {
Common::String filename = Common::String::format("%s.%03d", target, slot);
Common::InSaveFile *f = g_system->getSavefileManager()->openForLoading(filename);
if (f) {
Xeen::XeenSavegameHeader header;
Xeen::XeenEngine::readSavegameHeader(f, header);
delete f;
// Create the return descriptor
SaveStateDescriptor desc(slot, header._saveName);
desc.setThumbnail(header._thumbnail);
desc.setSaveDate(header._year, header._month, header._day);
desc.setSaveTime(header._hour, header._minute);
desc.setPlayTime(header._totalFrames * GAME_FRAME_TIME);
return desc;
}
return SaveStateDescriptor();
}
#if PLUGIN_ENABLED_DYNAMIC(XEEN)
REGISTER_PLUGIN_DYNAMIC(XEEN, PLUGIN_TYPE_ENGINE, XeenMetaEngine);
#else
REGISTER_PLUGIN_STATIC(XEEN, PLUGIN_TYPE_ENGINE, XeenMetaEngine);
#endif
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