scummvm/engines/drascula/detection.cpp
upthorn 9e5015e631 DRASCULA: added list saves support
Added kSupportsListSaves to DrasculaMetaEngine::hasFeature
Added working listSaves to DrasculaMetaEngine
2012-04-15 11:09:15 -07:00

352 lines
8.2 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 "base/plugins.h"
#include "engines/advancedDetector.h"
#include "engines/savestate.h"
#include "common/file.h"
#include "drascula/drascula.h"
namespace Drascula {
struct DrasculaGameDescription {
ADGameDescription desc;
};
uint32 DrasculaEngine::getFeatures() const {
return _gameDescription->desc.flags;
}
Common::Language DrasculaEngine::getLanguage() const {
return _gameDescription->desc.language;
}
void DrasculaEngine::loadArchives() {
const ADGameFileDescription *ag;
if (getFeatures() & GF_PACKED) {
for (ag = _gameDescription->desc.filesDescriptions; ag->fileName; ag++) {
if (!_archives.hasArchive(ag->fileName))
_archives.registerArchive(ag->fileName, ag->fileType);
}
}
_archives.enableFallback(true);
}
}
static const PlainGameDescriptor drasculaGames[] = {
{"drascula", "Drascula: The Vampire Strikes Back"},
{0, 0}
};
namespace Drascula {
static const DrasculaGameDescription gameDescriptions[] = {
{
// Drascula English version
{
"drascula",
0,
AD_ENTRY1s("14.ald", "09b2735953edcd43af115c65ae00b10e", 1595),
Common::EN_ANY,
Common::kPlatformPC,
ADGF_NO_FLAGS,
GUIO0()
},
},
{
// Drascula English version (original packed files)
{
"drascula",
0,
{
{"packet.001", 0, "c6a8697396e213a18472542d5f547cb4", 32847563},
// HACK: List packet.001 twice to ensure this detector entry
// is ranked just as high as the others (which each have two
// detection files).
{"packet.001", 0, "c6a8697396e213a18472542d5f547cb4", 32847563},
{NULL, 0, NULL, 0}
},
Common::EN_ANY,
Common::kPlatformPC,
GF_PACKED,
GUIO0()
},
},
{
// Drascula German version (original packed files)
{
"drascula",
0,
{
{"packet.001", 0, "c6a8697396e213a18472542d5f547cb4", 32847563},
{"packet.003", 1, "e8f4dc6091037329bab4ddb1cba35807", 719728},
{NULL, 0, NULL, 0}
},
Common::DE_DEU,
Common::kPlatformPC,
GF_PACKED,
GUIO0()
},
},
{
// Drascula French version (original packed files)
{
"drascula",
0,
{
{"packet.001", 0, "c6a8697396e213a18472542d5f547cb4", 32847563},
{"packet.002", 1, "4401123400f22f212b89f15fb4b43013", 721122},
{NULL, 0, NULL, 0}
},
Common::FR_FRA,
Common::kPlatformPC,
GF_PACKED,
GUIO0()
},
},
{
// Drascula Spanish version (original packed version)
{
"drascula",
0,
AD_ENTRY1s("packet.001", "3c971aba65a037d29d0b479cad6f5943", 31702652),
Common::ES_ESP,
Common::kPlatformPC,
GF_PACKED,
GUIO0()
},
},
{
// Drascula Spanish version
{
"drascula",
0,
AD_ENTRY1s("14.ald", "0746ed1a5cc8d9728f790c29813f4b43", 23059),
Common::ES_ESP,
Common::kPlatformPC,
ADGF_NO_FLAGS,
GUIO0()
},
},
{
// Drascula German version
{
"drascula",
0,
AD_ENTRY1s("14.ald", "72e46089033d56bad1c179ac36e2a9d2", 610),
Common::DE_DEU,
Common::kPlatformPC,
ADGF_NO_FLAGS,
GUIO0()
},
},
{
// Drascula French version
{
"drascula",
0,
AD_ENTRY1s("14.ald", "eeeee96b82169003630e08992248296c", 608),
Common::FR_FRA,
Common::kPlatformPC,
ADGF_NO_FLAGS,
GUIO0()
},
},
{
// Drascula Italian version (original packed version)
{
"drascula",
0,
AD_ENTRY1s("packet.001", "0253e924af223f5fe52537023385159b", 32564209),
Common::IT_ITA,
Common::kPlatformPC,
GF_PACKED,
GUIO0()
},
},
{
// Drascula Italian version
{
"drascula",
0,
AD_ENTRY1s("14.ald", "02b49a18328d0bf2efe6ba658c9c7a1d", 2098),
Common::IT_ITA,
Common::kPlatformPC,
ADGF_NO_FLAGS,
GUIO0()
},
},
{
// Drascula Spanish version (ScummVM repacked files)
{
"drascula",
0,
{
{"packet.001", 0, "c6a8697396e213a18472542d5f547cb4", 32847563},
{"packet.004", 1, "a289d3cf80d50f25ec569b653248437e", 17205838},
{NULL, 0, NULL, 0}
},
Common::ES_ESP,
Common::kPlatformPC,
GF_PACKED,
GUIO0()
},
},
{
// Drascula Italian version (ScummVM repacked files)
{
"drascula",
0,
{
{"packet.001", 0, "c6a8697396e213a18472542d5f547cb4", 32847563},
{"packet.005", 1, "58caac54b891f5d7f335e710e45e5d29", 16209623},
{NULL, 0, NULL, 0}
},
Common::IT_ITA,
Common::kPlatformPC,
GF_PACKED,
GUIO0()
},
},
{
// Drascula French version (ScummVM repacked files)
{
"drascula",
0,
{
{"packet.001", 0, "c6a8697396e213a18472542d5f547cb4", 32847563},
{"packet.002", 1, "7b83cedb9bb326ed5143e5c459508d43", 722383},
{NULL, 0, NULL, 0}
},
Common::FR_FRA,
Common::kPlatformPC,
GF_PACKED,
GUIO0()
},
},
{ AD_TABLE_END_MARKER }
};
} // End of namespace Drascula
class DrasculaMetaEngine : public AdvancedMetaEngine {
public:
DrasculaMetaEngine() : AdvancedMetaEngine(Drascula::gameDescriptions, sizeof(Drascula::DrasculaGameDescription), drasculaGames) {
_singleid = "drascula";
_guioptions = GUIO2(GUIO_NOMIDI, GUIO_NOLAUNCHLOAD);
}
virtual bool hasFeature(MetaEngineFeature f) const {
return (f == kSupportsListSaves);
}
virtual SaveStateList listSaves(const char *target) const {
Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
Common::String pattern = Common::String::format("%s??", target);
// Get list of savefiles for target game
Common::StringArray filenames = saveFileMan->listSavefiles(pattern);
Common::Array<int> slots;
for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
// Obtain the last 2 digits of the filename, since they correspond to the save slot
int slotNum = atoi(file->c_str() + file->size() - 2);
// Ensure save slot is within valid range
if (slotNum >= 1 && slotNum <= 10) {
slots.push_back(slotNum);
}
}
// Sort save slot ids
Common::sort<int>(slots.begin(), slots.end());
// Load save index
Common::String fileEpa = Common::String::format("%s.epa", target);
Common::InSaveFile *epa = saveFileMan->openForLoading(fileEpa);
// Get savegame names from index
Common::String saveDesc;
SaveStateList saveList;
int line = 1;
for (size_t i = 0; i < slots.size(); i++) {
// ignore lines corresponding to unused saveslots
for (; line < slots[i]; line++)
epa->readLine();
// copy the name in the line corresponding to the save slot and truncate to 22 characters
saveDesc = Common::String(epa->readLine().c_str(), 22);
// increment line number to keep it in sync with slot number
line++;
// Insert savegame name into list
saveList.push_back(SaveStateDescriptor(slots[i], saveDesc));
}
delete epa;
return saveList;
}
virtual const char *getName() const {
return "Drascula";
}
virtual const char *getOriginalCopyright() const {
return "Drascula Engine (C) 2000 Alcachofa Soft, (C) 1996 Digital Dreams Multimedia, (C) 1994 Emilio de Paz";
}
virtual bool createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const;
};
bool DrasculaMetaEngine::createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const {
const Drascula::DrasculaGameDescription *gd = (const Drascula::DrasculaGameDescription *)desc;
if (gd) {
*engine = new Drascula::DrasculaEngine(syst, gd);
}
return gd != 0;
}
#if PLUGIN_ENABLED_DYNAMIC(DRASCULA)
REGISTER_PLUGIN_DYNAMIC(DRASCULA, PLUGIN_TYPE_ENGINE, DrasculaMetaEngine);
#else
REGISTER_PLUGIN_STATIC(DRASCULA, PLUGIN_TYPE_ENGINE, DrasculaMetaEngine);
#endif