mirror of
https://github.com/libretro/scummvm.git
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119 lines
3.5 KiB
C++
119 lines
3.5 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 "common/system.h"
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#include "graphics/thumbnail.h"
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#include "pink/pink.h"
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#include "pink/objects/module.h"
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namespace Pink {
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Common::Error PinkEngine::loadGameState(int slot) {
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Common::SeekableReadStream *in = _saveFileMan->openForLoading(generateSaveName(slot, _targetName.c_str()));
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if (!in)
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return Common::kNoGameDataFoundError;
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SaveStateDescriptor desc;
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if (!readSaveHeader(*in, desc))
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return Common::kUnknownError;
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Archive archive(in);
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_variables.deserialize(archive);
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_nextModule = archive.readString();
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_nextPage = archive.readString();
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initModule(archive.readString(), "", &archive);
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setTotalPlayTime(desc.getPlayTimeMSecs());
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delete in;
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return Common::kNoError;
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}
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Common::Error PinkEngine::saveGameState(int slot, const Common::String &desc, bool isAutosave) {
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Common::OutSaveFile *out = _saveFileMan->openForSaving(generateSaveName(slot, _targetName.c_str()));
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if (!out)
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return Common::kUnknownError;
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Archive archive(out);
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out->writeUint32BE(MKTAG('p', 'i', 'n', 'k'));
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archive.writeString(desc);
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TimeDate curTime;
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_system->getTimeAndDate(curTime);
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out->writeUint32LE(((curTime.tm_mday & 0xFF) << 24) | (((curTime.tm_mon + 1) & 0xFF) << 16) | ((curTime.tm_year + 1900) & 0xFFFF));
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out->writeUint16LE(((curTime.tm_hour & 0xFF) << 8) | ((curTime.tm_min) & 0xFF));
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out->writeUint32LE(getTotalPlayTime() / 1000);
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if (!Graphics::saveThumbnail(*out))
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return Common::kUnknownError;
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_variables.serialize(archive);
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archive.writeString(_nextModule);
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archive.writeString(_nextPage);
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archive.writeString(_module->getName());
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_module->saveState(archive);
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delete out;
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return Common::kNoError;
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}
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Common::String generateSaveName(int slot, const char *gameId) {
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return Common::String::format("%s.s%02d", gameId, slot);
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}
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WARN_UNUSED_RESULT bool readSaveHeader(Common::InSaveFile &in, SaveStateDescriptor &desc, bool skipThumbnail) {
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if (in.readUint32BE() != MKTAG('p', 'i', 'n', 'k'))
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return false;
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const Common::String description = in.readPascalString();
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uint32 date = in.readUint32LE();
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uint16 time = in.readUint16LE();
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uint32 playTime = in.readUint32LE();
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Graphics::Surface *thumbnail = nullptr;
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if (!Graphics::loadThumbnail(in, thumbnail, skipThumbnail))
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return false;
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int day = (date >> 24) & 0xFF;
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int month = (date >> 16) & 0xFF;
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int year = date & 0xFFFF;
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int hour = (time >> 8) & 0xFF;
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int minutes = time & 0xFF;
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desc.setSaveDate(year, month, day);
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desc.setSaveTime(hour, minutes);
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desc.setPlayTime(playTime * 1000);
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desc.setDescription(description);
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desc.setThumbnail(thumbnail);
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return true;
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}
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}
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