mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-22 18:02:05 +00:00
b4cff6b9bd
svn-id: r29073
244 lines
6.0 KiB
C++
244 lines
6.0 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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* 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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* 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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* $URL$
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* $Id$
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*
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*/
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#include "common/config-manager.h"
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#include "common/system.h"
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#include "common/savefile.h"
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#include "lure/luredefs.h"
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#include "lure/surface.h"
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#include "lure/lure.h"
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#include "lure/intro.h"
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#include "lure/game.h"
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#include "lure/sound.h"
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namespace Lure {
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static LureEngine *int_engine = NULL;
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LureEngine::LureEngine(OSystem *system): Engine(system) {
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Common::addSpecialDebugLevel(kLureDebugScripts, "scripts", "Scripts debugging");
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Common::addSpecialDebugLevel(kLureDebugAnimations, "animations", "Animations debugging");
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Common::addSpecialDebugLevel(kLureDebugHotspots, "hotspots", "Hotspots debugging");
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Common::addSpecialDebugLevel(kLureDebugFights, "fights", "Fights debugging");
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Common::addSpecialDebugLevel(kLureDebugSounds, "sounds", "Sounds debugging");
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// Setup mixer
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if (!_mixer->isReady()) {
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warning("Sound initialization failed.");
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}
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_mixer->setVolumeForSoundType(Audio::Mixer::kSFXSoundType, ConfMan.getInt("sfx_volume"));
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_mixer->setVolumeForSoundType(Audio::Mixer::kMusicSoundType, ConfMan.getInt("music_volume"));
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_features = 0;
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_game = 0;
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}
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int LureEngine::init() {
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int_engine = this;
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_system->beginGFXTransaction();
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initCommonGFX(false);
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_system->initSize(FULL_SCREEN_WIDTH, FULL_SCREEN_HEIGHT);
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_system->endGFXTransaction();
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detectGame();
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_disk = new Disk();
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_resources = new Resources();
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_strings = new StringData();
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_screen = new Screen(*_system);
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_mouse = new Mouse();
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_events = new Events();
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_menu = new Menu();
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Surface::initialise();
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_room = new Room();
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_fights = new FightsManager();
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return 0;
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}
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LureEngine::~LureEngine() {
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// Remove all of our debug levels here
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Common::clearAllSpecialDebugLevels();
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// Delete and deinitialise subsystems
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Surface::deinitialise();
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delete _fights;
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delete _room;
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delete _menu;
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delete _events;
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delete _mouse;
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delete _screen;
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delete _strings;
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delete _resources;
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delete _disk;
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}
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LureEngine &LureEngine::getReference() {
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return *int_engine;
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}
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int LureEngine::go() {
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if (ConfMan.getBool("copy_protection")) {
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CopyProtectionDialog *dialog = new CopyProtectionDialog();
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bool result = dialog->show();
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delete dialog;
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if (_events->quitFlag)
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return 0;
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if (!result)
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error("Sorry - copy protection failed");
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}
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if (ConfMan.getInt("boot_param") == 0) {
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// Show the introduction
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Sound.loadSection(INTRO_SOUND_RESOURCE_ID);
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Introduction *intro = new Introduction(*_screen, *_system);
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intro->show();
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delete intro;
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}
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// Play the game
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if (!_events->quitFlag) {
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// Play the game
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Sound.loadSection(MAIN_SOUND_RESOURCE_ID);
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Game *gameInstance = new Game();
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gameInstance->execute();
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delete gameInstance;
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}
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//quitGame();
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return 0;
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}
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void LureEngine::quitGame() {
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_system->quit();
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}
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const char *LureEngine::generateSaveName(int slotNumber) {
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static char buffer[15];
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sprintf(buffer, "lure.%.3d", slotNumber);
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return buffer;
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}
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bool LureEngine::saveGame(uint8 slotNumber, Common::String &caption) {
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Common::WriteStream *f = this->_saveFileMan->openForSaving(
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generateSaveName(slotNumber));
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if (f == NULL) {
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warning("saveGame: Failed to save slot %d", slotNumber);
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return false;
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}
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f->write("lure", 5);
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f->writeByte(_language);
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f->writeByte(LURE_DAT_MINOR);
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f->writeString(caption);
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f->writeByte(0); // End of string terminator
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Resources::getReference().saveToStream(f);
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Room::getReference().saveToStream(f);
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Fights.saveToStream(f);
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delete f;
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return true;
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}
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#define FAILED_MSG "loadGame: Failed to load slot %d"
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bool LureEngine::loadGame(uint8 slotNumber) {
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Common::ReadStream *f = this->_saveFileMan->openForLoading(
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generateSaveName(slotNumber));
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if (f == NULL) {
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warning(FAILED_MSG, slotNumber);
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return false;
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}
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// Check for header
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char buffer[5];
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f->read(buffer, 5);
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if (memcmp(buffer, "lure", 5) != 0) {
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warning(FAILED_MSG, slotNumber);
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delete f;
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return false;
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}
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// Check language version
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uint8 language = f->readByte();
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uint8 version = f->readByte();
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if ((language != _language) || (version != LURE_DAT_MINOR)) {
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warning("loadGame: Failed to load slot %d - incorrect version", slotNumber);
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delete f;
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return false;
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}
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// Read in and discard the savegame caption
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while (f->readByte() != 0) ;
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// Load in the data
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Resources::getReference().loadFromStream(f);
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Room::getReference().loadFromStream(f);
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Fights.loadFromStream(f);
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delete f;
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return true;
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}
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Common::String *LureEngine::detectSave(int slotNumber) {
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Common::ReadStream *f = this->_saveFileMan->openForLoading(
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generateSaveName(slotNumber));
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if (f == NULL) return NULL;
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Common::String *result = NULL;
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// Check for header
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char buffer[5];
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f->read(&buffer[0], 5);
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if (memcmp(&buffer[0], "lure", 5) == 0) {
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// Check language version
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uint8 language = f->readByte();
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uint8 version = f->readByte();
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if ((language == _language) && (version == LURE_DAT_MINOR)) {
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// Read in the savegame title
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char saveName[MAX_DESC_SIZE];
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char *p = saveName;
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int decCtr = MAX_DESC_SIZE - 1;
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while ((decCtr > 0) && ((*p++ = f->readByte()) != 0)) --decCtr;
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*p = '\0';
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result = new Common::String(saveName);
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}
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}
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delete f;
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return result;
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}
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} // End of namespace Lure
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