Initial commit

engines/sludge/sludge.cpp

@@ -0,0 +1,204 @@
+/* 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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ */
+#include "common/config-manager.h"
+#include "common/debug-channels.h"
+#include "common/error.h"
+#include "common/random.h"
+#include "common/savefile.h"
+
+#include "engines/metaengine.h"
+
+#include "sludge/cursors.h"
+#include "sludge/debugger.h"
+#include "sludge/event.h"
+#include "sludge/fileset.h"
+#include "sludge/fonttext.h"
+#include "sludge/floor.h"
+#include "sludge/function.h"
+#include "sludge/graphics.h"
+#include "sludge/language.h"
+#include "sludge/main_loop.h"
+#include "sludge/newfatal.h"
+#include "sludge/objtypes.h"
+#include "sludge/people.h"
+#include "sludge/region.h"
+#include "sludge/saveload.h"
+#include "sludge/sludge.h"
+#include "sludge/sound.h"
+#include "sludge/speech.h"
+#include "sludge/statusba.h"
+#include "sludge/timing.h"
+
+namespace Sludge {
+
+extern LoadedFunction *allRunningFunctions; // In function.cpp
+
+SludgeEngine *g_sludge;
+
+Graphics::PixelFormat *SludgeEngine::getScreenPixelFormat() const { return _pixelFormat; }
+Graphics::PixelFormat *SludgeEngine::getOrigPixelFormat() const { return _origFormat; }
+
+SludgeEngine::SludgeEngine(OSystem *syst, const SludgeGameDescription *gameDesc) :
+		Engine(syst), _gameDescription(gameDesc) {
+
+	// register your random source
+	_rnd = new Common::RandomSource("sludge");
+
+	//DebugMan.enableDebugChannel("loading");
+	//DebugMan.enableDebugChannel("builtin");
+
+	_dumpScripts = ConfMan.getBool("dump_scripts");
+
+	// init graphics
+	_origFormat = new Graphics::PixelFormat(2, 5, 6, 5, 0, 11, 5, 0, 0);
+	_pixelFormat = new Graphics::PixelFormat(4, 8, 8, 8, 8, 24, 16, 8, 0);
+
+	// Init Strings
+	launchNext = "";
+	loadNow = "";
+	gamePath = "";
+
+	// Init managers
+	_timer = new Timer();
+	_fatalMan = new FatalMsgManager();
+	_peopleMan = new PeopleManager(this);
+	_resMan = new ResourceManager();
+	_languageMan = new LanguageManager();
+	_objMan = new ObjectManager(this);
+	_gfxMan = new GraphicsManager(this);
+	_evtMan = new EventManager(this);
+	_soundMan = new SoundManager();
+	_txtMan = new TextManager();
+	_cursorMan = new CursorManager(this);
+	_speechMan = new SpeechManager(this);
+	_regionMan = new RegionManager(this);
+	_floorMan = new FloorManager(this);
+	_statusBar = new StatusBarManager(this);
+}
+
+SludgeEngine::~SludgeEngine() {
+
+	// Dispose resources
+	delete _rnd;
+	_rnd = nullptr;
+
+	// Dispose pixel formats
+	delete _origFormat;
+	_origFormat = nullptr;
+	delete _pixelFormat;
+	_pixelFormat = nullptr;
+
+	// Dispose managers
+	delete _cursorMan;
+	_cursorMan = nullptr;
+	delete _txtMan;
+	_txtMan = nullptr;
+	delete _soundMan;
+	_soundMan = nullptr;
+	delete _evtMan;
+	_evtMan = nullptr;
+	delete _gfxMan;
+	_gfxMan = nullptr;
+	delete _objMan;
+	_objMan = nullptr;
+	delete _languageMan;
+	_languageMan = nullptr;
+	delete _resMan;
+	_resMan = nullptr;
+	delete _speechMan;
+	_speechMan = nullptr;
+	delete _regionMan;
+	_regionMan = nullptr;
+	delete _peopleMan;
+	_peopleMan = nullptr;
+	delete _floorMan;
+	_floorMan = nullptr;
+	delete _fatalMan;
+	_fatalMan = nullptr;
+	delete _statusBar;
+	delete _timer;
+}
+
+bool SludgeEngine::canLoadGameStateCurrently(Common::U32String *msg) {
+	return !g_sludge->_evtMan->quit();
+}
+
+bool SludgeEngine::canSaveGameStateCurrently(Common::U32String *msg) {
+	if (g_sludge->_evtMan->quit())
+		return false;
+
+	if (g_sludge->_gfxMan->isFrozen()) {
+		return false;
+	}
+
+	Sludge::LoadedFunction *thisFunction = allRunningFunctions;
+	while (thisFunction) {
+		if (thisFunction->freezerLevel)
+			return false;
+		thisFunction = thisFunction->next;
+	}
+
+	return true;
+}
+
+Common::Error SludgeEngine::saveGameState(int slot, const Common::String &desc, bool isAutosave) {
+	Common::OutSaveFile *saveFile = _saveFileMan->openForSaving(getSaveStateName(slot));
+
+	if (!saveFile)
+		return Common::kWritingFailed;
+
+	Common::Error result = saveGame(saveFile) ? Common::kNoError : Common::kWritingFailed;
+	if (result.getCode() == Common::kNoError) {
+		getMetaEngine()->appendExtendedSave(saveFile, getTotalPlayTime(), desc, isAutosave);
+
+		saveFile->finalize();
+	}
+
+	delete saveFile;
+	return result;
+}
+
+Common::Error SludgeEngine::loadGameState(int slot) {
+	saveAutosaveIfEnabled();
+
+	Common::Error result = loadGame(getSaveStateName(slot)) ? Common::kNoError : Common::kReadingFailed;
+	return result;
+}
+
+bool SludgeEngine::hasFeature(EngineFeature f) const {
+	return (f == kSupportsReturnToLauncher) ||
+		(f == kSupportsLoadingDuringRuntime) ||
+		(f == kSupportsSavingDuringRuntime);
+}
+
+Common::Error SludgeEngine::run() {
+	// set global variable
+	g_sludge = this;
+
+	setDebugger(new Debugger(this));
+
+	// debug log
+	main_loop(getGameFile());
+
+	return Common::kNoError;
+}
+
+} // End of namespace Sludge