MACVENTURE: Add save game loading

engines/macventure/world.cpp

@@ -0,0 +1,98 @@
+#include "macventure/world.h"
+
+#include "common/file.h"
+
+namespace MacVenture {
+
+World::World(MacVentureEngine *engine, Common::MacResManager *resMan) {
+	_resourceManager = resMan;	
+	_engine = engine;
+
+	if (!loadStartGameFileName())
+		error("Could not load initial game configuration");
+
+	Common::File saveGameFile;
+	if (!saveGameFile.open(_startGameFileName)) 
+		error("Could not load initial game configuration");
+
+	Common::SeekableReadStream *saveGameRes = saveGameFile.readStream(saveGameFile.size());
+
+	_saveGame = new SaveGame(_engine, saveGameRes);
+
+	delete saveGameRes;
+	saveGameFile.close();		
+}
+
+
+World::~World()	{
+	
+	if (_saveGame)
+		delete _saveGame;
+}
+
+bool World::loadStartGameFileName() {
+	Common::SeekableReadStream *res;
+
+	res = _resourceManager->getResource(MKTAG('S', 'T', 'R', ' '), kStartGameFilenameID);
+	if (!res)
+		return false;
+
+	byte length = res->readByte();
+	char *fileName = new char[length + 1];
+	res->read(fileName, length);
+	fileName[length] = '\0';
+	_startGameFileName = Common::String(fileName, length);
+	_startGameFileName.replace(_startGameFileName.end(), _startGameFileName.end(), ".TXT");
+
+	return true;
+}
+
+// SaveGame
+SaveGame::SaveGame(MacVentureEngine *engine, Common::SeekableReadStream *res) {
+	_groups = Common::Array<AttributeGroup>();
+	loadGroups(engine, res);
+	_globals = Common::Array<uint16>();
+	loadGlobals(engine, res);
+	_text = Common::String();
+	loadText(engine, res);
+}
+
+SaveGame::~SaveGame() {
+}
+
+const Common::Array<AttributeGroup>& MacVenture::SaveGame::getGroups() {
+	return _groups;
+}
+
+const Common::Array<uint16>& MacVenture::SaveGame::getGlobals() {
+	return _globals;
+}
+
+const Common::String & MacVenture::SaveGame::getText() {
+	return _text;
+}
+
+void SaveGame::loadGroups(MacVentureEngine *engine, Common::SeekableReadStream * res) {
+	GlobalSettings settings = engine->getGlobalSettings();
+	for (int i = 0; i < settings.numGroups; ++i) {
+		AttributeGroup g;
+		for (int j = 0; j < settings.numObjects; ++j) 
+			g.push_back(res->readUint16BE());
+		
+		_groups.push_back(g);
+	}
+}
+
+void SaveGame::loadGlobals(MacVentureEngine *engine, Common::SeekableReadStream * res) {
+	GlobalSettings settings = engine->getGlobalSettings();
+	for (int i = 0; i < settings.numGlobals; ++i) {
+		_globals.push_back(res->readUint16BE());
+	}
+}
+
+void SaveGame::loadText(MacVentureEngine *engine, Common::SeekableReadStream * res) {
+	_text = "Placeholder Console Text";
+}
+
+
+} // End of namespace MacVenture