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engines/glk/alan3/alan3.cpp

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+/* 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 "glk/alan3/alan3.h"
+#include "glk/alan3/exe.h"
+#include "glk/alan3/main.h"
+#include "glk/alan3/glkio.h"
+#include "glk/alan3/options.h"
+#include "glk/alan3/output.h"
+#include "glk/alan3/save.h"
+#include "glk/alan3/syserr.h"
+#include "common/system.h"
+#include "common/error.h"
+#include "common/scummsys.h"
+#include "common/serializer.h"
+#include "glk/glk.h"
+#include "glk/streams.h"
+
+namespace Glk {
+namespace Alan3 {
+
+Alan3 *g_vm = nullptr;
+
+Alan3::Alan3(OSystem *syst, const GlkGameDescription &gameDesc) : GlkIO(syst, gameDesc) {
+	g_vm = this;
+
+	// main
+	codfil = nullptr;
+	textFile = nullptr;
+	memory = nullptr;
+
+	// exe
+	printFlag = false;
+
+	// options
+	verboseOption = false;
+	ignoreErrorOption = false;
+	debugOption = false;
+	traceSectionOption = false;
+	tracePushOption = false;
+	traceStackOption = false;
+	traceSourceOption = false;
+	traceInstructionOption = false;
+	transcriptOption = false;
+	logOption = false;
+	statusLineOption = true;
+	regressionTestOption = false;
+
+	// output
+	anyOutput = false;
+	capitalize = false;
+	needSpace = false;
+	skipSpace = false;
+
+	// syserr
+	setSyserrHandler(nullptr);
+}
+
+void Alan3::runGame() {
+	if (initialize())
+		Glk::Alan3::run();
+
+	deinitialize();
+}
+
+bool Alan3::initialize() {
+	if (!GlkIO::initialize())
+		syserr("FATAL ERROR: Cannot open initial window");
+
+	// Set up adventure name
+	_advName = getFilename();
+	if (_advName.size() > 4 && _advName[_advName.size() - 4] == '.')
+		_advName = Common::String(_advName.c_str(), _advName.size() - 4);
+
+	// In Alan 3, the text data comes from the adventure file itself
+	Common::File *txt = new Common::File();
+	if (!txt->open(Common::Path(getFilename()))) {
+	    GUIErrorMessage("Could not open adventure file for text data");
+	    delete txt;
+	    return false;
+	}
+	textFile = txt;
+
+	// Set up the code file to point to the already opened game file
+	codfil = &_gameFile;
+
+	return true;
+}
+
+void Alan3::deinitialize() {
+	free(memory);
+	delete textFile;
+//  delete logfil;
+}
+
+Common::Error Alan3::readSaveData(Common::SeekableReadStream *rs) {
+	return Glk::Alan3::restoreGame(rs) ? Common::kNoError : Common::kReadingFailed;
+}
+
+Common::Error Alan3::writeGameData(Common::WriteStream *ws) {
+	Glk::Alan3::saveGame(ws);
+	return Common::kNoError;
+}
+
+} // End of namespace Alan3
+} // End of namespace Glk