1 files changed, 121 insertions, 0 deletions
diff --git a/engines/mohawk/myst_stacks/demo.cpp b/engines/mohawk/myst_stacks/demo.cpp
new file mode 100644
index 0000000000..bc8d489790
--- /dev/null
+++ b/engines/mohawk/myst_stacks/demo.cpp
@@ -0,0 +1,121 @@
+/* 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 2
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+
+#include "mohawk/myst.h"
+#include "mohawk/myst_stacks/demo.h"
+
+#include "gui/message.h"
+
+namespace Mohawk {
+
+MystScriptParser_Demo::MystScriptParser_Demo(MohawkEngine_Myst *vm) : MystScriptParser_Intro(vm) {
+	setupOpcodes();
+}
+
+MystScriptParser_Demo::~MystScriptParser_Demo() {
+}
+
+#define OPCODE(op, x) _opcodes.push_back(new MystOpcode(op, (OpcodeProcMyst) &MystScriptParser_Demo::x, #x))
+
+#define OVERRIDE_OPCODE(opcode, x) \
+	for (uint32 i = 0; i < _opcodes.size(); i++) \
+		if (_opcodes[i]->op == opcode) { \
+			_opcodes[i]->proc = (OpcodeProcMyst) &MystScriptParser_Demo::x; \
+			_opcodes[i]->desc = #x; \
+			break; \
+		}
+
+void MystScriptParser_Demo::setupOpcodes() {
+	// "Stack-Specific" Opcodes
+	OPCODE(101, opcode_101);
+	OPCODE(102, opcode_102);
+
+	// "Init" Opcodes
+	OVERRIDE_OPCODE(201, opcode_201);
+
+	// "Exit" Opcodes
+	OVERRIDE_OPCODE(300, opcode_300);
+}
+
+#undef OPCODE
+#undef OVERRIDE_OPCODE
+
+void MystScriptParser_Demo::disablePersistentScripts() {
+	MystScriptParser_Intro::disablePersistentScripts();
+
+	_enabled201 = false;
+}
+
+void MystScriptParser_Demo::runPersistentScripts() {
+	MystScriptParser_Intro::runPersistentScripts();
+	
+	if (_enabled201) {
+		// Used on Card 2001, 2002 and 2003
+
+		// TODO: Fill in Function...
+	}
+}
+
+void MystScriptParser_Demo::opcode_101(uint16 op, uint16 var, uint16 argc, uint16 *argv) {
+	varUnusedCheck(op, var);
+
+	// Used on Card 2000, 2002 and 2003
+	// Triggered by Click
+	if (argc == 0) {
+		// TODO: Fill in Logic.. Fade in?
+	} else
+		unknown(op, var, argc, argv);
+}
+
+void MystScriptParser_Demo::opcode_102(uint16 op, uint16 var, uint16 argc, uint16 *argv) {
+	varUnusedCheck(op, var);
+
+	// Used on Card 2002 and 2003
+	// Triggered by Click
+	if (argc == 0) {
+		// TODO: Fill in Logic.. Fade out?
+	} else
+		unknown(op, var, argc, argv);
+}
+
+void MystScriptParser_Demo::opcode_201(uint16 op, uint16 var, uint16 argc, uint16 *argv) {
+	varUnusedCheck(op, var);
+
+	// Used on Card 2001, 2002 and 2003
+	if (argc == 0)
+		_enabled201 = true;
+	else
+		unknown(op, var, argc, argv);
+}
+
+
+void MystScriptParser_Demo::opcode_300(uint16 op, uint16 var, uint16 argc, uint16 *argv) {
+	// Used on Card 2000
+	varUnusedCheck(op, var);
+
+	// TODO: Fill in Function...
+}
+
+} // End of namespace Mohawk