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diff --git a/engines/pegasus/items/biochips/mapchip.h b/engines/pegasus/items/biochips/mapchip.h
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+++ b/engines/pegasus/items/biochips/mapchip.h
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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.
+ *
+ * Additional copyright for this file:
+ * Copyright (C) 1995-1997 Presto Studios, Inc.
+ *
+ * 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.
+ *
+ */
+
+#ifndef PEGASUS_ITEMS_BIOCHIPS_MAPCHIP_H
+#define PEGASUS_ITEMS_BIOCHIPS_MAPCHIP_H
+
+#include "pegasus/items/biochips/biochipitem.h"
+#include "pegasus/items/biochips/mapimage.h"
+
+namespace Common {
+	class ReadStream;
+	class WriteStream;
+}
+
+namespace Pegasus {
+
+class MapChip : public BiochipItem {
+public:
+	MapChip(const ItemID, const NeighborhoodID, const RoomID, const DirectionConstant);
+	virtual ~MapChip();
+
+	void select();
+	void deselect();
+	void takeSharedArea();
+	void giveUpSharedArea();
+
+	void moveToMapLocation(const NeighborhoodID, const RoomID, const DirectionConstant);
+
+	void writeToStream(Common::WriteStream *);
+	void readFromStream(Common::ReadStream *);
+
+	bool beenToMaze() { return _image.anyFlagSet(); }
+
+protected:
+	MapImage _image;
+};
+
+extern MapChip *g_map;
+
+} // End of namespace Pegasus
+
+#endif