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diff --git a/engines/pegasus/items/biochips/mapimage.h b/engines/pegasus/items/biochips/mapimage.h
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+++ b/engines/pegasus/items/biochips/mapimage.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_MAPIMAGE_H
+#define PEGASUS_ITEMS_BIOCHIPS_MAPIMAGE_H
+
+#include "pegasus/elements.h"
+#include "pegasus/surface.h"
+#include "pegasus/util.h"
+#include "pegasus/neighborhood/mars/constants.h"
+
+namespace Common {
+	class ReadStream;
+	class WriteStream;
+}
+
+namespace Pegasus {
+
+class MapImage : public DisplayElement {
+public:
+	MapImage();
+	virtual ~MapImage() {}
+
+	void writeToStream(Common::WriteStream *);
+	void readFromStream(Common::ReadStream *);
+
+	void loadGearRoomIfNecessary();
+	void loadMazeIfNecessary();
+	void unloadImage();
+	void moveToMapLocation(const NeighborhoodID, const RoomID, const DirectionConstant);
+	
+	void draw(const Common::Rect &);
+	
+	bool anyFlagSet() { return _mappedRooms.anyFlagSet(); }
+
+	static const uint32 kNumMappingRooms = (kMars39 - kMars35 + 1) + (kMars60 - kMars60 + 1) +
+			(kMarsMaze200 - kMarsMaze004 + 1);
+	static const uint32 kNumMappingFlags = kNumMappingRooms * 4;
+
+protected:
+	enum MapArea {
+		kMapNoArea,
+		kMapMaze,
+		kMapGearRoom
+	};
+
+	void addFlagToMask(const int flag);
+	void getRevealedRects(const uint32, Common::Rect &);
+	void drawPlayer();
+
+	MapArea _whichArea;
+
+	FlagsArray<byte, kNumMappingFlags> _mappedRooms;
+
+	uint32 _darkGreen, _lightGreen;
+
+	Surface _mapImage, _mapMask;
+};
+
+} // End of namespace Pegasus
+
+#endif