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diff --git a/tikzit-old/src/common/RegularPolyShape.h b/tikzit-old/src/common/RegularPolyShape.h
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+++ b/tikzit-old/src/common/RegularPolyShape.h
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+//
+//  RegularPolyShape.h
+//  TikZiT
+//  
+//  Copyright 2011 Aleks Kissinger. All rights reserved.
+//  
+//  
+//  This file is part of TikZiT.
+//  
+//  TikZiT 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.
+//  
+//  TikZiT 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 TikZiT.  If not, see <http://www.gnu.org/licenses/>.
+//  
+
+#import <Foundation/Foundation.h>
+#import "Shape.h"
+
+/**
+ * A regular polygon
+ *
+ * Matches the "regular polygon" shape in the shapes.geometric
+ * PGF/TikZ library.
+ */
+@interface RegularPolyShape : Shape {
+}
+
+/**
+ * Initialise a regular polygon
+ *
+ * A rotation of 0 will produce a polygon with one
+ * edge flat along the bottom (just like PGF/TikZ
+ * does it).
+ *
+ * @param sides     the number of sides the polygon should have
+ * @param rotation  the rotation of the polygon, in degrees
+ */
+- (id)initWithSides:(int)sides rotation:(int)rotation;
+
+@end
+
+// vi:ft=objc:noet:ts=4:sts=4:sw=4