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diff --git a/src/3rdparty/adaptagrams/libcola/cc_clustercontainmentconstraints.h b/src/3rdparty/adaptagrams/libcola/cc_clustercontainmentconstraints.h
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+++ b/src/3rdparty/adaptagrams/libcola/cc_clustercontainmentconstraints.h
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+/*
+ * vim: ts=4 sw=4 et tw=0 wm=0
+ *
+ * libcola - A library providing force-directed network layout using the 
+ *           stress-majorization method subject to separation constraints.
+ *
+ * Copyright (C) 2010  Monash University
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ * See the file LICENSE.LGPL distributed with the library.
+ *
+ * This library 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.
+ *
+ * Author(s):  Michael Wybrow
+ *
+*/
+
+#ifndef COLA_CC_CLUSTERCONTAINMENTCONSTRAINTS_H
+#define COLA_CC_CLUSTERCONTAINMENTCONSTRAINTS_H
+
+#include <vector>
+#include "libcola/compound_constraints.h"
+
+namespace vpsc {
+class Rectangle;
+}
+
+namespace cola {
+
+class ClusterContainmentConstraints : public CompoundConstraint
+{
+    public:
+        ClusterContainmentConstraints(Cluster *cluster, unsigned int priority,
+                std::vector<vpsc::Rectangle*>& boundingBoxes);
+        SubConstraintAlternatives getCurrSubConstraintAlternatives(
+                vpsc::Variables vs[]);
+        
+        void generateVariables(const vpsc::Dim dim, vpsc::Variables& vars);
+        void generateSeparationConstraints(const vpsc::Dim dim, 
+                vpsc::Variables& vars, vpsc::Constraints& cs,
+                std::vector<vpsc::Rectangle*>& bbs);
+        std::string toString(void) const;
+};
+
+
+} // namespace cola
+#endif // COLA_CC_CLUSTERCONTAINMENTCONSTRAINTS