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/*
* $Revision: 2523 $
*
* last checkin:
* $Author: gutwenger $
* $Date: 2012-07-02 20:59:27 +0200 (Mon, 02 Jul 2012) $
***************************************************************/
/** \file
* \brief Declaration of interface for hierarchy layout algorithms
* (3. phase of Sugiyama) for cluster graphs.
*
* \author Carsten Gutwenger
*
* \par License:
* This file is part of the Open Graph Drawing Framework (OGDF).
*
* \par
* Copyright (C)<br>
* See README.txt in the root directory of the OGDF installation for details.
*
* \par
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* Version 2 or 3 as published by the Free Software Foundation;
* see the file LICENSE.txt included in the packaging of this file
* for details.
*
* \par
* 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.
*
* \par
* 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.
*
* \see http://www.gnu.org/copyleft/gpl.html
***************************************************************/
#ifdef _MSC_VER
#pragma once
#endif
#ifndef OGDF_HIER_CLUSTER_LAYOUT_MODULE_H
#define OGDF_HIER_CLUSTER_LAYOUT_MODULE_H
#include <ogdf/cluster/ClusterGraphCopyAttributes.h>
namespace ogdf {
/**
* \brief Interface of hierarchy layout algorithms for cluster graphs.
*
* \see SugiyamaLayout
*/
class OGDF_EXPORT HierarchyClusterLayoutModule {
public:
//! Initializes a hierarchy cluster layout module.
HierarchyClusterLayoutModule() { }
virtual ~HierarchyClusterLayoutModule() { }
/**
* \brief Computes a hierarchy layout of a clustered hierarchy \a H in \a ACG.
* @param H is the input clustered hierarchy.
* @param ACG is assigned the cluster hierarchy layout.
*/
void callCluster(const ExtendedNestingGraph& H, ClusterGraphAttributes &ACG) {
ClusterGraphCopyAttributes ACGC(H,ACG);
doCall(H,ACGC);
ACGC.transform();
}
protected:
/**
* \brief Implements the actual algorithm call.
*
* Must be implemented by derived classes.
*
* @param H is the input clustered hierarchy.
* @param ACGC has to be assigned the cluster hierarchy layout.
*/
virtual void doCall(
const ExtendedNestingGraph& H,
ClusterGraphCopyAttributes &ACGC) = 0;
OGDF_MALLOC_NEW_DELETE
};
} // end namespace ogdf
#endif
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