ClusterGraphCopyAttributes.h

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/*
 * $Revision: 2027 $
 * 
 * last checkin:
 *   $Author: gutwenger $ 
 *   $Date: 2010-09-01 11:55:17 +0200 (Wed, 01 Sep 2010) $ 
 ***************************************************************/
 
#ifdef _MSC_VER
#pragma once
#endif

#ifndef OGDF_A_CLUSTER_GRAPH_COPY_H
#define OGDF_A_CLUSTER_GRAPH_COPY_H



#include <ogdf/layered/ExtendedNestingGraph.h>
#include <ogdf/cluster/ClusterGraphAttributes.h>


namespace ogdf {

class OGDF_EXPORT ClusterGraphCopyAttributes {

    const ExtendedNestingGraph *m_pH;
    ClusterGraphAttributes     *m_pACG;
    NodeArray<double> m_x, m_y;

public:
    ClusterGraphCopyAttributes(
        const ExtendedNestingGraph &H,
        ClusterGraphAttributes &ACG) :
        m_pH(&H), m_pACG(&ACG), m_x(H,0), m_y(H,0) { }

    ~ClusterGraphCopyAttributes() { }

    const ClusterGraphAttributes &getClusterGraphAttributes() const { return *m_pACG; }

    double getWidth(node v) const {
        node vOrig = m_pH->origNode(v);
        return (vOrig == 0) ? 0.0 : m_pACG->width(vOrig);
    }

    double getHeight(node v) const {
        node vOrig = m_pH->origNode(v);
        return (vOrig == 0) ? 0.0 : m_pACG->height(vOrig);
    }

    const double &x(node v) const {
        return m_x[v];
    }

    double &x(node v) {
        return m_x[v];
    }

    const double &y(node v) const {
        return m_y[v];
    }

    double &y(node v) {
        return m_y[v];
    }

    double top(cluster cOrig) const {
        return m_pACG->clusterYPos(cOrig);
    }
    double bottom(cluster cOrig) const {
        return m_pACG->clusterYPos(cOrig) + m_pACG->clusterHeight(cOrig);
    }

    void setClusterRect(
        cluster cOrig,
        double left,
        double right,
        double top,
        double bottom)
    {
        m_pACG->clusterXPos  (cOrig) = left;
        m_pACG->clusterYPos  (cOrig) = top;
        m_pACG->clusterWidth (cOrig) = right-left;
        m_pACG->clusterHeight(cOrig) = bottom-top;
    }

    void setClusterLeftRight(
        cluster cOrig,
        double left,
        double right)
    {
        m_pACG->clusterXPos  (cOrig) = left;
        m_pACG->clusterWidth (cOrig) = right-left;
    }

    void setClusterTopBottom(
        cluster cOrig,
        double top,
        double bottom)
    {
        m_pACG->clusterYPos  (cOrig) = top;
        m_pACG->clusterHeight(cOrig) = bottom-top;
    }

    void transform();
};


} // end namespace ogdf


#endif