ext/OGDF/ogdf/basic/GraphCopyAttributes.h

   1 /*
   2  * $Revision: 2523 $
   3  *
   4  * last checkin:
   5  *   $Author: gutwenger $
   6  *   $Date: 2012-07-02 20:59:27 +0200 (Mon, 02 Jul 2012) $
   7  ***************************************************************/
   8
   9 /** \file
  10  * \brief Declaration of class GraphCopy Attributes which manages
  11  *        access on a copy of an attributed graph.
  12  *
  13  * \author Carsten Gutwenger
  14  *
  15  * \par License:
  16  * This file is part of the Open Graph Drawing Framework (OGDF).
  17  *
  18  * \par
  19  * Copyright (C)<br>
  20  * See README.txt in the root directory of the OGDF installation for details.
  21  *
  22  * \par
  23  * This program is free software; you can redistribute it and/or
  24  * modify it under the terms of the GNU General Public License
  25  * Version 2 or 3 as published by the Free Software Foundation;
  26  * see the file LICENSE.txt included in the packaging of this file
  27  * for details.
  28  *
  29  * \par
  30  * This program is distributed in the hope that it will be useful,
  31  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  32  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  33  * GNU General Public License for more details.
  34  *
  35  * \par
  36  * You should have received a copy of the GNU General Public
  37  * License along with this program; if not, write to the Free
  38  * Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  39  * Boston, MA 02110-1301, USA.
  40  *
  41  * \see  http://www.gnu.org/copyleft/gpl.html
  42  ***************************************************************/
  43
  44
  45 #ifdef _MSC_VER
  46 #pragma once
  47 #endif
  48
  49 #ifndef OGDF_A_GRAPH_COPY_H
  50 #define OGDF_A_GRAPH_COPY_H
  51
  52
  53
  54 #include <ogdf/basic/GraphCopy.h>
  55 #include <ogdf/basic/GraphAttributes.h>
  56
  57
  58 namespace ogdf {
  59
  60 //---------------------------------------------------------
  61 // GraphCopyAttributes
  62 // manages access on copy of an attributed graph
  63 //---------------------------------------------------------
  64 class OGDF_EXPORT GraphCopyAttributes {
  65
  66         const GraphCopy *m_pGC;
  67         GraphAttributes *m_pAG;
  68         NodeArray<double> m_x, m_y;
  69
  70 public:
  71         // construction
  72         GraphCopyAttributes(const GraphCopy &GC, GraphAttributes &AG) :
  73                 m_pGC(&GC), m_pAG(&AG), m_x(GC,0), m_y(GC,0) { }
  74
  75         // destruction
  76         ~GraphCopyAttributes() { }
  77
  78         // returns width of node v
  79         double getWidth(node v) const {
  80                 return (m_pGC->isDummy(v) ? 0.0 : m_pAG->width(m_pGC->original(v)));
  81         }
  82
  83         // returns height of node v
  84         double getHeight(node v) const {
  85                 return (m_pGC->isDummy(v) ? 0.0 : m_pAG->height(m_pGC->original(v)));
  86         }
  87
  88         // returns reference to x-coord. of node v
  89         const double &x(node v) const {
  90                 return m_x[v];
  91         }
  92
  93         // returns reference to x-coord. of node v
  94         double &x(node v) {
  95                 return m_x[v];
  96         }
  97
  98         // returns reference to y-coord. of node v
  99         const double &y(node v) const {
 100                 return m_y[v];
 101         }
 102
 103         // returns reference to y-coord. of node v
 104         double &y(node v) {
 105                 return m_y[v];
 106         }
 107
 108         // sets attributes for the original graph in AG
 109         void transform();
 110 };
 111
 112
 113 } // end namespace ogdf
 114
 115
 116 #endif