include/geos/operation/linemerge/LineMergeEdge.h

   1 /**********************************************************************
   2  * $Id$
   3  *
   4  * GEOS - Geometry Engine Open Source
   5  * http://geos.refractions.net
   6  *
   7  * Copyright (C) 2005-2006 Refractions Research Inc.
   8  * Copyright (C) 2001-2002 Vivid Solutions Inc.
   9  *
  10  * This is free software; you can redistribute and/or modify it under
  11  * the terms of the GNU Lesser General Public Licence as published
  12  * by the Free Software Foundation.
  13  * See the COPYING file for more information.
  14  *
  15  **********************************************************************
  16  *
  17  * Last port: operation/linemerge/LineMergeEdge.java r378 (JTS-1.12)
  18  *
  19  **********************************************************************/
  20
  21 #ifndef GEOS_OP_LINEMERGE_LINEMERGEEDGE_H
  22 #define GEOS_OP_LINEMERGE_LINEMERGEEDGE_H
  23
  24 #include <geos/export.h>
  25
  26 #include <geos/planargraph/Edge.h> // for inheritance
  27
  28 // Forward declarations
  29 namespace geos {
  30         namespace geom {
  31                 class LineString;
  32         }
  33 }
  34
  35
  36 namespace geos {
  37 namespace operation { // geos::operation
  38 namespace linemerge { // geos::operation::linemerge
  39
  40 /** \brief
  41  * An edge of a LineMergeGraph. The <code>marked</code> field indicates
  42  * whether this Edge has been logically deleted from the graph.
  43  */
  44 class GEOS_DLL LineMergeEdge: public planargraph::Edge {
  45 private:
  46         const geom::LineString *line;
  47 public:
  48         /**
  49          * Constructs a LineMergeEdge with vertices given by the specified
  50          * LineString.
  51          */
  52         LineMergeEdge(const geom::LineString *newLine);
  53
  54         /**
  55          * Returns the LineString specifying the vertices of this edge.
  56          */
  57         const geom::LineString* getLine() const;
  58 };
  59
  60
  61 } // namespace geos::operation::linemerge
  62 } // namespace geos::operation
  63 } // namespace geos
  64
  65 #endif // GEOS_OP_LINEMERGE_LINEMERGEEDGE_H
  66
  67 /**********************************************************************
  68  * $Log$
  69  * Revision 1.1  2006/03/22 10:13:53  strk
  70  * opLinemerge.h split
  71  *
  72  **********************************************************************/