PolygonizeEdge.h

00001 /**********************************************************************
00002  *
00003  * GEOS - Geometry Engine Open Source
00004  * http://geos.osgeo.org
00005  *
00006  * Copyright (C) 2006 Refractions Research Inc.
00007  * Copyright (C) 2001-2002 Vivid Solutions Inc.
00008  *
00009  * This is free software; you can redistribute and/or modify it under
00010  * the terms of the GNU Lesser General Public Licence as published
00011  * by the Free Software Foundation. 
00012  * See the COPYING file for more information.
00013  *
00014  **********************************************************************
00015  *
00016  * Last port: operation/polygonize/PolygonizeEdge.java rev. 1.3 (JTS-1.10)
00017  *
00018  **********************************************************************/
00019 
00020 
00021 #ifndef GEOS_OP_POLYGONIZE_POLYGONIZEEDGE_H
00022 #define GEOS_OP_POLYGONIZE_POLYGONIZEEDGE_H
00023 
00024 #include <geos/export.h>
00025 
00026 #include <geos/planargraph/Edge.h> // for inheritance
00027 
00028 // Forward declarations
00029 namespace geos {
00030         namespace geom { 
00031                 class LineString;
00032         }
00033 }
00034 
00035 namespace geos {
00036 namespace operation { // geos::operation
00037 namespace polygonize { // geos::operation::polygonize
00038 
00039 /* \brief
00040  * An edge of a polygonization graph.
00041  *
00042  * @version 1.4
00043  */
00044 class GEOS_DLL PolygonizeEdge: public planargraph::Edge {
00045 private:
00046         // Externally owned
00047         const geom::LineString *line;
00048 public:
00049 
00050         // Keep the given pointer (won't do anything to it)
00051         PolygonizeEdge(const geom::LineString *newLine);
00052 
00053         // Just return what it was given initially
00054         const geom::LineString* getLine();
00055 };
00056 
00057 } // namespace geos::operation::polygonize
00058 } // namespace geos::operation
00059 } // namespace geos
00060 
00061 #endif // GEOS_OP_POLYGONIZE_POLYGONIZEEDGE_H

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