RelateNodeGraph.h

/**********************************************************************
 *
 * GEOS - Geometry Engine Open Source
 * http://geos.osgeo.org
 *
 * Copyright (C) 2006 Refractions Research Inc.
 *
 * This is free software; you can redistribute and/or modify it under
 * the terms of the GNU Lesser General Public Licence as published
 * by the Free Software Foundation. 
 * See the COPYING file for more information.
 *
 **********************************************************************
 *
 * Last port: operation/relate/RelateNodeGraph.java rev. 1.11 (JTS-1.10)
 *
 **********************************************************************/
 
#ifndef GEOS_OP_RELATE_RELATENODEGRAPH_H
#define GEOS_OP_RELATE_RELATENODEGRAPH_H
 
#include <geos/export.h>
 
#include <map>
#include <vector>
 
// Forward declarations
namespace geos {
        namespace geom {
                class Coordinate;
                struct CoordinateLessThen;
        }
        namespace geomgraph {
                //class EdgeEndStar;
                class Node;
                class GeometryGraph;
                class EdgeEnd;
                class NodeMap;
        }
}
 
 
namespace geos {
namespace operation { // geos::operation
namespace relate { // geos::operation::relate

class GEOS_DLL RelateNodeGraph {
 
public:
 
        RelateNodeGraph();
 
        virtual ~RelateNodeGraph();
 
        std::map<geom::Coordinate*, geomgraph::Node*,
                        geom::CoordinateLessThen> &getNodeMap();
 
        void build(geomgraph::GeometryGraph *geomGraph);
 
        void computeIntersectionNodes(geomgraph::GeometryGraph *geomGraph,
                        int argIndex);
 
        void copyNodesAndLabels(geomgraph::GeometryGraph *geomGraph,int argIndex);
 
        void insertEdgeEnds(std::vector<geomgraph::EdgeEnd*> *ee);
 
private:
 
        geomgraph::NodeMap *nodes;
};
 
 
} // namespace geos:operation:relate
} // namespace geos:operation
} // namespace geos
 
#endif // GEOS_OP_RELATE_RELATENODEGRAPH_H