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# NodeMap.h

    00001 /**********************************************************************
    00002  * $Id: NodeMap.h 2773 2009-12-03 19:36:17Z mloskot $
    00003  *
    00004  * GEOS - Geometry Engine Open Source
    00005  * http://geos.refractions.net
    00006  *
    00007  * Copyright (C) 2005-2006 Refractions Research Inc.
    00008  * Copyright (C) 2001-2002 Vivid Solutions Inc.
    00009  *
    00010  * This is free software; you can redistribute and/or modify it under
    00011  * the terms of the GNU Lesser General Public Licence as published
    00012  * by the Free Software Foundation.
    00013  * See the COPYING file for more information.
    00014  *
    00015  **********************************************************************
    00016  *
    00017  * Last port: geomgraph/NodeMap.java rev. 1.3 (JTS-1.10)
    00018  *
    00019  **********************************************************************/
    00020
    00021
    00022 #ifndef GEOS_GEOMGRAPH_NODEMAP_H
    00023 #define GEOS_GEOMGRAPH_NODEMAP_H
    00024
    00025 #include <geos/export.h>
    00026 #include <map>
    00027 #include <vector>
    00028 #include <string>
    00029
    00030 #include <geos/geom/Coordinate.h> // for CoordinateLessThen
    00031 #include <geos/geomgraph/Node.h> // for testInvariant
    00032
    00033 #include <geos/inline.h>
    00034
    00035 // Forward declarations
    00036 namespace geos {
    00037         namespace geomgraph {
    00038                 class Node;
    00039                 class EdgeEnd;
    00040                 class NodeFactory;
    00041         }
    00042 }
    00043
    00044 namespace geos {
    00045 namespace geomgraph { // geos.geomgraph
    00046
    00047 class GEOS_DLL NodeMap{
    00048 public:
    00049
    00050         typedef std::map<geom::Coordinate*,Node*,geom::CoordinateLessThen> container;
    00051
    00052         typedef container::iterator iterator;
    00053
    00054         typedef container::const_iterator const_iterator;
    00055
    00056         typedef std::pair<geom::Coordinate*,Node*> pair;
    00057
    00058         container nodeMap;
    00059
    00060         const NodeFactory &nodeFact;
    00061
    00065         NodeMap(const NodeFactory &newNodeFact);
    00066
    00067         virtual ~NodeMap();
    00068
    00069         Node* addNode(const geom::Coordinate& coord);
    00070
    00071         Node* addNode(Node *n);
    00072
    00073         void add(EdgeEnd *e);
    00074
    00075         Node *find(const geom::Coordinate& coord) const;
    00076
    00077         const_iterator begin() const { return nodeMap.begin(); }
    00078
    00079         const_iterator end() const { return nodeMap.end(); }
    00080
    00081         iterator begin() { return nodeMap.begin(); }
    00082
    00083         iterator end() { return nodeMap.end(); }
    00084
    00085         void getBoundaryNodes(int geomIndex,
    00086                 std::vector<Node*>&bdyNodes) const;
    00087
    00088         std::string print() const;
    00089
    00090         void testInvariant()
    00091         {
    00092 #ifndef NDEBUG
    00093                 // Each Coordinate key is a pointer inside the Node value
    00094                 for (iterator it=begin(), itEnd=end(); it != itEnd; ++it)
    00095                 {
    00096                         pair p = *it;
    00097                         geomgraph::Node* n = p.second;
    00098                         geom::Coordinate* c = const_cast<geom::Coordinate*>(
    00099                                 &(n->getCoordinate())
    00100                         );
    00101                         assert(p.first == c);
    00102                 }
    00103 #endif
    00104         }
    00105
    00106 private:
    00107
    00108     // Declare type as noncopyable
    00109     NodeMap(const NodeMap& other);
    00110     NodeMap& operator=(const NodeMap& rhs);
    00111 };
    00112
    00113 } // namespace geos.geomgraph
    00114 } // namespace geos
    00115
    00116 //#ifdef GEOS_INLINE
    00117 //# include "geos/geomgraph/NodeMap.inl"
    00118 //#endif
    00119
    00120 #endif // ifndef GEOS_GEOMGRAPH_NODEMAP_H
    00121
    00122 /**********************************************************************
    00123  * $Log$
    00124  * Revision 1.3  2006/05/04 12:54:26  strk
    00125  * Added invariant tester for NodeMap class, fixed comment about ownership of NodeFactory
    00126  *
    00127  * Revision 1.2  2006/03/24 09:52:41  strk
    00128  * USE_INLINE => GEOS_INLINE
    00129  *
    00130  * Revision 1.1  2006/03/09 16:46:49  strk
    00131  * geos::geom namespace definition, first pass at headers split
    00132  *
    00133  **********************************************************************/
    00134