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141 lines
3.1 KiB
C++
141 lines
3.1 KiB
C++
/**********************************************************************
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*
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* GEOS - Geometry Engine Open Source
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* http://geos.osgeo.org
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*
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* Copyright (C) 2005-2006 Refractions Research Inc.
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* Copyright (C) 2001-2002 Vivid Solutions Inc.
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*
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* This is free software; you can redistribute and/or modify it under
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* the terms of the GNU Lesser General Public Licence as published
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* by the Free Software Foundation.
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* See the COPYING file for more information.
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*
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**********************************************************************
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*
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* Last port: geomgraph/NodeMap.java rev. 1.3 (JTS-1.10)
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*
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**********************************************************************/
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#ifndef GEOS_GEOMGRAPH_NODEMAP_H
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#define GEOS_GEOMGRAPH_NODEMAP_H
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#include <geos/export.h>
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#include <map>
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#include <vector>
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#include <string>
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#include <geos/geom/Coordinate.h> // for CoordinateLessThen
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#include <geos/geomgraph/Node.h> // for testInvariant
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#include <geos/inline.h>
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#ifdef _MSC_VER
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#pragma warning(push)
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#pragma warning(disable: 4251) // warning C4251: needs to have dll-interface to be used by clients of class
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#endif
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// Forward declarations
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namespace geos {
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namespace geomgraph {
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class Node;
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class EdgeEnd;
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class NodeFactory;
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}
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}
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namespace geos {
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namespace geomgraph { // geos.geomgraph
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class GEOS_DLL NodeMap {
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public:
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typedef std::map<geom::Coordinate*, Node*, geom::CoordinateLessThen> container;
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typedef container::iterator iterator;
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typedef container::const_iterator const_iterator;
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typedef std::pair<geom::Coordinate*, Node*> pair;
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container nodeMap;
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const NodeFactory& nodeFact;
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/// \brief
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/// NodeMap will keep a reference to the NodeFactory,
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/// keep it alive for the whole NodeMap lifetime
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NodeMap(const NodeFactory& newNodeFact);
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virtual ~NodeMap();
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Node* addNode(const geom::Coordinate& coord);
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Node* addNode(Node* n);
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void add(EdgeEnd* e);
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Node* find(const geom::Coordinate& coord) const;
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const_iterator
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begin() const
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{
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return nodeMap.begin();
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}
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const_iterator
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end() const
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{
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return nodeMap.end();
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}
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iterator
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begin()
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{
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return nodeMap.begin();
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}
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iterator
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end()
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{
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return nodeMap.end();
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}
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void getBoundaryNodes(int geomIndex,
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std::vector<Node*>& bdyNodes) const;
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std::string print() const;
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void
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testInvariant()
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{
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#ifndef NDEBUG
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// Each Coordinate key is a pointer inside the Node value
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for(iterator it = begin(), itEnd = end(); it != itEnd; ++it) {
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pair p = *it;
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geomgraph::Node* n = p.second;
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geom::Coordinate* c = const_cast<geom::Coordinate*>(
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&(n->getCoordinate())
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);
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assert(p.first == c);
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}
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#endif
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}
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private:
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// Declare type as noncopyable
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NodeMap(const NodeMap& other) = delete;
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NodeMap& operator=(const NodeMap& rhs) = delete;
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};
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} // namespace geos.geomgraph
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} // namespace geos
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#ifdef _MSC_VER
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#pragma warning(pop)
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#endif
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#endif // ifndef GEOS_GEOMGRAPH_NODEMAP_H
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