GEOS  3.4.2
RelateNodeGraph.h
00001 /**********************************************************************
00002  *
00003  * GEOS - Geometry Engine Open Source
00004  * http://geos.osgeo.org
00005  *
00006  * Copyright (C) 2006 Refractions Research Inc.
00007  *
00008  * This is free software; you can redistribute and/or modify it under
00009  * the terms of the GNU Lesser General Public Licence as published
00010  * by the Free Software Foundation. 
00011  * See the COPYING file for more information.
00012  *
00013  **********************************************************************
00014  *
00015  * Last port: operation/relate/RelateNodeGraph.java rev. 1.11 (JTS-1.10)
00016  *
00017  **********************************************************************/
00018 
00019 #ifndef GEOS_OP_RELATE_RELATENODEGRAPH_H
00020 #define GEOS_OP_RELATE_RELATENODEGRAPH_H
00021 
00022 #include <geos/export.h>
00023 
00024 #include <map>
00025 #include <vector>
00026 
00027 // Forward declarations
00028 namespace geos {
00029         namespace geom {
00030                 class Coordinate;
00031                 struct CoordinateLessThen;
00032         }
00033         namespace geomgraph {
00034                 //class EdgeEndStar;
00035                 class Node;
00036                 class GeometryGraph;
00037                 class EdgeEnd;
00038                 class NodeMap;
00039         }
00040 }
00041 
00042 
00043 namespace geos {
00044 namespace operation { // geos::operation
00045 namespace relate { // geos::operation::relate
00046 
00068 class GEOS_DLL RelateNodeGraph {
00069 
00070 public:
00071 
00072         RelateNodeGraph();
00073 
00074         virtual ~RelateNodeGraph();
00075 
00076         std::map<geom::Coordinate*, geomgraph::Node*,
00077                         geom::CoordinateLessThen> &getNodeMap();
00078 
00079         void build(geomgraph::GeometryGraph *geomGraph);
00080 
00081         void computeIntersectionNodes(geomgraph::GeometryGraph *geomGraph,
00082                         int argIndex);
00083 
00084         void copyNodesAndLabels(geomgraph::GeometryGraph *geomGraph,int argIndex);
00085 
00086         void insertEdgeEnds(std::vector<geomgraph::EdgeEnd*> *ee);
00087 
00088 private:
00089 
00090         geomgraph::NodeMap *nodes;
00091 };
00092 
00093 
00094 } // namespace geos:operation:relate
00095 } // namespace geos:operation
00096 } // namespace geos
00097 
00098 #endif // GEOS_OP_RELATE_RELATENODEGRAPH_H