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# SegmentNode.h

    00001 /**********************************************************************
    00002  * $Id: SegmentNode.h 2778 2009-12-03 19:44:00Z mloskot $
    00003  *
    00004  * GEOS - Geometry Engine Open Source
    00005  * http://geos.refractions.net
    00006  *
    00007  * Copyright (C) 2006      Refractions Research 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: noding/SegmentNode.java rev. 1.6 (JTS-1.9)
    00017  *
    00018  **********************************************************************/
    00019
    00020 #ifndef GEOS_NODING_SEGMENTNODE_H
    00021 #define GEOS_NODING_SEGMENTNODE_H
    00022
    00023 #include <geos/export.h>
    00024
    00025 #include <vector>
    00026 #include <iostream>
    00027
    00028 #include <geos/inline.h>
    00029
    00030 #include <geos/geom/Coordinate.h>
    00031
    00032 // Forward declarations
    00033 namespace geos {
    00034         namespace noding {
    00035                 class NodedSegmentString;
    00036         }
    00037 }
    00038
    00039 namespace geos {
    00040 namespace noding { // geos.noding
    00041
    00043 //
    00046 class GEOS_DLL SegmentNode {
    00047 private:
    00048         const NodedSegmentString& segString;
    00049
    00050         int segmentOctant;
    00051
    00052         bool isInteriorVar;
    00053
    00054     // Declare type as noncopyable
    00055     SegmentNode(const SegmentNode& other);
    00056     SegmentNode& operator=(const SegmentNode& rhs);
    00057
    00058 public:
    00059         friend std::ostream& operator<< (std::ostream& os, const SegmentNode& n);
    00060
    00062         geom::Coordinate coord;
    00063
    00065         unsigned int segmentIndex;
    00066
    00068         //
    00079         SegmentNode(const NodedSegmentString& ss,
    00080                     const geom::Coordinate& nCoord,
    00081                         unsigned int nSegmentIndex, int nSegmentOctant);
    00082
    00083         ~SegmentNode() {}
    00084
    00090         bool isInterior() const { return isInteriorVar; }
    00091
    00092         bool isEndPoint(unsigned int maxSegmentIndex) const;
    00093
    00101         int compareTo(const SegmentNode& other);
    00102
    00103         //string print() const;
    00104 };
    00105
    00106 std::ostream& operator<< (std::ostream& os, const SegmentNode& n);
    00107
    00108 struct GEOS_DLL  SegmentNodeLT {
    00109         bool operator()(SegmentNode *s1, SegmentNode *s2) const {
    00110                 return s1->compareTo(*s2)<0;
    00111         }
    00112 };
    00113
    00114
    00115 } // namespace geos.noding
    00116 } // namespace geos
    00117
    00118 //#ifdef GEOS_INLINE
    00119 //# include "geos/noding/SegmentNode.inl"
    00120 //#endif
    00121
    00122 #endif // GEOS_NODING_SEGMENTNODE_H
    00123
    00124 /**********************************************************************
    00125  * $Log$
    00126  * Revision 1.2  2006/03/24 09:52:41  strk
    00127  * USE_INLINE => GEOS_INLINE
    00128  *
    00129  * Revision 1.1  2006/03/09 16:46:49  strk
    00130  * geos::geom namespace definition, first pass at headers split
    00131  *
    00132  **********************************************************************/
    00133