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# RelateNode.h

    00001 /**********************************************************************
    00002  * $Id: RelateNode.h 2557 2009-06-08 09:30:55Z strk $
    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: operation/relate/RelateNode.java rev. 1.11 (JTS-1.10)
    00017  *
    00018  **********************************************************************/
    00019
    00020 #ifndef GEOS_OP_RELATE_RELATENODE_H
    00021 #define GEOS_OP_RELATE_RELATENODE_H
    00022
    00023 #include <geos/export.h>
    00024
    00025 #include <geos/geomgraph/Node.h> // for inheritance
    00026
    00027 // Forward declarations
    00028 namespace geos {
    00029         namespace geom {
    00030                 class IntersectionMatrix;
    00031                 class Coordinate;
    00032         }
    00033         namespace geomgraph {
    00034                 class EdgeEndStar;
    00035         }
    00036 }
    00037
    00038
    00039 namespace geos {
    00040 namespace operation { // geos::operation
    00041 namespace relate { // geos::operation::relate
    00042
    00047 class GEOS_DLL RelateNode: public geomgraph::Node {
    00048
    00049 public:
    00050
    00051         RelateNode(const geom::Coordinate& coord, geomgraph::EdgeEndStar *edges);
    00052
    00053         virtual ~RelateNode();
    00054
    00055         void updateIMFromEdges(geom::IntersectionMatrix *im);
    00056
    00057 protected:
    00058
    00059         void computeIM(geom::IntersectionMatrix *im);
    00060 };
    00061
    00062
    00063 } // namespace geos:operation:relate
    00064 } // namespace geos:operation
    00065 } // namespace geos
    00066
    00067 #endif // GEOS_OP_RELATE_RELATENODE_H
    00068
    00069 /**********************************************************************
    00070  * $Log$
    00071  * Revision 1.1  2006/03/21 13:11:29  strk
    00072  * opRelate.h header split
    00073  *
    00074  **********************************************************************/
    00075