# RelateNode.h

    00001 /**********************************************************************
    00002  * $Id: RelateNode.h 1820 2006-09-06 16:54:23Z 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 #ifndef GEOS_OP_RELATE_RELATENODE_H
    00017 #define GEOS_OP_RELATE_RELATENODE_H
    00018
    00019 #include <geos/geomgraph/Node.h> // for inheritance
    00020
    00021 // Forward declarations
    00022 namespace geos {
    00023         namespace geom {
    00024                 class IntersectionMatrix;
    00025                 class Coordinate;
    00026         }
    00027         namespace geomgraph {
    00028                 class EdgeEndStar;
    00029         }
    00030 }
    00031
    00032
    00033 namespace geos {
    00034 namespace operation { // geos::operation
    00035 namespace relate { // geos::operation::relate
    00036
    00041 class RelateNode: public geomgraph::Node {
    00042
    00043 public:
    00044
    00045         RelateNode(const geom::Coordinate& coord, geomgraph::EdgeEndStar *edges);
    00046
    00047         virtual ~RelateNode();
    00048
    00049         void updateIMFromEdges(geom::IntersectionMatrix *im);
    00050
    00051 protected:
    00052
    00053         void computeIM(geom::IntersectionMatrix *im);
    00054 };
    00055
    00056
    00057 } // namespace geos:operation:relate
    00058 } // namespace geos:operation
    00059 } // namespace geos
    00060
    00061 #endif // GEOS_OP_RELATE_RELATENODE_H
    00062
    00063 /**********************************************************************
    00064  * $Log$
    00065  * Revision 1.1  2006/03/21 13:11:29  strk
    00066  * opRelate.h header split
    00067  *
    00068  **********************************************************************/
    00069