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# ConsistentAreaTester.h

    00001 /**********************************************************************
    00002  * $Id: ConsistentAreaTester.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) 2005-2006 Refractions Research Inc.
    00008  * Copyright (C) 2001-2002 Vivid Solutions Inc.
    00009  *
    00010  * This is free software; you can redistribute and/or modify it under
    00011  * the terms of the GNU Lesser General Public Licence as published
    00012  * by the Free Software Foundation.
    00013  * See the COPYING file for more information.
    00014  *
    00015  **********************************************************************
    00016  *
    00017  * Last port: operation/valid/ConsistentAreaTester.java rev. 1.14 (JTS-1.10)
    00018  *
    00019  **********************************************************************/
    00020
    00021 #ifndef GEOS_OP_CONSISTENTAREATESTER_H
    00022 #define GEOS_OP_CONSISTENTAREATESTER_H
    00023
    00024 #include <geos/export.h>
    00025
    00026 #include <geos/geom/Coordinate.h> // for composition
    00027 #include <geos/algorithm/LineIntersector.h> // for composition
    00028 #include <geos/operation/relate/RelateNodeGraph.h> // for composition
    00029
    00030 // Forward declarations
    00031 namespace geos {
    00032         namespace algorithm {
    00033                 class LineIntersector;
    00034         }
    00035         namespace geomgraph {
    00036                 class GeometryGraph;
    00037         }
    00038         namespace operation {
    00039                 namespace relate {
    00040                         class RelateNodeGraph;
    00041                 }
    00042         }
    00043 }
    00044
    00045 namespace geos {
    00046 namespace operation { // geos::operation
    00047 namespace valid { // geos::operation::valid
    00048
    00084 class GEOS_DLL ConsistentAreaTester {
    00085 private:
    00086
    00087         algorithm::LineIntersector li;
    00088
    00090         geomgraph::GeometryGraph *geomGraph;
    00091
    00092         relate::RelateNodeGraph nodeGraph;
    00093
    00095         geom::Coordinate invalidPoint;
    00096
    00101         bool isNodeEdgeAreaLabelsConsistent();
    00102
    00103 public:
    00104
    00111         ConsistentAreaTester(geomgraph::GeometryGraph *newGeomGraph);
    00112
    00113         ~ConsistentAreaTester();
    00114
    00119         geom::Coordinate& getInvalidPoint();
    00120
    00128         bool isNodeConsistentArea();
    00129
    00145         bool hasDuplicateRings();
    00146 };
    00147
    00148
    00149
    00150 } // namespace geos::operation::valid
    00151 } // namespace geos::operation
    00152 } // namespace geos
    00153
    00154 #endif // GEOS_OP_CONSISTENTAREATESTER_H
    00155
    00156 /**********************************************************************
    00157  * $Log$
    00158  * Revision 1.2  2006/03/27 10:37:58  strk
    00159  * Reduced heap allocations and probability of error by making LineIntersector
    00160  * and RelateNodeGraph part of ConsistentAreaTester class .
    00161  *
    00162  * Revision 1.1  2006/03/20 16:57:44  strk
    00163  * spatialindex.h and opValid.h headers split
    00164  *
    00165  **********************************************************************/
    00166