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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 

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