ConsistentAreaTester.h

00001 /**********************************************************************
00002  * $Id: ConsistentAreaTester.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) 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 #ifndef GEOS_OP_CONSISTENTAREATESTER_H
00018 #define GEOS_OP_CONSISTENTAREATESTER_H
00019 
00020 #include <geos/geom/Coordinate.h> // for composition
00021 #include <geos/algorithm/LineIntersector.h> // for composition
00022 #include <geos/operation/relate/RelateNodeGraph.h> // for composition
00023 
00024 // Forward declarations
00025 namespace geos {
00026         namespace algorithm {
00027                 class LineIntersector;
00028         }
00029         namespace geomgraph {
00030                 class GeometryGraph;
00031         }
00032         namespace operation {
00033                 namespace relate {
00034                         class RelateNodeGraph;
00035                 }
00036         }
00037 }
00038 
00039 namespace geos {
00040 namespace operation { // geos::operation
00041 namespace valid { // geos::operation::valid
00042 
00057 class ConsistentAreaTester {
00058 private:
00059 
00060         algorithm::LineIntersector li;
00061 
00063         geomgraph::GeometryGraph *geomGraph;
00064 
00065         relate::RelateNodeGraph nodeGraph;
00066 
00068         geom::Coordinate invalidPoint;
00069 
00074         bool isNodeEdgeAreaLabelsConsistent();
00075 
00076 public:
00077 
00079         ConsistentAreaTester(geomgraph::GeometryGraph *newGeomGraph);
00080 
00081         ~ConsistentAreaTester();
00082 
00086         geom::Coordinate& getInvalidPoint();
00087 
00088         bool isNodeConsistentArea();
00089 
00105         bool hasDuplicateRings();
00106 };
00107 
00108 
00109 
00110 } // namespace geos::operation::valid
00111 } // namespace geos::operation
00112 } // namespace geos
00113 
00114 #endif // GEOS_OP_CONSISTENTAREATESTER_H
00115 
00116 /**********************************************************************
00117  * $Log$
00118  * Revision 1.2  2006/03/27 10:37:58  strk
00119  * Reduced heap allocations and probability of error by making LineIntersector
00120  * and RelateNodeGraph part of ConsistentAreaTester class .
00121  *
00122  * Revision 1.1  2006/03/20 16:57:44  strk
00123  * spatialindex.h and opValid.h headers split
00124  *
00125  **********************************************************************/
00126 

Generated on Fri Mar 27 04:52:36 2009 for GEOS by  doxygen 1.5.4