GEOS  3.3.3
ConsistentAreaTester.h
1 /**********************************************************************
2  * $Id: ConsistentAreaTester.h 2557 2009-06-08 09:30:55Z strk $
3  *
4  * GEOS - Geometry Engine Open Source
5  * http://geos.refractions.net
6  *
7  * Copyright (C) 2005-2006 Refractions Research Inc.
8  * Copyright (C) 2001-2002 Vivid Solutions Inc.
9  *
10  * This is free software; you can redistribute and/or modify it under
11  * the terms of the GNU Lesser General Public Licence as published
12  * by the Free Software Foundation.
13  * See the COPYING file for more information.
14  *
15  **********************************************************************
16  *
17  * Last port: operation/valid/ConsistentAreaTester.java rev. 1.14 (JTS-1.10)
18  *
19  **********************************************************************/
20 
21 #ifndef GEOS_OP_CONSISTENTAREATESTER_H
22 #define GEOS_OP_CONSISTENTAREATESTER_H
23 
24 #include <geos/export.h>
25 
26 #include <geos/geom/Coordinate.h> // for composition
27 #include <geos/algorithm/LineIntersector.h> // for composition
28 #include <geos/operation/relate/RelateNodeGraph.h> // for composition
29 
30 // Forward declarations
31 namespace geos {
32  namespace algorithm {
33  class LineIntersector;
34  }
35  namespace geomgraph {
36  class GeometryGraph;
37  }
38  namespace operation {
39  namespace relate {
40  class RelateNodeGraph;
41  }
42  }
43 }
44 
45 namespace geos {
46 namespace operation { // geos::operation
47 namespace valid { // geos::operation::valid
48 
84 class GEOS_DLL ConsistentAreaTester {
85 private:
86 
88 
90  geomgraph::GeometryGraph *geomGraph;
91 
92  relate::RelateNodeGraph nodeGraph;
93 
95  geom::Coordinate invalidPoint;
96 
101  bool isNodeEdgeAreaLabelsConsistent();
102 
103 public:
104 
111  ConsistentAreaTester(geomgraph::GeometryGraph *newGeomGraph);
112 
114 
119  geom::Coordinate& getInvalidPoint();
120 
128  bool isNodeConsistentArea();
129 
145  bool hasDuplicateRings();
146 };
147 
148 
149 
150 } // namespace geos::operation::valid
151 } // namespace geos::operation
152 } // namespace geos
153 
154 #endif // GEOS_OP_CONSISTENTAREATESTER_H
155 
156 /**********************************************************************
157  * $Log$
158  * Revision 1.2 2006/03/27 10:37:58 strk
159  * Reduced heap allocations and probability of error by making LineIntersector
160  * and RelateNodeGraph part of ConsistentAreaTester class .
161  *
162  * Revision 1.1 2006/03/20 16:57:44 strk
163  * spatialindex.h and opValid.h headers split
164  *
165  **********************************************************************/
166