GEOS: ConnectedInteriorTester.h Source File

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ConnectedInteriorTester.h
1 /**********************************************************************
2 * $Id: ConnectedInteriorTester.h 3255 2011-03-01 17:56:10Z mloskot $
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/ConnectedInteriorTester.java rev. 1.15 (JTS-1.10)
18 *
19 **********************************************************************/
20
21 #ifndef GEOS_OP_CONNECTEDINTERIORTESTER_H
22 #define GEOS_OP_CONNECTEDINTERIORTESTER_H
23
24 #include <geos/export.h>
25
26 #include <geos/geom/Coordinate.h> // for composition
27
28 #include <vector>
29
30 #ifdef _MSC_VER
31 #pragma warning(push)
32 #pragma warning(disable: 4251) // warning C4251: needs to have dll-interface to be used by clients of class
33 #endif
34
35 // Forward declarations
36 namespace geos {
37 namespace geom {
38 //class Coordinate;
39 class Geometry;
40 class CoordinateSequence;
41 class GeometryFactory;
42 class LineString;
43 }
44 namespace geomgraph {
45 class GeometryGraph;
46 class PlanarGraph;
47 class EdgeRing;
48 class DirectedEdge;
49 class EdgeEnd;
50 }
51 }
52
53 namespace geos {
54 namespace operation { // geos::operation
55 namespace valid { // geos::operation::valid
56
71 class GEOS_DLL ConnectedInteriorTester {
72 public:
73 ConnectedInteriorTester(geomgraph::GeometryGraph &newGeomGraph);
74 ~ConnectedInteriorTester();
75 geom::Coordinate& getCoordinate();
76 bool isInteriorsConnected();
77 static const geom::Coordinate& findDifferentPoint(
78 const geom::CoordinateSequence *coord,
79 const geom::Coordinate& pt);
80
81 protected:
82
83 void visitLinkedDirectedEdges(geomgraph::DirectedEdge *start);
84
85 private:
86
87 geom::GeometryFactory *geometryFactory;
88
89 geomgraph::GeometryGraph &geomGraph;
90
94 geom::Coordinate disconnectedRingcoord;
95
97 std::vector<geomgraph::EdgeRing*> maximalEdgeRings;
98
99 void setInteriorEdgesInResult(geomgraph::PlanarGraph &graph);
100
101
113 void buildEdgeRings(std::vector<geomgraph::EdgeEnd*> *dirEdges,
114 std::vector<geomgraph::EdgeRing*>& minEdgeRings);
115
120 void visitShellInteriors(const geom::Geometry *g, geomgraph::PlanarGraph &graph);
121
122 void visitInteriorRing(const geom::LineString *ring, geomgraph::PlanarGraph &graph);
123
134 bool hasUnvisitedShellEdge(std::vector<geomgraph::EdgeRing*> *edgeRings);
135
136 // Declare type as noncopyable
137 ConnectedInteriorTester(const ConnectedInteriorTester& other);
138 ConnectedInteriorTester& operator=(const ConnectedInteriorTester& rhs);
139 };
140
141 } // namespace geos::operation::valid
142 } // namespace geos::operation
143 } // namespace geos
144
145 #ifdef _MSC_VER
146 #pragma warning(pop)
147 #endif
148
149 #endif // GEOS_OP_CONNECTEDINTERIORTESTER_H
150
151 /**********************************************************************
152 * $Log$
153 * Revision 1.3 2006/04/06 12:48:36 strk
154 * Added private vector to keep track of allocated MaximalEdgeRings objects
155 *
156 * Revision 1.2 2006/03/27 14:20:46 strk
157 * Added paranoid assertion checking and a note in header about responsibility of return from buildMaximalEdgeRings()
158 *
159 * Revision 1.1 2006/03/20 16:57:44 strk
160 * spatialindex.h and opValid.h headers split
161 *
162 **********************************************************************/
163