GEOS  3.8.0dev
EdgeString.h
1 /**********************************************************************
2  *
3  * GEOS - Geometry Engine Open Source
4  * http://geos.osgeo.org
5  *
6  * Copyright (C) 2011 Sandro Santilli <strk@kbt.io>
7  * Copyright (C) 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/linemerge/EdgeString.java r378 (JTS-1.12)
18  *
19  **********************************************************************/
20 
21 #ifndef GEOS_OP_LINEMERGE_EDGESTRING_H
22 #define GEOS_OP_LINEMERGE_EDGESTRING_H
23 
24 #include <geos/export.h>
25 #include <vector>
26 
27 #ifdef _MSC_VER
28 #pragma warning(push)
29 #pragma warning(disable: 4251) // warning C4251: needs to have dll-interface to be used by clients of class
30 #endif
31 
32 // Forward declarations
33 namespace geos {
34 namespace geom {
35 class GeometryFactory;
36 class CoordinateSequence;
37 class LineString;
38 }
39 namespace operation {
40 namespace linemerge {
42 }
43 }
44 }
45 
46 namespace geos {
47 namespace operation { // geos::operation
48 namespace linemerge { // geos::operation::linemerge
49 
55 class GEOS_DLL EdgeString {
56 private:
57  const geom::GeometryFactory* factory;
58  std::vector<LineMergeDirectedEdge*> directedEdges;
59  geom::CoordinateSequence* coordinates;
60  geom::CoordinateSequence* getCoordinates();
61 public:
62  /*
63  * \brief
64  * Constructs an EdgeString with the given factory used to
65  * convert this EdgeString to a LineString
66  */
67  EdgeString(const geom::GeometryFactory* newFactory);
68 
69  ~EdgeString();
70 
74  void add(LineMergeDirectedEdge* directedEdge);
75 
76  /*
77  * Converts this EdgeString into a LineString.
78  */
79  geom::LineString* toLineString();
80 };
81 
82 } // namespace geos::operation::linemerge
83 } // namespace geos::operation
84 } // namespace geos
85 
86 #ifdef _MSC_VER
87 #pragma warning(pop)
88 #endif
89 
90 #endif // GEOS_OP_LINEMERGE_EDGESTRING_H
Definition: LineString.h:69
A sequence of LineMergeDirectedEdge forming one of the lines that will be output by the line-merging ...
Definition: EdgeString.h:55
Supplies a set of utility methods for building Geometry objects from CoordinateSequence or other Geom...
Definition: GeometryFactory.h:67
Basic namespace for all GEOS functionalities.
Definition: IndexedNestedRingTester.h:25
The internal representation of a list of coordinates inside a Geometry.
Definition: CoordinateSequence.h:58
A planargraph::DirectedEdge of a LineMergeGraph.
Definition: LineMergeDirectedEdge.h:47