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EdgeString.h
1 /**********************************************************************
2 *
3 * GEOS - Geometry Engine Open Source
4 * http://geos.osgeo.org
5 *
6 * Copyright (C) 2011 Sandro Santilli <strk@keybit.net>
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 {
41 class LineMergeDirectedEdge;
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