GEOS: BasicSegmentString.h Source File

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BasicSegmentString.h
1 /**********************************************************************
2 *
3 * GEOS - Geometry Engine Open Source
4 * http://geos.osgeo.org
5 *
6 * Copyright (C) 2009 Sandro Santilli <strk@keybit.net>
7 *
8 * This is free software; you can redistribute and/or modify it under
9 * the terms of the GNU Lesser General Public Licence as published
10 * by the Free Software Foundation.
11 * See the COPYING file for more information.
12 *
13 **********************************************************************
14 *
15 * Last port: noding/BasicSegmentString.java rev. 1.1 (JTS-1.9)
16 *
17 **********************************************************************/
18
19 #ifndef GEOS_NODING_BASICSEGMENTSTRING_H
20 #define GEOS_NODING_BASICSEGMENTSTRING_H
21
22 #include <geos/export.h>
23 #include <geos/noding/SegmentString.h> // for inheritance
24 #include <geos/geom/CoordinateSequence.h> // for inlines (size())
25
26 #include <geos/inline.h>
27
28 #include <vector>
29
30 // Forward declarations
31 namespace geos {
32 namespace algorithm {
33 //class LineIntersector;
34 }
35 }
36
37 namespace geos {
38 namespace noding { // geos.noding
39
50 class GEOS_DLL BasicSegmentString : public SegmentString {
51
52 public:
53
55 //
60 BasicSegmentString(geom::CoordinateSequence *newPts,
61 const void* newContext)
62 :
63 SegmentString(newContext),
64 pts(newPts)
65 {}
66
67 virtual ~BasicSegmentString()
68 {}
69
71 virtual unsigned int size() const
72 {
73 return pts->size();
74 }
75
77 virtual const geom::Coordinate& getCoordinate(unsigned int i) const;
78
80 virtual geom::CoordinateSequence* getCoordinates() const;
81
83 virtual bool isClosed() const;
84
86 virtual std::ostream& print(std::ostream& os) const;
87
95 int getSegmentOctant(unsigned int index) const;
96
97 private:
98
99 geom::CoordinateSequence *pts;
100
101 };
102
103 } // namespace geos.noding
104 } // namespace geos
105
106 #endif // ndef GEOS_NODING_BASICSEGMENTSTRING_H
107
geos::noding::BasicSegmentString::BasicSegmentString
BasicSegmentString(geom::CoordinateSequence *newPts, const void *newContext)
Construct a BasicSegmentString.
Definition: BasicSegmentString.h:60
geos::geom::Coordinate
Coordinate is the lightweight class used to store coordinates.
Definition: Coordinate.h:60
geos::noding::SegmentString
An interface for classes which represent a sequence of contiguous line segments.
Definition: SegmentString.h:46
geos::noding::BasicSegmentString
Definition: BasicSegmentString.h:50
geos
Basic namespace for all GEOS functionalities.
Definition: IndexedNestedRingTester.h:25
geos::geom::CoordinateSequence
The internal representation of a list of coordinates inside a Geometry.
Definition: CoordinateSequence.h:59
geos::noding::BasicSegmentString::size
virtual unsigned int size() const
see dox in SegmentString.h
Definition: BasicSegmentString.h:71