GEOS  3.4.2
PreparedLineString.h
1 /**********************************************************************
2  *
3  * GEOS - Geometry Engine Open Source
4  * http://geos.osgeo.org
5  *
6  * Copyright (C) 2006 Refractions Research Inc.
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  *
16  * Last port: geom/prep/PreparedLineString.java rev 1.3 (JTS-1.10)
17  *
18  **********************************************************************/
19 
20 #ifndef GEOS_GEOM_PREP_PREPAREDLINESTRING_H
21 #define GEOS_GEOM_PREP_PREPAREDLINESTRING_H
22 
23 #include <geos/geom/prep/BasicPreparedGeometry.h> // for inheritance
24 #include <geos/noding/SegmentString.h>
25 
26 namespace geos {
27  namespace noding {
29  }
30 }
31 
32 namespace geos {
33 namespace geom { // geos::geom
34 namespace prep { // geos::geom::prep
35 
44 {
45 private:
47  mutable noding::SegmentString::ConstVect segStrings;
48 
49 protected:
50 public:
51  PreparedLineString(const Geometry * geom)
52  :
53  BasicPreparedGeometry( geom),
54  segIntFinder( NULL)
55  { }
56 
58 
59  noding::FastSegmentSetIntersectionFinder * getIntersectionFinder();
60 
61  bool intersects(const geom::Geometry * g) const;
62 
63 };
64 
65 } // namespace geos::geom::prep
66 } // namespace geos::geom
67 } // namespace geos
68 
69 #endif // GEOS_GEOM_PREP_PREPAREDLINESTRING_H
Finds if two sets of SegmentStringss intersect.
Definition: FastSegmentSetIntersectionFinder.h:49
Basic implementation of Geometry, constructed and destructed by GeometryFactory.
Definition: Geometry.h:167
A prepared version of LinearRing, LineString or MultiLineString geometries.
Definition: PreparedLineString.h:43
bool intersects(const geom::Geometry *g) const
A base class for PreparedGeometry subclasses.
Definition: BasicPreparedGeometry.h:59