GEOS  3.8.0dev
LocationIndexOfPoint.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) 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: linearref/LinearGeometryBuilder.java r466
18  *
19  **********************************************************************/
20 
21 #ifndef GEOS_LINEARREF_LOCATIONINDEXOFPOINT_H
22 #define GEOS_LINEARREF_LOCATIONINDEXOFPOINT_H
23 
24 #include <geos/geom/Coordinate.h>
25 #include <geos/geom/Geometry.h>
26 #include <geos/linearref/LinearLocation.h>
27 
28 namespace geos {
29 namespace linearref { // geos::linearref
30 
39 
40 private:
41  const geom::Geometry* linearGeom;
42 
43  LinearLocation indexOfFromStart(const geom::Coordinate& inputPt, const LinearLocation* minIndex) const;
44 
45 public:
46  static LinearLocation indexOf(const geom::Geometry* linearGeom, const geom::Coordinate& inputPt);
47 
48  static LinearLocation indexOfAfter(const geom::Geometry* linearGeom, const geom::Coordinate& inputPt,
49  const LinearLocation* minIndex);
50 
51  LocationIndexOfPoint(const geom::Geometry* linearGeom);
52 
59  LinearLocation indexOf(const geom::Coordinate& inputPt) const;
75  LinearLocation indexOfAfter(const geom::Coordinate& inputPt, const LinearLocation* minIndex) const;
76 };
77 }
78 }
79 #endif
Coordinate is the lightweight class used to store coordinates.
Definition: Coordinate.h:60
Basic implementation of Geometry, constructed and destructed by GeometryFactory.
Definition: Geometry.h:187
Definition: LocationIndexOfPoint.h:38
Represents a location along a LineString or MultiLineString.
Definition: LinearLocation.h:43
Basic namespace for all GEOS functionalities.
Definition: IndexedNestedRingTester.h:25