GEOS  3.8.0dev
ExtractLineByLocation.h
1 /**********************************************************************
2  *
3  * GEOS - Geometry Engine Open Source
4  * http://geos.osgeo.org
5  *
6  * Copyright (C) 2005-2006 Refractions Research Inc.
7  * Copyright (C) 2001-2002 Vivid Solutions Inc.
8  *
9  * This is free software; you can redistribute and/or modify it under
10  * the terms of the GNU Lesser General Public Licence as published
11  * by the Free Software Foundation.
12  * See the COPYING file for more information.
13  *
14  **********************************************************************
15  *
16  * Last port: linearref/ExtractLineByLocation.java rev. 1.10
17  *
18  **********************************************************************/
19 
20 #ifndef GEOS_LINEARREF_EXTRACTLINEBYLOCATION_H
21 #define GEOS_LINEARREF_EXTRACTLINEBYLOCATION_H
22 
23 #include <geos/geom/Coordinate.h>
24 #include <geos/geom/Geometry.h>
25 #include <geos/linearref/LinearLocation.h>
26 
27 namespace geos {
28 namespace linearref { // geos::linearref
29 
35 
36 private:
37  const geom::Geometry* line;
38  geom::Geometry* reverse(const geom::Geometry* linear);
39 
47  geom::LineString* computeLine(const LinearLocation& start, const LinearLocation& end);
48 
56  geom::Geometry* computeLinear(const LinearLocation& start, const LinearLocation& end);
57 
58 public:
70  static geom::Geometry* extract(const geom::Geometry* line, const LinearLocation& start, const LinearLocation& end);
71 
73 
82  geom::Geometry* extract(const LinearLocation& start, const LinearLocation& end);
83 
84 };
85 }
86 }
87 #endif
static geom::Geometry * extract(const geom::Geometry *line, const LinearLocation &start, const LinearLocation &end)
Basic implementation of Geometry, constructed and destructed by GeometryFactory.
Definition: Geometry.h:187
Definition: LineString.h:69
Definition: ExtractLineByLocation.h:34
Represents a location along a LineString or MultiLineString.
Definition: LinearLocation.h:43
Basic namespace for all GEOS functionalities.
Definition: IndexedNestedRingTester.h:25