GEOS  3.13.0dev
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.
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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
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14  **********************************************************************
15  *
16  * Last port: linearref/ExtractLineByLocation.java rev. 1.10
17  *
18  **********************************************************************/
19 
20 #pragma once
21 
22 #include <geos/geom/Coordinate.h>
23 #include <geos/geom/Geometry.h>
24 #include <geos/linearref/LinearLocation.h>
25 
26 namespace geos {
27 namespace linearref { // geos::linearref
28 
34 
35 private:
36  const geom::Geometry* line;
37  std::unique_ptr<geom::Geometry> reverse(const geom::Geometry* linear);
38 
46  std::unique_ptr<geom::LineString> computeLine(const LinearLocation& start, const LinearLocation& end);
47 
55  std::unique_ptr<geom::Geometry> computeLinear(const LinearLocation& start, const LinearLocation& end);
56 
57 public:
70  static std::unique_ptr<geom::Geometry> extract(const geom::Geometry* line, const LinearLocation& start, const LinearLocation& end);
71 
73 
83  std::unique_ptr<geom::Geometry> extract(const LinearLocation& start, const LinearLocation& end);
84 
85 };
86 
87 }
88 }
Basic implementation of Geometry, constructed and destructed by GeometryFactory.
Definition: Geometry.h:186
Extracts the subline of a linear Geometry between two LinearLocations on the line.
Definition: ExtractLineByLocation.h:33
static std::unique_ptr< geom::Geometry > extract(const geom::Geometry *line, const LinearLocation &start, const LinearLocation &end)
Computes the subline of a LineString between two LinearLocations on the line.
std::unique_ptr< geom::Geometry > extract(const LinearLocation &start, const LinearLocation &end)
Extracts a subline of the input.
Represents a location along a LineString or MultiLineString.
Definition: LinearLocation.h:43
Basic namespace for all GEOS functionalities.
Definition: Angle.h:25