GEOS 3.11.1
SimpleNoder.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 * Last port: noding/SimpleNoder.java rev. 1.7 (JTS-1.9)
16 *
17 **********************************************************************/
18
19#pragma once
20
21#include <geos/export.h>
22
23#include <vector>
24
25#include <geos/noding/SinglePassNoder.h>
26#include <geos/noding/NodedSegmentString.h> // for inlined (FIXME)
27
28// Forward declarations
29namespace geos {
30namespace noding {
31//class SegmentString;
32}
33}
34
35namespace geos {
36namespace noding { // geos.noding
37
38
48class GEOS_DLL SimpleNoder: public SinglePassNoder {
49private:
50 std::vector<SegmentString*>* nodedSegStrings;
51 virtual void computeIntersects(SegmentString* e0, SegmentString* e1);
52
53public:
54 SimpleNoder(SegmentIntersector* nSegInt = nullptr)
55 :
56 SinglePassNoder(nSegInt)
57 {}
58
59 void computeNodes(std::vector<SegmentString*>* inputSegmentStrings) override;
60
61 std::vector<SegmentString*>*
62 getNodedSubstrings() const override
63 {
64 return NodedSegmentString::getNodedSubstrings(*nodedSegStrings);
65 }
66};
67
68} // namespace geos.noding
69} // namespace geos
70
Processes possible intersections detected by a Noder.
Definition: noding/SegmentIntersector.h:45
An interface for classes which represent a sequence of contiguous line segments.
Definition: SegmentString.h:45
Nodes a set of SegmentStrings by performing a brute-force comparison of every segment to every other ...
Definition: SimpleNoder.h:48
std::vector< SegmentString * > * getNodedSubstrings() const override
Returns a Collection of fully noded SegmentStrings.
Definition: SimpleNoder.h:62
void computeNodes(std::vector< SegmentString * > *inputSegmentStrings) override
Computes the noding for a collection of SegmentStrings.
Base class for Noders which make a single pass to find intersections.
Definition: SinglePassNoder.h:48
Basic namespace for all GEOS functionalities.
Definition: geos.h:39