QGIS API Documentation  2.99.0-Master (b058df7)
HalfEdge.h
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1 /***************************************************************************
2  HalfEdge.h - description
3  -------------------
4  copyright : (C) 2004 by Marco Hugentobler
5  email : mhugent@geo.unizh.ch
6  ***************************************************************************/
7 
8 /***************************************************************************
9  * *
10  * This program is free software; you can redistribute it and/or modify *
11  * it under the terms of the GNU General Public License as published by *
12  * the Free Software Foundation; either version 2 of the License, or *
13  * (at your option) any later version. *
14  * *
15  ***************************************************************************/
16 
17 #ifndef HALFEDGE_H
18 #define HALFEDGE_H
19 
20 #include "qgis_analysis.h"
21 
22 #define SIP_NO_FILE
23 
29 class ANALYSIS_EXPORT HalfEdge
30 {
31  protected:
33  int mDual = -10;
35  int mNext = -10;
37  int mPoint = -10;
39  bool mBreak = false;
41  bool mForced = false;
42 
43  public:
45  HalfEdge() = default;
46  HalfEdge( int dual, int next, int point, bool mbreak, bool forced );
47 
49  int getDual() const;
51  int getNext() const;
53  int getPoint() const;
55  bool getBreak() const;
57  bool getForced() const;
59  void setDual( int d );
61  void setNext( int n );
63  void setPoint( int p );
65  void setBreak( bool b );
67  void setForced( bool f );
68 };
69 
70 #ifndef SIP_RUN
71 
72 inline HalfEdge::HalfEdge( int dual, int next, int point, bool mbreak, bool forced ): mDual( dual ), mNext( next ), mPoint( point ), mBreak( mbreak ), mForced( forced )
73 {
74 
75 }
76 
77 inline int HalfEdge::getDual() const
78 {
79  return mDual;
80 }
81 
82 inline int HalfEdge::getNext() const
83 {
84  return mNext;
85 }
86 
87 inline int HalfEdge::getPoint() const
88 {
89  return mPoint;
90 }
91 
92 inline bool HalfEdge::getBreak() const
93 {
94  return mBreak;
95 }
96 
97 inline bool HalfEdge::getForced() const
98 {
99  return mForced;
100 }
101 
102 inline void HalfEdge::setDual( int d )
103 {
104  mDual = d;
105 }
106 
107 inline void HalfEdge::setNext( int n )
108 {
109  mNext = n;
110 }
111 
112 inline void HalfEdge::setPoint( int p )
113 {
114  mPoint = p;
115 }
116 
117 inline void HalfEdge::setBreak( bool b )
118 {
119  mBreak = b;
120 }
121 
122 inline void HalfEdge::setForced( bool f )
123 {
124  mForced = f;
125 }
126 
127 #endif
128 
129 #endif
bool getBreak() const
Returns, whether the HalfEdge belongs to a break line or not.
Definition: HalfEdge.h:92
HalfEdge()=default
Default constructor. Values for mDual, mNext, mPoint are set to -10 which means that they are undefin...
int getPoint() const
Returns the number of the point at which this HalfEdge points.
Definition: HalfEdge.h:87
int getNext() const
Returns the number of the next HalfEdge.
Definition: HalfEdge.h:82
int mPoint
Number of the point at which this HalfEdge points.
Definition: HalfEdge.h:37
int mDual
Number of the dual HalfEdge.
Definition: HalfEdge.h:33
bool getForced() const
Returns, whether the HalfEdge belongs to a constrained edge or not.
Definition: HalfEdge.h:97
bool mForced
True, if the HalfEdge belongs to a constrained edge, false otherwise.
Definition: HalfEdge.h:41
bool mBreak
True, if the HalfEdge belongs to a break line, false otherwise.
Definition: HalfEdge.h:39
void setBreak(bool b)
Sets the break flag.
Definition: HalfEdge.h:117
void setPoint(int p)
Sets the number of point at which this HalfEdge points.
Definition: HalfEdge.h:112
int getDual() const
Returns the number of the dual HalfEdge.
Definition: HalfEdge.h:77
int mNext
Number of the next HalfEdge.
Definition: HalfEdge.h:35
void setDual(int d)
Sets the number of the dual HalfEdge.
Definition: HalfEdge.h:102
void setForced(bool f)
Sets the forced flag.
Definition: HalfEdge.h:122
void setNext(int n)
Sets the number of the next HalfEdge.
Definition: HalfEdge.h:107