QGIS API Documentation  2.14.0-Essen
ParametricLine.h
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1 /***************************************************************************
2  ParametricLine.h - description
3  -------------------
4  copyright : (C) 2004 by Marco Hugentobler
5  email : [email protected]
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 PARAMETRICLINE_H
18 #define PARAMETRICLINE_H
19 
20 #include "Point3D.h"
21 #include "Vector3D.h"
22 #include <QVector>
23 
24 class ANALYSIS_EXPORT ParametricLine
26 {
27  protected:
29  int mDegree;
34  public:
39  ParametricLine( ParametricLine* par, QVector<Point3D*>* controlpoly );
41  virtual ~ParametricLine();
42  virtual void add( ParametricLine* pl ) = 0;
43  virtual void calcFirstDer( float t, Vector3D* v ) = 0;
44  virtual void calcSecDer( float t, Vector3D* v ) = 0;
45  //virtual Point3D calcPoint(float t);
46  virtual void calcPoint( float t, Point3D* ) = 0;
47  virtual void changeDirection() = 0;
48  //virtual void draw(QPainter* p);
49  virtual const Point3D* getControlPoint( int number ) const = 0;
50  virtual const QVector<Point3D*>* getControlPoly() const = 0;
51  virtual int getDegree() const = 0;
52  virtual ParametricLine* getParent() const = 0;
53  //virtual bool intersects(ParametricLine* pal);
54  virtual void remove( int i ) = 0;
55  virtual void setControlPoly( QVector<Point3D*>* cp ) = 0;
56  virtual void setParent( ParametricLine* paral ) = 0;
57 };
58 
59 //-----------------------------------------constructors and destructor----------------------
60 
61 inline ParametricLine::ParametricLine() : mDegree( 0 ), mParent( nullptr ), mControlPoly( nullptr )
62 {
63 
64 }
65 
66 inline ParametricLine::ParametricLine( ParametricLine* par, QVector<Point3D*>* controlpoly ) : mDegree( 0 ), mParent( par ), mControlPoly( controlpoly )
67 {
68 
69 }
70 
72 {
73  //delete mParent;
74 }
75 
76 #endif
77 
78 
79 
80 
81 
82 
83 
84 
virtual ~ParametricLine()
Destructor.
Point3D is a class to represent a three dimensional point.
Definition: Point3D.h:23
Class Vector3D represents a 3D-Vector, capable to store x-,y- and z-coordinates in double values...
Definition: Vector3D.h:22
int mDegree
Degree of the parametric Line.
ParametricLine * mParent
Pointer to the parent object.
ParametricLine is an Interface for parametric lines.
QVector< Point3D * > * mControlPoly
MControlPoly stores the points of the control polygon.
ParametricLine()
Default constructor.