QgsVector Class Reference

A class to represent a vector. More...

#include <qgspoint.h>

List of all members.

Public Member Functions
	QgsVector ()
	QgsVector (double x, double y)
double	angle (void) const
double	angle (QgsVector v) const
double	length () const
QgsVector	normal () const
QgsVector	operator* (double scalar) const
double	operator* (QgsVector v) const
QgsVector	operator- (void) const
QgsVector	operator/ (double scalar) const
QgsVector	perpVector () const
QgsVector	rotateBy (double rot) const
double	x () const
double	y () const
Private Attributes
double	m_x
double	m_y

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Detailed Description

A class to represent a vector.

Currently no Z axis / 2.5D support is implemented.

Definition at line 32 of file qgspoint.h.

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Constructor & Destructor Documentation

QgsVector::QgsVector

(

)

Definition at line 31 of file qgspoint.cpp.

Referenced by operator*(), operator-(), perpVector(), and rotateBy().

QgsVector::QgsVector	(	double	x,
		double	y
	)

Definition at line 35 of file qgspoint.cpp.

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Member Function Documentation

double QgsVector::angle

(

void

)

const

Definition at line 80 of file qgspoint.cpp.

References M_PI, m_x, and m_y.

Referenced by angle().

double QgsVector::angle

(

QgsVector

v

)

const

Definition at line 86 of file qgspoint.cpp.

References angle().

double QgsVector::length

(

)

const

Definition at line 59 of file qgspoint.cpp.

References m_x, and m_y.

Referenced by QgsGeometryValidator::checkRingIntersections(), QgsGeometryValidator::distLine2Point(), normal(), rotateBy(), and QgsGeometryValidator::validatePolyline().

QgsVector QgsVector::normal

(

)

const

Definition at line 98 of file qgspoint.cpp.

References length().

QgsVector QgsVector::operator*

(

double

scalar

)

const

Definition at line 44 of file qgspoint.cpp.

References m_x, m_y, and QgsVector().

double QgsVector::operator*

(

QgsVector

v

)

const

Definition at line 54 of file qgspoint.cpp.

References m_x, and m_y.

QgsVector QgsVector::operator-

(

void

)

const

Definition at line 39 of file qgspoint.cpp.

References m_x, m_y, and QgsVector().

QgsVector QgsVector::operator/

(

double

scalar

)

const

Definition at line 49 of file qgspoint.cpp.

QgsVector QgsVector::perpVector

(

)

const

Definition at line 75 of file qgspoint.cpp.

References m_x, m_y, and QgsVector().

Referenced by QgsGeometryValidator::checkRingIntersections(), and QgsGeometryValidator::validatePolyline().

QgsVector QgsVector::rotateBy

(

double

rot

)

const

Definition at line 91 of file qgspoint.cpp.

References length(), m_x, m_y, and QgsVector().

double QgsVector::x

(

)

const

Definition at line 64 of file qgspoint.cpp.

References m_x.

Referenced by QgsGeometryValidator::distLine2Point(), QgsGeometryValidator::intersectLines(), QgsPoint::operator+(), and QgsPoint::operator-().

double QgsVector::y

(

)

const

Definition at line 69 of file qgspoint.cpp.

References m_y.

Referenced by QgsGeometryValidator::distLine2Point(), QgsGeometryValidator::intersectLines(), QgsPoint::operator+(), and QgsPoint::operator-().

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Member Data Documentation

double QgsVector::m_x [private]

Definition at line 34 of file qgspoint.h.

Referenced by angle(), length(), operator*(), operator-(), perpVector(), rotateBy(), and x().

double QgsVector::m_y [private]

Definition at line 34 of file qgspoint.h.

Referenced by angle(), length(), operator*(), operator-(), perpVector(), rotateBy(), and y().

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The documentation for this class was generated from the following files:

• src/core/qgspoint.h
• src/core/qgspoint.cpp