#include <qwt_compass_rose.h>

Inheritance diagram for QwtSimpleCompassRose:

Classes
class	PrivateData

Public Member Functions
virtual void	draw (QPainter *, const QPointF &center, double radius, double north, QPalette::ColorGroup=QPalette::Active) const QWT_OVERRIDE

int	numThornLevels () const

int	numThorns () const

	QwtSimpleCompassRose (int numThorns=8, int numThornLevels=-1)

void	setNumThornLevels (int)

void	setNumThorns (int)

void	setShrinkFactor (double factor)

void	setWidth (double)

double	shrinkFactor () const

double	width () const

virtual	~QwtSimpleCompassRose ()
	Destructor. More...

Public Member Functions inherited from QwtCompassRose
const QPalette &	palette () const

	QwtCompassRose ()
	Constructor. More...

virtual void	setPalette (const QPalette &)
	Assign a palette. More...

virtual	~QwtCompassRose ()
	Destructor. More...

Static Public Member Functions
static void	drawRose (QPainter *, const QPalette &, const QPointF &center, double radius, double north, double width, int numThorns, int numThornLevels, double shrinkFactor)

Private Attributes
PrivateData *	m_data

Detailed Description

A simple rose for QwtCompass.

Definition at line 52 of file qwt_compass_rose.h.

Constructor & Destructor Documentation

◆ QwtSimpleCompassRose()

QwtSimpleCompassRose::QwtSimpleCompassRose	(	int	numThorns = `8`,
		int	numThornLevels = `-1`
	)

Constructor

Parameters

numThorns	Number of thorns
numThornLevels	Number of thorn levels

Definition at line 78 of file qwt_compass_rose.cpp.

◆ ~QwtSimpleCompassRose()

QwtSimpleCompassRose::~QwtSimpleCompassRose ( )

virtual

Destructor.

Definition at line 96 of file qwt_compass_rose.cpp.

Member Function Documentation

◆ draw()

void QwtSimpleCompassRose::draw	(	QPainter *	painter,
		const QPointF &	center,
		double	radius,
		double	north,
		QPalette::ColorGroup	cg = `QPalette::Active`
	)		const

virtual

Draw the rose

Parameters

painter	Painter
center	Center point
radius	Radius of the rose
north	Position
cg	Color group

Implements QwtCompassRose.

Definition at line 131 of file qwt_compass_rose.cpp.

◆ drawRose()

void QwtSimpleCompassRose::drawRose	(	QPainter *	painter,
		const QPalette &	palette,
		const QPointF &	center,
		double	radius,
		double	north,
		double	width,
		int	numThorns,
		int	numThornLevels,
		double	shrinkFactor
	)

static

Draw the rose

Parameters

painter	Painter
palette	Palette
center	Center of the rose
radius	Radius of the rose
north	Position pointing to north
width	Width of the rose
numThorns	Number of thorns
numThornLevels	Number of thorn levels
shrinkFactor	Factor to shrink the thorns with each level

Definition at line 154 of file qwt_compass_rose.cpp.

◆ numThornLevels()

int QwtSimpleCompassRose::numThornLevels ( ) const

Returns: Number of thorn levels

See also: setNumThorns(), setNumThornLevels()

Definition at line 293 of file qwt_compass_rose.cpp.

◆ numThorns()

int QwtSimpleCompassRose::numThorns ( ) const

Returns: Number of thorns

See also: setNumThorns(), setNumThornLevels()

Definition at line 273 of file qwt_compass_rose.cpp.

◆ setNumThornLevels()

void QwtSimpleCompassRose::setNumThornLevels ( int numThornLevels )

Set the of thorns levels

Parameters

numThornLevels Number of thorns levels

See also: setNumThorns(), numThornLevels()

Definition at line 284 of file qwt_compass_rose.cpp.

◆ setNumThorns()

void QwtSimpleCompassRose::setNumThorns ( int numThorns )

Set the number of thorns on one level The number is aligned to a multiple of 4, with a minimum of 4

Parameters

numThorns Number of thorns

See also: numThorns(), setNumThornLevels()

Definition at line 258 of file qwt_compass_rose.cpp.

◆ setShrinkFactor()

void QwtSimpleCompassRose::setShrinkFactor ( double factor )

Set the Factor how to shrink the thorns with each level The default value is 0.9.

Parameters

factor Shrink factor

See also: shrinkFactor()

Definition at line 108 of file qwt_compass_rose.cpp.

◆ setWidth()

void QwtSimpleCompassRose::setWidth ( double width )

Set the width of the rose heads. Lower value make thinner heads. The range is limited from 0.03 to 0.4.

Parameters

width Width

Definition at line 232 of file qwt_compass_rose.cpp.

◆ shrinkFactor()

double QwtSimpleCompassRose::shrinkFactor ( ) const

Returns: Factor how to shrink the thorns with each level

See also: setShrinkFactor()

Definition at line 117 of file qwt_compass_rose.cpp.

◆ width()

double QwtSimpleCompassRose::width ( ) const

Returns: Width of the rose

See also: setWidth()

Definition at line 246 of file qwt_compass_rose.cpp.

Member Data Documentation

◆ m_data

PrivateData* QwtSimpleCompassRose::m_data

private

Definition at line 79 of file qwt_compass_rose.h.

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

Classes

Public Member Functions

Static Public Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ QwtSimpleCompassRose()

◆ ~QwtSimpleCompassRose()

Member Function Documentation

◆ draw()

◆ drawRose()

◆ numThornLevels()

◆ numThorns()

◆ setNumThornLevels()

◆ setNumThorns()

◆ setShrinkFactor()

◆ setWidth()

◆ shrinkFactor()

◆ width()

Member Data Documentation

◆ m_data