QwtSimpleCompassRose Class Reference

A simple rose for QwtCompass. More...

#include <qwt_compass_rose.h>

Inheritance diagram for QwtSimpleCompassRose:

List of all members.

Classes
class	PrivateData
Public Member Functions
virtual void	draw (QPainter *, const QPointF &center, double radius, double north, QPalette::ColorGroup=QPalette::Active) const
int	numThornLevels () const
int	numThorns () const
	QwtSimpleCompassRose (int numThorns=8, int numThornLevels=-1)
void	setNumThornLevels (int count)
void	setNumThorns (int count)
void	setShrinkFactor (double factor)
void	setWidth (double w)
double	shrinkFactor () const
double	width () const
virtual	~QwtSimpleCompassRose ()
	Destructor.
Static Public Member Functions
static void	drawRose (QPainter *, const QPalette &, const QPointF &center, double radius, double origin, double width, int numThorns, int numThornLevels, double shrinkFactor)
Private Attributes
PrivateData *	d_data

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Detailed Description

A simple rose for QwtCompass.

Definition at line 52 of file qwt_compass_rose.h.

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Constructor & Destructor Documentation

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

Constructor

Parameters:

numThorns	Number of thorns
numThornLevels	Number of thorn levels

Definition at line 73 of file qwt_compass_rose.cpp.

QwtSimpleCompassRose::~QwtSimpleCompassRose

(

)

[virtual]

Destructor.

Definition at line 91 of file qwt_compass_rose.cpp.

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Member Function Documentation

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 126 of file qwt_compass_rose.cpp.

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 149 of file qwt_compass_rose.cpp.

int QwtSimpleCompassRose::numThornLevels

(

)

const

Returns:

Number of thorn levels

See also:

setNumThorns(), setNumThornLevels()

Definition at line 288 of file qwt_compass_rose.cpp.

int QwtSimpleCompassRose::numThorns

(

)

const

Returns:

Number of thorns

See also:

setNumThorns(), setNumThornLevels()

Definition at line 268 of file qwt_compass_rose.cpp.

void QwtSimpleCompassRose::setNumThornLevels

(

int

numThornLevels

)

Set the of thorns levels

Parameters:

numThornLevels

Number of thorns levels

See also:

setNumThorns(), numThornLevels()

Definition at line 279 of file qwt_compass_rose.cpp.

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 253 of file qwt_compass_rose.cpp.

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 103 of file qwt_compass_rose.cpp.

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 227 of file qwt_compass_rose.cpp.

double QwtSimpleCompassRose::shrinkFactor

(

)

const

Returns:

Factor how to shrink the thorns with each level

See also:

setShrinkFactor()

Definition at line 112 of file qwt_compass_rose.cpp.

double QwtSimpleCompassRose::width

(

)

const

Returns:

Width of the rose

See also:

setWidth()

Definition at line 241 of file qwt_compass_rose.cpp.

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Member Data Documentation

PrivateData* QwtSimpleCompassRose::d_data [private]

Definition at line 78 of file qwt_compass_rose.h.

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

• qwt_compass_rose.h
• qwt_compass_rose.cpp