SYNOPSIS

#include <qwt_compass_rose.h>

Inherits QwtCompassRose.

Public Member Functions

virtual void draw (QPainter *, const QPoint &center, int radius, double north, QPalette::ColorGroup=QPalette::Active) const

int numThornLevels () const

int numThorns () const

const QPalette & palette () const

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

void setNumThornLevels (int count)

void setNumThorns (int count)

virtual void setPalette (const QPalette &p)

void setShrinkFactor (double factor)

void setWidth (double w)

double shrinkFactor () const

double width () const

Static Public Member Functions

static void drawRose (QPainter *, const QPalette &, const QPoint &center, int radius, double origin, double width, int numThorns, int numThornLevels, double shrinkFactor)

Detailed Description

A simple rose for QwtCompass.

Constructor & Destructor Documentation

QwtSimpleCompassRose::QwtSimpleCompassRose (intnumThorns = 8, intnumThornLevels = -1)Constructor

Parameters:

numThorns Number of thorns
numThornLevels Number of thorn levels

Member Function Documentation

void QwtSimpleCompassRose::draw (QPainter *painter, const QPoint &center, intradius, doublenorth, QPalette::ColorGroupcg = 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.

void QwtSimpleCompassRose::drawRose (QPainter *painter, const QPalette &palette, const QPoint &center, intradius, doublenorth, doublewidth, intnumThorns, intnumThornLevels, doubleshrinkFactor) [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

int QwtSimpleCompassRose::numThornLevels () constReturns:

Number of thorn levels

See also:

setNumThorns(), setNumThornLevels()

int QwtSimpleCompassRose::numThorns () constReturns:

Number of thorns

See also:

setNumThorns(), setNumThornLevels()

const QPalette& QwtCompassRose::palette () const [inline, inherited]Returns:

Current palette

void QwtSimpleCompassRose::setNumThornLevels (intnumThornLevels)Set the of thorns levels

Parameters:

numThornLevels Number of thorns levels

See also:

setNumThorns(), numThornLevels()

void QwtSimpleCompassRose::setNumThorns (intnumThorns)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()

virtual void QwtCompassRose::setPalette (const QPalette &p) [inline, virtual, inherited]

Assign a palette.

void QwtSimpleCompassRose::setWidth (doublewidth)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

double QwtSimpleCompassRose::width () const [inline]See also:

setWidth()

Author

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