QwtSimpleCompassRose (3)

#include <qwt_compass_rose.h>

Inherits QwtCompassRose.

Public Member Functions

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

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

int numThornLevels () const

int numThorns () const

void setNumThornLevels (int count)

void setNumThorns (int count)

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 ¢er, int radius, double origin, double width, int numThorns, int numThornLevels, double shrinkFactor)

A simple rose for QwtCompass.

QwtSimpleCompassRose::QwtSimpleCompassRose (intnumThorns = \fC8\fP, intnumThornLevels = \fC-1\fP)

Constructor

Parameters:

numThorns Number of thorns

numThornLevels Number of thorn levels

void QwtSimpleCompassRose::draw (QPainter *painter, const QPoint ¢er, intradius, doublenorth, QPalette::ColorGroupcg = \fCQPalette::Active\fP) const\fC [virtual]\fP

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 ¢er, intradius, doublenorth, doublewidth, intnumThorns, intnumThornLevels, doubleshrinkFactor)\fC [static]\fP

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 () const

Returns:

Number of thorn levels

See also:

setNumThorns(), setNumThornLevels()

int QwtSimpleCompassRose::numThorns () const

Returns:

Number of thorns

See also:

setNumThorns(), setNumThornLevels()

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()

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\fC [inline]\fP

See also:

setWidth()

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