NAME¶

QwtSimpleCompassRose - A simple rose for QwtCompass.

SYNOPSIS¶

#include <qwt_compass_rose.h> Inherits QwtCompassRose.

Public Member Functions¶

QwtSimpleCompassRose (int numThorns=8, int numThornLevels=-1) virtual ~QwtSimpleCompassRose () void setWidth (double w) double width () const void setNumThorns (int count) int numThorns () const void setNumThornLevels (int count) int numThornLevels () const void setShrinkFactor (double factor) double shrinkFactor () const virtual void draw (QPainter *, const QPointF &center, double radius, double north, QPalette::ColorGroup=QPalette::Active) const

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)

Detailed Description¶

A simple rose for QwtCompass.

Constructor & Destructor Documentation¶

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

Parameters:

QwtSimpleCompassRose::~QwtSimpleCompassRose () [virtual]¶

Destructor.

Member Function Documentation¶

void QwtSimpleCompassRose::draw (QPainter *painter, const QPointF &center, doubleradius, doublenorth, QPalette::ColorGroupcg = QPalette::Active) const [virtual] Draw the rose¶

Parameters: Implements QwtCompassRose.

void QwtSimpleCompassRose::drawRose (QPainter *painter, const QPalette &palette, const QPointF &center, doubleradius, doublenorth, doublewidth, intnumThorns, intnumThornLevels, doubleshrinkFactor) [static] Draw the rose¶

Parameters:

int QwtSimpleCompassRose::numThornLevels () const Returns:¶

See also:

int QwtSimpleCompassRose::numThorns () const Returns:¶

See also:

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

Parameters: See also:

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: See also:

void QwtSimpleCompassRose::setShrinkFactor (doublefactor) Set the Factor how to shrink the thorns with each level The default value is 0.9.¶

See also:

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:

double QwtSimpleCompassRose::shrinkFactor () const Returns:¶

See also:

double QwtSimpleCompassRose::width () const See also:¶

Author¶

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