QwtSimpleCompassRose Class Reference

Inheritance diagram for QwtSimpleCompassRose:

[legend]Collaboration diagram for QwtSimpleCompassRose:

[legend]List of all members.

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Detailed Description

A simple rose for QwtCompass.

Definition at line 49 of file qwt_compass_rose.h.

Public Member Functions
	QwtSimpleCompassRose (int numThorns=8, int numThornLevels=-1)
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 QPoint &center, int radius, double north, QPalette::ColorGroup=QPalette::Active) 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)

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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 61 of file qwt_compass_rose.cpp. References QwtCompassRose::palette().

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Member Function Documentation

void QwtSimpleCompassRose::draw (  QPainter *  painter, const QPoint &  center, int  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 98 of file qwt_compass_rose.cpp. References drawRose(), and QwtCompassRose::palette().

void QwtSimpleCompassRose::drawRose (  QPainter *  painter, const QPalette &  palette, const QPoint &  center, int  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 136 of file qwt_compass_rose.cpp. Referenced by draw().

int QwtSimpleCompassRose::numThornLevels (   )  const

Returns: Number of thorn levels See also: setNumThorns(), setNumThornLevels() Definition at line 278 of file qwt_compass_rose.cpp.

int QwtSimpleCompassRose::numThorns (   )  const

Returns: Number of thorns See also: setNumThorns(), setNumThornLevels() Definition at line 258 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 269 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 243 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 226 of file qwt_compass_rose.cpp.

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