conflicting packages
QwtSimpleCompassRose(3) | Qwt User's Guide | QwtSimpleCompassRose(3) |
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 ()
Destructor. void setWidth (double)
double width () const
void setNumThorns (int)
int numThorns () const
void setNumThornLevels (int)
int numThornLevels () const
void setShrinkFactor (double factor)
double shrinkFactor () const
virtual void draw (QPainter *, const QPointF ¢er, double radius, double north, QPalette::ColorGroup=QPalette::Active) const
Static Public Member Functions¶
static void drawRose (QPainter *, const QPalette &, const QPointF ¢er, double radius, double north, double width, int numThorns, int numThornLevels, double shrinkFactor)
Detailed Description¶
A simple rose for QwtCompass.Constructor & Destructor Documentation¶
QwtSimpleCompassRose::QwtSimpleCompassRose (int numThorns = 8, int numThornLevels = -1)¶
ConstructorParameters:
numThorns Number of thorns
numThornLevels Number of thorn levels
numThornLevels Number of thorn levels
Member Function Documentation¶
void QwtSimpleCompassRose::draw (QPainter * painter, const QPointF & center, double radius, double north, QPalette::ColorGroup cg = QPalette::Active) const [virtual]¶
Draw the roseParameters:
painter Painter
center Center point
radius Radius of the rose
north Position
cg Color group
center Center point
radius Radius of the rose
north Position
cg Color group
Implements QwtCompassRose.
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 roseParameters:
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
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 (int numThornLevels)¶
Set the of thorns levelsParameters:
numThornLevels Number of thorns levels
See also:
setNumThorns(), numThornLevels()
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 4Parameters:
numThorns Number of thorns
See also:
numThorns(), setNumThornLevels()
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()
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
double QwtSimpleCompassRose::shrinkFactor () const¶
Returns:Factor how to shrink the thorns with each level
See also:
setShrinkFactor()
double QwtSimpleCompassRose::width () const¶
Returns:Width of the rose
See also:
setWidth()
Author¶
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