Sources_For_Linux/Qwt/doc/man/man3/QwtSimpleCompassRose.3

.TH "QwtSimpleCompassRose" 3 "Mon Dec 28 2020" "Version 6.1.6" "Qwt User's Guide" \" -*- nroff -*-
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.SH NAME
QwtSimpleCompassRose \- A simple rose for \fBQwtCompass\fP\&.  

.SH SYNOPSIS
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.PP
.PP
\fC#include <qwt_compass_rose\&.h>\fP
.PP
Inherits \fBQwtCompassRose\fP\&.
.SS "Public Member Functions"

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.RI "\fBQwtSimpleCompassRose\fP (int \fBnumThorns\fP=8, int \fBnumThornLevels\fP=\-1)"
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.RI "virtual \fB~QwtSimpleCompassRose\fP ()"
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.RI "Destructor\&. "
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.RI "void \fBsetWidth\fP (double)"
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.RI "double \fBwidth\fP () const"
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.RI "void \fBsetNumThorns\fP (int)"
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.RI "int \fBnumThorns\fP () const"
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.RI "void \fBsetNumThornLevels\fP (int)"
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.RI "int \fBnumThornLevels\fP () const"
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.RI "void \fBsetShrinkFactor\fP (double factor)"
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.RI "double \fBshrinkFactor\fP () const"
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.RI "virtual void \fBdraw\fP (QPainter *, const QPointF &center, double radius, double north, QPalette::ColorGroup=QPalette::Active) const"
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.SS "Static Public Member Functions"

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.RI "static void \fBdrawRose\fP (QPainter *, const QPalette &, const QPointF &center, double radius, double north, double \fBwidth\fP, int \fBnumThorns\fP, int \fBnumThornLevels\fP, double \fBshrinkFactor\fP)"
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.SH "Detailed Description"
.PP 
A simple rose for \fBQwtCompass\fP\&. 
.SH "Constructor & Destructor Documentation"
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.SS "QwtSimpleCompassRose::QwtSimpleCompassRose (int numThorns = \fC8\fP, int numThornLevels = \fC\-1\fP)"
Constructor
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\fBParameters\fP
.RS 4
\fInumThorns\fP Number of thorns 
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\fInumThornLevels\fP Number of thorn levels 
.RE
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.SH "Member Function Documentation"
.PP 
.SS "void QwtSimpleCompassRose::draw (QPainter * painter, const QPointF & center, double radius, double north, QPalette::ColorGroup cg = \fCQPalette::Active\fP) const\fC [virtual]\fP"
Draw the rose
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\fBParameters\fP
.RS 4
\fIpainter\fP Painter 
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\fIcenter\fP Center point 
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\fIradius\fP Radius of the rose 
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\fInorth\fP Position 
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\fIcg\fP Color group 
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.PP
Implements \fBQwtCompassRose\fP\&.
.SS "void QwtSimpleCompassRose::drawRose (QPainter * painter, const QPalette & palette, const QPointF & center, double radius, double north, double width, int numThorns, int numThornLevels, double shrinkFactor)\fC [static]\fP"
Draw the rose
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\fBParameters\fP
.RS 4
\fIpainter\fP Painter 
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\fIpalette\fP Palette 
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\fIcenter\fP Center of the rose 
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\fIradius\fP Radius of the rose 
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\fInorth\fP Position pointing to north 
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\fIwidth\fP Width of the rose 
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\fInumThorns\fP Number of thorns 
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\fInumThornLevels\fP Number of thorn levels 
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\fIshrinkFactor\fP Factor to shrink the thorns with each level 
.RE
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.SS "int QwtSimpleCompassRose::numThornLevels () const"

.PP
\fBReturns\fP
.RS 4
Number of thorn levels 
.RE
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\fBSee also\fP
.RS 4
\fBsetNumThorns()\fP, \fBsetNumThornLevels()\fP 
.RE
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.SS "int QwtSimpleCompassRose::numThorns () const"

.PP
\fBReturns\fP
.RS 4
Number of thorns 
.RE
.PP
\fBSee also\fP
.RS 4
\fBsetNumThorns()\fP, \fBsetNumThornLevels()\fP 
.RE
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.SS "void QwtSimpleCompassRose::setNumThornLevels (int numThornLevels)"
Set the of thorns levels
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\fBParameters\fP
.RS 4
\fInumThornLevels\fP Number of thorns levels 
.RE
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\fBSee also\fP
.RS 4
\fBsetNumThorns()\fP, \fBnumThornLevels()\fP 
.RE
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.SS "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
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\fBParameters\fP
.RS 4
\fInumThorns\fP Number of thorns 
.RE
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\fBSee also\fP
.RS 4
\fBnumThorns()\fP, \fBsetNumThornLevels()\fP 
.RE
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.SS "void QwtSimpleCompassRose::setShrinkFactor (double factor)"
Set the Factor how to shrink the thorns with each level The default value is 0\&.9\&.
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\fBParameters\fP
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\fIfactor\fP Shrink factor 
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\fBSee also\fP
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\fBshrinkFactor()\fP 
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.SS "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\&.
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\fBParameters\fP
.RS 4
\fIwidth\fP Width 
.RE
.PP

.SS "double QwtSimpleCompassRose::shrinkFactor () const"

.PP
\fBReturns\fP
.RS 4
Factor how to shrink the thorns with each level 
.RE
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\fBSee also\fP
.RS 4
\fBsetShrinkFactor()\fP 
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.SS "double QwtSimpleCompassRose::width () const"

.PP
\fBReturns\fP
.RS 4
Width of the rose 
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\fBSee also\fP
.RS 4
\fBsetWidth()\fP 
.RE
.PP


.SH "Author"
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Generated automatically by Doxygen for Qwt User's Guide from the source code\&.