.TH "QwtDialSimpleNeedle" 3 "Mon Aug 1 2011" "Version 5.2.2" "Qwt User's Guide" \" -*- nroff -*-
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.SH NAME
QwtDialSimpleNeedle \- 
.PP
A needle for dial widgets.  

.SH SYNOPSIS
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.PP
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\fC#include <qwt_dial_needle.h>\fP
.PP
Inherits \fBQwtDialNeedle\fP.
.SS "Public Types"

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.RI "enum \fBStyle\fP { \fBArrow\fP, \fBRay\fP }"
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.SS "Public Member Functions"

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.RI "virtual void \fBdraw\fP (QPainter *, const QPoint &, int length, double direction, QPalette::ColorGroup=QPalette::Active) const "
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.RI "const QPalette & \fBpalette\fP () const "
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.RI "\fBQwtDialSimpleNeedle\fP (\fBStyle\fP, bool hasKnob=true, const QColor &mid=Qt::gray, const QColor &base=Qt::darkGray)"
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.RI "virtual void \fBsetPalette\fP (const QPalette &)"
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.RI "void \fBsetWidth\fP (int width)"
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.RI "int \fBwidth\fP () const "
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.SS "Static Public Member Functions"

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.RI "static void \fBdrawArrowNeedle\fP (QPainter *, const QPalette &, QPalette::ColorGroup, const QPoint &, int length, int width, double direction, bool hasKnob)"
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.RI "static void \fBdrawRayNeedle\fP (QPainter *, const QPalette &, QPalette::ColorGroup, const QPoint &, int length, int width, double direction, bool hasKnob)"
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.SS "Static Protected Member Functions"

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.RI "static void \fBdrawKnob\fP (QPainter *, const QPoint &pos, int width, const QBrush &, bool sunken)"
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.SH "Detailed Description"
.PP 
A needle for dial widgets. 

The following colors are used:
.IP "\(bu" 2
QColorGroup::Mid
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 Pointer
.IP "\(bu" 2
QColorGroup::base
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 Knob
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\fBSee also:\fP
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\fBQwtDial\fP, \fBQwtCompass\fP 
.RE
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.SH "Member Enumeration Documentation"
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.SS "enum \fBQwtDialSimpleNeedle::Style\fP"
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Style of the needle. 
.SH "Constructor & Destructor Documentation"
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.SS "QwtDialSimpleNeedle::QwtDialSimpleNeedle (\fBStyle\fPstyle, boolhasKnob = \fCtrue\fP, const QColor &mid = \fCQt::gray\fP, const QColor &base = \fCQt::darkGray\fP)"Constructor
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\fBParameters:\fP
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\fIstyle\fP Style 
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\fIhasKnob\fP With/Without knob 
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\fImid\fP Middle color 
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\fIbase\fP Base color 
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.SH "Member Function Documentation"
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.SS "void QwtDialSimpleNeedle::draw (QPainter *painter, const QPoint &center, intlength, doubledirection, QPalette::ColorGroupcolorGroup = \fCQPalette::Active\fP) const\fC [virtual]\fP"Draw the needle
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\fBParameters:\fP
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\fIpainter\fP Painter 
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\fIcenter\fP Center of the dial, start position for the needle 
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\fIlength\fP Length of the needle 
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\fIdirection\fP Direction of the needle, in degrees counter clockwise 
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\fIcolorGroup\fP Color group, used for painting 
.RE
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.PP
Implements \fBQwtDialNeedle\fP.
.SS "void QwtDialSimpleNeedle::drawArrowNeedle (QPainter *painter, const QPalette &palette, QPalette::ColorGroupcolorGroup, const QPoint &center, intlength, intwidth, doubledirection, boolhasKnob)\fC [static]\fP"Draw a needle looking like an arrow
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\fBParameters:\fP
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\fIpainter\fP Painter 
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\fIpalette\fP Palette 
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\fIcolorGroup\fP Color group 
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\fIcenter\fP center of the needle 
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\fIlength\fP Length of the needle 
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\fIwidth\fP Width of the needle 
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\fIdirection\fP Current Direction 
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\fIhasKnob\fP With/Without knob 
.RE
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.SS "void QwtDialNeedle::drawKnob (QPainter *painter, const QPoint &pos, intwidth, const QBrush &brush, boolsunken)\fC [static, protected, inherited]\fP"
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Draw the knob. 
.SS "void QwtDialSimpleNeedle::drawRayNeedle (QPainter *painter, const QPalette &palette, QPalette::ColorGroupcolorGroup, const QPoint &center, intlength, intwidth, doubledirection, boolhasKnob)\fC [static]\fP"Draw a needle looking like a ray
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\fBParameters:\fP
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\fIpainter\fP Painter 
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\fIpalette\fP Palette 
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\fIcolorGroup\fP Color group 
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\fIcenter\fP center of the needle 
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\fIlength\fP Length of the needle 
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\fIwidth\fP Width of the needle 
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\fIdirection\fP Current Direction 
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\fIhasKnob\fP With/Without knob 
.RE
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.SS "const QPalette & QwtDialNeedle::palette () const\fC [inherited]\fP"\fBReturns:\fP
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the palette of the needle. 
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.SS "void QwtDialNeedle::setPalette (const QPalette &palette)\fC [virtual, inherited]\fP"Sets the palette for the needle.
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\fBParameters:\fP
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\fIpalette\fP New Palette 
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.SS "void QwtDialSimpleNeedle::setWidth (intwidth)"Set the width of the needle 
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\fBParameters:\fP
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\fIwidth\fP Width 
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\fBSee also:\fP
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\fBwidth()\fP 
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.SS "int QwtDialSimpleNeedle::width () const"\fBReturns:\fP
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the width of the needle 
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\fBSee also:\fP
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\fBsetWidth()\fP 
.RE
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.SH "Author"
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