.TH "QwtDialSimpleNeedle" 3 "Tue Nov 20 2012" "Version 5.2.3" "Qwt User's Guide" \" -*- nroff -*-
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.SH NAME
QwtDialSimpleNeedle \- 
.SH SYNOPSIS
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.PP
.PP
\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 "\fBQwtDialSimpleNeedle\fP (\fBStyle\fP, bool hasKnob=true, const QColor &mid=Qt::gray, const QColor &base=Qt::darkGray)"
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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 "void \fBsetWidth\fP (int \fBwidth\fP)"
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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 \fBwidth\fP, double direction, bool hasKnob)"
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.RI "static void \fBdrawRayNeedle\fP (QPainter *, const QPalette &, QPalette::ColorGroup, const QPoint &, int length, int \fBwidth\fP, double direction, bool hasKnob)"
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.SS "Additional Inherited Members"
.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
.PP
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\fBSee also:\fP
.RS 4
\fBQwtDial\fP, \fBQwtCompass\fP 
.RE
.PP

.SH "Constructor & Destructor Documentation"
.PP 
.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 
.RE
.PP

.SH "Member Function Documentation"
.PP 
.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 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
.PP

.SS "void QwtDialSimpleNeedle::setWidth (intwidth)"
Set the width of the needle 
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\fBParameters:\fP
.RS 4
\fIwidth\fP Width 
.RE
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\fBSee also:\fP
.RS 4
\fBwidth()\fP 
.RE
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.SS "int QwtDialSimpleNeedle::width () const"
\fBReturns:\fP
.RS 4
the width of the needle 
.RE
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\fBSee also:\fP
.RS 4
\fBsetWidth()\fP 
.RE
.PP


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