.TH "QwtAnalogClock" 3 "Fri Apr 15 2011" "Version 6.0.0" "Qwt User's Guide" \" -*- nroff -*-
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.SH NAME
QwtAnalogClock \- 
.PP
An analog clock.  

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

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.RI "enum \fBHand\fP { \fBSecondHand\fP, \fBMinuteHand\fP, \fBHourHand\fP, \fBNHands\fP }"
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.SS "Public Slots"

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.RI "void \fBsetCurrentTime\fP ()"
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.RI "void \fBsetTime\fP (const QTime &=QTime::currentTime())"
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.SS "Public Member Functions"

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.RI "\fBQwtAnalogClock\fP (QWidget *parent=NULL)"
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.RI "virtual \fB~QwtAnalogClock\fP ()"
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.RI "virtual void \fBsetHand\fP (\fBHand\fP, \fBQwtDialNeedle\fP *)"
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.RI "const \fBQwtDialNeedle\fP * \fBhand\fP (\fBHand\fP) const "
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.RI "\fBQwtDialNeedle\fP * \fBhand\fP (\fBHand\fP)"
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.SS "Protected Member Functions"

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.RI "virtual \fBQwtText\fP \fBscaleLabel\fP (double) const "
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.RI "virtual void \fBdrawNeedle\fP (QPainter *, const QPointF &, double radius, double direction, QPalette::ColorGroup) const "
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.RI "virtual void \fBdrawHand\fP (QPainter *, \fBHand\fP, const QPointF &, double radius, double direction, QPalette::ColorGroup) const "
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.SH "Detailed Description"
.PP 
An analog clock. 

.PP
\fBExample\fP
.RS 4

.PP
.nf
#include <qwt_analog_clock.h>

  QwtAnalogClock *clock = new QwtAnalogClock(...);
  clock->scaleDraw()->setPenWidth(3);
  clock->setLineWidth(6);
  clock->setFrameShadow(QwtDial::Sunken);
  clock->setTime();

  // update the clock every second
  QTimer *timer = new QTimer(clock);
  timer->connect(timer, SIGNAL(timeout()), clock, SLOT(setCurrentTime()));
  timer->start(1000);

  
.fi
.PP
.RE
.PP
Qwt is missing a set of good looking hands. Contributions are very welcome.
.PP
\fBNote:\fP
.RS 4
The examples/dials example shows how to use \fBQwtAnalogClock\fP. 
.RE
.PP

.SH "Member Enumeration Documentation"
.PP 
.SS "enum \fBQwtAnalogClock::Hand\fP"Hand type 
.PP
\fBSee also:\fP
.RS 4
\fBsetHand()\fP, \fBhand()\fP 
.RE
.PP

.PP
\fBEnumerator: \fP
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.TP
\fB\fISecondHand \fP\fP
Needle displaying the seconds. 
.TP
\fB\fIMinuteHand \fP\fP
Needle displaying the minutes. 
.TP
\fB\fIHourHand \fP\fP
Needle displaying the hours. 
.TP
\fB\fINHands \fP\fP
Number of needles. 
.SH "Constructor & Destructor Documentation"
.PP 
.SS "QwtAnalogClock::QwtAnalogClock (QWidget *parent = \fCNULL\fP)\fC [explicit]\fP"Constructor 
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\fBParameters:\fP
.RS 4
\fIparent\fP Parent widget 
.RE
.PP

.SS "QwtAnalogClock::~QwtAnalogClock ()\fC [virtual]\fP"
.PP
Destructor. 
.SH "Member Function Documentation"
.PP 
.SS "void QwtAnalogClock::drawHand (QPainter *painter, \fBHand\fPhd, const QPointF &center, doubleradius, doubledirection, QPalette::ColorGroupcg) const\fC [protected, virtual]\fP"Draw a clock hand
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\fBParameters:\fP
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\fIpainter\fP Painter 
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\fIhd\fP Specify the type of hand 
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\fIcenter\fP Center of the clock 
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\fIradius\fP Maximum length for the hands 
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\fIdirection\fP Direction of the hand in degrees, counter clockwise 
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\fIcg\fP ColorGroup 
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.SS "void QwtAnalogClock::drawNeedle (QPainter *painter, const QPointF &center, doubleradius, doubledir, QPalette::ColorGroupcolorGroup) const\fC [protected, virtual]\fP"
.PP
Draw the needle. A clock has no single needle but three hands instead. drawNeedle translates \fBvalue()\fP into directions for the hands and calls \fBdrawHand()\fP.
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\fBParameters:\fP
.RS 4
\fIpainter\fP Painter 
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\fIcenter\fP Center of the clock 
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\fIradius\fP Maximum length for the hands 
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\fIdir\fP Dummy, not used. 
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\fIcolorGroup\fP ColorGroup
.RE
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\fBSee also:\fP
.RS 4
\fBdrawHand()\fP 
.RE
.PP

.PP
Reimplemented from \fBQwtDial\fP.
.SS "\fBQwtDialNeedle\fP * QwtAnalogClock::hand (\fBHand\fPhd)"\fBReturns:\fP
.RS 4
Clock hand 
.RE
.PP
\fBParameters:\fP
.RS 4
\fIhd\fP Specifies the type of hand 
.RE
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\fBSee also:\fP
.RS 4
\fBsetHand()\fP 
.RE
.PP

.SS "const \fBQwtDialNeedle\fP * QwtAnalogClock::hand (\fBHand\fPhd) const"\fBReturns:\fP
.RS 4
Clock hand 
.RE
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\fBParameters:\fP
.RS 4
\fIhd\fP Specifies the type of hand 
.RE
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\fBSee also:\fP
.RS 4
\fBsetHand()\fP 
.RE
.PP

.SS "\fBQwtText\fP QwtAnalogClock::scaleLabel (doublevalue) const\fC [protected, virtual]\fP"Find the scale label for a given value
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\fBParameters:\fP
.RS 4
\fIvalue\fP Value 
.RE
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\fBReturns:\fP
.RS 4
Label 
.RE
.PP

.PP
Reimplemented from \fBQwtDial\fP.
.SS "void QwtAnalogClock::setCurrentTime ()\fC [slot]\fP"
.PP
Set the current time. This is the same as \fBQwtAnalogClock::setTime()\fP, but Qt < 3.0 can't handle default parameters for slots. 
.SS "void QwtAnalogClock::setHand (\fBHand\fPhand, \fBQwtDialNeedle\fP *needle)\fC [virtual]\fP"Set a clockhand 
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\fBParameters:\fP
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\fIhand\fP Specifies the type of hand 
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\fIneedle\fP Hand 
.RE
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\fBSee also:\fP
.RS 4
\fBhand()\fP 
.RE
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.SS "void QwtAnalogClock::setTime (const QTime &time = \fCQTime::currentTime()\fP)\fC [slot]\fP"Set a time 
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\fBParameters:\fP
.RS 4
\fItime\fP Time to display 
.RE
.PP


.SH "Author"
.PP 
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