267 lines
5.2 KiB
Groff
267 lines
5.2 KiB
Groff
.TH "QwtAnalogClock" 3 "Sun Jul 18 2021" "Version 6.2.0" "Qwt User's Guide" \" -*- nroff -*-
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.ad l
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.nh
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.SH NAME
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QwtAnalogClock \- An analog clock\&.
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.SH SYNOPSIS
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.br
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.PP
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.PP
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\fC#include <qwt_analog_clock\&.h>\fP
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.PP
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Inherits \fBQwtDial\fP\&.
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.SS "Public Types"
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.in +1c
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.ti -1c
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.RI "enum \fBHand\fP { \fBSecondHand\fP, \fBMinuteHand\fP, \fBHourHand\fP, \fBNHands\fP }"
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.br
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.in -1c
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.SS "Public Slots"
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.in +1c
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.ti -1c
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.RI "void \fBsetCurrentTime\fP ()"
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.br
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.RI "Set the current time\&. "
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.ti -1c
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.RI "void \fBsetTime\fP (const QTime &)"
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.br
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.in -1c
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.SS "Public Member Functions"
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.in +1c
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.ti -1c
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.RI "\fBQwtAnalogClock\fP (QWidget *parent=NULL)"
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.br
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.ti -1c
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.RI "virtual \fB~QwtAnalogClock\fP ()"
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.br
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.RI "Destructor\&. "
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.ti -1c
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.RI "void \fBsetHand\fP (\fBHand\fP, \fBQwtDialNeedle\fP *)"
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.br
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.ti -1c
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.RI "const \fBQwtDialNeedle\fP * \fBhand\fP (\fBHand\fP) const"
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.br
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.ti -1c
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.RI "\fBQwtDialNeedle\fP * \fBhand\fP (\fBHand\fP)"
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.br
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.in -1c
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.SS "Protected Member Functions"
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.in +1c
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.ti -1c
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.RI "virtual void \fBdrawNeedle\fP (QPainter *, const QPointF &, double radius, double direction, QPalette::ColorGroup) const override"
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.br
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.RI "Draw the needle\&. "
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.ti -1c
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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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.br
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.in -1c
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.SS "Additional Inherited Members"
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.SH "Detailed Description"
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.PP
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An analog clock\&.
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.PP
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\fBExample\fP
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.RS 4
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.PP
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.nf
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#include <qwt_analog_clock\&.h>
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QwtAnalogClock *clock = new QwtAnalogClock(\&.\&.\&.);
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clock->scaleDraw()->setPenWidth(3);
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clock->setLineWidth(6);
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clock->setFrameShadow(QwtDial::Sunken);
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clock->setTime();
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// update the clock every second
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QTimer *timer = new QTimer(clock);
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timer->connect(timer, SIGNAL(timeout()), clock, SLOT(setCurrentTime()));
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timer->start(1000);
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.fi
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.PP
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.RE
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.PP
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\fBNote\fP
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.RS 4
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The examples/dials example shows how to use \fBQwtAnalogClock\fP\&.
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.RE
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.PP
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.PP
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Definition at line 43 of file qwt_analog_clock\&.h\&.
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.SH "Member Enumeration Documentation"
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.PP
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.SS "enum \fBQwtAnalogClock::Hand\fP"
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Hand type
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.PP
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\fBSee also\fP
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.RS 4
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\fBsetHand()\fP, \fBhand()\fP
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.RE
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.PP
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.PP
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\fBEnumerator\fP
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.in +1c
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.TP
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\fB\fISecondHand \fP\fP
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Needle displaying the seconds\&.
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.TP
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\fB\fIMinuteHand \fP\fP
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Needle displaying the minutes\&.
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.TP
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\fB\fIHourHand \fP\fP
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Needle displaying the hours\&.
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.TP
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\fB\fINHands \fP\fP
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Number of needles\&.
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.PP
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Definition at line 52 of file qwt_analog_clock\&.h\&.
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.SH "Constructor & Destructor Documentation"
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.PP
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.SS "QwtAnalogClock::QwtAnalogClock (QWidget * parent = \fCNULL\fP)\fC [explicit]\fP"
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Constructor
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.PP
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\fBParameters\fP
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.RS 4
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\fIparent\fP Parent widget
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.RE
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.PP
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.PP
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Definition at line 51 of file qwt_analog_clock\&.cpp\&.
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.SH "Member Function Documentation"
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.PP
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.SS "void QwtAnalogClock::drawHand (QPainter * painter, \fBHand\fP hd, const QPointF & center, double radius, double direction, QPalette::ColorGroup cg) const\fC [protected]\fP, \fC [virtual]\fP"
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Draw a clock hand
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.PP
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\fBParameters\fP
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.RS 4
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\fIpainter\fP Painter
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.br
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\fIhd\fP Specify the type of hand
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.br
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\fIcenter\fP Center of the clock
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.br
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\fIradius\fP Maximum length for the hands
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.br
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\fIdirection\fP Direction of the hand in degrees, counter clockwise
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.br
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\fIcg\fP ColorGroup
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.RE
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.PP
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.PP
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Definition at line 239 of file qwt_analog_clock\&.cpp\&.
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.SS "void QwtAnalogClock::drawNeedle (QPainter * painter, const QPointF & center, double radius, double direction, QPalette::ColorGroup colorGroup) const\fC [override]\fP, \fC [protected]\fP, \fC [virtual]\fP"
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.PP
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Draw the needle\&. A clock has no single needle but three hands instead\&. \fBdrawNeedle()\fP translates \fBvalue()\fP into directions for the hands and calls \fBdrawHand()\fP\&.
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.PP
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\fBParameters\fP
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.RS 4
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\fIpainter\fP Painter
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.br
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\fIcenter\fP Center of the clock
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.br
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\fIradius\fP Maximum length for the hands
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.br
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\fIdirection\fP Dummy, not used\&.
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.br
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\fIcolorGroup\fP ColorGroup
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.RE
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.PP
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\fBSee also\fP
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.RS 4
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\fBdrawHand()\fP
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.RE
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.PP
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.PP
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Reimplemented from \fBQwtDial\fP\&.
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.PP
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Definition at line 202 of file qwt_analog_clock\&.cpp\&.
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.SS "\fBQwtDialNeedle\fP * QwtAnalogClock::hand (\fBHand\fP hd)"
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.PP
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\fBReturns\fP
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.RS 4
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Clock hand
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.RE
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.PP
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\fBParameters\fP
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.RS 4
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\fIhd\fP Specifies the type of hand
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.RE
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.PP
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\fBSee also\fP
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.RS 4
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\fBsetHand()\fP
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.RE
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.PP
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.PP
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Definition at line 146 of file qwt_analog_clock\&.cpp\&.
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.SS "const \fBQwtDialNeedle\fP * QwtAnalogClock::hand (\fBHand\fP hd) const"
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.PP
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\fBReturns\fP
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.RS 4
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Clock hand
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.RE
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.PP
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\fBParameters\fP
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.RS 4
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\fIhd\fP Specifies the type of hand
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.RE
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.PP
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\fBSee also\fP
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.RS 4
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\fBsetHand()\fP
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.RE
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.PP
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.PP
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Definition at line 159 of file qwt_analog_clock\&.cpp\&.
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.SS "void QwtAnalogClock::setHand (\fBHand\fP hand, \fBQwtDialNeedle\fP * needle)"
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Set a clock hand
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.PP
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\fBParameters\fP
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.RS 4
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\fIhand\fP Specifies the type of hand
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.br
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\fIneedle\fP Hand
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.RE
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.PP
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\fBSee also\fP
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.RS 4
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\fBhand()\fP
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.RE
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.PP
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.PP
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Definition at line 132 of file qwt_analog_clock\&.cpp\&.
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.SS "void QwtAnalogClock::setTime (const QTime & time)\fC [slot]\fP"
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Set a time
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.PP
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\fBParameters\fP
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.RS 4
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\fItime\fP Time to display
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.RE
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.PP
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.PP
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Definition at line 176 of file qwt_analog_clock\&.cpp\&.
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.SH "Author"
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.PP
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Generated automatically by Doxygen for Qwt User's Guide from the source code\&.
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