qwtdial.3

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.RS 4
\fBQwtDial::showBackground\fP, QWidget::setMask 
.RE
.PP

.SS "void QwtDial::keyPressEvent (QKeyEvent * e)\fC [protected, virtual]\fP"
.PP
Handles key events
.PP
.IP "\(bu" 2
Key_Down, KeyLeft
.br
 Decrement by 1
.IP "\(bu" 2
Key_Prior
.br
 Decrement by \fBpageSize()\fP
.IP "\(bu" 2
Key_Home
.br
 Set the value to \fBminValue()\fP
.PP
.PP
.IP "\(bu" 2
Key_Up, KeyRight
.br
 Increment by 1
.IP "\(bu" 2
Key_Next
.br
 Increment by \fBpageSize()\fP
.IP "\(bu" 2
Key_End
.br
 Set the value to \fBmaxValue()\fP
.PP
.PP
\fBSee also:\fP
.RS 4
\fBisReadOnly()\fP 
.RE
.PP
Reimplemented from \fBQwtSliderBase\fP.
.PP
Reimplemented in \fBQwtCompass\fP.
.SS "int QwtDial::lineWidth () const"
.PP
\fBReturns:\fP
.RS 4
Line width of the frame 
.RE
.PP
\fBSee also:\fP
.RS 4
\fBQwtDial::setLineWidth\fP, \fBQwtDial::frameShadow\fP, QFrame::lineWidth 
.RE
.PP

.SS "double QwtDial::maxScaleArc () const"
.PP
Return the upper limit of the scale arc. 
.SS "QSize QwtDial::minimumSizeHint () const\fC [virtual]\fP"
.PP
Return a minimum size hint. \fBWarning:\fP
.RS 4
The return value of \fBQwtDial::minimumSizeHint()\fP depends on the font and the scale. 
.RE
.PP

.SS "double QwtDial::minScaleArc () const"
.PP
Return the lower limit of the scale arc. 
.SS "\fBQwtDial::Mode\fP QwtDial::mode () const"
.PP
\fBReturns:\fP
.RS 4
mode of the dial.
.RE
.PP
The value of the dial is indicated by the difference between the origin and the direction of the needle. In case of QwtDial::RotateNeedle the scale arc is fixed to the \fBorigin()\fP and the needle is rotating, in case of QwtDial::RotateScale, the needle points to \fBorigin()\fP and the scale is rotating.
.PP
The default mode is QwtDial::RotateNeedle.
.PP
\fBSee also:\fP
.RS 4
\fBQwtDial::setMode\fP, \fBQwtDial::origin\fP, \fBQwtDial::setScaleArc\fP, \fBQwtDial::value\fP 
.RE
.PP

.SS "\fBQwtDialNeedle\fP * QwtDial::needle ()"
.PP
\fBReturns:\fP
.RS 4
needle 
.RE
.PP
\fBSee also:\fP
.RS 4
\fBQwtDial::setNeedle\fP 
.RE
.PP

.SS "const  \fBQwtDialNeedle\fP * QwtDial::needle () const"
.PP
\fBReturns:\fP
.RS 4
needle 
.RE
.PP
\fBSee also:\fP
.RS 4
\fBQwtDial::setNeedle\fP 
.RE
.PP

.SS "double QwtDial::origin () const"
.PP
The origin is the angle where scale and needle is relative to.
.PP
\fBReturns:\fP
.RS 4
Origin of the dial 
.RE
.PP
\fBSee also:\fP
.RS 4
\fBQwtDial::setOrigin()\fP 
.RE
.PP

.SS "void QwtDial::paintEvent (QPaintEvent *)\fC [protected, virtual]\fP"
.PP
Repaint the dial. 
.SS "void QwtDial::rangeChange ()\fC [protected, virtual]\fP"
.PP
\fBQwtDblRange\fP update hook. Reimplemented from \fBQwtDblRange\fP.
.SS "void QwtDial::resizeEvent (QResizeEvent *)\fC [protected, virtual]\fP"
.PP
Resize the dial widget. 
.SS "QRect QwtDial::scaleContentsRect () const\fC [virtual]\fP"
.PP
\fBReturns:\fP
.RS 4
rect inside the scale 
.RE
.PP
\fBSee also:\fP
.RS 4
\fBsetLineWidth\fP, \fBQwtDial::boundingRect\fP, \fBQwtDial::contentsRect\fP 
.RE
.PP

.SS "const \fBQwtDialScaleDraw\fP* QwtDial::scaleDraw () const"
.PP
Return the scale draw. 
.SS "\fBQwtDialScaleDraw\fP* QwtDial::scaleDraw ()"
.PP
Return the scale draw. 
.SS "QString QwtDial::scaleLabel (double value) const\fC [protected, virtual]\fP"
.PP
\fBReturns:\fP
.RS 4
the label for a value 
.RE
.PP
Reimplemented in \fBQwtAnalogClock\fP, and \fBQwtCompass\fP.
.SS "void QwtDial::setFrameShadow (\fBShadow\fP shadow)"
.PP
Sets the frame shadow value from the frame style. 
.PP
\fBParameters:\fP
.RS 4
\fIshadow\fP Frame shadow 
.RE
.PP
\fBSee also:\fP
.RS 4
\fBQwtDial::setLineWidth\fP, QFrame::setFrameShadow 
.RE
.PP

.SS "void QwtDial::setLineWidth (int lineWidth)"
.PP
Sets the line width
.PP
\fBParameters:\fP
.RS 4
\fIlineWidth\fP Line width 
.RE
.PP
\fBSee also:\fP
.RS 4
\fBQwtDial::setFrameShadow\fP 
.RE
.PP

.SS "void QwtDial::setMode (\fBMode\fP mode)"
.PP
Change the mode of the meter. \fBParameters:\fP
.RS 4
\fImode\fP New mode
.RE
.PP
The value of the meter is indicated by the difference between north of the scale and the direction of the needle. In case of QwtDial::RotateNeedle north is pointing to the \fBorigin()\fP and the needle is rotating, in case of QwtDial::RotateScale, the needle points to \fBorigin()\fP and the scale is rotating.
.PP
The default mode is QwtDial::RotateNeedle.
.PP
\fBSee also:\fP
.RS 4
\fBQwtDial::mode\fP, \fBQwtDial::setValue\fP, \fBQwtDial::setOrigin\fP 
.RE
.PP

.SS "void QwtDial::setNeedle (\fBQwtDialNeedle\fP * needle)\fC [virtual]\fP"
.PP
Set a needle for the dial
.PP
Qwt is missing a set of good looking needles. Contributions are very welcome.
.PP
\fBParameters:\fP
.RS 4
\fIneedle\fP Needle 
.RE
.PP
\fBWarning:\fP
.RS 4
The needle will be deleted, when a different needle is set or in ~QwtDial 
.RE
.PP

.SS "void QwtDial::setOrigin (double origin)\fC [virtual]\fP"
.PP
Change the origin. The origin is the angle where scale and needle is relative to.
.PP
\fBParameters:\fP
.RS 4
\fIorigin\fP New origin 
.RE
.PP
\fBSee also:\fP
.RS 4
\fBQwtDial::origin()\fP 
.RE
.PP

.SS "void QwtDial::setScale (int maxMajIntv, int maxMinIntv, double step = 0.0)\fC [virtual]\fP"
.PP
Change the intervals of the scale 
.PP
\fBSee also:\fP
.RS 4
\fBQwtScaleDraw::setScale\fP 
.RE
.PP

.SS "void QwtDial::setScaleArc (double minArc, double maxArc)"
.PP
Change the arc of the scale
.PP
\fBParameters:\fP
.RS 4
\fIminArc\fP Lower limit 
.br
\fImaxArc\fP Upper limit 
.RE
.PP

.SS "void QwtDial::setScaleDraw (\fBQwtDialScaleDraw\fP * scaleDraw)\fC [virtual]\fP"
.PP
Set an individual scale draw
.PP
\fBWarning:\fP
.RS 4
The previous scale draw is deleted 
.RE
.PP

.SS "void QwtDial::setScaleOptions (int options)"
.PP
A wrapper method for accessing the scale draw.
.PP
.IP "\(bu" 2
options == 0
.br
 No visible scale: setScaleDraw(NULL)
.IP "\(bu" 2
options & ScaleBackbone
.br
 En/disable the backbone of the scale.
.IP "\(bu" 2
options & ScaleTicks
.br
 Don磘 change anything. Otherwise set all tick lengths to 0.
.IP "\(bu" 2
options & ScaleLabel
.br
 En/disable scale labels
.PP
.PP
\fBSee also:\fP
.RS 4
\fBQwtScaleDraw\fP:.setOptions, \fBQwtScaleDraw::setTickLength\fP, \fBQwtDialScaleDraw::showLabels\fP 
.RE
.PP

.SS "void QwtDial::setScaleTicks (int minLen, int medLen, int majLen, int penWidth = 1)"
.PP
See: \fBQwtScaleDraw::setTickLength\fP, \fBQwtDialScaleDraw::setPenWidth\fP. 
.SS "void QwtDial::setWrapping (bool wrapping)\fC [virtual]\fP"
.PP
Sets whether it is possible to step the value from the highest value to the lowest value and vice versa to on.
.PP
\fBParameters:\fP
.RS 4
\fIwrapping\fP en/disables wrapping
.RE
.PP
\fBSee also:\fP
.RS 4
\fBQwtDial::wrapping\fP, \fBQwtDblRange::periodic\fP 
.RE
.PP
\fBNote:\fP
.RS 4
The meaning of wrapping is like the wrapping property of QSpinBox, but not like it is used in QDial. 
.RE
.PP

.SS "void QwtDial::showBackground (bool show)"
.PP
Show/Hide the area outside of the frame 
.PP
\fBParameters:\fP
.RS 4
\fIshow\fP Show if TRUE, hide if FALSE
.RE
.PP
\fBSee also:\fP
.RS 4
\fBQwtDial::hasVisibleBackground\fP, QWidget::setMask 
.RE
.PP
\fBWarning:\fP
.RS 4
When QwtDial is a toplevel widget the window border might disappear too. 
.RE
.PP

.SS "QSize QwtDial::sizeHint () const\fC [virtual]\fP"
.PP
\fBReturns:\fP
.RS 4
\fBQwtDial::sizeHint()\fP 
.RE
.PP

.SS "void QwtDial::updateScale ()\fC [protected]\fP"
.PP
Update the scale with the current attributes 
.PP
\fBSee also:\fP
.RS 4
\fBQwtDial::setScale\fP 
.RE
.PP

.SS "void QwtDial::valueChange ()\fC [protected, virtual]\fP"
.PP
\fBQwtDblRange\fP update hook. Reimplemented from \fBQwtSliderBase\fP.
.SS "bool QwtDial::wrapping () const"
.PP
\fBwrapping()\fP holds whether it is possible to step the value from the highest value to the lowest value and vice versa.
.PP
\fBSee also:\fP
.RS 4
\fBQwtDial::setWrapping\fP, \fBQwtDblRange::setPeriodic\fP 
.RE
.PP
\fBNote:\fP
.RS 4
The meaning of wrapping is like the wrapping property of QSpinBox, but not like it is used in QDial. 
.RE
.PP


.SH "Author"
.PP 
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