106 lines
2.1 KiB
Groff
106 lines
2.1 KiB
Groff
.TH "QwtCompassMagnetNeedle" 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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QwtCompassMagnetNeedle \- A magnet needle for compass widgets\&.
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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_dial_needle\&.h>\fP
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.PP
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Inherits \fBQwtDialNeedle\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 \fBStyle\fP { \fBTriangleStyle\fP, \fBThinStyle\fP }"
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.br
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.RI "Style of the needle\&. "
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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 "\fBQwtCompassMagnetNeedle\fP (\fBStyle\fP=\fBTriangleStyle\fP, const QColor &light=Qt::white, const QColor &dark=Qt::red)"
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.br
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.RI "Constructor\&. "
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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 *, double length, QPalette::ColorGroup) const override"
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.br
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.in -1c
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.SH "Detailed Description"
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.PP
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A magnet needle for compass widgets\&.
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A magnet needle points to two opposite directions indicating north and south\&.
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.PP
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The following colors are used:
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.IP "\(bu" 2
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QPalette::Light
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.br
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Used for pointing south
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.IP "\(bu" 2
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QPalette::Dark
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.br
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Used for pointing north
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.IP "\(bu" 2
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QPalette::Base
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.br
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Knob (ThinStyle only)
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.PP
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.PP
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\fBSee also\fP
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.RS 4
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\fBQwtDial\fP, \fBQwtCompass\fP
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.RE
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.PP
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.PP
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Definition at line 127 of file qwt_dial_needle\&.h\&.
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.SH "Member Enumeration Documentation"
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.PP
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.SS "enum \fBQwtCompassMagnetNeedle::Style\fP"
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.PP
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Style of the needle\&.
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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\fITriangleStyle \fP\fP
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A needle with a triangular shape\&.
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.TP
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\fB\fIThinStyle \fP\fP
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A thin needle\&.
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.PP
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Definition at line 131 of file qwt_dial_needle\&.h\&.
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.SH "Member Function Documentation"
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.PP
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.SS "void QwtCompassMagnetNeedle::drawNeedle (QPainter * painter, double length, QPalette::ColorGroup colorGroup) const\fC [override]\fP, \fC [protected]\fP, \fC [virtual]\fP"
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Draw the needle
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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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\fIlength\fP Length of the needle
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.br
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\fIcolorGroup\fP Color group, used for painting
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.RE
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.PP
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.PP
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Implements \fBQwtDialNeedle\fP\&.
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.PP
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Definition at line 369 of file qwt_dial_needle\&.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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