NAME

QwtCompassMagnetNeedle - A magnet needle for compass widgets.

SYNOPSIS

#include <qwt_dial_needle.h>

Inherits QwtDialNeedle.

enum Style { TriangleStyle, ThinStyle }
Style of the needle.

QwtCompassMagnetNeedle (Style=TriangleStyle, const QColor &light=Qt::white, const QColor &dark=Qt::red)
Constructor.

virtual void drawNeedle (QPainter *, double length, QPalette::ColorGroup) const

A magnet needle for compass widgets.

A magnet needle points to two opposite directions indicating north and south.

The following colors are used:

See also:

QwtDial, QwtCompass

Style of the needle.

Enumerator

Draw the needle

Parameters:

painter Painter
length Length of the needle
colorGroup Color group, used for painting

Implements QwtDialNeedle.

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