conflicting packages
QwtCompassMagnetNeedle(3) | Qwt User's Guide | QwtCompassMagnetNeedle(3) |
NAME¶
QwtCompassMagnetNeedle - A magnet needle for compass widgets.SYNOPSIS¶
#include <qwt_dial_needle.h>
Inherits QwtDialNeedle.
Public Types¶
enum Style { TriangleStyle, ThinStyle }
Style of the needle.
Public Member Functions¶
QwtCompassMagnetNeedle (Style=TriangleStyle, const QColor &light=Qt::white, const QColor &dark=Qt::red)
Constructor.
Protected Member Functions¶
virtual void drawNeedle (QPainter *, double length, QPalette::ColorGroup) const
Detailed Description¶
A magnet needle for compass widgets.A magnet needle points to two opposite directions indicating north and south.
The following colors are used:
- QPalette::Light Used for pointing south
- QPalette::Dark Used for pointing north
- QPalette::Base Knob (ThinStyle only)
See also:
QwtDial, QwtCompass
Member Enumeration Documentation¶
enum QwtCompassMagnetNeedle::Style¶
Style of the needle.Enumerator
- TriangleStyle
- A needle with a triangular shape.
- ThinStyle
- A thin needle.
Member Function Documentation¶
void QwtCompassMagnetNeedle::drawNeedle (QPainter * painter, double length, QPalette::ColorGroup colorGroup) const [protected], [virtual]¶
Draw the needleParameters:
painter Painter
length Length of the needle
colorGroup Color group, used for painting
length Length of the needle
colorGroup Color group, used for painting
Implements QwtDialNeedle.
Author¶
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