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Qwt User's Guide
6.0.2
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#include <qwt_dial_needle.h>

Public Types | |
| enum | Style { Style1, Style2 } |
Public Member Functions | |
| QwtCompassWindArrow (Style, const QColor &light=Qt::white, const QColor &dark=Qt::gray) | |
Public Member Functions inherited from QwtDialNeedle | |
| QwtDialNeedle () | |
| virtual | ~QwtDialNeedle () |
| virtual void | draw (QPainter *painter, const QPointF ¢er, double length, double direction, QPalette::ColorGroup=QPalette::Active) const |
| const QPalette & | palette () const |
| virtual void | setPalette (const QPalette &) |
Protected Member Functions | |
| virtual void | drawNeedle (QPainter *, double length, QPalette::ColorGroup) const |
Protected Member Functions inherited from QwtDialNeedle | |
| virtual void | drawKnob (QPainter *, double width, const QBrush &, bool sunken) const |
An indicator for the wind direction.
QwtCompassWindArrow shows the direction where the wind comes from.
| QwtCompassWindArrow::QwtCompassWindArrow | ( | Style | style, |
| const QColor & | light = Qt::white, |
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| const QColor & | dark = Qt::gray |
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| ) |
Constructor
| style | Arrow style |
| light | Light color |
| dark | Dark color |
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protectedvirtual |
Draw the needle
| painter | Painter |
| length | Length of the needle |
| colorGroup | Color group, used for painting |
Implements QwtDialNeedle.
1.8.1