NAME

       QwtCompassWindArrow - An indicator for the wind direction.

SYNOPSIS

       #include <qwt_dial_needle.h>

       Inherits QwtDialNeedle.

   Public Types
       enum Style { Style1, Style2 }
           Style of the arrow.

   Public Member Functions
       QwtCompassWindArrow (Style, const QColor &light=Qt::white, const QColor &dark=Qt::gray)

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

Detailed Description

       An indicator for the wind direction.

       QwtCompassWindArrow shows the direction where the wind comes from.

       • QPalette::Light
          Used for Style1, or the light half of Style2

       • QPalette::Dark
          Used for the dark half of Style2

       See also:
           QwtDial, QwtCompass

Member Enumeration Documentation

   enum QwtCompassWindArrow::Style
       Style of the arrow.

       Enumerator

       Style1 A needle pointing to the center.

       Style2 A needle pointing to the center.

Constructor & Destructor Documentation

   QwtCompassWindArrow::QwtCompassWindArrow (Style style, const QColor & light = Qt::white, const
       QColor & dark = Qt::gray)
       Constructor

       Parameters:
           style Arrow style
           light Light color
           dark Dark color

Member Function Documentation

   void QwtCompassWindArrow::drawNeedle (QPainter * painter, double length, QPalette::ColorGroup
       colorGroup) const [protected],  [virtual]
       Draw the needle

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

       Implements QwtDialNeedle.

Author

       Generated automatically by Doxygen for Qwt User's Guide from the source code.