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qwtcompasswindarrow

QwtCompassWindArrow(3)						 Qwt User's Guide					    QwtCompassWindArrow(3)

NAME

       QwtCompassWindArrow -

       An indicator for the wind direction.

SYNOPSIS

       #include <qwt_dial_needle.h>

       Inherits QwtDialNeedle.

   Public Types
       enum Style { Style1, Style2 }

   Public Member Functions
       virtual void draw (QPainter *, const QPoint &, int length, double direction, QPalette::ColorGroup=QPalette::Active) const
       const QPalette & palette () const
       QwtCompassWindArrow (Style, const QColor &light=Qt::white, const QColor &dark=Qt::gray)
       virtual void setPalette (const QPalette &)

   Static Public Member Functions
       static void drawStyle1Needle (QPainter *, const QPalette &, QPalette::ColorGroup, const QPoint &, int length, double direction)
       static void drawStyle2Needle (QPainter *, const QPalette &, QPalette::ColorGroup, const QPoint &, int length, double direction)

   Static Protected Member Functions
       static void drawKnob (QPainter *, const QPoint &pos, int width, const QBrush &, bool sunken)

Detailed Description
       An indicator for the wind direction.

       QwtCompassWindArrow shows the direction where the wind comes from.

       o QColorGroup::Light
	  Used for Style1, or the light half of Style2

       o QColorGroup::Dark
	  Used for the dark half of Style2

       See also:
	   QwtDial, QwtCompass

Member Enumeration Documentation
   enum QwtCompassWindArrow::Style
       Style of the arrow.

Constructor &; Destructor Documentation
   QwtCompassWindArrow::QwtCompassWindArrow (Stylestyle, 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::draw (QPainter *painter, const QPoint &center, intlength, doubledirection, QPalette::ColorGroupcolorGroup =
       QPalette::Active) const [virtual] Draw the needle
       Parameters:
	   painter Painter
	   center Center of the dial, start position for the needle
	   length Length of the needle
	   direction Direction of the needle, in degrees counter clockwise
	   colorGroup Color group, used for painting

       Implements QwtDialNeedle.

   void QwtDialNeedle::drawKnob (QPainter *painter, const QPoint &pos, intwidth, const QBrush &brush, boolsunken) [static, protected, inherited]
       Draw the knob.

   void QwtCompassWindArrow::drawStyle1Needle (QPainter *painter, const QPalette &palette, QPalette::ColorGroupcolorGroup, const QPoint &center,
       intlength, doubledirection) [static] Draw a compass needle
       Parameters:
	   painter Painter
	   palette Palette
	   colorGroup colorGroup
	   center Center of the dial, start position for the needle
	   length Length of the needle
	   direction Direction of the needle, in degrees counter clockwise

   void QwtCompassWindArrow::drawStyle2Needle (QPainter *painter, const QPalette &palette, QPalette::ColorGroupcolorGroup, const QPoint &center,
       intlength, doubledirection) [static] Draw a compass needle
       Parameters:
	   painter Painter
	   palette Palette
	   colorGroup colorGroup
	   center Center of the dial, start position for the needle
	   length Length of the needle
	   direction Direction of the needle, in degrees counter clockwise

   const QPalette & QwtDialNeedle::palette () const [inherited] Returns:
	   the palette of the needle.

   void QwtDialNeedle::setPalette (const QPalette &palette) [virtual, inherited] Sets the palette for the needle.
       Parameters:
	   palette New Palette

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

Version 5.2.2							  Mon Aug 1 2011					    QwtCompassWindArrow(3)