QwtCompassWindArrow3
An indicator for the wind direction.
Usage
#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 |
|---|---|
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QPalette::Dark |
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.
Releases
11 releases since Debian 3.1 (Sarge); the text changed 5 times.