A magnet needle for compass widgets. More...
#include <qwt_dial_needle.h>
Inheritance diagram for QwtCompassMagnetNeedle:
Public Types | |
| enum | Style { TriangleStyle, ThinStyle } |
| Style of the needle. More... | |
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 |
Private Attributes | |
| Style | d_style |
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
Definition at line 128 of file qwt_dial_needle.h.
Member Enumeration Documentation
Style of the needle.
Definition at line 132 of file qwt_dial_needle.h.
Constructor & Destructor Documentation
| QwtCompassMagnetNeedle::QwtCompassMagnetNeedle | ( | Style | style = TriangleStyle, |
| const QColor & | light = Qt::white, |
||
| const QColor & | dark = Qt::red |
||
| ) |
Constructor.
Definition at line 356 of file qwt_dial_needle.cpp.
Member Function Documentation
| void QwtCompassMagnetNeedle::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.
Definition at line 375 of file qwt_dial_needle.cpp.
Member Data Documentation
Style QwtCompassMagnetNeedle::d_style [private] |
Definition at line 149 of file qwt_dial_needle.h.
The documentation for this class was generated from the following files: