#include <qwt_dial_needle.h>

Public Types | |
| enum | Style { TriangleStyle, ThinStyle } |
Public Member Functions | |
| QwtCompassMagnetNeedle (Style=TriangleStyle, const QColor &light=Qt::white, const QColor &dark=Qt::red) | |
| virtual void | draw (QPainter *, const QPoint &, int length, double direction, QPalette::ColorGroup=QPalette::Active) const |
Static Public Member Functions | |
| static void | drawTriangleNeedle (QPainter *, const QPalette &, QPalette::ColorGroup, const QPoint &, int length, double direction) |
| static void | drawThinNeedle (QPainter *, const QPalette &, QPalette::ColorGroup, const QPoint &, int length, double direction) |
Static Protected Member Functions | |
| static void | drawPointer (QPainter *painter, const QBrush &brush, int colorOffset, const QPoint ¢er, int length, int width, double direction) |
A magnet needle points to two opposite directions indicating north and south.
The following colors are used:
Style of the needle.
| QwtCompassMagnetNeedle::QwtCompassMagnetNeedle | ( | Style | style = TriangleStyle, |
|
| const QColor & | light = Qt::white, |
|||
| const QColor & | dark = Qt::red | |||
| ) |
Constructor.
| void QwtCompassMagnetNeedle::draw | ( | QPainter * | painter, | |
| const QPoint & | center, | |||
| int | length, | |||
| double | direction, | |||
| QPalette::ColorGroup | colorGroup = QPalette::Active | |||
| ) | const [virtual] |
Draw the needle
| 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 QwtCompassMagnetNeedle::drawPointer | ( | QPainter * | painter, | |
| const QBrush & | brush, | |||
| int | colorOffset, | |||
| const QPoint & | center, | |||
| int | length, | |||
| int | width, | |||
| double | direction | |||
| ) | [static, protected] |
Draw a compass needle
| painter | Painter | |
| brush | Brush | |
| colorOffset | Color offset | |
| center | Center, where the needle starts | |
| length | Length of the needle | |
| width | Width of the needle | |
| direction | Direction |
| void QwtCompassMagnetNeedle::drawThinNeedle | ( | QPainter * | painter, | |
| const QPalette & | palette, | |||
| QPalette::ColorGroup | colorGroup, | |||
| const QPoint & | center, | |||
| int | length, | |||
| double | direction | |||
| ) | [static] |
Draw a compass needle
| painter | Painter | |
| palette | Palette | |
| colorGroup | Color group | |
| center | Center, where the needle starts | |
| length | Length of the needle | |
| direction | Direction |
| void QwtCompassMagnetNeedle::drawTriangleNeedle | ( | QPainter * | painter, | |
| const QPalette & | palette, | |||
| QPalette::ColorGroup | colorGroup, | |||
| const QPoint & | center, | |||
| int | length, | |||
| double | direction | |||
| ) | [static] |
Draw a compass needle
| painter | Painter | |
| palette | Palette | |
| colorGroup | Color group | |
| center | Center, where the needle starts | |
| length | Length of the needle | |
| direction | Direction |
1.5.8