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Eneboo - Documentación para desarrolladores
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Base class for needles that can be used in a QwtDial. Más...
#include <qwt_dial_needle.h>
Métodos públicos | |
| QwtDialNeedle () | |
| Constructor. | |
| virtual | ~QwtDialNeedle () |
| Destructor. | |
| virtual void | draw (QPainter *painter, const QPoint ¢er, int length, double direction, QPalette::ColorGroup cg=QPalette::Active) const =0 |
| virtual void | setPalette (const QPalette &) |
| const QPalette & | palette () const |
Métodos protegidos estáticos | |
| static void | drawKnob (QPainter *, const QPoint &pos, int width, const QBrush &, bool sunken) |
| Draw the knob. | |
Base class for needles that can be used in a QwtDial.
QwtDialNeedle is a pointer that indicates a value by pointing to a specific direction.
Qwt is missing a set of good looking needles. Contributions are very welcome.
| QwtDialNeedle::QwtDialNeedle | ( | ) |
Constructor.
| QwtDialNeedle::~QwtDialNeedle | ( | ) | [virtual] |
Destructor.
| virtual void QwtDialNeedle::draw | ( | QPainter * | painter, |
| const QPoint & | center, | ||
| int | length, | ||
| double | direction, | ||
| QPalette::ColorGroup | cg = QPalette::Active |
||
| ) | const [pure 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 |
| cg | Color group, used for painting |
Implementado en QwtDialSimpleNeedle, QwtCompassMagnetNeedle y QwtCompassWindArrow.
| void QwtDialNeedle::drawKnob | ( | QPainter * | painter, |
| const QPoint & | pos, | ||
| int | width, | ||
| const QBrush & | brush, | ||
| bool | sunken | ||
| ) | [static, protected] |
Draw the knob.
| const QPalette & QwtDialNeedle::palette | ( | ) | const |
| void QwtDialNeedle::setPalette | ( | const QPalette & | palette | ) | [virtual] |
Sets the palette for the needle.
| palette | New Palette |
1.7.4