diff options
Diffstat (limited to 'src/gui/styles/qcommonstyle.cpp')
| -rw-r--r-- | src/gui/styles/qcommonstyle.cpp | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/src/gui/styles/qcommonstyle.cpp b/src/gui/styles/qcommonstyle.cpp index 4d3272c..4c9541b 100644 --- a/src/gui/styles/qcommonstyle.cpp +++ b/src/gui/styles/qcommonstyle.cpp @@ -3070,9 +3070,9 @@ static QPolygonF calcArrow(const QStyleOptionSlider *dial, qreal &a) int currentSliderPosition = dial->upsideDown ? dial->sliderPosition : (dial->maximum - dial->sliderPosition); if (dial->maximum == dial->minimum) - a = Q_PI2; + a = Q_PI / 2; else if (dial->dialWrapping) - a = Q_PI2 * 3 - (currentSliderPosition - dial->minimum) * Q_2PI + a = Q_PI * 3 / 2 - (currentSliderPosition - dial->minimum) * 2 * Q_PI / (dial->maximum - dial->minimum); else a = (Q_PI * 8 - (currentSliderPosition - dial->minimum) * 10 * Q_PI @@ -3087,13 +3087,12 @@ static QPolygonF calcArrow(const QStyleOptionSlider *dial, qreal &a) int back = len / 2; QPolygonF arrow(3); - const qreal five_div_by_six = 5 / 6; - arrow[0] = QPointF(qreal(0.5) + xc + len * qCos(a), - qreal(0.5) + yc - len * qSin(a)); - arrow[1] = QPointF(qreal(0.5) + xc + back * qCos(a + Q_PI * five_div_by_six), - qreal(0.5) + yc - back * qSin(a + Q_PI * five_div_by_six)); - arrow[2] = QPointF(qreal(0.5) + xc + back * qCos(a - Q_PI * five_div_by_six), - qreal(0.5) + yc - back * qSin(a - Q_PI * five_div_by_six)); + arrow[0] = QPointF(0.5 + xc + len * qCos(a), + 0.5 + yc - len * qSin(a)); + arrow[1] = QPointF(0.5 + xc + back * qCos(a + Q_PI * 5 / 6), + 0.5 + yc - back * qSin(a + Q_PI * 5 / 6)); + arrow[2] = QPointF(0.5 + xc + back * qCos(a - Q_PI * 5 / 6), + 0.5 + yc - back * qSin(a - Q_PI * 5 / 6)); return arrow; } |