diff options
-rw-r--r-- | src/widgets/styles/qstylehelper.cpp | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/widgets/styles/qstylehelper.cpp b/src/widgets/styles/qstylehelper.cpp index 2df4745627..f79e83be61 100644 --- a/src/widgets/styles/qstylehelper.cpp +++ b/src/widgets/styles/qstylehelper.cpp @@ -226,7 +226,7 @@ QPolygonF calcLines(const QStyleOptionSlider *dial) void drawDial(const QStyleOptionSlider *option, QPainter *painter) { - QPalette pal = option->palette; + const QPalette pal = option->palette; QColor buttonColor = pal.button().color(); const int width = option->rect.width(); const int height = option->rect.height(); @@ -240,7 +240,11 @@ void drawDial(const QStyleOptionSlider *option, QPainter *painter) // Draw notches if (option->subControls & QStyle::SC_DialTickmarks) { - painter->setPen(option->palette.dark().color().darker(120)); + const bool inverted = pal.window().color().lightness() < pal.text().color().lightness() + && pal.light().color().lightness() > pal.dark().color().lightness(); + const QColor notchColor = inverted ? pal.light().color().lighter(120) + : pal.dark().color().darker(120); + painter->setPen(notchColor); painter->drawLines(QStyleHelper::calcLines(option)); } |