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Diffstat (limited to 'src/widgets/styles/qpixmapstyle.cpp')
-rw-r--r-- | src/widgets/styles/qpixmapstyle.cpp | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/src/widgets/styles/qpixmapstyle.cpp b/src/widgets/styles/qpixmapstyle.cpp index e973a96a91..ce37065fb6 100644 --- a/src/widgets/styles/qpixmapstyle.cpp +++ b/src/widgets/styles/qpixmapstyle.cpp @@ -819,11 +819,14 @@ void QPixmapStyle::drawProgressBarFill(const QStyleOption *option, drawCachedPixmap(vertical ? PB_VComplete : PB_HComplete, option->rect, painter); } else { - if (pbar->progress == 0) + if (pbar->progress == pbar->minimum) return; - const int maximum = pbar->maximum; - const qreal ratio = qreal(vertical?option->rect.height():option->rect.width())/maximum; - const int progress = pbar->progress*ratio; + const auto totalSteps = qint64(pbar->maximum) - pbar->minimum; + const auto progressSteps = qint64(pbar->progress) - pbar->minimum; + const auto availablePixels = vertical ? option->rect.height() : option->rect.width(); + const auto pixelsPerStep = double(availablePixels) / totalSteps; + + const auto progress = static_cast<int>(progressSteps * pixelsPerStep); // width in pixels QRect optRect = option->rect; if (vertical) { |