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kio: remove unused KFileItemDelegate::Private::transition() method

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Signed-off-by: Ivailo Monev <xakepa10@gmail.com>
This commit is contained in:
Ivailo Monev 2023-07-29 21:48:11 +03:00
parent 964f78287f
commit 5e358d3015
1 changed files with 0 additions and 58 deletions
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58
kio/kio/kfileitemdelegate.cpp
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@ -93,7 +93,6 @@ class KFileItemDelegate::Private
void drawTextItems(QPainter *painter, const QTextLayout &labelLayout, const QTextLayout &infoLayout, void drawTextItems(QPainter *painter, const QTextLayout &labelLayout, const QTextLayout &infoLayout,
const QRect &textBoundingRect) const; const QRect &textBoundingRect) const;
QPixmap applyHoverEffect(const QPixmap &icon) const; QPixmap applyHoverEffect(const QPixmap &icon) const;
QPixmap transition(const QPixmap &from, const QPixmap &to, qreal amount) const;
void initStyleOption(QStyleOptionViewItemV4 *option, const QModelIndex &index) const; void initStyleOption(QStyleOptionViewItemV4 *option, const QModelIndex &index) const;
void drawFocusRect(QPainter *painter, const QStyleOptionViewItemV4 &option, const QRect &rect) const; void drawFocusRect(QPainter *painter, const QStyleOptionViewItemV4 &option, const QRect &rect) const;
@ -554,63 +553,6 @@ QPixmap KFileItemDelegate::Private::applyHoverEffect(const QPixmap &icon) const
return icon; return icon;
} }
QPixmap KFileItemDelegate::Private::transition(const QPixmap &from, const QPixmap &to, qreal amount) const
{
int value = int(0xff * amount);
if (value == 0 || to.isNull())
return from;
if (value == 0xff || from.isNull())
return to;
QColor color;
color.setAlphaF(amount);
// If the native paint engine supports Porter/Duff compositing and CompositionMode_Plus
if (from.paintEngine()->hasFeature(QPaintEngine::PorterDuff) &&
from.paintEngine()->hasFeature(QPaintEngine::BlendModes))
{
QPixmap under = from;
QPixmap over = to;
QPainter p;
p.begin(&over);
p.setCompositionMode(QPainter::CompositionMode_DestinationIn);
p.fillRect(over.rect(), color);
p.end();
p.begin(&under);
p.setCompositionMode(QPainter::CompositionMode_DestinationOut);
p.fillRect(under.rect(), color);
p.setCompositionMode(QPainter::CompositionMode_Plus);
p.drawPixmap(0, 0, over);
p.end();
return under;
} else {
// Fall back to using QRasterPaintEngine to do the transition.
QImage under = from.toImage();
QImage over = to.toImage();
QPainter p;
p.begin(&over);
p.setCompositionMode(QPainter::CompositionMode_DestinationIn);
p.fillRect(over.rect(), color);
p.end();
p.begin(&under);
p.setCompositionMode(QPainter::CompositionMode_DestinationOut);
p.fillRect(under.rect(), color);
p.setCompositionMode(QPainter::CompositionMode_Plus);
p.drawImage(0, 0, over);
p.end();
return QPixmap::fromImage(under);
}
}
void KFileItemDelegate::Private::layoutTextItems(const QStyleOptionViewItemV4 &option, const QModelIndex &index, void KFileItemDelegate::Private::layoutTextItems(const QStyleOptionViewItemV4 &option, const QModelIndex &index,
QTextLayout *labelLayout, QTextLayout *infoLayout, QTextLayout *labelLayout, QTextLayout *infoLayout,
QRect *textBoundingRect) const QRect *textBoundingRect) const