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Revert "QCommonStyle: paint arrows with anti-aliasing"

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This reverts commit 74e8f673b827c57ebf2bf802840c19e4a1ac848b.

Reason for revert: the change as is makes the rendering of arrows in the
styles unpleasantly blurry.

Change-Id: I59ccd7373631a550276465caffb7d3074ff5893c
Reviewed-by: Axel Spoerl <axel.spoerl@qt.io>
(cherry picked from commit 35309856201dea2f14e53468a3c39a777c062729)
Reviewed-by: Volker Hilsheimer <volker.hilsheimer@qt.io>
This commit is contained in:
Axel Spoerl 2024-04-26 08:27:10 +00:00 committed by Christian Ehrlicher
parent f268b98289
commit c03274c5c4
1 changed files with 3 additions and 5 deletions
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8
src/widgets/styles/qcommonstyle.cpp
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@ -763,10 +763,9 @@ void QCommonStyle::drawPrimitive(PrimitiveElement pe, const QStyleOption *opt, Q
if (!QPixmapCache::find(pixmapName, &pixmap)) { if (!QPixmapCache::find(pixmapName, &pixmap)) {
const qreal border = pixelRatio * (size / 5.); const qreal border = pixelRatio * (size / 5.);
const qreal sqsize = pixelRatio * size; const qreal sqsize = pixelRatio * size;
QImage image(sqsize, sqsize, QImage::Format_ARGB32_Premultiplied); pixmap = QPixmap(QSize(size, size));
image.fill(Qt::transparent); pixmap.fill(Qt::transparent);
QPainter imagePainter(&image); QPainter imagePainter(&pixmap);
imagePainter.setRenderHint(QPainter::Antialiasing);
QPolygonF poly; QPolygonF poly;
switch (pe) { switch (pe) {
@ -813,7 +812,6 @@ void QCommonStyle::drawPrimitive(PrimitiveElement pe, const QStyleOption *opt, Q
imagePainter.drawPolygon(poly); imagePainter.drawPolygon(poly);
imagePainter.end(); imagePainter.end();
pixmap = QPixmap::fromImage(image);
pixmap.setDevicePixelRatio(pixelRatio); pixmap.setDevicePixelRatio(pixelRatio);
QPixmapCache::insert(pixmapName, pixmap); QPixmapCache::insert(pixmapName, pixmap);
} }