Support fractional scaling when scaling card images (#4962)
Fixes #4880
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@ -621,7 +621,7 @@ void PictureLoader::getPixmap(QPixmap &pixmap, CardInfoPtr card, QSize size)
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QPixmap bigPixmap;
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if (QPixmapCache::find(key, &bigPixmap)) {
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QScreen *screen = qApp->primaryScreen();
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int dpr = screen->devicePixelRatio();
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qreal dpr = screen->devicePixelRatio();
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pixmap = bigPixmap.scaled(size * dpr, Qt::KeepAspectRatio, Qt::SmoothTransformation);
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pixmap.setDevicePixelRatio(dpr);
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QPixmapCache::insert(sizeKey, pixmap);
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