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Fix the image shrinking due to repeated scaling and FP precision loss.

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This commit is contained in:
Lukas Brübach 2024-12-21 22:23:02 +01:00
parent 3cf0904651
commit 1365eb9146
1 changed files with 8 additions and 7 deletions
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15
cockatrice/src/client/ui/widgets/cards/card_info_picture_widget.cpp
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@ -141,6 +141,7 @@ void CardInfoPictureWidget::loadPixmap()
void CardInfoPictureWidget::paintEvent(QPaintEvent *event) void CardInfoPictureWidget::paintEvent(QPaintEvent *event)
{ {
QWidget::paintEvent(event); QWidget::paintEvent(event);
if (width() == 0 || height() == 0) { if (width() == 0 || height() == 0) {
return; return;
} }
@ -159,19 +160,19 @@ void CardInfoPictureWidget::paintEvent(QPaintEvent *event)
// Adjust scaling after rotation // Adjust scaling after rotation
const QSize availableSize = size(); // Size of the widget const QSize availableSize = size(); // Size of the widget
const QSize pixmapSize = transformedPixmap.size(); const QSize scaledSize = transformedPixmap.size().scaled(availableSize, Qt::KeepAspectRatio);
const QSize scaledSize = pixmapSize.scaled(availableSize, Qt::KeepAspectRatio);
const QRect targetRect{(availableSize.width() - scaledSize.width()) / 2,
(availableSize.height() - scaledSize.height()) / 2, scaledSize.width(), scaledSize.height()};
const QPoint topLeft{(availableSize.width() - scaledSize.width()) / 2,
(availableSize.height() - scaledSize.height()) / 2};
const qreal radius = 0.05 * scaledSize.width(); const qreal radius = 0.05 * scaledSize.width();
// Draw the pixmap with rounded corners
QStylePainter painter(this); QStylePainter painter(this);
QPainterPath shape; QPainterPath shape;
shape.addRoundedRect(QRect(topLeft, scaledSize), radius, radius); shape.addRoundedRect(targetRect, radius, radius);
painter.setClipPath(shape); painter.setClipPath(shape);
painter.drawItemPixmap(QRect(topLeft, scaledSize), Qt::AlignCenter, painter.drawPixmap(targetRect, transformedPixmap.scaled(scaledSize, Qt::KeepAspectRatio, Qt::SmoothTransformation));
transformedPixmap.scaled(scaledSize, Qt::KeepAspectRatio, Qt::SmoothTransformation));
} }
/** /**