diff --git a/src/plugins/imageviewer/imageview.cpp b/src/plugins/imageviewer/imageview.cpp index 7895ed315f9a951618d2a7122ffebfa8ef4cb80a..cc7881a6d88bfd71a197d1055cf835ec7b1c288d 100644 --- a/src/plugins/imageviewer/imageview.cpp +++ b/src/plugins/imageviewer/imageview.cpp @@ -75,6 +75,7 @@ ImageView::ImageView(QWidget *parent) setDragMode(ScrollHandDrag); setViewportUpdateMode(FullViewportUpdate); setFrameShape(QFrame::NoFrame); + setRenderHint(QPainter::SmoothPixmapTransform); // Prepare background check-board pattern QPixmap tilePixmap(64, 64); @@ -126,7 +127,9 @@ bool ImageView::openFile(QString fileName) d_ptr->imageItem = new QGraphicsSvgItem(fileName); } else { QPixmap pixmap(fileName); - d_ptr->imageItem = new QGraphicsPixmapItem(pixmap); + QGraphicsPixmapItem *pixmapItem = new QGraphicsPixmapItem(pixmap); + pixmapItem->setTransformationMode(Qt::SmoothTransformation); + d_ptr->imageItem = pixmapItem; } d_ptr->imageItem->setFlags(QGraphicsItem::ItemClipsToShape); d_ptr->imageItem->setCacheMode(QGraphicsItem::NoCache);