fix: jagged edges on ddciicon

Use smooth scaling before drawing to smaller QImage Issue: linuxdeepin/developer-center#8691
linuxdeepin · Jun 20, 2024 · da27fb7 · da27fb7
1 parent 7fee7b5
commit da27fb7
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/util/ddciicon.cpp b/src/util/ddciicon.cpp
@@ -729,7 +729,8 @@ void DDciIconPrivate::paint(QPainter *painter, const QRectF &rect, Qt::Alignment
         if (rect.width() < targetRect.width())
             targetRect = rect;
 
-        painter->drawImage(targetRect, layer);
+        auto scaleImage = layer.scaled(targetRect.size().toSize(), Qt::KeepAspectRatio, Qt::SmoothTransformation);
+        painter->drawImage(targetRect, scaleImage);
     }
 }