I'm drawing a line using the antialiasing flag. This works fine when running my app on MacOS and Windows but looks jagged when running on a tablet (Ipad mini or IPad 2). I'm using Qt 5.2.1

Any ideas?

Qt Code:
  1. if (GetShow())
  2. {
  3. QColor penColor = mFocused ? mFocusedFillColor : mNotFocusedFillColor;
  4. penColor.setAlpha( mFocused ? mFocusedOpacity : mNotFocusedOpacity);
  5. QPen pen(penColor, 0, Qt::SolidLine);
  6. if (mOverrideDefualtLineStyle)
  7. pen.setStyle(mLineStyle);
  8.  
  9. int lineWidth = mFocused ? mLineWidthFocused : mLineWidthNotFocused;
  10. pen.setWidth(lineWidth);
  11.  
  12. pen.setCapStyle(Qt::RoundCap);
  13.  
  14. painter->setPen(pen);
  15. painter->setRenderHint(QPainter::Antialiasing, true);
  16. painter->drawLine(mBoxPositionToDraw, mAnchorPositionToDraw);
  17. }
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