解决国产系统因某些qt版本不一致，导致QPainter的某个枚举值不支持的问题

app/scanner2/HGImgView.cpp

@@ -1641,7 +1641,11 @@ void HGImgView::paintEvent(QPaintEvent* e)
     painter.drawImage(destRect, *m_qImage, srcRect);
 #else
     QRectF destRect(m_showRect.left, m_showRect.top, m_showRect.right - m_showRect.left, m_showRect.bottom - m_showRect.top);
+
+#if defined(HG_CMP_MSC)
     painter.setRenderHint(m_enableHighQuality ? QPainter::SmoothPixmapTransform : QPainter::LosslessImageRendering);
+#endif
+
     painter.drawImage(destRect, *m_qImage);
 #endif