pdfviewer: Draw white background behind page

Change-Id: I50e85b8d135dc4fa93211567d195229cd3892086
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>

1 files changed, 1 insertions, 0 deletions

diff --git a/examples/widgets/pdfviewer/sequentialpagewidget.cpp b/examples/widgets/pdfviewer/sequentialpagewidget.cpp
index 229ba6168..f02290a0a 100644
--- a/examples/widgets/pdfviewer/sequentialpagewidget.cpp
+++ b/examples/widgets/pdfviewer/sequentialpagewidget.cpp
@@ -132,6 +132,7 @@ void SequentialPageWidget::paintEvent(QPaintEvent * event)
         QSizeF size = pageSize(page);
         if (m_pageCache.contains(page)) {
             const QImage &img = m_pageCache[page];
+            painter.fillRect((width() - img.width()) / 2, y, size.width(), size.height(), Qt::white);
             painter.drawImage((width() - img.width()) / 2, y, img);
         } else {
             painter.fillRect((width() - size.width()) / 2, y, size.width(), size.height(), m_placeholderBackground);