Add QPlatformBackingStore::toImage() implementations

On platforms where it makes sense, add the implementation that makes
returning a QImage possible.  This makes it possible to grab raster
windows.

Change-Id: I89241728aa6f7811c56bb66cd86a64aa961d71f8
Reviewed-by: Laszlo Agocs <laszlo.agocs@theqtcompany.com>

2 files changed, 7 insertions, 1 deletions

diff --git a/src/platformsupport/fbconvenience/qfbbackingstore.cpp b/src/platformsupport/fbconvenience/qfbbackingstore.cpp
index 3a91988799..e6b9e09a25 100644
--- a/src/platformsupport/fbconvenience/qfbbackingstore.cpp
+++ b/src/platformsupport/fbconvenience/qfbbackingstore.cpp
@@ -80,6 +80,12 @@ const QImage QFbBackingStore::image()
     return mImage;
 }
 
+
+QImage QFbBackingStore::toImage() const
+{
+    return mImage;
+}
+
 void QFbBackingStore::lock()
 {
     mImageMutex.lock();
@@ -101,4 +107,3 @@ void QFbBackingStore::endPaint()
 }
 
 QT_END_NAMESPACE
-
diff --git a/src/platformsupport/fbconvenience/qfbbackingstore_p.h b/src/platformsupport/fbconvenience/qfbbackingstore_p.h
index fc06b95475..c8dfe3489c 100644
--- a/src/platformsupport/fbconvenience/qfbbackingstore_p.h
+++ b/src/platformsupport/fbconvenience/qfbbackingstore_p.h
@@ -72,6 +72,7 @@ public:
     void resize(const QSize &size, const QRegion &region) Q_DECL_OVERRIDE;
 
     const QImage image();
+    QImage toImage() const override;
 
     void lock();
     void unlock();