Revert "Fix for screenshot tool not grabbing videos"

This reverts commit b6f41165.

src/board/UBBoardController.cpp

@@ -2127,28 +2127,29 @@ QUrl UBBoardController::expandWidgetToTempDir(const QByteArray& pZipedData, cons
 }
 
 
-/**
- * @brief Take a screenshot of part of the scene
- * @param pSceneRect The area to capture, in the active scene's coordinates
- */
 void UBBoardController::grabScene(const QRectF& pSceneRect)
 {
     if (mActiveScene)
     {
-        // Ideally we should render the scene directly to a QImage rather than use grabWindow;
-        // this was the previous solution but it couldn't grab videos (QGraphicsVideoItem), so it
-        // was changed to this admittedly more sketchy way of doing it.
+        QImage image(pSceneRect.width(), pSceneRect.height(), QImage::Format_ARGB32);
+        image.fill(Qt::transparent);
+
+        QRectF targetRect(0, 0, pSceneRect.width(), pSceneRect.height());
+        QPainter painter(&image);
+        painter.setRenderHint(QPainter::SmoothPixmapTransform);
+        painter.setRenderHint(QPainter::Antialiasing);
+
+        mActiveScene->setRenderingContext(UBGraphicsScene::NonScreen);
+        mActiveScene->setRenderingQuality(UBItem::RenderingQualityHigh);
 
-        UBBoardView* view = mActiveScene->controlView();
-        QPoint pos = view->viewport()->mapFromGlobal(view->mapToGlobal(view->mapFromScene(pSceneRect.topLeft()))) + QPoint(1,1);
+        mActiveScene->render(&painter, targetRect, pSceneRect);
 
-        qreal scale = systemScaleFactor();
-        QScreen * screen = UBApplication::controlScreen();
+        mActiveScene->setRenderingContext(UBGraphicsScene::Screen);
+//        mActiveScene->setRenderingQuality(UBItem::RenderingQualityNormal);
+        mActiveScene->setRenderingQuality(UBItem::RenderingQualityHigh);
 
-        QPixmap image = screen->grabWindow(view->viewport()->winId(),
-                                           pos.x(), pos.y(), pSceneRect.width()*scale - 1, pSceneRect.height()*scale - 1);
 
-        mPaletteManager->addItem(image, QPointF(0,0), 1/scale);
+        mPaletteManager->addItem(QPixmap::fromImage(image));
         selectedDocument()->setMetaData(UBSettings::documentUpdatedAt, UBStringUtils::toUtcIsoDateTime(QDateTime::currentDateTime()));
     }
 }