QSGNode* QQuickWebPage::updatePaintNode(QSGNode* oldNode, UpdatePaintNodeData*)
{
QQuickWebViewPrivate* webViewPrivate = QQuickWebViewPrivate::get(d->viewportItem);
WebCore::CoordinatedGraphicsScene* scene = webViewPrivate->coordinatedGraphicsScene();
if (!scene)
return oldNode;
QtWebPageSGNode* node = static_cast<QtWebPageSGNode*>(oldNode);
const QWindow* window = this->window();
ASSERT(window);
if (window && webViewPrivate->deviceScaleFactor() != window->devicePixelRatio()) {
webViewPrivate->setIntrinsicDeviceScaleFactor(window->devicePixelRatio());
// This signal is queued since if we are running a threaded renderer. This might cause failures
// if tests are reading the new value between the property change and the signal emission.
emit d->viewportItem->experimental()->test()->devicePixelRatioChanged();
}
if (!node)
node = new QtWebPageSGNode;
node->setCoordinatedGraphicsScene(scene);
node->setScale(d->contentsScale);
node->setDevicePixelRatio(window->devicePixelRatio());
QColor backgroundColor = webViewPrivate->transparentBackground() ? Qt::transparent : Qt::white;
QRectF backgroundRect(QPointF(0, 0), d->contentsSize);
node->setBackground(backgroundRect, backgroundColor);
return node;
}
QSGNode* QQuickWebPage::updatePaintNode(QSGNode* oldNode, UpdatePaintNodeData*)
{
if (!d->webPageProxy->drawingArea())
return oldNode;
LayerTreeHostProxy* layerTreeHostProxy = d->webPageProxy->drawingArea()->layerTreeHostProxy();
WebLayerTreeRenderer* renderer = layerTreeHostProxy->layerTreeRenderer();
QtWebPageSGNode* node = static_cast<QtWebPageSGNode*>(oldNode);
if (!node)
node = new QtWebPageSGNode();
node->setRenderer(renderer);
renderer->syncRemoteContent();
node->setScale(d->contentsScale);
QColor backgroundColor = d->webPageProxy->drawsTransparentBackground() ? Qt::transparent : Qt::white;
QRectF backgroundRect(QPointF(0, 0), d->contentsSize);
node->setBackground(backgroundRect, backgroundColor);
return node;
}