void RemoteScrollingCoordinatorProxy::connectStateNodeLayers(ScrollingStateTree& stateTree, const RemoteLayerTreeHost& layerTreeHost)
{
for (auto it : stateTree.nodeMap()) {
ScrollingStateNode* currNode = it.value;
switch (currNode->nodeType()) {
case ScrollingNode: {
ScrollingStateScrollingNode* scrollingStateNode = toScrollingStateScrollingNode(currNode);
if (scrollingStateNode->hasChangedProperty(ScrollingStateNode::ScrollLayer))
scrollingStateNode->setLayer(layerTreeHost.getLayer(scrollingStateNode->layer()));
if (scrollingStateNode->hasChangedProperty(ScrollingStateScrollingNode::CounterScrollingLayer))
scrollingStateNode->setCounterScrollingLayer(layerTreeHost.getLayer(scrollingStateNode->counterScrollingLayer()));
// FIXME: we should never have header and footer layers coming from the WebProcess.
if (scrollingStateNode->hasChangedProperty(ScrollingStateScrollingNode::HeaderLayer))
scrollingStateNode->setHeaderLayer(layerTreeHost.getLayer(scrollingStateNode->headerLayer()));
if (scrollingStateNode->hasChangedProperty(ScrollingStateScrollingNode::FooterLayer))
scrollingStateNode->setFooterLayer(layerTreeHost.getLayer(scrollingStateNode->footerLayer()));
break;
}
case FixedNode:
if (currNode->hasChangedProperty(ScrollingStateNode::ScrollLayer))
currNode->setLayer(layerTreeHost.getLayer(currNode->layer()));
break;
case StickyNode:
if (currNode->hasChangedProperty(ScrollingStateNode::ScrollLayer))
currNode->setLayer(layerTreeHost.getLayer(currNode->layer()));
break;
}
}
}
void AsyncScrollingCoordinator::updateScrollingNode(ScrollingNodeID nodeID, GraphicsLayer* scrollLayer, GraphicsLayer* counterScrollingLayer)
{
ScrollingStateScrollingNode* node = toScrollingStateScrollingNode(m_scrollingStateTree->stateNodeForID(nodeID));
ASSERT(node);
if (!node)
return;
node->setLayer(scrollLayer);
node->setCounterScrollingLayer(counterScrollingLayer);
}
