ScrollingStateFrameScrollingNode::ScrollingStateFrameScrollingNode(const ScrollingStateFrameScrollingNode& stateNode, ScrollingStateTree& adoptiveTree)
: ScrollingStateScrollingNode(stateNode, adoptiveTree)
#if PLATFORM(MAC)
, m_verticalScrollerImp(stateNode.verticalScrollerImp())
, m_horizontalScrollerImp(stateNode.horizontalScrollerImp())
#endif
, m_eventTrackingRegions(stateNode.eventTrackingRegions())
, m_requestedScrollPosition(stateNode.requestedScrollPosition())
, m_frameScaleFactor(stateNode.frameScaleFactor())
, m_topContentInset(stateNode.topContentInset())
, m_headerHeight(stateNode.headerHeight())
, m_footerHeight(stateNode.footerHeight())
, m_synchronousScrollingReasons(stateNode.synchronousScrollingReasons())
, m_behaviorForFixed(stateNode.scrollBehaviorForFixedElements())
, m_requestedScrollPositionRepresentsProgrammaticScroll(stateNode.requestedScrollPositionRepresentsProgrammaticScroll())
, m_fixedElementsLayoutRelativeToFrame(stateNode.fixedElementsLayoutRelativeToFrame())
{
if (hasChangedProperty(ScrolledContentsLayer))
setScrolledContentsLayer(stateNode.scrolledContentsLayer().toRepresentation(adoptiveTree.preferredLayerRepresentation()));
if (hasChangedProperty(CounterScrollingLayer))
setCounterScrollingLayer(stateNode.counterScrollingLayer().toRepresentation(adoptiveTree.preferredLayerRepresentation()));
if (hasChangedProperty(InsetClipLayer))
setInsetClipLayer(stateNode.insetClipLayer().toRepresentation(adoptiveTree.preferredLayerRepresentation()));
if (hasChangedProperty(ContentShadowLayer))
setContentShadowLayer(stateNode.contentShadowLayer().toRepresentation(adoptiveTree.preferredLayerRepresentation()));
if (hasChangedProperty(HeaderLayer))
setHeaderLayer(stateNode.headerLayer().toRepresentation(adoptiveTree.preferredLayerRepresentation()));
if (hasChangedProperty(FooterLayer))
setFooterLayer(stateNode.footerLayer().toRepresentation(adoptiveTree.preferredLayerRepresentation()));
}
void RemoteScrollingCoordinatorProxy::connectStateNodeLayers(ScrollingStateTree& stateTree, const RemoteLayerTreeHost& layerTreeHost, bool& fixedOrStickyLayerChanged)
{
for (auto& currNode : stateTree.nodeMap().values()) {
if (currNode->hasChangedProperty(ScrollingStateNode::ScrollLayer))
currNode->setLayer(layerTreeHost.getLayer(currNode->layer()));
switch (currNode->nodeType()) {
case FrameScrollingNode: {
ScrollingStateFrameScrollingNode* scrollingStateNode = toScrollingStateFrameScrollingNode(currNode);
if (scrollingStateNode->hasChangedProperty(ScrollingStateFrameScrollingNode::ScrolledContentsLayer))
scrollingStateNode->setScrolledContentsLayer(layerTreeHost.getLayer(scrollingStateNode->scrolledContentsLayer()));
if (scrollingStateNode->hasChangedProperty(ScrollingStateFrameScrollingNode::CounterScrollingLayer))
scrollingStateNode->setCounterScrollingLayer(layerTreeHost.getLayer(scrollingStateNode->counterScrollingLayer()));
if (scrollingStateNode->hasChangedProperty(ScrollingStateFrameScrollingNode::InsetClipLayer))
scrollingStateNode->setInsetClipLayer(layerTreeHost.getLayer(scrollingStateNode->insetClipLayer()));
if (scrollingStateNode->hasChangedProperty(ScrollingStateFrameScrollingNode::ContentShadowLayer))
scrollingStateNode->setContentShadowLayer(layerTreeHost.getLayer(scrollingStateNode->contentShadowLayer()));
// FIXME: we should never have header and footer layers coming from the WebProcess.
if (scrollingStateNode->hasChangedProperty(ScrollingStateFrameScrollingNode::HeaderLayer))
scrollingStateNode->setHeaderLayer(layerTreeHost.getLayer(scrollingStateNode->headerLayer()));
if (scrollingStateNode->hasChangedProperty(ScrollingStateFrameScrollingNode::FooterLayer))
scrollingStateNode->setFooterLayer(layerTreeHost.getLayer(scrollingStateNode->footerLayer()));
break;
}
case OverflowScrollingNode: {
ScrollingStateOverflowScrollingNode* scrollingStateNode = toScrollingStateOverflowScrollingNode(currNode);
if (scrollingStateNode->hasChangedProperty(ScrollingStateOverflowScrollingNode::ScrolledContentsLayer))
scrollingStateNode->setScrolledContentsLayer(layerTreeHost.getLayer(scrollingStateNode->scrolledContentsLayer()));
break;
}
case FixedNode:
if (currNode->hasChangedProperty(ScrollingStateNode::ScrollLayer))
fixedOrStickyLayerChanged = true;
break;
case StickyNode:
if (currNode->hasChangedProperty(ScrollingStateNode::ScrollLayer))
fixedOrStickyLayerChanged = true;
break;
}
}
}