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Merge pull request #41 from RCacheaux/RecursiveSetPreventOrCancelRasterizedSubNodes

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Recursive Set Prevent or Cancel for Rasterized SubNodes
This commit is contained in:
appleguy 2014-10-14 21:14:10 -07:00
commit c81896a54b
1 changed files with 2 additions and 2 deletions
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4
AsyncDisplayKit/ASDisplayNode.mm
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@ -1333,13 +1333,13 @@ static void _recursiveSetPreventOrCancelDisplay(ASDisplayNode *node, CALayer *la
// Set the flag on the node. If this is a pure layer (no node) then this has no effect (plain layers don't support preventing/cancelling display).
node.preventOrCancelDisplay = flag;
if (layer) {
if (layer && !node.shouldRasterizeDescendants) {
// If there is a layer, recurse down the layer hierarchy to set the flag on descendants. This will cover both layer-based and node-based children.
for (CALayer *sublayer in layer.sublayers) {
_recursiveSetPreventOrCancelDisplay(nil, sublayer, flag);
}
} else {
// If there is no layer (view not loaded yet), recurse down the subnode hierarchy to set the flag on descendants. This covers only node-based children, but for a node whose view is not loaded it can't possibly have nodeless children.
// If there is no layer (view not loaded yet) or this node rasterizes descendants (there won't be a layer tree to traverse), recurse down the subnode hierarchy to set the flag on descendants. This covers only node-based children, but for a node whose view is not loaded it can't possibly have nodeless children.
for (ASDisplayNode *subnode in node.subnodes) {
_recursiveSetPreventOrCancelDisplay(subnode, nil, flag);
}