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add locks to ASLayoutOptions

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This commit is contained in:
rcancro
2015-09-08 09:48:59 -07:00
parent bca7d838e1
commit ad95a7c3ea
2 changed files with 10 additions and 8 deletions
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6
AsyncDisplayKit/Layout/ASLayoutOptions.mm
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@@ -117,8 +117,10 @@ static Class gDefaultLayoutOptionsClass = nil;
ASDN::MutexLocker l(_propertyLock);
if ([layoutable isKindOfClass:[ASTextNode class]]) {
ASTextNode *textNode = (ASTextNode *)layoutable;
self.ascender = round([[textNode.attributedString attribute:NSFontAttributeName atIndex:0 effectiveRange:NULL] ascender] * ASScreenScale())/ASScreenScale();
self.descender = round([[textNode.attributedString attribute:NSFontAttributeName atIndex:textNode.attributedString.length - 1 effectiveRange:NULL] descender] * ASScreenScale())/ASScreenScale();
if (textNode.attributedString.length > 0) {
self.ascender = round([[textNode.attributedString attribute:NSFontAttributeName atIndex:0 effectiveRange:NULL] ascender] * ASScreenScale())/ASScreenScale();
self.descender = round([[textNode.attributedString attribute:NSFontAttributeName atIndex:textNode.attributedString.length - 1 effectiveRange:NULL] descender] * ASScreenScale())/ASScreenScale();
}
}
if ([layoutable isKindOfClass:[ASDisplayNode class]]) {
ASDisplayNode *displayNode = (ASDisplayNode *)layoutable;