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Ensure layout controller exposes only cell item index paths to range controller

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This commit is contained in:
Levi McCallum
2015-10-13 20:45:40 -07:00
parent 55c1b8f6e7
commit 8b7ac3c37d
1 changed files with 3 additions and 1 deletions
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4
AsyncDisplayKit/Details/ASCollectionViewLayoutController.mm
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@@ -137,7 +137,9 @@ typedef struct ASRangeGeometry ASRangeGeometry;
NSMutableSet *indexPathSet = [[NSMutableSet alloc] init];
NSArray *layoutAttributes = [_collectionViewLayout layoutAttributesForElementsInRect:rangeBounds];
for (UICollectionViewLayoutAttributes *la in layoutAttributes) {
[indexPathSet addObject:la.indexPath];
if (la.representedElementCategory == UICollectionElementCategoryCell) {
[indexPathSet addObject:la.indexPath];
}
}
return indexPathSet;
}