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Merge branch 'master' into update-objc

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Conflicts:
	AsyncDisplayKit/ASDisplayNode+Subclasses.h
This commit is contained in:
Adlai Holler
2015-12-06 12:25:13 -08:00
parent 73b90023dc 29897297c5
commit b16a9e294e
10 changed files with 193 additions and 39 deletions
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20
AsyncDisplayKit/ASDisplayNode.h
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@@ -43,18 +43,28 @@ typedef void (^ASDisplayNodeDidLoadBlock)(ASDisplayNode *node);
typedef NS_OPTIONS(NSUInteger, ASInterfaceState)
{
/** The element is not predicted to be onscreen soon and preloading should not be performed */
ASInterfaceStateNone = 1 << 0,
ASInterfaceStateNone = 0,
/** The element may be added to a view soon that could become visible. Measure the layout, including size calculation. */
ASInterfaceStateMeasureLayout = 1 << 1,
ASInterfaceStateMeasureLayout = 1 << 0,
/** The element is likely enough to come onscreen that disk and/or network data required for display should be fetched. */
ASInterfaceStateFetchData = 1 << 2,
ASInterfaceStateFetchData = 1 << 1,
/** The element is very likely to become visible, and concurrent rendering should be executed for any -setNeedsDisplay. */
ASInterfaceStateDisplay = 1 << 3,
ASInterfaceStateDisplay = 1 << 2,
/** The element is physically onscreen by at least 1 pixel.
In practice, all other bit fields should also be set when this flag is set. */
ASInterfaceStateVisible = 1 << 4,
ASInterfaceStateVisible = 1 << 3,
/**
* The node is not contained in a cell but it is in a window.
*
* Currently we only set `interfaceState` to other values for
* nodes contained in table views or collection views.
*/
ASInterfaceStateInHierarchy = ASInterfaceStateMeasureLayout | ASInterfaceStateFetchData | ASInterfaceStateDisplay | ASInterfaceStateVisible,
};
/**
* An `ASDisplayNode` is an abstraction over `UIView` and `CALayer` that allows you to perform calculations about a view
* hierarchy off the main thread, and could do rendering off the main thread as well.