FBSDKTooltipViewArrowDirection
enumFBSDKTooltipViewArrowDirection:NSUInteger{}
FBSDKTooltipViewArrowDirection enum
Passed on construction to determine arrow orientation.
enumFBSDKTooltipViewArrowDirection:NSUInteger{}
FBSDKTooltipViewArrowDirectionDown=0
casedown=0
FBSDKTooltipViewArrowDirectionUp=1
caseup=1