@class NSString, _UITextLayoutControllerBase, NSDictionary; @protocol UICoordinateSpace, _UITextLayoutController; @interface _UITextLayoutBaselineCalculator : NSObject <_UITextLayoutBaselineCalculator> { _UITextLayoutControllerBase<_UITextLayoutController> *_textLayoutController; NSDictionary *_typingAttributes; id<UICoordinateSpace> _coordinateSpace; double _scale; BOOL _usesLineFragmentOrigin; struct CGPoint { double x; double y; } _fallbackTextContainerOrigin; } @property (readonly, nonatomic) double firstBaselineOffsetFromTop; @property (readonly, nonatomic) double lastBaselineOffsetFromBottom; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; @end