| Class | Description | 
|---|---|
| __tcFlagsStructure | 
 This class represents  
__tcFlagsStructure structure. | 
| NSLineMovementDirection | 
 This class represents  
NSLineMovementDirection type. | 
| NSLineSweepDirection | 
 This class represents  
NSLineSweepDirection type. | 
| NSTextContainer | 
 This class represents  
NSTextContainer class. | 
| NSTextContainerEnumeration | 
 This class represents  
NSTextContainerEnumeration enumeration. |