This class extends the interface of NSParagraphStyle to allow for the characteristics of a paragraph style object to be altered after the object is initialized. See the NSParagraphStyle class description later in this chapter for more information.

@interface NSMutableParagraphStyle : NSParagraphStyle
// Accessor Methods
- (void)setLineBreakMode:(NSLineBreakMode)mode;
- (void)setParagraphSpacing:(float)aFloat;
- (void)setAlignment:(NSTextAlignment)alignment;
- (void)setBaseWritingDirection:(NSWritingDirection)writingDirection;
- (void)setHeadIndent:(float)aFloat;
- (void)setTailIndent:(float)aFloat;
- (void)setParagraphStyle:(NSParagraphStyle *)obj;
- (void)setLineSpacing:(float)aFloat;
- (void)setMaximumLineHeight:(float)aFloat;
- (void)setTabStops:(NSArray *)array;
- (void)setMinimumLineHeight:(float)aFloat;
- (void)setFirstLineHeadIndent:(float)aFloat;
// Instance Methods
- (void)addTabStop:(NSTextTab *)anObject;
- (void)removeTabStop:(NSTextTab *)anObject;