This abstract class provides an interface to objects that NSLayoutManager uses to layout lines in a text container. The Application Kit implements a single concrete subclass of NSTypesetter in NSSimpleHorizontalTypesetter. For more information about Cocoa's text layout system, see Chapter 5.

@interface NSTypesetter : NSObject
// Class Methods
+ (NSTypesetterBehavior)defaultTypesetterBehavior;
+ (NSSize)printingAdjustmentInLayoutManager:(NSLayoutManager *)layoutMgr forNominallySpacedGlyphRange:(NSRange)nominallySpacedGlyphsRange packedGlyphs:(const unsigned char *)packedGlyphs count:(unsigned)packedGlyphsCount;
+ (id)sharedSystemTypesetter;
+ (id)sharedSystemTypesetterForBehavior:(NSTypesetterBehavior)theBehavior;
// Instance Methods
- (float)baselineOffsetInLayoutManager:(NSLayoutManager *)layoutMgr glyphIndex:(unsigned)glyphIndex;
- (void)layoutGlyphsInLayoutManager:(NSLayoutManager *)layoutManager startingAtGlyphIndex:(unsigned)startGlyphIndex maxNumberOfLineFragments:(unsigned)maxNumLines nextGlyphIndex:(unsigned *)nextGlyph;

Subclasses

NSSimpleHorizontalTypesetter