Instance Method


Lays out glyphs in the specified layout manager starting at a specified glyph.


- (void)layoutGlyphsInLayoutManager:(NSLayoutManager *)layoutManager startingAtGlyphIndex:(NSUInteger)startGlyphIndex maxNumberOfLineFragments:(NSUInteger)maxNumLines nextGlyphIndex:(NSUInteger *)nextGlyph;



The layout manager in which to lay out glyphs.


The index of the starting glyph.


The maximum number of lines to generate. Fewer lines may be laid out if the glyph storage runs out of glyphs.


On return, set to the index of the next glyph that needs to be laid out.

See Also

Laying Out Glyphs

- boundingBoxForControlGlyphAtIndex:forTextContainer:proposedLineFragment:glyphPosition:characterIndex:

Returns the bounding rectangle for the specified control glyph with the specified parameters.

- getLineFragmentRect:usedRect:forParagraphSeparatorGlyphRange:atProposedOrigin:

Calculates the line fragment rectangle and line fragment used rectangle for blank lines.

- getLineFragmentRect:usedRect:remainingRect:forStartingGlyphAtIndex:proposedRect:lineSpacing:paragraphSpacingBefore:paragraphSpacingAfter:

Calculates line fragment rectangle, line fragment used rectangle, and remaining rectangle for a line fragment.

- hyphenCharacterForGlyphAtIndex:

Returns the hyphen character to be inserted after the specified glyph.

- hyphenationFactorForGlyphAtIndex:

Returns the hyphenation factor in effect at a specified location.

- shouldBreakLineByHyphenatingBeforeCharacterAtIndex:

Returns whether the line being laid out should be broken by hyphenating at the specified character.

- shouldBreakLineByWordBeforeCharacterAtIndex:

Returns whether the line being laid out should be broken by a word break at the specified character.

- willSetLineFragmentRect:forGlyphRange:usedRect:baselineOffset:

Called by the typesetter just prior to storing the actual line fragment rectangle location in the layout manager.

- setHardInvalidation:forGlyphRange:

Sets whether to force the layout manager to invalidate the specified portion of the glyph cache when invalidating layout.