GlyphsCallback Protocol Reference

Conforms to	NSObject
Declared in	GlyphsFilterProtocol.h

Tasks

– processLayer:extraHandles:error: required method
– processLayer:originalGlyph:withInstance: required method

Instance Methods

processLayer:extraHandles:error:

Is called to process a layer before output

- (BOOL)processLayer:(GSLayer *)layer
				extraHandles:(NSMutableArray *)extraHandles error:(out
				NSError *__autoreleasing *)error

Parameters

layer: The layer to process

Return Value

if there where any changes, return a copy of layer that is than used for further processing

processLayer:originalGlyph:withInstance:

Is called to process a layer before output

- (GSLayer *)processLayer:(GSLayer *)layer
				originalGlyph:(GSGlyph *)originalGlyph
				withInstance:(GSInstance *)instance

Parameters

layer: The layer to process

originalGlyph: the original Glyph with all layers

instance: The instance that is used to interpolate

Return Value

if there where any changes, return a copy of layer that is than used for further processing