PKInkReference Provides a description of the creation and rendering of marks on a canvas. Declarationclass PKInkReference TopicsCreating an inkinit(inkType:color:)Getting the ink attributescolorinkTypeSupporting backward compatibilityrequiredContentVersion RelationshipsInherits FromNSObjectConforms ToCVarArgCustomDebugStringConvertibleCustomStringConvertibleEquatableHashableNSCopyingNSObjectProtocolSendableSendableMetatype