Instance Method

compositionParameterView(_:shouldDisplayParameterWithKey:attributes:)

Allows you to define which composition parameters are visible in the user interface when the composition parameter view refreshes.

Declaration

func compositionParameterView(_ parameterView: QCCompositionParameterView!, shouldDisplayParameterWithKey portKey: String!, attributes portAttributes: [AnyHashable : Any]! = [:]) -> Bool

Parameters

parameterView

The composition parameter view in which the selection changed.

portKey

A key for one of the composition parameters, which is provided to you by the Quartz Composer engine.

portAttributes

A dictionary of the attributes that you want to display in the user interface.

Return Value

Returntrue if the port attributes should be displayed; false otherwise.